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MultiV_Service Manual

1. Rmin Rcent Rmax DR DT C Rmin Rcent Rmax DR DT C 80 79 62 86 91 94 78 9 0596 142 51 1 649 1 736 1 826 5 2096 1 39 29 75 02 81 79 89 08 8 9296 141 52 1 587 1 672 1 760 5 2896 1 42 28 70 71 77 00 83 76 8 79 1 40 53 1 527 1 610 1 697 5 36 1 45 27 66 67 72 51 78 79 8 66 1 39 54 1 470 1 552 1 636 5 44 1 48 26 62 89 68 31 74 14 8 53 1 38 55 1 416 1 495 1 578 5 52 1 51 25 59 34 64 38 69 79 8 4096 1 37 56 1 364 1 441 1 522 5 5996 1 54 24 56 00 60 69 65 71 8 27 1 36 57 1 314 1 389 1 468 5 67 1 57 23 52 88 57 24 61 90 8 15 1 35 58 1 266 1 340 1 417 5 75 1 60 22 49 94 54 00 58 33 8 02 1 33 59 1220 1 292 1 367 5 83 1 63 21 47 19 50 96 54 98 7 90 1 32 60 1 176 1 246 1 320 5 90 1 66 20 44 60 48 11 51 85 7 77 1 31 61 1134 1203 1274 5 0897 1 69 19 42 17 45 43 48 91 7 6596 1 30 2 1 1 161 1 231 0596 18 39 88 42 92 46 15 7 53 1 29 62 1093 1161 1221 8 05 1 72 17 37 73 40 56 43 57 7 40 128 64 1 017 1 081 1 148 6 20 1 79 16 35 71 38 35 41 14 7 28 1 26 65 0 9815 1 044 1 110 6 28 1 82 1 5 33 81 36 26 38 86 TA 6 1 25 66 0 9472 1 008 1 072 6 35 1 85 14 32 02 34 30 36 72 7
2. 15 Piping Diarams Piping Diagrams PO Cooling HeatExchanger EV Heating e Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid 076 096 12 7 1 2 6 35 1 4 CRNN126TCAO 16 muni Indoor Unit Wiring Diagrams CAPACITOR CN ROOM CN MAIN TEMP PIPE IN THERMISTOR THERMISTOR FLOAT S W 55 CN DIS CN MOTOR INDOOR MOTOR 2 CN D PUMP 4 DRAIN 9o lt d 5 Ed CN POWER FUSE T3 15A ING T COMM BUS A BUS B BRIBL WH BK 1v pm s 4 T REX dal OUTDOOR UNIT Transmission YOLSINYSHL Wiring Diagrams INO CN REMO CN STEP M CN LEV CN PIPE OUT J DISPLAY PCB ASSY Service Manual 17 Exploded View 7 Exploded View 18 Mur
3. W49800 2 W49800 D Service Manual 177 Exploded View CRUN1008T0 165010 D 1650102 178 V Outdoor Unit 8 Replacement parts list Replacement parts list CRUN458S0 PART NO LOCATION NO DESCRIPTION CRUN458S0 REMARK 548490 1 ACCUMULATOR ASSEMBLY MECH 4849A10014A R 548490 2 ACCUMULATOR ASSEMBLY MECH 4849A10015A R 548490 3 ACCUMULATOR ASSEMBLY MECH 4849A10018A R 447910 BARRIER ASSEMBLY OUTDOOR 4791A20012B R 430411 BASE ASSEMBLY WELD OUTDOOR 3041A20047D R 561411 COIL ASSEMBLY EXPANSION 6141A20009A R 561410 1 COIL ASSEMBLY REVERSING VALVE H GAS 6421AR3209Y R 561410 2 COIL ASSEMBLY REVERSING VALVE LIQ I 6421AR3209Z R 561410 3 COIL ASSEMBLY REVERSING VALVE 6141AR3509Z R 554160 COMPRESSOR 5416A20030A R 649950 CONTROL BOX ASSMBLY OUTDOOR 4995A10073A R 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871 20247 WOCZZ CAPACITOR DRAWING 0CZZA90001E R 566001 SWITCH MAGNET 6600B000048 R WOFZZ FUSE DRAWING OFZZA90001A R 43
4. HEP m Master Outdoor unit The connection of Master and Slave SUB SUB PCB 78 TERMINAL BLOCK Indoor unit 103 104 A GND C D Central control Units Unit 1 DIP SWITCH Outdoor unit Vi SUB 1 Adhere the 485 SUB PCB For connecting central control to the Control Box 2 Connect the 485 SUB PCB to central control 3 In the case of connecting two more than central control set the Master Slave mode and then connect each communication lines C D Refer to above fig Special purcharse Central control P No 4995A20105F Sub PCB P No 4995A20105G It can be added to 15 Central controls for the slave control Group Indoor No 1 3 4 Indoor unit setting method The indoor unit PCB has 2 rotary switches One is for the Group Number setting and another is for Room Number Setting The group number on the Central Control rotary switch and on the rotary switch of Indoor Unit PCB should match exactly Like Group Number 0 on the Central Control Group Number 0 on all Indoor units to be connected to Group Number 0 But the Room Number switch on Central contr
5. Model Unit CRUN458S0 CRUN1008T0 kW 13 0 28 0 Cooling Capacity kcal h 11 178 24 080 Btu h 44 358 96 000 kW 14 5 31 5 Heating Capacity kcal h 12 554 27 090 Btu h 49 500 108 000 Casing Color WARM GRAY WARM GRAY Dimensions mm 900 1 225 370 1 246 1 519 700 W H D inch 35 43 48 42 13 57 49 07 58 84 27 56 EER Cooling Btu hW 8 24 8 93 Heating Btu hW 10 00 10 24 Cooling W W kcal hW 2 56 2 08 2 67 2 25 2d Heating W W kcal hW 2 93 2 37 3 00 2 53 Input Cooling kW 5 0 10 5 Heating kW 5 2 11 0 Operation limits Cooling Heating 5 48 15 24 5 48 20 24 JT100BEVYE JT100BEVTYE JT212DATYE Type Hermetically Sealed Scroll Type Piston Displacement cm rev 53 4 53 4 117 3 Compressor X mper of Revolution r p m 6 750 6 75043 450 Motor Output x Number kW 3 5 x1 3 5 3 75 Starting Method Direct on Line Direct on Line Type Propeller Fan Propeller Fan Motor Output x Number W 84 2 271 2 Air Flow Rate High cmm 70 180 2471 6354 Capacitor Run Capacitor Run Pipe Liquid Side mm inch 12 7 1 2 15 88 5 8 Connections Gas Side mm inch 19 05 3 4 28 58 1 1 8 Weight kg Ibs 125 300 Noise Level Sound Press 1m H M L dBA 3 57 60 Safety Device High Pressure Switch Fan Motor Safety Thermostat Inverter Overload Protector Over Current Relay Fuse Control range of capacity 10 115 10 130 Refrigerant Name R407C
6. Voltage V P Tbub Voltage V P kPa Tbub Voltage V P kPa Tbub 1 28 881 14 3 2 06 1661 38 0 2 84 2441 54 4 1 31 911 15 5 2 09 1691 38 7 2 87 2471 54 9 1 34 941 16 6 2 12 1721 39 4 2 9 2501 55 5 1 37 971 17 7 2 15 1751 40 2 2 93 2531 56 0 1 4 1001 18 8 2 18 1781 40 9 2 96 2561 56 5 1 43 1031 19 8 2 99 2591 57 1 1 46 1061 20 9 3 02 2621 57 6 1 49 1091 21 9 3 05 2651 58 1 1 52 1121 22 9 3 08 2681 58 6 1 55 1151 23 8 3 11 2711 59 1 1 58 1181 24 8 3 14 2741 59 6 1 61 1211 25 7 3 17 2771 60 1 1 64 1241 26 6 3 2 2801 60 6 1 67 1271 27 5 3 23 2831 61 1 1 7 1301 28 4 3 26 2861 61 6 1 73 1331 29 3 3 29 2891 62 1 1 76 1361 30 1 3 32 2921 62 6 1 79 1391 31 0 3 35 2951 63 1 1 82 1421 31 8 3 38 2981 63 5 1 85 1451 32 6 3 41 3011 64 0 1 88 1481 33 4 2 66 2261 51 0 3 44 3041 64 5 1 91 1511 34 2 2 69 2291 51 6 3 47 3071 64 9 1 94 1541 35 0 2 72 2321 52 1 3 5 3101 65 4 1 97 1571 35 8 2 75 2351 52 7 2 1601 36 5 2 78 2381 53 3 2 03 1631 37 3 2 81 2411 53 8 248 murti V Appendix 3828 20279 Printed Korea After reading this manual keep it in a place easily accessible to the user for future reference
7. is On 22222 Auto addressing Start Wapa uuu e eee eee a ee ee weit Stop pressing SWO1M Waiting about 2 min LEDO1C Blink did Mr i Indoor address number is displayed on wired remote controller or Check the Indoor Unit indoor unit display Window l d not an error message will be isp ay disappeared when on off button is pressed on remote controller ex Display of 01 02 05 means connection of 5 indoor units and auto addressing is completed normally Dd No of Connected Indoor Units Display of Indoor Units number Service Manual 203 Installation 3 3 1 Process fot Group Number Setting Confirm the power of whole system indoor unit outdoor unit is OFF otherwise turn off The transmission lines connected to C D of simple central controller should be connected to C D terminal port for central control of outdoor unit with care for their polarity C gt C D gt D DC power line 12V and ground line should be connected to terminal block of adjacent indoor unit Set group number with increasing the rotary switch From 00 to 7F in orderly manner if it is desired to control several indoor units as a group each group control is possible by group ID rotary switch setting from O to 7 The whole system power turn on Terminal block of outdoor unit Indoor unit Cen
8. 950 840 Service Manual 27 Piping Diagrams Piping Diagrams Se Cooling Heat Exchanger EV Heating ilter Turbo Fan e Indoor unit e Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid CRNN126TEA0 12 7 1 2 6 35 1 4 CRNN186TEA0 15 88 5 8 9 52 3 8 CRNN246TDAO 15 88 5 8 9 52 3 8 CRNN286TDAO 15 88 5 8 9 52 3 8 CRNN366TDAO 19 05 3 4 9 52 3 8 CRNNA426TDAO 19 05 3 4 9 52 3 8 CRNN486TDAO 19 05 3 4 9 52 3 8 28 mutt V Indoor Unit Wiring Diagrams Wiring Diagrams TEMP PIPE IN THERMISTOR FLOAT S W CAPACITOR ROOM CN PIPE CN FLOAT MAIN PCB ASSY INDOOR MOTOR INO YOLSINYSHL CN D PUMP REMOTE CN STEP M CN LEV CN PIPE OUT CON TROL BUS A CN D
9. 209 uyu m 243 2 MULTI V Model Nomenclature Indoor Unit Serial Number Combinations of functions A Basic Function Art Cool Type Panel Color B Blue C Cherry D Wood M Metal N Walnut R Mirror W White G Gold Chassis Name Electrical Ratings 1 10 100V 115V 60Hz 2 10 220V 240V 60Hz 6 10 220V 240V 50Hz 7 10 100V 115V 50Hz Total Cooling Capacity in Btu h unit Ex 5 000 Btu h gt 05 18 000 Btu h gt 18 Combination of Inverter Type and Cooling Only or Heat Pump or Heat Recovery N AC Inverter and H P V AC Inverter and C O Indicates that this is MULTI V System indoor unit using the R 407C Note Suffix Look Wall Mounted Panel Ceiling Mounted Cassette Type Outdoor Unit 100 Air Discharge S Side discharge T Top discharge Electrical Ratings 8 30 380V 415V 50Hz 9 32 380V 415V 60Hz 220V 50Hz 220V 60Hz C 440V 460V 50Hz D 440V 460V 60Hz Total Cooling Capacity in Horse Power Hp unit Ex 4 5 Hp gt 45 10 Hp 100 Combination of Inverter Type and Cooling Only or Heat Pump or Heat Recovery N AC Inverter and H P V AC Inverter and C O Indicates that this is MULTI System outdoor unit using the R 407C Service Manual 3 Model Name
10. Don t install near high moisture amp high oscilla tion area Keep in mind Don t operate with wet hands Service Manual 189 Control Devices INSTALLATION ORDER 1 Remove upper amp lower case 3 For Dip switch and Rotary Switch setting refer to the page How to Install 2 Fixate screw in the holes of the case bottom 6 Check the operation by supply 5 Adjust the upper case in accor ing the power dance with back case while assembling as shown in the fig 4 For wiring connection refer page Installation Procedure LINK OF CONNECTING WIRE 1 First separate the front case from rear case of controller connect terminal C D Vcc GND on PCB referring to the following table Maximum length of connecting wire e Between controller and outdoor unit 220 250 e Between controllers 220 250 Out door unit Terminal Block Wire Color Central Controller Terminal GND lt BLUE gt lt Red gt GND C lt Brown gt lt Yellow gt D 2 After attaching the supplied wire to terminal link the connecting wire If necessary Cut the indicated part of front case to draw the lead wire 190 murti V Outdoor Unit Control Devices
11. _ L S DISPLAY J PCB ASM 5 POWER i INPU TO OUTDOOR UNIT Transmission STEP MOTOR AC POWER LINE INPUT FOR INDOOR CONTROLLER MOTOR OUTPUT OF BLDC COMMUNICATION BETWEEN INDOOR AND OUTDOOR LEV CONTROL OUTPUT DISPLAY OF INDOOR STATUS DISPLAY OF INDOOR STATUS CONTROL OUTPUT STEP MOTOR OUTPUT FOR LEFT RIGHT STEP MOTOR OUTPUT FOR LEFT RIGHT STEP MOTOR OUTPUT ROOM amp PIPE THERMISTOR CN TH2 DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR Service Manual 139 Disassembly of parts B 8 Disassembly of the parts Warning Disconnect the unit from power supply before making any checks Be sure the power switch is set to OFF 1 To remove the Grille from the Chassis Push mark on the grille bottom then pull it down and remove 3 securing screws Lift the both lower parts of panel front After pull down this panel a bit separate connecting wire with product 2 To remove the Control Box Before removing the control box be sure to disconnect the wires from PWB Pull the cover control out from the control box and disconnect other wires Remove securing screws Pull the control box out from the chassis carefully 140 maari Indoor Unit Disassembly of parts 3 To remove the Evaporator Remove 4 screws securing the evaporator Pull the evaporator out from the chass
12. 55 Exploded ENEE EE 56 Replacement Parts 57 48 V Indoor Unit 1 Specifications Specifications Model Unit CRNN076BNG0 CRNN096BJG0 CRNN126BJG0 W 2 100 2 600 3 500 Cooling Capacity kcal h 1 806 2 235 3 009 Btu h 7 165 8 871 11 942 W 2 363 2 925 3 923 Heating Capacity kcal h 2 031 2 515 3 385 Btu h 8 061 9 980 13 435 Casing Galvanized Steel Plate Dimensions W H D mm 783 220 520 873 220 520 873 220 520 inch 30 8 8 7 20 5 34 3 8 7 20 5 34 3 8 7 20 5 Coil Rows Steps Fin Pitch inch 2 9 14 2 9 14 2 9 14 Moisture removal 1 0 1 0 1 5 Model D 7K D 9K D 12K Type Sirocco Fan Sirocco Fan Sirocco Fan Motor Output 13 17 20 Air Flow Rate H M L 6 4 5 9 5 4 7 0 6 5 6 0 10 2 9 2 8 2 CFM 226 208 191 247 230 212 360 325 290 External Static Pressure Pa 0 0 0 Drive Direct Speed control Steps Control Temperature Control Microprocessor Thermistat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystyrene Safety Device Fuse Thermal Fuse for Fan Motor Pipe Connections Liquid Side mm inch 6 35 1 4 6 35 1 4 6 35 1 4 Gas Side 12 7 1 2 12 7 1 2 12 7 1 2 Drain Dia 25 25 25 Net Weight kg Ibs 23 50 7 24 52 9 24 52 9 Nois
13. LINT ven D s fe 16 E 8 4 4 4 4 4 zor 4 4 4 4 4 ES 22 oos EI ayvog T TT davog nin YILYIAN ino TOYINOD os C hg lt yg H IN OO OO may HM 5 su 13014 AS ENZ 431 113 were naso Baao NO en wan Diego ays 9 i ed wn 38 5 Bina enen mee wee 20 100 SINO 6NO NO gt 659 IND 9999 s eny mi o amp e H 9 0 zo zs ___ if NI 30010 N012v38 390148 CRUN1008 174 Outdoor Unit Control board SPEC Description Wiring Diagrams Description POWER 1 AC AC POWER 1 LEV B LINEAR EXPANSION VALVE B NOT USE MAGNETIC MAGNETIC SWITCH TO INDOOR TRANSMISSION WITH INDOOR FAN MOTOR LEFT JIG JIG POWER FAN R FAN MOTOR RIGHT NOT USE HEATER I INTERNET COMP CRANK HEATER SIGNAL TRANSMISSION WITH INVERTER BOARD HEATER C CONSTANT COMP CRANK HEATER CENTRAL CONTROL INTERNET CENTRAL CONTROL 4WAY 4WAY REVERSING VALVE NOT USE HIGAS HOT GAS VALVE D PIPE S PIPE B DISCHARGE SUCTION PIPE TERMINALS 0000 INVERTER LIQUID INJECTION VALVE
14. To install a unit is very convenient because of smaller Compact and light design siya Aah textile The most advanced low noise design The adoption of turbo fan and round type heat exchang er give the quietest operation Low noise Long life wrinkle type and washable and anti bacteria filter is adopted Built in drain pump automatically drains water standard drain head height of up to 700mm is possible Long life filter High head Drain pump High Ceiling corresponding Function According to the height of ceiling the RPM of indoor fan motor is selected to increase air reaching distance Central Control Optional t is operating individually or totally by central control function Service Manual 23 Operation detail B 3 Operation detail Time Delay Safety Control e 5 Vertical air flow direction control louvers open in 5 seconds to prevent noise between louvers and wind 5sec The 4 way valve is ceased for 5 sec to prevent the refrigerant gas abnormal noise when the Heating operation is OFF or switched to the other operation mode when compress is off While compressor is running it takes 3 5 seconds to switch Auto Swing Control This function is to swing the louver up and down automatically Soft Dry Operation The indoor fan speed is automatically set to the low so the shift of the indoor fan speed is impossible because of already being set to the b
15. m 0 13 0 13 0 13 0 14 Moisture removal lh 1 0 1 0 1 2 2 2 Type Cross Flow Fan Cross Flow Fan Cross Fan Cross Flow Fan Es Motor Output x Number W 7 5 7 5 144 22 Air Flow Rate High cmm 5 6 7 0 9 5 13 5 196 247 336 477 Speed control Phase control Temperature Control Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystyrene Air Filter Resin Net Washable Safety Device Fuse Fuse Fuse Fuse Liquid Side mm inch 6 35 1 4 6 35 1 4 6 35 1 4 9 52 3 8 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 12 7 1 2 15 88 5 8 Drain Pipe Internal Dia mm 25 25 25 25 Net Weight kg Ibs 7 15 4 7 15 4 8 17 6 12 26 5 Noise Level Sound Press 1m H M L dBA 3 30 33 27 34 31 28 36 33 30 40 37 34 Power Supply O V Hz 1 220 240 50 1 220 240 50 1 220 240 50 1 220 240 50 Power Cable AWG P mm 12 3 2 5 12 3 2 5 12 3 2 5 12 3 2 5 Refrigerant Control L E V L E V L E V L E V Standard Accessories Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Clamps Screws Notes 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB z Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Hea
16. ONE SIMPLE CENTRAL CONTROL CONNECTION WW TTT LA r8 TERMINAL BLOCK MAIN 2 001 007 008 27 Outdoor uni To Indoor Units A Line Indoor unit All the connections are to be done as shown above A and B are the communication lines for the indoor and L Central control Unit 1 Group Number Master Mode GND C D lt Group Number 0 gt B IG 58 9 512 sta 7 516 54 Ge T d para O er C and D are the communication lines for the Central Control two shield lines for connecting line Earth the shield line Service Manual 187 Control Devices 2 OR MORE SIMPLE CENTRAL CONTROL CONNECTION Indoor unit 003 004 005 014 os ga MAIN PCB Group Number 05 SUB
17. Temperature Control Micro processor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed Ploystyrene Safety Device Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 6 35 1 4 6 35 1 4 6 35 1 4 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 12 7 1 2 15 88 5 8 15 88 5 8 Drain Pipe Internal Dia mm 25 25 25 25 25 Net Weight kg Ibs 22 48 5 25 55 1 25 55 1 27 5 60 6 32 5 71 7 Noise Level Sound Press 1 5m H M L dBA 3 36 34 32 36 34 33 37 35 34 38 36 35 40 38 36 Power Supply OV Hz 1 220 240 50 1 220 240 50 1 220 240 50 1 220 240 50 1 220 240 50 Power Cable AWG P mm 12 3 2 5 12 3 2 5 12 3 2 5 12 3 2 5 12 3 2 5 Refrigerant Control L E V Standard Accessories Notes Owner Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Washer fixing Plate Sealing Pads Clamps Screws Washer for Hanging Bracket Insulation for Fitting Conversion Formula 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB kcal h kW x 860 Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Btu h kW x 3414 Interconnecting Piping Length 7 5 cfm m min x 35 3 Level Difference of Zero Heating Indoor Temperature 2090 68 F DB 15 C 59 F
18. ROTARY SWITCH SETTING INSTALLATION FOR 2 OR MORE SIMPLE CENTRAL CONTROL The setting of Group Number in the Central Control is done by the rotary switch as shown in the figure below is possible to set 0 15 Group Total 16 Groups All the numbers on the rotary switch represent the different Group Numbers By changing the knob we can set rotary switch to the group number we want to control The above fig Shows the control of group number 0 Similarly we can control all the 16 Groups E DIP SWITCH SETTING INSTALLATION FOR 2 OR MORE SIMPLE CENTRAL CONTROL CAUTION Dip switch is now used only for the setting of master or slave mode In the case of two more than central controls Set one to Master the others to slave Master Mode P k k k Rotary Switch Dip Switch Slave Mode k k k k L e ACCEASSORY PARTS Central control and sub PCB with wire ass y should be purchased as optional Central Control 1EA Sub PCB Wire Assy 1 6871A20295A Screw 4EA lt O ta y Gs Service Manual 191 Control Devices 1 4 I operates maximum 16 Units by only one Wired Remote Control and each Unit starts sequentially to prevent overcurrent Main PCB E Indoor Uniti TI fdoofUnit2 lmdoorUnit 6 Terminal Local Supply Terminal Local S
19. 51 Title Indoor connection over capacity Meaning The total capacity of indoor units being connected is over rated capacity of outdoor unit by 130 10HP 115 4 5HP 120 6HP Cause of error Over connection to outdoor unit capacity Malfunction of indoor unit capacity code Trouble shooting Flow Is the total capacity of indoor units normal Confirm indoor unit capacity code and replace PCB Adjust indoor unit capacity 236 munti V Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide code 52 Title Transmission error from inverter PCB to main PCB in the outdoor unit Meaning In the case that main PCB can not receive any signal from inverter PCB successively for 20 seconds Cause of error The connector for transmission disconnected The transmission line is misconnected or shorted Transmission circuit of main PCB is abnormal Transmission circuit of inverter PCB is abnormal Trouble shooting Flow Is the transmission line connection Connector normal Is the transmission circuit of main PCB normal Check and replace the inverter PCB Repair the connection connector No Check and Replace the main PCB Service Manual 237 Self diagnosis function Fault diagnosis and Trouble shooting guide SECH Ti
20. Flashing while in disconnection or short in Thermistor 3 sec off 0 5 sec on Sleep Timer Indicator ON while in sleep timer mode OFF when sleep timer cancel or appliance operation pause Timer Indicator ON while in timer mode on off OFF when timer mode is completed or canceled Defrost Indicator OFF except when hot start during heating mode operation or while in defrost control Cooling Mode Operation When the intake air temperature reaches 0 5 below the setting temp the compressor and the outdoor fan stop When it reaches 0 5 above the setting temp they start to operate again Compressor ON Temp 2 Setting 0 5 Compressor OFF Temp gt Setting Temp 0 5 C While in compressor running operating with the airflow speed set by the remote control While in compres sor not running operating with the low airflow speed regardless of the setting Healthy Dehumidification Mode When the dehumidification operation input by the remote control is received the intake air temperature is detected and the setting temp is automatically set according to the intake air temperature 26 lt Intake Air Temp 2 25 24 C lt Intake Intake Air lt 26 2 Intake Air 1 18 C lt Intake Intake Air lt 24 2 Intake Air 0 5 Intake Air lt 18 2 18 C While in compressor off the indoor fan repeats low airflow s
21. SWITCH BL 63H HIGH PRESSURE SWITCH lt So WH BK RR CN2 CN3 aK 63x 5 CN23 83 BK 52F wH rer BK BK im gol YL ocurrir NG CN12 CN11 4 _ WH WH re YL olo o up eee Boun LI Fg 5 Oc CNS e ap 0 o 2 GR YL Es Bn pane 1 Balo He 6 Hi Sus con a fo paaa CN17 B H Sec SE li ___ CN21 Fg l Sg BL di 3 R IEIUNII a KG i EIE IN UE d 500V 25A Li prag pos 9 11 FILTER Cl piia CH ag z ONTSR FUSE GROUND 250V 5A POWER BK 39 380V 50 7 wi ala BE Ta TERMINAL BLOCK OF INDOOR UNIT Connector ie Connector Number Description Number SPEC Color Description CN1 POWER NT AC POWER SUPPLY CN13 DC LINK RD DC LINK VOLTAGE DETECT CN2 FAN L BL FAN MOTOR LOW SIDE CN14 IPM WH IPM CONTROL SIGNAL CN3 RD FAN MOTOR HIGH SIDE CN15 P SEN L BL LOW PRESSURE SENSOR CM HEAT YL COMPRESSOR CRANK CASE HEATER CN16 P SEN H RD HIGH PRESSURE SENSOR CN5 4WAY BL 4WAY REVERSING VALVE CN17 S PIPE AIR BL SUCTION PIPE SENSOR AIR SENSOR CN6 H GAS GR H GAS VALVE CN18 D C PIPE RD DISCHARGE CONDENSOR SENSOR CN7 LIQ RD LIQUID INJ
22. CON PIPE A CON PIPE B OUT AIR P SEN H CONDENSER PIPE THERMISTOR OUTDOOR AIR THERMISTOR HIGH PRESSURE SENSOR UO LIQUID INJECTION VALVE POWER2 AC INPUT POWER AC P SEN L LOW PRESSURE SENSOR LEVA LINEAR EXPANSION VALVE A Description AC POWER DC LINK VOLTAGE DETECT ON BOARD WRITING HIGH PRESSURE SWITCH MAGNETIC SWITCH 3 PHASE DETECT TRANSMISSION WITH CONTROL BOARD DISCHARGE PIPE THERMISTOR PWM SIGNAL PWM CONTROL POWER JG Color WH white RD red BL blue YL yellow GR green NT natural JIG SIGNAL Service Manual 175 Exploded View A 22 UT 176 Outdoor Unit Exploded View CRUN1008T0 Ewe
23. Frequency down for constant speed compressor turn on b Pressure Control Stage B In heating operation ICOF is controlled for high pressure to reach base pressure 21bar After stage A finished ICOF is stepped up by 1 High Pressure gt 21bar Step down High Pressure 19 bar Step up In cooling operation ICOF is controlled for low pressure to reach base pressure 6 6bar After stage A finished ICOF is stepped up by 1 Low Pressure 6 1bar Step down Low Pressure gt 7 1bar Step up 6 Compressor control at power input For 3 minutes after main power input crank case heater is turned on though ON signal is inputted from indoor unit compressor is not operated for 3 minutes After 3 minutes later from main power input the compressor can be operated in case that following conditions are satisfied i If outdoor air temperature gt 5 C then crank case heater is OFF and the compressor can be started ii If outdoor air temperature 5 C then crank case heater is ON continuously and 5 hours later the compressor can be started 8 For the operation of though forced operation signal from indoor unit is in those are all ignored and displays crank case heater operation at indoor unit 164 murti V Outdoor Unit Linear Expansion Valve LEV Control 1 Control type Operation detail LEV LEV for Indoor Unit for Outdoor Unit On state Off state Thermo of
24. COMPRESSOR ON Selected Low Fan Fan Stop 52 V Indoor Unit Dimensional Drawings H 4 Dimensional Drawings he ee kt T gt E ul G CRNNO76BNGO 783 667 300 100 500 20 639 120 220 CRNN096BJGO 873 767 300 100 500 20 729 120 220 CRNN126BJGO 873 767 300 100 500 20 729 120 220 Top view unit mm Front view Inspection hole 600X600 N Control box A N 4 Service Manual 53 Piping Diagrams Piping Diagrams PANA Heat Exchanger LEV D gt Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid CRNN076BNG0 CRNN096BJG0 12 7 1 2 6 35 1 4 CRNN126BJGO 54 aarmt V Indoor Unit Wiring Diagrams Wiring Diagrams TEMP PIPE IN THERMISTOR THERMISTOR FLOAT S W e e CN ROOM CN PIPE CN FLOAT CAPACITOR BR YL MAIN P
25. High Med Low Chaos Operation indication Lamps LED Lights up in operation Lights up in Sleep Mode Lights up in Timer Mode Lights up in Deice Mode or Hot Start Mode gt CO xP O Soft Dry Operation Mode Intermittent operation of fan at low speed Sleep Mode Auto Control The fan is switched to low Cooling med Heating speed The unit will be stopped after 1 2 3 4 5 6 7 hours Natural Air Control by CHAOS Logic The fan is switched to intermittent or irregular operation The fan speed is automatically switched from high to low speed Airflow Direction Control The louver can be set at the desired position or swing up and down right and left automatically Auto Operation The setting temperature indoor fan speed and desired operation made are automatically set by fuzzy rule Maintains the room temperature in accordance with the Setting Temperature Deice defrost control Heating Both the indoor and outdoor fan stops during deicing Hot start after deice ends Hot start Control Heating The indoor fan does not rotate until the evaporator piping temperature will be reached at 22 60 V Indoor Unit E Operation Details Operation Details 1 The functi Time Delay Safety Control beer 90sec The compressor is ceased for 3minutes to balance
26. The timer LED is on when the off timer is input It is off when the time set by the timer is reached If the appliance is on pause at the time set by the timer the pause continues 82 V Indoor Unit Operation Details E Off Timer lt gt On Timer Operation When the set time is reached after the on off time is input by the remote control the on off timer operation is carried out according to the set time Sleep Timer Operation When the sleep time is reached after 1 2 3 4 5 6 7 0 cancel hour is input by the remote control while in appliance operation the operation of the appliance stops While the appliance is on pause the sleep timer mode cannot be input While in cooling mode operation 30 min later since the start of the sleep timer the setting temperature increases by 1 C After another 30 min elapse it increases by 1 C again When the sleep timer mode is input while in cooling cycle mode the airflow speed of the indoor fan is set to the low When the sleep timer mode is input while in heating cycle mode the airflow speed of the indoor fan is set to the medium Chaos Swing Mode By the Chaos Swing key input the upper lower vane automatically operates with the Chaos Swing or they are fixed to the desired direction While in Chaos Swing mode the angles of cooling and heating cycle operations are different Chaos Natural Wind Mode When the Chaos Natural Wind mode is selec
27. or more below the setting temperature the compressor is turned off When 0 5 C or more above the setting temperature the compressor is turned on Compressor ON Temperature 2 Setting Temperature 0 5 C Compressor OFF Temperature 2 Setting Temperature 0 5 At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temperature at that time 26 lt Intake Air Temperature 225 24 lt Intake Temperature lt 26 C gt Intake Air Temperature 1C 22 lt Intake Air Temperature lt 24 C gt Intake Air Temperature 0 5 18 C lt Intake Air Temperature lt 22 2 Intake Air Temperature Intake Air Temperature lt 18 218 When Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan repeats the low airflow speed or pause as in dehumidification operation 3 Fuzzy Operation for Heating According to the setting temperature selected by Fuzzy rule when the intake air temperature is 3 or more above the setting temperature the compressor is turned off When below the setting temperature the com pressor is turned on Compressor ON Temperature 2 Setting Temperature Compressor OFF Temperatu
28. CRNN CA CB CC CD UTO SWING EC SETTEUP FINSFEED SE E Heater Preheat Deeg Duden Is eee 9 Holiday 5 10 W55 DO 12 Function Operation display Displays the operation conditions On Off Operation starts when this button is pressed and stops when the button is pressed again Set Temperature Used to set the temperature when the desired temperature is obtained FAN Operation Used to circulate room air without cooling or heating Fan Speed Used to set the desired fan speed Operation Mode Selection Used to select the operation mode Auto Swing Used to swing up and down Room Temperature Checking Used to check the room temperature Timer Cancel Used to cancel the timer Timer Set Used to set the timer when the desired time is obtained Week Used to set a day of the week Program Used to set the weekly timer Holiday Used to set a holiday of the week Time Set Used to set the time of the day and change the time in weekly timer Function Set and Clear Used to set and clear the weekly timer Jet Cool Used to select jet cool mode Reset Name Used to set the current time and clear the setting time Function Operation display Displays the operation conditions On Off Operation starts when this button is pressed and sto
29. Low Selectingfan ow OFF Fan Speed speed COMPRESSOR ON OFF ON OFF e point While the indoor Heat Exchanger temperature is higher than 40 C fan operates at low speed when it becomes lower than 40 fan stops When the indoor Heat Exchanger temperature is higher than 42 fan operates at seleted fan speed when it becomes lower than 39 the fan operates at low speed Hot Start Control The indoor fan stops until the evaporator piping temperature reaches 25 C The operation diagram is as following PIPING TEMPERATURE 25 22 INDOOR FAN COMPRESSOR Selected Fan 9 Low Fan ON Fan Stop 148 unu V Indoor Unit Dimensional Drawings H 4 Dimensional Drawings 076 0 096 0 8 126 0 186 0 is CRNN246CDAO i 1 LO E Model A B 076 0 1 050 600 096 0 1 170 720 CRNN126CBAO 1 170 720 CRNN186CCAO0 1 410 960 CRNN246CDAO 1 530 1 080 Air Outlet Wired LCD Remote Control Air Filter Air Inlet Service Manual 149 Piping Diagrams 5 Piping diagrams es ES Cooling Heat Exchanger Heating gt Sirroco Fan Filter Indoor uni
30. Trouble shooting Flow he operation mod of indoor unit The operation mode of outdoor unit Check and replace indoor unit PCB Change the operation mode of indoor unit to the same operation mode of outdoor unit Service Manual 225 Self diagnosis function Fault diagnosis and Trouble shooting guide The protection operation of inverter compressor driving device IPM for over current flow into the IPM 21 DC Peak An instant over current in the U V W phase of compressor Overheat of IPM for malfunction of heat radiation Overcharging of refrigerant Poor insulation of compressor Low voltage input Damage of compressor motor coil Trouble shooting Flow Is the terminal of IPM in outdoor unit normal No Yes Is the driving No voltage of IPM normal Yes Is the IPM normal No Yes No Is the outdoor fan normal Yes Is the input voltage No normal Yes Is the compressor No normal Yes Check whether pipe is blocked and refrigerant state Repair the connection Check and replace PCB of outdoor unit Replace the IPM Check the fan Check power supply system Replace the compressor 226 munti V Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide Title Meaning Cause of error Malfunction of compressor Blocking of pi
31. nal from main PCB successively for 20 seconds Please refer to trouble shooting guide in service manual for each error title Caution In case that the control box is opened and before checking electrical parts it should be checked that the LED 01Y Refer to next page turned off wait 3 minutes after main power OFF otherwise it may cause electrical shock 220 mum V Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide Displ H Ke Title Meaning Cause of error 01 Indoor unit sensor air RIDGE UN SSHEGE It is occurred that the The temperature sensor unplugged 02 inlet pipe temperature sensor may The sensor may be open or short detect abnormal value Indoor unit PCB may be poor 06 Indoor unit sensor outlet pipe Trouble shooting Flow Confirm the connection between PCB and temperature sensor The state of sensor connection is normal Unplug the sensor and estimate the resistance of the sensor The resistance of the sensor is normal Reconnect the unplugged sensor to correct position Replace the sensor Refer to Temperature resistance Table in appendix Check the indoor unit PCB Service Manual 221 Self diagnosis function Fault diagnosis and Trouble shooting guide Displ 5 Cause of error code Wired ramata In the case that indoor unit Wired r
32. 0 5 Compressor OFF Temperature 2 Setting Temperature 0 5 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temperature at that time 26 lt Intake Air Temperature 225 24 lt Intake Air Temperature lt 26 C gt Intake Air Temperature 1 C 22 lt Intake Air Temperature lt 24 C 2 Intake Air Temperature 0 5 18 lt Intake Air Temperature lt 22 2 Intake Air Temperature Intake Air Temperature lt 18 218 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is automatically selected according to the tem perature Service Manual 115 Operation Details 2 Fuzzy Operation for Dehumidification According to the setting temperature selected by Fuzzy rule when the intake air temperature is 0 5 C or more below the setting temperature the compressor is turned off When 0 5 or more above the setting temperature the compressor is turned on Compressor ON Temperature 2 Setting Temperature 0 5 C Compressor OFF Temperature 2 Setting Temperature 0 5 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according
33. 15 88 5 8 Drain Pipe Internal Dia mm 17 Net Weight kg Ibs 30 66 1 Noise Level Sound Press 1 5m H M L dBA 3 43 40 37 45 42 39 Power Supply Q V Hz 1 220 240 50 Power Cable AWG P mm 12 3 2 5 Refrigerant Control L E V Standard Acessories Owner Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Insulation for Fitting Clamps Washers Flare Nut Notes Conversion Formula 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB kcal h kW x 860 Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Btu h ids 3414 Interconnecting Piping Length 7 5m m min x 35 3 Level Difference of Zero Heating Indoor Temperature 20 68 DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Service Manual 59 Installstion 2 Installstion Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor Thermistor Room temperature control Starting Current Control Indoor fan is delayed for 5 seconds at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control
34. 24 lt Intake Intake Air lt 26 2 Intake Air 1 18 C lt Intake Intake Air lt 24 2 Intake Air 0 5 Intake Air lt 18 2 18 C While in compressor off the indoor fan repeats low airflow speed and pause While the intake air temp is between compressor on temp and compressor off temp 10 min dehumidifica tion operation and 4 min compressor off repeat Compressor ON Temp 2 Setting Temp 0 5 C Compressor OFF Temp 2 Setting Temp 0 5 C 10 min dehumidification operation the indoor fan operates with the low airflow speed 96 V Indoor Unit Operation Details Heating Mode Operation When the intake air temp reaches 3 above the setting temp the compressor is turned off When below the setting temp the compressor is turned on Compressor ON Temp 2 Setting Temp Compressor OFF Temp 2 Setting 3 While in compressor on the indoor fan is off when the indoor pipe temp is below 20 C when above 28 it operates with the low or setting airflow speed When the indoor pipe temp is between 20 and 28 it operates with Super Low while in sleep mode with the medium airflow speed While in compressor off the indoor fan is off when the indoor pipe temp is below 33 when above 35 it operates with the low airflow speed If overloaded while in heating mode operation in order to prevent the compressor from OLP operation
35. CRNN426BGA0 J 20 2020 20 9 9 909990 152302 FILTER MECH 52304300011 158591 PUMP ASSEMBLY WATER 5859A20002A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10127F 4995A10127G 4995A10127H 263230 1 THERMISTOR ASSEMBLY ROOM 6323A30004D 263230 2 THERMISTOR ASSEMBLY PIPE IN 6323AQ3226G 263230 3 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226W 266012 SWITCH ASSEMBLY FLOAT 6601A20001E 267110 HEMOTE CONTROLLER ASSEMBLY 6711A20043D 268714 PWB PCB ASSEMBLY MAIN 6871A10089U 6871A10089L 6871A10089V 330870 DRAIN PAN ASSEMBLY 3087A10008C 336610 1 3660A20019A 336610 2 HOUSING WRAPPER HOUSING MECH WRAPPER 3660A20020A 346810 MOTOR ASEMBLY INDOOR 4681A10013A 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20416G 5211A20416H 354210 EVAPORATOR ASSEMBLY FIRST 5421A10027C 359012 FAN ASSEMBLY BLOWER 5901A10026A 55211G TUBE ASSEMBLY EXPANSION 5211A10426A WOCZZ LOCATION No CAPACITOR DRAWING DESCRIPTION 2A00986D Part No CRNN486BEA0 0999 9990 REMARKS 152302 FILTER MECH A C 5230A30001A 158591 PUMP ASSEMBLY WATER 5859A10002A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10127J 263230 1 THERMISTOR ASSEMBLY ROOM 6323A30004D 263230 2 THERMIST
36. Dimiensional Drawings Unit mm Model No D CRNN076SRAO CRNNO96SRAO 900 285 156 CRNN126SRAO CRNN186STAO 1090 314 172 Service Manual 85 Piping Diagrams Piping Diagrams Heat Exchanger e Thermistor Refrigerant pipe connection port diameter gt Cooling Heating lt unit mm inch Model Gas Liquid CRNN076SRA0 CRNN096SRA0 12 7 1 2 6 35 1 4 CRNN126SRA0 CRNN186STA0 15 88 5 8 9 52 3 8 86 Munri V Indoor Unit Wiring Diagrams Wiring Diagrams AC PWB ASM STIOR TH2 a a 5 i STOR T E OR 6 6 gt MOTOR u E 5 5 2 ZNR g O tl 2 O O u v RD AR o X o ASM BK CLE m PLASMA AC250V T2A E 5 2 CN DISP1 O O ERN SW FORCE DISPLAY PCB ASSY OWER PUT TO OUTDOOR UNIT Transmission ON Service Manual 87 Disassembly of parts T Disassembly of the parts Warning Disconnect the unit from power supply before mak ing any checks Be sure the power switch is set to OFF To remove the Grille from the Chassis Set the up and down air discharge louver to open po
37. If the voltage of system input power exceed the upper limit 415V of rating voltage 380 415V by 15 over 478V or more or is below the lowest limit 380V of rating voltage by 20 304V or less then the compressor is turned off and restart 3 minutes later 7 Controls for error occurrence 1 DC peak error Restart 3 minutes later System down if the error occurs 3 or more times in an hour 2 CT sensor error Restart 3 minutes later System down if the error occurs 3 or more times in an hour 3 Sensor error During the error signal is on the compressor can not be turned on 4 Transmission error If the transmission with all of indoor unit is ceased then compressor is turned off If the transmission between inverter PC board and control PC board in outdoor unit then all of the compressor is turned off 162 murti V Outdoor Unit Operation detail Compressor Control 1 Compressor operation method Capacity control operation with the combination of Inverter compressor and constant speed compressor It is not allowed to operate constant speed compressor only over capacity range rising of frequency is restrained because of the heat exchanger capacity limit Inverter comp 120Hz Inverter comp 50Hz Inverter comp 120Hz Capacity of compressor Inverter comp 30Hz Inverte Comp ON Inverte Comp ON Constant Speed Comp OFF Constant Speed Comp ON Capacity 2 Compresso
38. OUTDOOR FAN ON OFF ON OFF ON i Low Sel Low Sel INDOOR FAN Stops Fan pele Low Fan Selected Fan Low Fan Fan Stop 1 Fan 4 WAY VALVE ON Hot Start Control The indoor fan does not rotate until the evaporator piping temperature will be reached to 22 During heating operation if piping temperature falls below 28 fan stops The operation diagram is as following PIPING 1min TEMPERATURE 28 N N 26 C INDOOR FAN 0000 22202 COMPRESSOR ON Selected Fan 9 Low Fan Fan Stop 64 V Indoor Unit Operation Details Soft Dry Operation During Soft Dry Operation the compressor ON temperature is the setting temperature plus 1 C the compressor OFF temperature is the setting temperature minus 0 5 When the room temperature rises over the compressor ON temperature the operation mode is switched to the cooling mode When the room temperature falls between the compressor ON temperature and OFF temperature the opera tion mode is switched to the Soft Dry Operation In this temperature range 10min Dry Operation 7min operation OFF During 10min Dry operation if the room temperature falls below compressor OFF temperature Compressor OFF dehumidify mode control of fan speed is as following Intake Air temperature Setting temperature 1 0 C Compressor ON Setting
39. 04 1 24 67 0 9143 0 9739 1037 6 48 188 13 30 33 32 46 34 71 6 93 1 23 RT 68 0 8827 0 9409 1 002 6 50 1 91 12 28 74 30 73 32 82 6 81 1 22 2 69 0 8523 0 9092 0 9689 6 57 1 95 71 27 25 29 10 31 04 6 69 1 20 SO 5584 2937 ty e 70 0 8232 0 8787 0 9370 6 64 1 98 2925 71 0 7951 0 8493 0 9064 6 72 2 01 3 24 21 26 11 27 80 8 16 118 72 0 7682 08211 0 8768 6 79 2 04 gt 22 07 2347 54 93 6 23 115 73 0 7423 0 7940 0 8484 6 8696 2 08 4 EU 74 0 7174 0 7678 0 8211 6 93 211 6 20 95 22 26 23 62 6 12 1 14 5 19 90 21 31 2 22 39 6 01 1 13 75 0 6935 0 7427 0 7947 7 00 2 1 4 d 1891 20 04 2122 5 90 TTI 76 0 6704 0 7185 0 7693 7 07 2 18 3 17 97 19 02 20 13 5 79 1 10 77 0 6483 0 6952 0 7449 7 15 2 21 2 17 08 18 07 19 09 5 68 1 09 78 0 6270 0 6728 0 7214 7 22 2 25 1 16 24 17 16 18 12 5 57 1 07 79 0 6064 0 6512 0 6987 7 29 2 28 0 15 45 16 31 17 20 5 46 1 80 0 5867 0 6304 0 6768 7 36 2 31 06 1 14 70 15 50 16 33 5 36 1 04 81 0 5677 0 6104 0 6557 7 42 2 35 2 13 99 14 74 15 51 5 25 1 03 82 0 5494 0 5911 0 6353 7 49 2 38 3 13 32 14 02 14 74 5 1596 1 02 83 0 5317 0 5724 0 6157 7 56 2 42 4 12 68 13 33 14 01 5 04 1 00 84 0 5147 0 5545 0 5968 7 63 2 45 5 12 08 12 69 13 32 4 94 0 99 85 0 4983 0 5372 0 5786 7 7096 2 49 6 11 51 12 08 12 66 4 8396 0 97 86 0 4826 0 5205 0 5610 7 77 2 52 7 10 97 11 50 12 05 4 73 0 96 87 0 4674 0 5044 0 5440 7 84 2 56 8 10 46 10 96 11 46 4 63 0 95 88 0 4527 0 4
40. 1 THERMISTOR ASSEMBLY D PIPE S PIPE 6323A20011D R 263230 2 THERMISTOR ASSEMBLY CON A CON B AIR 6323A20009A R 263230 3 THERMISTOR ASSEMBLY INVERTER D PIPE 6323A20001E R 349940 ORIFICE ASSEMBLY 4949A10005A R 352111 1 ASSEMBLY CONNECTOR 5211A20744A R 352111 2 TUBE ASSEMBLY CONNECTOR 5211A20701A R 352111 3 TUBE ASSEMBLY CONNECTOR 5211A20702A R 430411 BASE ASSEMBLY WELD OUTDOOR 3041AP2606Z R 435312 1 GRILLE ASSEMBLY REAR OUTDOOR 3531A10197B R 435312 2 GRILLE ASSEMBLY REAR OUTDOOR 3531A10197D R 435512 COVER 3550A10066C R 437211 PANEL ASSEMBLY FRONT OUTDOOR 3721A10085A R 137214 PANEL ASSEMBLY UPPER 3720A10075C R 546810 1 MOTOR ASSEMBLY OUTDOOR L 4681A10014A R 546810 2 MOTOR ASSEMBLY OUTDOOR R 4681A10014B R 548490 1 ACCUMULATOR ASSEMBLY MECH 4849A10038B R 548490 2 ACCUMULATOR ASSEMBLY MECH 4849A10013A R 548490 3 ACCUMULATOR ASSEMBLY MECH 4849A10016A R 548490 4 ACCUMULATOR ASSEMBLY MECH 4849A10020A R 549610 MOUNT ASSEMBLY MOTOR OUTDOOR 4961A10005A R 552115 1 TUBE ASSEMBLY MENIFOLD OUTDOOR 5211A20554B R 552115 2 TUBE ASSEMBLY MENIFOLD OUTDOOR L 5211A20554A R 552116 TUBE ASSEMBLY REVERSING 5211A20585B R 552117 1 TUBE ASSEMBLY SUCTION OUTDOOR 5211A20760A R 552117 2 TUBE ASSEMBLY SUCTION OUTDOOR 5211 10315 55211 1 TUBE ASSEMBLY SOLENOIDE 52114102868 R 55211F 2 TUBE ASSEMBLY SOLENOIDE 5211A10281A R 55211G 1 ASSEMBLY EXPANSION 5211A10294A R 55211G 2 ASSEMBLY EXPANSION 5211A10283A R 552203 1
41. 12 7 1 2 12 7 1 2 Drain Pipe Internal Dia mm 12 2 12 2 Net Weight kg Ibs 12 26 5 12 26 5 Noise Level Sound Press 1m H M L dBA 3 36 33 30 40 36 31 Power Supply O V Hz 1 220 240 50 1 220 240 50 Power Cable AWG P mm 12 3 2 5 12 3 2 5 Refrigerant Control L E V L E V Standard Accessories Operation Manual Installation Manual Installation guide map Clamps Screws Front Panel Color gt position M Metal D Wood B Blue Notes 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 80 6 DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula kcal h kW x 860 Btu h kW x 3414 m min x 35 3 112 V Indoor Unit Functons 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor THERMISTOR Room temperature control Maintains the room temperature in accordance with the Setting temperatu
42. 2 5 aa EM HER a ya 218 3 Self diagnosis function 219 210 mum V Trouble Shooting Guide The phenomena from component failure 1 The phenomena from main component failure The phenomena from main component failure Component Phenomenon Cause Check method and Trouble shooting Not operating Motor insulation broken Check resistance between terminals and chassis Strainer locking Service necessary Compressor Oil shortage Open drain cock and check oil Stop during running Motor insulation failure Check resistance between terminals and chassis Loud noise during Phase sequence fault Check wiring R S T sequence or Inter running change last two phase connection High pressure error Motor failure Check the outdoor fan operation after being Outdoor at cooling Bad ventilation around turned the outdoor unit off for sme time fan outdoor heat exchanger Remove obstacles around the outdoor unit Heating failure fre connector contact Check connector quent defrosting No operating sound Coil failure Check resistance between terminals Outdoor at applying power Heating failure LEV clogged Service necessary Frozen outdoor heat exchanger part Low pressure error LEV clogged Service necessary or discharge temper ature error When system fault occurs the error co
43. 3 C While in compressor on the indoor fan is off when the indoor pipe temperature is below 26 C when above 28 it operates with the low or setting airflow speed 80 V Indoor Unit Operation Details While in compressor off the indoor fan is off when the indoor pipe temperature is below 33 C when above 35 it operates with the low airflow speed If overloaded while in heating mode operation in order to prevent the compressor from OLP operation the outdoor fan is turned on off according to the indoor pipe temperature While in defrost control both of the indoor and outdoor fans are turned off E Fuzzy Operation When any of operation mode is not selected like the moment of the power on or when 3 hrs has passed since the operation off the operation mode is selected When determining the operation mode the compressor the outdoor fan and the 4 way valve are off and only the indoor fan is operated for 15 seconds Then an operation mode is selected according to the intake air temperature at that moment as follows 24 C lt Inatake Air Temperature 2 Fuzzy Operation for Cooling 21 lt Inatake Air Temperature lt 24 2 Fuzzy Operation for Dehumidification Inatake Air Temperature lt 21 2 Fuzzy Operation for Heating If any of the operation modes among cooling dehumidification heating mode operations is carried out for 10 sec or longer before Fuzzy operation the mode before Fuzzy ope
44. 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula kcal h kW x 860 Btu h kW x 3414 m min x 35 3 Service Manual 37 Specifications Model Unit CRNN366BGA0 CRNN426BGA0 CRNN486BEA0 10 600 12 300 14 100 Cooling Capacity kcal h 9 116 10 578 12 126 Btu h 36 188 41 992 48 137 11 925 13 837 15 885 Heating Capacity kcal h 10 255 11 900 13 661 Btu h 40 712 47 410 54 231 Casing Galvanized Steel Plate Dimensions W H D mm 1 180 298 450 1 230 370 680 1 230 370 680 inch 46 4 11 7 17 7 48 4 14 6 26 8 48 4 14 6 26 8 Rows x Columns x 3 12 21 3 14 17 3 14 17 Face Area m 0 20 0 55 0 25 Moisture removal 3 5 5 0 6 0 Sirocco Fan Sirocco Fan Sirocco Fan Fan Motor Output x Number W 272 391 391 Air Flow Rate H M L 32 29 26 5 38 34 28 40 36 30 1 130 1 024 936 1 341 1 200 988 1 413 1 271 1 059 External Static Pressure Pa 78 5 78 5 98 1 Drive Direct Speed control Phase control Steps control Temperature Control Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystyrene Safety Device Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 9 52 3 8 9 52 3 8 Pipe Connections Gas Side m
45. 5 More than More than 3 minutes 3 minutes INDOOR FAN Selecting EON Selecting Low Selecting fan speed fan speed fan speed COMPRESSOR ON OFF ON OFF ON Cooling or Heating Mode with Sleep Mode Auto Operation When selecting the Cooling 3K or the Heating 0 combined with the Sleep Mode Auto Operation A the operation diagram is as following Cooling Mode with the Sleep Mode The setting temperature will be raised by 1 C 30minutes later and by 2 C 1 hour later The operation will be stopped after 1 2 3 4 5 6 7 hours Intake Air Temperature 30 minutes 30 minutes Y COMP ON SET TEMPERATURE 0 5 COMP OFF SET TEMPERATURE 0 5 More than More than 3 minutes 3 minutes INDOOR FAN Low Low Low Low Low COMPRESSOR ON OFF ON OFF ON m Heating Mode with the Sleep Mode The operation will be stopped after 1 2 3 4 5 6 7 hours Setting Temperature 3 Compressor OFF Setting Temperature Compressor ON Indoor Fan Med Med Med Med Med Med Compressor ON OFF ON OFF ON OFF 62 muari V Indoor Unit Operation Details Natural wind by CHAOS logic For more fresh feeling than other fan speed mode press the indoor fan Speed Selector and set to CHAOS mode In this mode the wind blows like natural breeze by auto matically changing fan speed according to the CHAOS
46. 8 189 6 9 05 1 42 51 3 297 3 472 3 652 5 20 1 39 29 150 0 163 6 178 2 8 92 1 41 52 3 173 3 344 3 520 5 28 1 42 28 141 4 154 0 167 5 8 79 1 40 53 3 054 3 221 3 394 5 36 1 45 27 133 3 145 0 157 6 8 66 1 39 54 2 940 3 103 3 272 5 44 1 48 26 125 8 136 6 148 3 8 53 1 38 55 2 832 2 990 3 155 5 52 1 51 25 1187 128 8 139 6 8 40 1 37 56 2 727 2 882 3 044 5 59 1 54 24 112 0 121 4 131 4 8 2795 1 36 57 2 627 2 779 2 936 5 67 1 57 23 105 8 114 5 123 8 8 15 1 35 58 2 532 2 680 2 834 5 75 1 60 22 99 89 108 0 116 7 8 02 1 33 59 2 440 2 584 2 735 5 83 1 63 21 94 38 101 9 110 0 7 90 1 32 60 2 352 2 493 2 640 5 9096 1 66 20 89 20 96 22 103 7 7 77 1 31 61 2267 2 405 2549 5 9896 1 69 19 84 34 90 87 97 82 7 6596 1 30 62 2 187 2 321 2 462 6 05 1 72 18 79 76 85 84 92 30 7 53 1 29 63 2 109 2 240 2 378 6 13 1 76 17 75 46 81 12 87 13 7 40 1 28 64 2 035 2 163 2 297 6 20 1 79 16 71 42 76 69 82 28 7 28 1 26 65 1 963 2 088 2219 6 28 182 15 67 61 72 52 77 72 7 16 1 25 66 1894 5 017 2145 6 35 185 14 64 03 68 61 73 44 7 04 1 24 67 1829 1 948 2 073 643 188 13 60 66 64 92 69 42 6 93 1 23 68 1765 1882 5004 6 50 191 12 57 48 61 45 65 64 6 81 1 22 69 1705 1818 1938 657 195 54 49 58 19 62 09 6 69 1 20 70 1 648 1757 1874 6 54 198 10 51 67 55 12 58 74 6 58 1 19 a 5 4901 5223 55 60 6 46 118 71 1 590 1 699 1 813 6 72 2 01 5 4851 49 50 52 65 635 116 72 1 536 1 642 1 754 6 79 2 04 5 4414 46 94 49 86 623 115 73 1 485 1 58
47. A WARNING Use the specified cables for wiring Make the connections securely so that the outside force of the cable is not applied to the terminals Inadequate connection and fastening may gen erate heat and cause a fire Never repair the unit If the air conditioner must be repaired consult the dealer If the unit is repaired improperly water leakage electric shock or fire may result If refrigerant gas leaks during service work ventilate the room If the refrigerant gas comes into contact with a flame poisonous gases will be released Securely install the cover of control box and the panel If the cover and panel are not installed properly dust or water may enter the outdoor unit and fire or electric shock may result If the air conditioner is installed in a small room measures must be taken to prevent the refrigerant concentration from exceeding the safety limit when the refrigerant leaks Consult the dealer regarding the appropriate measures to prevent the safety limit from being exceeded Should the refrigerant leak and cause the safety limit to be exceeded hazards due to lack of oxygen in the room could result Always use accessories specified by LG Electronics Ask an authorized technician to install the accessories Improper installation by the user may result in water leakage electric shock or fire Do not touch the heat exchanger fins Improper handling may result in injury
48. ASSY PIPE OUT 6323 03226 263230 3 THERMISTOR ASSY ROOM 6323 30004 WOCZZ CAPACITOR 3H00660M 2A00986D R Service Manual 35 N O FP WO DO CRNN BG CRNN BE Ceiling Concealed Duct Type High static ia A enero 37 eler 39 Operation Details 40 Dimensional Drawings 42 Piping 43 44 u 45 Parts LIS bA 47 36 aert V Indoor Unit B 1 Specifi cations Specifications Model Unit CRNN186BHAO CRNN246BHAO CRNN286BGA0 5 300 7 000 8 200 Cooling Capacity kcal h 4 557 6 019 7 052 Btu h 18 084 23 885 27 995 W 5 963 7 875 9 255 Heating Capacity kcal h 5 127 6 771 7 933 Btu h 20 345 26 870 31 494 Casing Galvanized Steel Plate Dimensions W H D mm 880 260 450 880 260 450 1 180 298 450 inch 34 6 10 2 17 7 34 6 10 2 17 7 46 4 11 7 17 7 Coil Rows x Columns x 2 10 21 3 10 21 3 12 21 m 0 15 0 15 0 20 Moisture removal 2 0 2 5 3 0 Sirocco Fan Sirocco Fan Sirocco Fan Fan Motor Output x Number W 118 118 272 Air Flow Rate H M L 16 5 14 5
49. EECH discharge gas from compressor temperature Malfunction of circuit for detection of temperature 32 discharge temperature inverter Compressor off has of discharge gas from compressor compressor Shortage of refrigerant mes hour Malfunction of LEV Trouble shooting Flow Does discharge No temperature really rise Yes Is discharge No temperature normal Yes Is indoor outdoor No Replace LEV normal Check and discharge replace PCB temperature Yes sensor Check and replace LEV Does liquid No Injection operate normally Yes Check liquid SV Is the amount of No additive refrigerant normal Add refrigerant Check leakage of refrigerant Service Manual 231 Self diagnosis function Fault diagnosis and Trouble shooting guide Displ S Title Meaning Abnormal of sensor for detecting temperature of Discharge Due to over rising of discharge gas from compressor temperatura EES ps Malfunction of circuit for detection of temperature 33 constant discharge temperature f disch p speed Compressor off has occurred ge gas ol Compressor Shortage of refrigerant compressor 3 times in 1 hour Malfunction of LEV Trouble shooting Flow Does discharge No temperature really rise Yes Is discharge No temperature
50. Have all electric work done by a licensed electrician according to Electric Facility Engineering Standard and Interior Wire Regulations and the instructions given in this manual and always use a special circuit If the power source capacity is inadequate or electric work is performed improperly electric shock and fire may result When installing and moving the air condition er to another site do not charge it with a refrigerant different from the refrigerant R407C specified on the unit If a different refrigerant or air is mixed with the original refrigerant the refrigerant cycle may malfunction and the unit may be damaged When moving and reinstalling the air condi tioner consult the dealer or an authorized technician If the air conditioner is installed improperly water leakage electric shock or fire may result 6 murti V Indoor Unit After completing service work make sure that refrigerant gas is not leaking If the refrigerant gas leaks and is exposed to a fan heater stove oven or other heat source it may generate noxious gases Safety Precautions Do not reconstruct or change the settings of the protection devices If the pressure switch thermal switch or other protection device is shorted and operated forcibly or parts other than those specified by LG Electronics are used fire or explosion may result 44CAUTION Do not install the unit where combustible gas may leak
51. If the gas leaks and accumulates around the unit an explosion may result Do not use the air conditioner in special envi ronments steam sulfuric smoke etc can significantly reduce the performance of the air conditioner or damage its parts Take measures to prevent children from touching the unit Injuries such as cuts could occur if a child touches the surface of the fins on the heat exchanger Do not use the air conditioner where food pets plants precision instruments or art work are kept The quality of the food etc may deteriorate Do not install the unit on a structure that may cause leakage When the room humidity exceeds 8096 or when the drain pipe is clogged condensation may drip from the indoor unit Perform collective drainage work together with the outdoor unit as required A CAUTION Ground the unit Do not connect the ground wire to gas or water pipes lightning rods or telephone ground lines Improper grounding may result in electric shock Use power cables of sufficient current carry ing capacity and rating Cables that are too small may leak generate heat and cause a fire Install the power cable so that tension is not applied to the cable Tension may cause the cable to break and gen erate heat and cause a fire Use only a circuit breaker and fuse of the specified capacity A fuse or circuit breaker of a larger capacity or a steel or copper
52. Indoor Fan Speed Control High Med Low CHAOS Operation indication Lamps LED 5 m 2 O s Receives the signals from the remote control Signal receiving sound two short beeps or one long beep Operation Indication Lamps D On Off Lights up during the system operation X Sleep Mode Lights up during Sleep Mode Auto operation 9 Lights up during Timer operation a Defrost Mode Lights up during Defrost Mode or Hot Start operation Operation indication lamps Soft Dry Operation Mode Intermittent operation of fan at low speed Sleep Mode Auto Control The fan is switched to low Cooling med Heating speed The unit will be stopped after 1 2 3 4 5 6 7 hours Defrost Deice control Heating Natural Air Control by CHAOS Logic Both the indoor and outdoor fan stops dur The fan is switched to intermittent or irregular operation ing defrosting The fan speed is automatically switched from high to low speed Hot start Control Heating Airflow Direction Control The indoor fan does not rotate until the The louver can be set at the desired position or swing evaporator pipe temperature will be reached up and down automatically at 28 C Service Manual 129 Operation Details B 3 Operation Details 1 MAIN UNIT FUNCTION DISPLAY Operation Indicator while in appliance operation OFF while in appliance pause
53. Insulation for Fitting Sealing Pads Clamps Screws Washers Positioning Jig for Installation Insulation for Hanger Bracket Air Outlet Blocking Pad Notes 1 Capacities are based on the following conditions Cooling Heating Indoor Temperature 27 80 6 DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 Linear Expansion Valve Conversion Formula kcal h kW x 860 Btu h kW x 3414 m min x 35 3 Service Manual 11 Functions 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor Thermistor Room temperature control Maintains the room temperature in accordance with the Setting temperature Starting Current Control Indoor fan is delayed for 5 seconds at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control Jet High Med Low Soft Dry Operation Mode Intermittent operation of fan at low speed Airflow Direction Con
54. R 352150 HOSE ASSEMBLY DRAIN 5251AR2575F R 354210 EVAPORATOR ASSEMBLY FIRST 5421A20086A R 733010 PLATE 1H00843A R WOCZZ CAPACITOR DRAWING 3H01487A R 346810 MOTOR ASSEMBLY INDOOR 4681A20048L R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20010B R 135314 GRILLE ASSEMBLY INLET SUB 3531A10117U R 352115 TUBE ASSEMBLY EVAPORATOR 5211 10310 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A20911A R 359011 FAN ASSEMBLY CROSS FLOW 5901A20007A R Location Description Kal No Remarks No CRNN186STAO 131410 CHASSIS ASSEMBLY 3141 10002 135311 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A10231Y R 135314 GRILLE ASSEMBLY INLET SUB 3531A20107L R 135312 GRILLE ASSEMBLY FRONT INDOOR 3531A20207H R 135516 COVER ASSEMBLY 3551A20099C R 146811 MOTOR ASSEMBLY STEP 4681A20055A R 152302 FILTER MECH A C 5230A20001A R 159901 1 VANE HORIZONTAL 5990A20008A R 159901 2 VANE HORIZONTAL 5990A20009A R 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20274R R 263230 1 THERMISTOR ASSEMBLY ROOM PIPE IN 6323A20004M R 263230 2 THERMISTOR ASSEMBLY PIPE OUT 63234032262 267110 REMOTE CONTROLLER ASSEMBLY 6711A20010B R 268712 PWB PCB ASSEMBLY DISPLAY 6871 20227 268715 PWB PCB ASSEMBLY MAIN AC 6871 20274 268716 PWB PCB ASSEMBLY MAIN DC 6871A20275D R 342800 BEARING 4280A20004A R 346810 MOTOR ASSEMBLY INDOOR 4681A20003D R 352115 TUBE ASSEMBLY EVAPORATOR IN 5211 14006 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A30057D R 35211B TUBE ASSEMBLY TUBING 5211A10324
55. R407C Refrigerant Charge 3 5 10 Control L E V L E V 4 Refrigerant DAPHNE FVC68D DAPHNE FVC68D EE OW charge Volume CC 2 000 1 600 2 700 Power Supply O V Hz 3 380 415 50 3 380 415 50 Standard Accessories Installation Manual Notes 1 Capacities are based on the following conditions Conversion Formula Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB kcal h kW x 860 Outdoor Temperature 35 95 DB 24 C 75 2 F WB Btu h kW x 3414 Interconnecting Piping Length 7 5m cfm m min x 35 3 Level Difference of Zero Heating Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve 156 V Outdoor Unit Function E 2 Function Inverter Compressor Scroll compressor that operates on 30 120 2 by inverter drive enables capacity control The oil separator is a device that collects the discharged oil from the Compressor The collected oil is constantly recycled to the compressor via capillary tube High pressure sensor for sensing the operating status of the indoor by refriger ant pressure which senses discharge pressure Low pressure sensor for sensing the operating status of the indoor
56. U D2 CN LEV FUSE 5 CN COMM BUS A BUS B CN DISP L DISPLAY ASSY INPUT TO OUTDOOR UNIT Transmission BRIBL WH BK 4 EE V TIN POWER SPEC COLOR DESCRIPTION YELLOW CN REMO REMOTE CONTROLLER WHITE REMOTE CONTROL LINE 70 mutt Indoor Unit Disassembly of parts 8 Disassembly of the parts Warning Disconnect the unit from power supply before making any checks Be sure the power switch is set to OFF 1 Remove the air filter Pull the inlet grille slightly toward you Pull out the air filter 2 pieces 2 Remove the girlle from chassis Remove the screws securing the side plate and push to the bottom side Unhook the hanger from the hanger screw at the left and the right side Pick out the inlet grille Sew Bee 3 Remove lower air guide Remove a screw of both side fixing barrier air guide e Remove the screws of both sides of the lower air guide Remove the lower air guide toward arrow mark by turning upwards as shown in figure Service Manual 71 Disassembly of the parts 4 Remove air guide upper crossflow fan and motor Remove the screws of both sides and center securing the upper air guide Remove 2 screws fastening the bracket of door Switch R
57. V Hz 1 220 240 50 1 220 240 50 Power Cable AWG P mm 12 3 2 5 12 3 2 5 Refrigerant Control L E V L E V Standard Accessories Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Clamps Screws Front Panel Color Position M Metal D Wood B Blue Notes 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating 8 Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula kcal h kW x 860 Btu h kW x 3414 cfm m min x 35 3 128 Mum Indoor Unit Installation E 2 Installation Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor THERMISTOR Room temperature control Maintains the room temperature in accordance with the Setting Temp Starting Current Control Indoor fan is delayed for 5 sec at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes
58. and the outdoor fan is reoper ated Indoor fan operates at low speed comp OFF or at selected speed comp ON Bi Inlet grille open Once the inlet grille is opened during operation of the unit the unit automatically stops operation and the lamps will be turned off But memorized functions are still available When the inlet grille is closed again the unit become waiting state for operation From then the unit can be operated by forced operation button or Start Stop button of remote controller Test Operation When pressing forced operation switch about 3 seconds the unit operates in cooling mode at high speed fan regardless of room temperature and resets in 18 min During test operation if remote controller signal is received the unit operates as remote controller sets Auto Restarting Operation When the power is restored after a sudden power failure while in appliance is in operation the mode before the power failure is kept on the memory and the appliance should operate automatically in the mode kept in the memory Operation Mode that is kept on the memory State of Operation ON OFF Operation Mode Setting Temperature Selected airflow Speed Sleep Timer Mode Remaining Time of Sleep Timer unit of hour f no input by the remote controller or no switching of the slide switch within 7 hours after the appliance operates by the Auto Restarting operation the appliance is forced to stop at the moment of 7 hours e
59. by refriger ant pressure which senses suction pressure Hot gas Solenoid valve Valve is open by low pressure safety control when pressure drops Liquid Injection Solenoid valve Controls liquid injection in order to prevent overheating Linear expansion valve is controlled by micro controller when heating When cooling linear expansion valve is fully opened Oil separator High Pressure Sensor Low Pressure Sensor Linear Expansion Valve LEV Outdoor Unit Power relay control If power is on it will operate to charge capacitor on controller and power relay will operate after about 2 bsec Comp Freq control The final operating freq of comp is set to sum of operating indoor unit capacities Overheatng and over current Protection IPM L Bypass control Hot gas and Liquid injection control by solenoid valve V F control It will be changed the drive voltage of comp according to operating frequency Total current control over current protection 4 way valve control is only operated in the heating operation mode except defrosting operation Outdoor fan motor control High speed Low speed Discharge pipe temperature control LEV Control Discharge Pressure control Suction Pressure control Service Manual 157 Operation detail 3 Operation detail 3 1 CRUN45 Compressor Control 1 Compressor operation method order
60. controlled by motor which can be rotated high low speed 2 Steps of outdoor unit fan speed 4 Steps Step Fan Left Right 4 High High 3 Low Low 2 High X 1 Low X 0 X X 3 Determination of fan speed Step Fan CO Step Fan Step Fan e Heating Total capacity summation of indoor units 7 24 3 7 24 3 in Btu h unit 25 60 4 25 60 4 Control of Reversing Valve 1 Initial state keep up OFF state 2 Cooling and Deicing operation OFF Heating operation ON 3 Change operation mode Cooling and Heating 3minutes restarting reversing valve ON 4 Compressor stop because of Thermo OFF keep up the present state Hot Gas Bypass Valve 1 General control 1 At initial start of compressor Turn on for 1 min 2 After compressor OFF Turn on for 10 minutes This operation is resulted in equilibrium of pressure Deicing Operation 1 The start condition of deicing operation 1 10 minutes passed since compressor starts 2 One of the two temperature of heat exchanger pipe in outdoor unit is continuously under the temper ature of start condition of deicing operation for 20 seconds or more 160 murti V Outdoor Unit Operation detail Bi Oil Return Operation 1 Conditions for oil return operation 1 Compressor on time normal operation not full capacity operation is 6 hours or more 2 During operation deicing operation is started
61. dis play cover If necessary disconnect the display PCB connector from PCB assembly Remove 2 screws of PCB assembly Service Manual 73 Disassembly of the parts 9 Remove the vane upper vane lower and step motor Remove 2 screws securing the step motor assembly and pull it out from the vanes care fully Unhook the vanes from the vane supporter and remove the upper vane and lower vane by pulling the center of vanes with care Lower Vane 10 Remove the drain pan assembly e Remove the both side of screws 4 pieces Pull out the drain pan assembly careful not to harm to the EPS packing of drain pan and the tubings of evaporator 11 Remove the evaporator Remove the screws of both sides securing the EVA barrier R L on the side cabinet Remove the screws which fasten the barrier on the evaporator and take out the barrier assembly Q j NS e Remove the evaporator assembly by sliding 4 toward arrow mark As shown in figure 41 2 J 74 V Indoor Unit Exploded View Exploded View Service Manual 75 Replacement Parts List 10 Replacement Parts List PART NO CRNN186VBAO LOCATION No DESCRIPTION REMARKS CRNN246VBAO 130911 CABINET ASSEMBLY INDOOR 3091AP2533A 132100 FRAME 3022AP1283B 135303 GRILLE INLET 5236AP1236A 135314 GRIL
62. gt 25 24 lt Intake Intake Air Temperature lt 26 gt Intake Air Temperature 1 C 18 lt Intake Intake Air Temperature lt 24 2 Intake Air Temperature 0 5 Intake Air Temperature lt 18 2 18 C While in compressor off the indoor fan repeats low airflow speed and pause While the intake air temperature is between compressor on temperature and compressor off temperature 10 min dehumidification operation and 4 min compressor off repeat Compressor ON temperature 2 Setting Temperature 0 5 Compressor OFF temperature 2 Setting Temperature 0 5 C In 10 min dehumidification operation the indoor fan operates with the low airflow speed 114 V Indoor Unit Operation Details Heating Mode Operation When the intake air temperature reaches 3 above the setting temperature the compressor is turned off When below the setting temperature the compressor is turned on Compressor ON temperature 2 Setting temperature Compressor OFF temperature gt Setting temperature 3 C While in compressor on the indoor fan 15 off when the indoor pipe temperature is below 20 C when above 28 C it operates with the low or setting airflow speed When the indoor pipe temperature is between 20 C and 28 it operates with Super Low while in sleep mode with the medium airflow speed While in compressor off the indoor fan is off when the indoor pipe temperature is below 33 C when above 35 C it operat
63. main PCB Setting not receive any signal Transmission connector unplugged 55 controller to from central controller Transmission cable misconnected disconnection main PCB in successively for 3minutes Malfunction of central controller circuit the outdoor Malfunction of transmission circuit of indoor unit unit Trouble shooting Flow Is the PCB of central controller normal Execute group setting Is the state of transmission in outdoor unit normal Check and replace outdoor Repair the unit PCB connection Check and replace indoor unit PCB Execute group setting 240 Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide 2 ae Title Cause of error Transmission Group setting is not carried out arton trom main In the case that central e Transmission connector unplugged PCB in the controller can not receive e Transmission cable misconnected disconnection 56 any signal Malfunction of central controller circuit outdoor unit RR RU to cenira from main PCB f Malfunction of transmission circuit of indoor unit successively for 3minutes Distance between transmission cable and power controller cable is not enough Trouble shooting Flow Is the PCB of central controller normal Execute group setting Is the stat
64. normal Yes Is indoor outdoor No Replace LEV normal Check and discharge replace PCB temperature Yes sensor Check and replace LEV Does liquid No Injection operate normally Yes Check liquid SV 15 the amount of No additive refrigerant normal Add refrigerant Check leakage of refrigerant 232 mum V Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide Displ A bagay Title Meaning Cause error Due to high pressure Compressor off has occurred Malfunction of high pressure sensor 3 times 11 hour Fan lock of indoor or outdoor unit 34 mam Dae Sure Covering of indoor or outdoor heat exchanger The discharge pressure of Blocking in discharge pipe of compressor compressor is over the limit Trouble shooting Flow Does discharge No pressure really rise Yes Is high pressure No sensor normal Does indoor outdoor No Yes Replace high fan operate Check and pressure replace PCB sensor Check and replace the fan and its drive part No Remove the covering material from heat exchanger Check whether pipe is blocked and refrigerant state Yes Is the ventilation of heat exchanger smooth Yes Service Manual 233 Self diagnosis function Fault diagnosis and Trouble shooting guide SE Title Cause of error Abnormal of sensor for d
65. of Each part and Function On Off display LED Individual On Off button TOTAL 16EA Control ON OFF of a unit On pressing individual on off button display the present operation state Operation green Stop off Error mode blinking M 1 Zen tam o Uess tc POWER TOTAL Off Power display LED Indicate the state of DC Power supply in central controller unit TOTAL Off button On red Heating green Cooling e e Off signal Stop all linked units sequentially Error mode blinking with red color TOTAL On button Operate all linked units sequentially 186 murti V Outdoor Unit 1 3 3 Electrical wiring PICTORIAL VIEW OF THE CONNECTION Special purcharse Central control Sub 485 Gateway Outdoor unit SUB MAIN PCB SUB Control Devices SUB PCB Control Box pi MAIN PCB To Indoor Units D
66. operation the operation of the appliance stops While the appliance is on pause the sleep timer mode cannot be input While in cooling mode operation 30 min later since the start of the sleep timer the setting temperature increases by 1 C After another 30 min elapse it increases by 1 C again When the sleep timer mode is input while in cooling cycle mode the airflow speed of the indoor fan is set to the low When the sleep timer mode is input while in heating cycle mode the airflow speed of the indoor fan is set to the medium Service Manual 133 Operation Details Chaos Swing Mode By the Chaos Swing key input the louvers vane automatically operate with the Chaos Swing or they are fixed to the desired direction While in Chaos Swing mode the angles of cooling and heating cycle operations are different lt Cooling Mode gt lt Heating Mode gt CLOSED Jet Cool Mode Operation H P Model While in heating mode or Fuzzy operation the Jet Cool key cannot be input When it is input while in the other mode operation cooling dehumidification ventilation the Jet Cool mode is operated In the Jet Cool mode the indoor is operated at super high speed for 30 min at cooling mode operation the Jet Cool mode operation the room temperature is controlled to the setting temperature 18 C When the sleep timer mode is input while in the Jet Cool mode operation the Jet Cool mode h
67. speed in four steps low SELECTOR medium high or CHAOS JET COOL Used to start or stop the speed cooling heating JET HEAT CRNN SP Speedcooling heating operates super high fan 3 speed in cooling mode CHAOS SWING Used to Stop or start louver movement and set the desired up down airflow direction 7 ON OFF TIMER Used to set the time of starting and stopping operation TIME SETTING Used to adjust the time TIMER SET CANCEL Used to set the timer when the desired time is obtained and to cancel the Timer operation 0 SLEEP MODE AUTO Used to set Sleep Mode Auto operation AIR CIRCULATION Used to circulate the room air without cooling or heating turns indoor fan on off ROOM TEMPERATURE Used to check the room temperature CHECKING RESET Used prior to resetting time or after replacing batteries 1 1 1 2 3 Service Manual 185 Control Devices 1 3 Simple Cen 1 3 1 Features Easy operation button Independent operation for 16 indoor units each Simultaneous turn ON OFF for all of indoor units connected mm am Easy change operation mode to cooling or heating Set and clear lock mode for each indoor unit Simultaneously set and clear lock mode for all of indoor units Zen connected 1 0 Display function for all of indoor units connected POWER TOTALOn TOTAL Off a Lea 1 3 2 Term
68. the outdoor fan is turned on off according to the indoor pipe temp While in defrost control both of the indoor and outdoor fans are turned off Defrost Control While in heating mode operation in order to protect the evaporator pipe of the outdoor unit from freezing reversed to cooling cycle to defrost the evaporator pipe of the outdoor unit After 40 min heating mode operation at 4 min interval whether to carry out defrost control or not and the time of defrost control are determined according to the following conditions 1 While in heating mode operation the maximum of the indoor pipe temperature is measured and it is com pared with the present indoor pipe temperature to get the difference of the indoor pipe temperatures maximum temperature of indoor pipe the present temperature of indoor pipe according to which whether to carry out defrost control or not is determined 2 According to the need of defrost control shown above and the elapsed time of heating mode operation at that moment the defrost control time is determined 3 When the determined time of defrost control is below 7 min heating mode operation continues without car rying out defrost control According to the procedure stated above the determination is made again When the defrost control time is 7 min or longer defrost control is then carried out While in defrost control the minimum temp of the indoor pipe is measured and it is compared w
69. to the setting by the remote con troller and the operation diagram is as following Intake Air Temperature SET TEMPERATURE 0 5 C COMP ON SET TEMPERATURE 0 5 C COMP OFF More than More than 3 minutes 3 minutes INDOOR FAN Selecting Low Selecting Low Selecting fan speed fan speed fan speed COMPRESSOR ON OFF ON OFF ON Service Manual 51 Operation Details Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following Intake Air Temperature minimum 3min Setting Temperature 3 Compressor OFF Setting Temperature ON imin minimum minimum 10sec 10sec INDOOR FAN HotStart Low Seng OFF Low Selectingfan Low OFF Fan Speed speed COMPRESSOR ON OFF ON OFF A point While the indoor Heat Exchanger temperature is higher than 40 C fan operates at low speed when it becomes lower than 40 C fan stops B point When the indoor Heat Exchanger temperature is higher than 42 C fan operates at seleted fan speed when it becomes lower than 39 C the fan operates at low speed Hot Start Control The indoor fan does not rotate until the evaporator piping temperature reaches 25 C The operation diagram is as following PIPING TEMPERATURE 25 C 22 C INDOOR FAN
70. unit ID rotary S W Artcool type indoor unit 206 V Outdoor Unit Installation 3 4 Optional 1 Two Thermistor System 1 Open the rear cover of the wired remote controller to set the mode 2 Select one of three selectable modes as follows Position 1 The room temperature is controlled by the thermistor of the main body Position 2 The room themperature is controlled by the thermistor of the wired remote controller control the temperature according to the position of wired remote controller Position 3 The room temperature is controlled by lower temperature between the temperature of main body and of remote controller sensor 3 Move the slide switch to set position Room Temp sensor Slide switch for 2 Thermistor 12 DE RISH ae Position 22777 o 4 Rt7H Position 1 J CT Bs Position 3 999 s 9 ROIS 8 Slide switch for ceiling height 4 Close the rear cover and check if it works normally CAUTION Select the position after counselling with a customer case of cooling mode room temperature is controlled by the main body sensor To control the room temperature by a wired remote controller install controller room temperature sensor to sense the temperature more accurately Maunfactured in the position 3 Servic
71. 13 18 16 5 14 30 27 25 583 512 459 636 583 494 1 059 953 882 External Static Pressure Pa 78 5 58 8 78 5 Drive Direct Speed control Phase control Temperature Control Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystyrene Safety Device Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 15 88 5 8 15 88 5 8 Drain Pipe Internal Dia mm 25 25 25 Net Weight kg Ibs 34 74 9 35 77 2 38 83 8 Noise Level Sound Press 1 5m H M L dBA 3 36 34 32 38 35 32 40 38 36 Power Supply O V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Power Cable AWG P mm 12 3 2 5 12 3 2 5 12 3 2 5 Refrigerant Control L E V L E V L E V Standard Accessories Owner Manual Installation Manual Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Notes 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 80 6 DB 19 C 66 2 F WB Outdoor Temperature 3590 95 DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities
72. 3 2 88 74 97 0 6839 0 7426 0 8058 8 50 2 92 18 13 19 13 68 14 18 3 65 0 80 98 0 6633 0 7208 0 7825 8 56 2 96 19 12 61 13 07 1354 3 55 0 78 99 0 6435 0 6996 0 7600 8 63 3 00 20 12 06 12 49 12 32 3 19 076 100 0 6243 0 6792 0 7382 8 69 3 03 Ha tas 3108 10 esor ossea 8 307 25 10 38 10 2 11 27 310 0 72 103 0 5705 0 6218 0 6770 8 88 3 15 a drool 1000 109 soot 10 0588 0609 soc 51x 26 9 277 9 572 9 888 3 09 0 71 0794 U 55 225 2505 3 189 73 106 0 5219 0 5698 0 6215 9 07 3 26 58 8 492 ST 9750 ee 107 0 5068 0 5536 0 6042 9 14 3 30 59 8 128 8408 8691 336 0 79 108 0 4921 0 5379 0 5874 9 20 3 34 30 7781 8057 8 335 Ge 081 109 0 4780 0 5227 0 5711 9 26 3 38 3i 7452 7525 7955 35957 0 84 110 0 4643 0 5080 0 5554 9 33 3 42 32 7 138 7 403 7 671 3 62 0 86 33 6 839 7 099 7 362 3 71 0 89 34 6 554 6 809 7 067 3 79 0 92 Note 35 6 282 6 532 6 786 3 88 0 94 fo 36 6 024 6 268 6 517 3 97 0 97 Rmin Minimum value of Resistance 37 5 777 6 016 6 260 4 0596 1 00 38 5 542 5 776 6 015 4 14 1 02 Rcent Central value of Resistance 39 5 317 5 547 5 781 4 22 1 05 40 5 103 5 328 5 557 4 31 1 08 f 1298 22945 PR 295 136 Rmax Maximum value of Resistance 42 4 704 4 919 5 139 4 4796 1 18 ian 43 4518 4 728 4 943 4 559 116 DR Deviation Ratio 44 4 340 4 545 4 756 4 64 1 19 45 4 170 4 371 4 577 4 72 1 22 DT Deviation Te
73. 3 Operation Rau 61 4 Display FUNCUON siae saec canine 67 5 Dimensional Drawings 68 6 Piping Diagrams eU 69 7 Wiring nnmnnn 70 8 Disassembly of the parts eese 71 am 75 10 Replacement Parts 76 58 aert V Indoor Unit 1 Specifications Specifications Model Unit CRNN186VBAO CRNN246VBAO W 5 300 7 032 Cooling Capacity kcal h 4 557 6 048 Btu h 18 084 24 600 5 963 7 735 Heating Capacity kcal h 5 127 6 653 Btu h 20 345 26 400 Color White M mm 1200 615 205 sensn e inch 47 24 24 21 8 07 Casing Galvanized Steel plate Painting Coil Rows x Columns x 2 12 18 2 12 18 Face Area m 0 26 0 26 Moisture removal Ihh 2 5 3 0 Type Cross Flow Fan Motor Output x Number 30 30 Air Flow Rate High cmm 13 5 16 477 565 Drive Direct Speed control Phase control Temperature Control Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystyrene Safety Device Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 Pipe Connections Gas Side mm inch
74. 3721A20135B 3721A20135B 147901 BARRIER INDOOR 4790A20043A 4790A20043B 4790A20043B 152302 FILTER MECH A C 5230A30009A 5230A30009B 5230A30009B 158591 PUMP ASSEMBLY WATER 5859A20002B 5859A20002B 5859A20002B 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20297A 4995A20297B 4995 20297 263230 1 THERMISTOR ASSEMBLY ROOM 6323A30004E 6323A30004E 6323A30004E 263230 2 THERMISTOR ASSEMBLY PIPE IN 6323A30002A 6323A30002A 6323A30002A 263230 3 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226T 6323AQ3226T 6323AQ3226T 267110 REMOTE CONTROLLER ASSEMBLY 6711A10002D 6711A10002D 6711A10002D 268714 PWB PCB ASSEMBLY MAIN 6871A10108A 6871A10108B 6871A10108C 330870 DRAIN PAN ASSEMBLY 3087A20019A 3087A20019B 3087A20019B 336610 HOUSING ASSEMBLY MECH 3661A20022A 3661A20023A 3661A20023A 346810 MOTOR ASSEMBLY INDOOR 4681A20100A 4681A20100B 4681A20100C 354210 EVAPORATOR ASSEMBLY FIRST 5421 20147 5421 20147 5421 20147 359012 ASSEMBLY BLOWER 5901 20027 5901 20027 5901 20027 437214 PANEL ASSEMBLY BASE 3721 20137 3721 20137 2 DdD D D D D D D D D D 3721 20137 57 CRNN VB Convertible Type 1 mee X 59 2 Cupid 60
75. 3B R WOOD 3531A20113C R METAL 3531A20113A R 135316 GRILLE ASSEMBLY FRONT INDOOR BLEU 3531A10161Y R WOOD 3531A10161X R METAL 35314101455 135500 1 COVER 3550 20123 135500 2 COVER 3550A20124A R 135500 3 COVER 3550A20060A R 135515 COVER ASSY TOP INDOOR 3551 20031 144710 1 GEAR ASSEMBLY 4471 20001 144710 2 GEAR ASSEMBLY 4471 200010 146811 MOTOR ASSEMBLY STEP 4681 20055 147581 LOUVER HORIZONTAL 4758 20014 152312 FILTER ASSEMBLY AIR CLEANER 5231 20005 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20270K 4995A20270A R 263230 1 THERMISTOR ASSEMBLY 6323A20004J R 263230 2 THERMISTOR ASSEMBLY 6323AQ3226W R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20039P R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20238B R 268714 PWB PCB ASSEMBLY MAIN 6871A10088V 6871 10088 268717 PWB PCB ASSEMBLY SUB 6871A30027A R 330870 DRAIN PAN ASSEMBLY 3087 30004 346810 MOTOR ASSEMBLY INDOOR 4681 20047 352090 AIR GUIDE 5238 10007 352115 TUBE ASSEMBLY EVAPORATOR 5211A10393A R 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20983A R 352150 HOSE ASSY DRAIN 5251AR1222Q R 354210 EVAPORATOR ASSEMBLY FIRST 5421A20072A R 359012 FAN TURBO 5900A00003A R 126 mutt V Indoor Unit CRNN SV Art Cool UE Te e IN 128 2 mee AA 129 3 Operation 130 4 Display FUnCHIOD AA 136 5 Di
76. 426BGA0 45 Exploded View 486 0 46 murti V Indoor Unit 8 Replacement Parts List LOCATION No DESCRIPTION Part No Replacement Parts List CRNN186BHAO CRNN246BHA0 REMARKS 152302 FILTER MECH A C 152302 FILTER MECH 5230A30001M 23043000 5230A30001M 1M 158591 PUMP ASSEMBLY WATER 5859A20002A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20164M 4995A20164L 263230 1 THERMISTOR ASSEMBLY ROOM 6323AQ3214E 263230 2 THERMISTOR ASSEMBLY PIPE IN 6323AQ3226G 263230 3 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226W 266012 SWITCH ASSEMBLY FLOAT 6601 20001 267110 CONTROLLER ASSEMBLY 268714 PWB PCB ASSEMBLY MAIN 330870 DRAIN PAN ASSEMBLY 6711A 6871410089 3087 200430 6871 10089 100080 336610 1 HOUSING MECH WRAPPER 3660 20017 336610 2 HOUSING MECH WRAPPER 3660A20018A 346810 MOTOR ASEMBLY INDOOR 4681A10013C 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20465D 354210 EVAPORATOR ASSEMBLY FIRST 5421 20100 359012 FAN ASSEMBLY BLOWER 5421A20100B 26A 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A10305B WOCZZ LOCATION No CAPACITOR DRAWING DESCRIPTION Part No 0026 5211A10305A 860 CRNN286BGA0 CRNN366BGA0
77. 5 C 95 F DB 24 C 75 2 F WB Btu h kW x 3414 Interconnecting Piping Length 7 5m cfm m min x 35 3 Level Difference of Zero Heating Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Service Manual 21 Specifications Model Unit CRNN286TDAO CRNN366TDAO CRNN426TDAO CRNN486TDAO W 8 200 10 600 12 300 14 100 Cooling Capacity kcal h 7 052 9 116 10 578 12 126 Btu h 27 995 36 168 41 992 48 137 W 9 225 11 925 13 838 15 863 Heating Capacity kcal h 7 934 10 253 11 040 13 156 Btu h 31 494 40 689 43 829 54 156 Casing Galvanized Steel Plate Dimensions W H D mm 840 840 288 840 840 288 840 840 288 840 840 288 inch 33 0 33 0 11 3 33 0 33 0 11 3 33 0 33 0 11 3 33 0 33 0 11 3 Rows x Columns x 2 11 21 2 11 21 2 11 21 2 11 21 Face Area m 2 0 26 2 0 26 2 0 26 2 0 26 Moisture removal lh 4 2 5 0 5 2 5 5 Type Turbo Fan Turbo Fan Turbo Fan Turbo Fan Fan Motor Output x Number 52 5 52 5 52 5 52 5 Air Flow Rate H M L 21 19 17 25 23 21 27 25 22 30 28 26 741 670 600 883 812 742 953 883 7 77 1 059 988 918 Direct Speed control Ph
78. 5511 COVER ASSY CONTROL OUTDOOR 3551A30014X R 435512 COVER ASSY TOP OUTDOOR 3550AP1213B R 558511 DRIER ASSY 5851A20002A R 559010 FAN ASSY PROPELLER 1 00195 553000 HEATER SUMP 2A00093W R W48602 CLAMP SPRING 4H01930A R 546810 1 MOTOR ASSY OUTDOOR UNDER 4681A20013W R 546810 2 MOTOR ASSY OUTDOOR UPPER 4681A20013Y R 437210 PANEL ASSY FRONT 3720AP1212B R 435301 GRILLE DISCHARGE 3530AP1225D R 437212 PANEL ASSY REAR 3720AP1202C R 137213 PANEL SIDE 3720AP1215B R 263230 1 THERMISTOR ASSY S PIPE AIR 6323A20011A R 263230 2 THERMISTOR ASSY D PIPE COND 6323A20011B R 554030 1 CONDENSER ASSY BENT 5403A20148C R 554030 2 CONDENSER ASSY BENT 5403A20148F R 552114 TUBE ASSY MENIFOLD OUTDOOR 5211A10285D R 55211G TUBE ASSY EXPANSION 5211 10297 552116 TUBE ASSY REVERSING 5211 20629 55211 1 TUBE ASSY SOLENOID 5211A10308A R 55211F 2 TUBE ASSY SOLENOID 5211 10307 352112 TUBE ASSY COUPLING 5211 10284 165010 1 SENSOR ASSY LOW 6501A20002A R 165010 2 SENSOR ASSY HIGH 6501A20003A R 552208 1 VALVE SERVICE 2H01890Q R 552203 2 VALVE SERVICE 2A00499C R Service Manual 179 Replacement parts list PART NO LOCATION NO DESCRIPTION CRUN1008T0 REMARK 435511 COVER CONTROL BOX 3550A20146A R 165010 1 SENSOR ASSEMBLY HIGH 6501A20004A R 165010 2 SENSOR ASSEMBLY LOW 6501A20004B R 263230
79. 8 1 697 6 86 2 08 5 4191 1457 1794 6 1297 114 74 1 435 1 536 1 642 6 93 2 11 E 37 81 40 08 42 45 5 90 1431 76 1 341 1 437 1 589 7 0796 2 18 3 35 94 38 05 4025 570 140 77 1 297 1 390 1 490 7 1596 2 21 2 3416 3613 4819 5 68 109 78 1 254 1 346 1 443 7 22 2 25 1 3248 34 32 36 24 5 57 1 07 79 1 213 1 302 1 397 7 29 2 28 0 30 90 32 62 34 40 5 46 1 06 80 1 EJ 73 1 261 1 354 7 36 2 31 1 29 40 31 00 32 66 5 86 104 81 1 135 1 221 1 311 7 42 2 35 2 2798 29 48 3102 525 1 03 82 1 099 1 182 1 271 7 49 2 38 3 26 64 28 03 29 48 5 1596 1 02 83 1 063 1 145 1 231 7 5696 2 42 4 25 37 26 67 28 01 5 0495 1 00 84 1 029 1 109 1 194 7 6396 2 45 5 24 16 25 38 26 63 4 94 0 99 85 0 9967 1 074 1 157 7 70 2 49 6 23 03 24 16 25 33 4 83 0 97 86 0 9651 1 041 1 122 7 77 2 52 7 21 95 23 01 24 09 4 73 0 96 87 0 9347 1 009 1 088 7 84 2 56 8 20 92 21 91 22 93 4 63 0 95 88 0 9054 0 9778 1 055 7 90 2 59 9 19 96 20 88 21 82 4 53 0 93 89 0 8771 0 9479 1 023 7 97 2 63 10 19 04 19 90 20 78 4 43 0 92 90 0 8498 0 9190 0 9928 8 04 2 67 11 1817 1697 19 79 4 33 0 90 1 E CS pis 33 91 0 8235 0 8911 0 9633 8 10 2 70 12 17 34 18 09 18 85 4 23 0 89 92 0 7981 0 8641 0 9347 8 17 2 74 13 16 55 17 25 17 97 4 13 0 87 93 0 7736 0 8381 0 9071 8 24 2 77 14 15 81 16 46 17 13 4 03 0 86 94 0 7500 0 8130 0 8805 8 30 2 81 15 15 10 15 71 16 33 3 93 0 84 95 0 7272 0 7887 0 8547 8 37 2 85 16 1444 15 00 15 57 ET 043 96 0 7051 0 7653 0 8298 8 4
80. 889 0 5275 7 9096 2 59 9 9 978 10 44 10 91 4 5396 0 93 89 0 4386 0 4739 0 5117 7 9796 2 63 10 9 518 9 949 10 39 4 43 0 92 90 0 4249 0 4595 0 4964 8 04 2 67 Rmin Rcent Rmax DR DT C T Rmin Rcent Rmax DR DT C 11 9 083 9 484 9 895 4 33 0 90 91 0 4118 0 4455 0 4816 8 10 2 70 12 8 669 9 044 9 427 4 23 0 89 92 0 3991 0 4321 0 4674 8 17 2 74 13 8 277 8 627 8 983 4 13 0 87 93 0 3868 0 4191 0 4536 8 24 2 77 14 7 905 8 231 8 563 4 03 0 86 94 0 3750 0 4065 0 4402 8 30 2 81 15 7 551 7 856 8 165 3 93 0 84 95 0 3636 0 3944 0 4274 8 37 2 85 16 7 216 7 500 7 787 3 84 0 83 96 0 3526 0 3826 0 4149 8 43 2 88 17 6 897 7 161 7 430 3 74 0 81 97 0 3419 0 3713 0 4029 8 50 2 92 18 6 594 6 841 7 090 3 65 0 80 98 0 3317 0 3604 0 3912 8 56 2 96 13 5 306 8 536 2 188 352 0 78 99 0 3217 0 3498 0 3800 8 63 3 00 4696 1 3121 3691 6996 5 572 5971 6472 337 075 101 0 3028 0 3297 0356 875 307 22 5 524 5 710 5 897 3 27 0 73 102 0 2939 0 3201 0 3484 8 82 3 11 23 5 288 5 461 5 635 3 18 0 72 o 7 103 0 2853 0 3109 0 3385 8 88 3 15 24 5 064 5 225 5 386 3 09 0 70 104 0 2769 0 3019 0 3290 8 95 3 19 2 2 850 3000 3 150 3 00 0 68 105 0 2688 0 2933 0 3197 9 01 3 22 26 1 988 1788 1934 3 03 106 0 2610 0 2849 0 3108 9 07 3 26 58 4275 4359 1532 S279 045 107 0 2534 0 2768 0 3021 9 14 3 30 59 4 64 4204 1315 330 0 79 108 0 2461 0 2690 0 2937 9 20 3 34 30 3891 4058 Ha o8 109 0 2390 0 2614 0 2856 9 2696 3 38 s
81. 9 13 12 10 19 17 15 353 317 283 459 423 353 670 600 530 Drive Direct Direct Direct Speed Control Phase control Phase control Phase control Temperature Control Microprocessor Thermostat for cooling and heating Cy Sound Absorbing Thermal Insulation Material Foamed polystyrene Foamed polystyrene Foamed polystyrene 2 gt Q Safety Device Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor 8 Liquid Side mm inch 6 35 1 4 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 12 7 1 2 15 88 5 8 15 88 5 8 Drain Dia 25 25 25 5 s Net Weight kg Ibs 19 41 9 19 41 9 32 70 5 bug Noise Level Sound Press 1 5m H M L dB 3 38 35 32 41 39 37 36 34 32 Power Supply HNH 1 220 240 50 1 220 240 50 1 220 240 50 12 3 2 5 12 3 2 5 12 3 2 5 Refrigerant Control L E V L E V L E V Panel Color White White White Decoration Panel Dimensions W H D mm 670 670 30 670 670 30 950 950 30 inch 26 4 26 4 1 2 26 4 26 4 1 2 37 4 37 4 1 2 Owner Manual Installation Manual Paper Pattern for Installation Drain Standard Accessories Hose Clamp Metal Washer fixing Plate Sealing Pads Clamps Screws Washer for Hanging Bracket Insulation for Fitting Notes 1 Capacities are based on the following conditions Conversion Formula Cooling Indoor Temperature 27 80 6 F DB 19 C 66 2 F WB kW x 860 Outdoor Temperature 3
82. A 114 4 Display FURCHOJD Ee AR 119 5 Dimensional Drawings J J 120 6 Piping Diagrams E 121 7 Wiring Diagrams 122 8 Disassembly of the parts 123 9 Explioded RE 125 10 Replacement Parts List 126 Service Manual 111 Specifications E 1 Specifications Model Unit CRNNO096SP 0 CRNN126SP 0 2 600 3 500 Cooling Capacity kcal h 2 235 3 009 Btu h 8 871 11 942 W 2 925 3 938 Heating Capacity kcal h 2 515 3 385 Btu h 9 980 13 435 mm 57075707137 57075707137 inch 22 422 454 22 422 454 Coil Rows x Columns x 2 20 20 2 20 20 0 17 0 17 Moisture removal Ih 1 3 1 5 Type Turbo Fan Turbo Fan Motor Output x Number 2451 2441 Air Flow Rate High cmm 7 0 8 7 247 307 Direct Direct Speed control BLDC BLDC Temperature Control Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystyrene Foamed polystyrene Air Filter Accessory Accessory Safety Device Fuse Fuse Liquid Side mm inch 6 35 1 4 6 35 1 4 Pipe Connections Gas Side mm inch
83. B 3 Due to our policy of innovation some specifications may be changed without notification Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 4 L E V Linear Expansion Valve 94 V Indoor Unit Functions 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor THERMISTOR Room temperature control Starting Current Control Indoor fan is delayed for 5 sec at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control High Med Low CHAOS JET COOL Soft Dry Operation Mode Intermittent operation of fan at low speed Sleep Mode Auto Control The unit will be stopped after 1 2 3 4 5 6 7 hours Natural Air Control by CHAOS Logic The fan is switched to intermittent or irregular operation Airflow Direction Control The louver can be set at the desired position or swing up and down automatically The fan is switched to low Cooling med Heating speed The fan speed is automatically switched from high to low speed Maintains the room temperature in accordance with the Setting Temp Defrost Deice control Heating Both the indoor and outdoor fan stops dur ing defrosting Hot start Control Heating The indoor fan does not rotate unti
84. B R 352150 HOSE ASSEMBLY DRAIN 5251AR2575F R 359011 FAN ASSEMBLY CROSS FLOW 5901A20008A R 733010 PLATE ASSEMBLY INSTALL 3301A10002A R WOCZZ CAPACITOR DRAWING 3H01487G R 354210 EVAPORATOR ASSEMBLY FIRST 5421A20010D R 92 murti Indoor Unit CRNN SU Art Cool Type Mirror T Specification etel 94 PAM FUNCIONS rr PLUS 95 Weide IC 96 4 Display 102 5 Dimensional Drawings eere 103 6 Piping Diagrams ise ERE RR 104 T Wiring Diagrams 105 8 Disassembly of the parts 106 9 Exploded VIEW eene dete aces 109 10 Replacement Parts List 110 Service Manual 93 Specifications E 1 Specifications Model Unit CRNNO76SU 0 CRNNO96SU 0 CRNN126SU 0 W 2 100 2 600 3 500 Cooling Capacity kcal h 1 806 2 235 3 009 Btu h 7 165 8 871 11 942 2 363 2 925 3 938 Heating Capacity kcal h 2 031 2 515 3 385 Btu h 8 061 9 980 13 435 Ns mm 1 030 290 153 1 030 290 153 1 030 290 153 een inch 40 6 11 4 6 1 40 6 11 4 6 1 40 6 11 4 6 1 Coil Rows x Columns x FPI 2 12 20 2 12 20 2 12 20 Face Area m 0 13 0 13 0 13 Moisture removal 1 0 1 0 1 2 Cross Flow Fan Cross Flo
85. CB ASSY D 2 S 5 55 INDOOR BL NS 5 ER gt MOTOR OR n 95 DRAIN 2 o 5 NPUMP 4 O i 21 Ed z CN POWER 9 fo FUSE T3 15A REMOTE CONTROL T CN COMM _ BUS A irm BUS G CN DISP 6 BR BL WHBK 3 4 POWER T D INPUT TO OUTDOOR UNIT Transmission CN POWER AC POWER SUPPLY WHITE AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR AC FAN MOTOR OUTPUT YELLOW MOTOR OUTPUT OF PHASE CONTROL SPEC COLOR DESCRIPTION 5 2 CN D PUMP DRAIN PUMP OUTPUT WHITE AC OUTPUT FOR DRAIN PUMP CN COMM COMMUNICATION WHITE COMMUNICATION BETWEEN INDOOR AND OUTDOOR CN LEV LEV OUTPUT WHITE LEV CONTROL OUTPUT FLOAT SWITCH SENSING PIPE THERMISTOR DISCHARGE PIPE THERMISTOR ROOM THERMISTOR REMOTE CONTROL LINE CN AIRC AIR CLEAN WHITE AIR CLEAN SIGNAL Service Manual 55 Exploded View 7 Exploded View 56 munti V Indoor Unit E 8 Replacement Parts List LOCATION No DESCRIPTION PART NO Replacement Parts List CRNNO76BNGO CRNN096BJGO REMARKS CRNN126BJG0 135500 1 COVER 3550A20214A 3550A20214B 3550A20214B 135500 2 COVER 3550A20215A 3550A20215A 3550A20215A 137213 1 PANEL ASSEMBLY SIDE 3721A20136A 3721A20136A 3721A20136A 137213 2 PANEL ASSEMBLY SIDE 3721A20136B 3721A20136B 3721A20136B 137214 PANEL ASSEMBLY UPPER 3721A20135A
86. CRNNO76CCA0 CRNNOS6CBAO CRNN126CBAO CRNN186CCAO CRNN246CDA0 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20297H 4995420297 4995A20297K 49954202971 4995 20297 263230 1 THERMISTOR ASSEMBLY ROOM 6323A30004E R 263230 2 THERMISTOR ASSEMBLY PIPE IN 6323A30002A R 263230 3 THERMISTOR ASSEMBLY PIPE OUT 6323 03226 267110 REMOTE CONTROLLER ASSEMBLY 6711A10002D R 268714 PWB PCB ASSEMBLY MAIN 6871A10108H 6871A10108J 6871A10108K 6871A10108L 6871 10108 R 346810 MOTOR ASSEMBLY INDOOR 4681A20100H 4681A20100J 4681A20100K 4681A20100L 4681A20100N 346810 MOTOR ASSEMBLY INDOOR 4681A20100M 4681A20100P R Service Manual 153 Outdoor unit 154 V Outdoor Unit N O C N CRUN Series 9Decificallons Q wu 156 Nam ALAALA 157 158 Dimensional Drawings 169 Refrigerant Cycle Diagrams 171 Wiring Diagrams 173 e Exploded MIEW naa 176 Replacement Parts List J 179 Service Manual 155 Specifications 1 Specifications
87. Constant Speed Compressor InvC Inverter Compressor ICOF Inverter Compressor Operation Frequency Service Manual 167 Operation detail 4 DC peak control 1 Criterion for DC peak if the fault signal from IPM Intelligent Power Module is occurred continuously for 1 8ms then it is judged that DC peak occurred 2 After inverter compressor turned off 3minutes later if there is no DC peak signal then restart compres sor 5 CT current transformer sensor fault error Detection for CT sensor fault Criterion for CT sensor fault which is judged from operation current for each frequency CT value After Inverter Compressor Off CT gt 1 5A for 10 seconds 6 Over upper limit voltage and below lowest limit voltage If the voltage of system input power exceed the upper limit 415V of rating voltage 380 415V by 15 over 478V or more or is below the lowest limit 380V of rating voltage by 20 304V or less then the compressor is turned off and restart 3 minutes later 7 Controls for error occurrence 1 DC peak error Restart 3 minutes later System down if the error occurs 3 or more times in an hour 2 CT sensor error Restart 3 minutes later System down if the error occurs 3 or more times in an hour Counter reset if the error 3 Sensor error During the error signal is on the compressor can not be turned on 4 Transmission error If the transmission with all of indoor unit is ceased the
88. Cooling med Heating speed The fan speed is automatically switched from high to low speed Functions Maintains the room temperature in accordance with the Setting temperature Auto Restart Although the air conditioner is turned off by a power failure it is restarted automatically to previous operation mode after power suply Deice defrost control Heating Both the indoor and outdoor fan stops during deicing Hot start after deice ends Hot start Control Heating The indoor fan does not rotate until the evaporator piping tem perature will be reached at 28 Service Manual 79 Operation Details B 3 Operation Details e DISPLAY Operation Indicator On while in appliance operation off while in appliance pause Sleep Timer Indicator On while in sleep timer mode off when sleep timer cancel or appliance operation pause Timer Indicator On while in timer mode on off off when timer mode is completed or canceled Defrost Indicator Off except when hot start during heating mode operation or while in defrost control Cooling Mode Operation When the intake air temperature reaches 0 5 C below the setting temperature the compressor and the out door fan stop When it reaches 0 5 above the setting temperature they start to operate again Compressor ON Temperature 2 Setting Temperature 0 5 Compressor OFF Temperat
89. DAO CRNN366TDAO CRNN426TDA0 CRNN486TDAO 354211 1 EVAPORATOR ASSY 5421 10016 354211 2 55 5421 10016 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211 20251 TUBE ASSEMBLY MENIFOLD 5211 20251 5211A20251G R 352114 TUBE ASSEMBLY DISTRIBUTOR 5211 10299 552116 TUBE ASSEMBLY EXPANSION 5211 10298 158591 PUMP ASSEMBLY WATER 58594200010 266012 SWITCH ASSY FLOAT 6601A20001F R 330870 DRAIN PAN ASSY 3087 100006 249951 CONTROL BOX ASSY 4995A20268X 4995A20268Y 4995A20268A 4995A20268Z 4995A10106L 268714 PWB PCB ASSY MAIN 6871A10089F F6871A10089G 6871A10089H 68714100895 6871A10089T R 130411 BASE ASSY WELD INDOOR 3041 10016 346810 MOTOR ASSY INDOOR 4681420006 4681 20006 359012 FAN TURBO 5900A10003B R 140570 LOCKER 4056A20001B R 130911 1 CABINET ASSY INDOOR 3091A10031A R 130911 2 CABINET ASSY INDOOR 3091A10031B R 130913 1 CABINET ASSEMBLY WELD 3091A10030A R 130913 2 CABINET ASSEMBLY WELD 3091A10030B R 152510 DRAIN ASSY TUBE 5251A20002B R 352150 DRAIN TUBE ASSY 5251AP2984A R 137211 PANEL ASSY FRONT INDOOR 3721A10025A R 135314 GRILLE INLET 3530A10062A R 146811 MOTOR ASSY STEP 4681A20055A R 268712 PWB PCB ASSY DISPLAY 6871A20096C R 152312 FILTER ASSY 5231A10004A R 135802 DOOR LOCK 3580A20005A R 267110 WIRED REMOTE CONTROLLER 6711A10002A R 263230 1 THERMISTOR ASSY PIPE IN 6323A30002A R 263230 2 THERMISTOR
90. ECTION VALVE CN19 IPM POW2 WH IPM DC POWER 2 CN8 WH HIGH PRESSURE SWITCH CN20 IPM POW1 WH IPM DC POWER 1 CN9 MAGNETIC BL MAGNETIC SWITCH CN 1 CENTROL BL INTERNET amp CENTRAL CONTROL JIG1 2 JIG WH JIG AC POWER CN22 LEV RD LINEAR EXPANSION VALVE CN11 TO INDOOR BL TRANSMISSION WITH INDOOR UNIT CN23 JEG NT JIG SIGNAL CN12 PHASE NT 3 PHASE 4 LINE CHECK Service Manual 173 Wiring Diagrams KO 30 ZHOS ASIF 08 PC 8 30018 1VNIN331 GE mmm 48 ko god oaa og 1 1 1 1 tt 1 1 1 1 EE 03395 319NIS ANI mm 118 ug 2 v s AYOLIVINNYW 07313 wos MA n 18 ha 18 o c on udhas cke aes aen 3514 0 iva ars pay 888010778 6in3 n us Won Seit fo fa SENOL vend teng
91. ISP DISPLAY PCB ASSY ARTEN Pn TO OUTDOOR UNIT Transmission Service Manual 29 Explodede View 7 Exploded View CRNN126TEAO 186 0 330870 30 aert V Indoor Unit Explodede View Service Manual 31 Explodede View CRNN246TDAO CRNN286TDAO CRNN366TDA0 CRNN426TDAO CRNN486TDAO 354211 NIE 5521162 E 32 munti V Indoor Unit Explodede View Service Manual 33 Replacement Parts List 8 Replacement Parts List ga DESCRIPTION PARTAS REMARK CRNN126TEA0 186 130411 BASE ASSY WELD INDOOR 3041A10013A R 130911 1 CABINET ASSEMBL
92. LE ASSEMBLY INLET SUB 5237AP2817B 135316 GRILLE ASSEMBLY DIFFUSER INDOOR 3531A10272B 137211 PANEL ASSEMBLY FRONT INDOOR 3720AP2767P 146811 MOTOR ASSEMBLY STEP 4681AR2727G 152302 FILTER MECH A C 5230AP7093A 159901 VANE ASSY 5991AP7334C 159911 VANE ASSY HORIZONTAL 5991AP2867B 166000 SWITCH PUSH 6600AP2059B 166000 SWITCH PUSH 6600AP2059B 235450 DISPLAY ASSEMBLY MECH 3545AP7224B 237900 WINDOW DISPLAY 3790AP7080A 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10107A 4995A10107D 263230 1 THERMISTOR ASSEMBLY ROOM 6323AQ3214E 263230 2 THERMISTOR ASSEMBLY PIPE IN 6323A30002C 263230 3 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226Y 267110 REMOTE CONTROLLER ASSEMBLY 6711A10002A 268712 PWB PCB ASSY DISPLAY 6871 03263 268714 PWB PCB ASSEMBLY 6871 10089 6871A10089R 330870 DRAIN PAN ASSEMBLY 3087AP7233A 342800 BEARING 3H02821B 346810 MOTOR ASSEMBLY INDOOR 4681AP2306M 4681AP2306N 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A10332A 35211A TUBE ASSEMBLY SUCTION INDOOR 5211AP2813E 5211AP2813J 352150 HOSE ASSY DRAIN 5251AP2460B 354210 EVAPORATOR ASSEMBLY FIRST 5421AP2812B 5421AP2812A 359010 FAN ASSY CROSS FLOW 5901AR2351E 733010 PLATE ASSEMBLY INSTALL R 3301A
93. LOCKER ASSEMBLY 3 02857 146811 1 MOTOR ASSEMBLY STEP 4681A20055A R 146811 2 MOTOR ASSEMBLY STEP 4681A20055C R 147581 LOUVER HORIZONTAL 4758A20033A R 147582 LOUVER VERTICAL 4758A20034A R 152302 FILTER MECH 5230A10006B R 237900 WINDOW DISPLAY 3790A20035A R 249951 CONTROL BOX ASEMBLY INDOOR 4995A10098 4995 10098 263230 1 THERMISTOR ASSEMBLY ROOM PIPE IN 6323420004 263230 2 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226V R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20039P R 268712 PWB PCB ASSEMBLY DISPLAY 6871 20250 268714 PWB PCB ASSEMBLY MAIN 6871A10088T 6871 100880 330870 DRAIN PAN ASSEMBLY 3087 20013 346810 1 MOTOR ASSEMBLY INDOOR R 4681A20047C R 346810 2 MOTOR ASSEMBLY INDOOR L 4681A20047D R 349490 ORIFICE ASSEMBLY 4949A20002A R 352115 TUBE ASSEMBLY EVAPORATOR 5211A10423A R 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A20301H R 35211B TUBE ASSEMBLY TUBING 5211 10424 352150 ASSEMBLY DRAIN 5251 12220 352380 1 AIR GUIDE R 5238 10009 R 352380 2 AIR GUIDE L 5238A10010A R 354210 EVAPORATOR ASSEMBLY FIRST 5421A20104A R 359012 1 FAN TURBO L 5900A00004A R 359012 2 FAN TURBO R 5900A00005A R 668713 PWB PCB ASSEMBLY SUB 6871A30029A R Service Manual 143 CRNN CAA CBA CCA CDA With Case Floor Standing N O FP WO N Seg L 145 mulli 146 Operat
94. OR ASSEMBLY PIPE IN 6323AQ3226G 263230 3 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226W 266012 SWITCH ASSEMBLY FLOAT 6601A20001E 267110 REMOTE CONTROLLER ASSEMBLY 6711A10002D 268714 PWB PCB ASSEMBLY MAIN 6871A10089W 330870 DRAIN PAN ASSEMBLY 3087A20023A 336610 1 HOUSING MECH WRAPPER 3661A20009E 336610 2 HOUSING MECH WRAPPER 3661A20009F 346810 MOTOR ASEMBLY INDOOR 4681A20005K 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A30076B 354210 EVAPORATOR ASSEMBLY FIRST 5421A20008A 359012 1 FAN ASSEMBLY BLOWER 5901A10015E 359012 2 FAN ASSEMBLY BLOWER 5901A10015F 55211G TUBE ASSEMBLY EXPANSION 5211A10416A WOCZZ CAPACITOR DRAWING 0CZZA20001C 35211 1 TUBE ASSEMBLY DISCHARGE IN 5211A30077A 35211 2 TUBE ASSEMBLY DISCHARGE OUT 5211A30094B 099990 0999 9 20 59 2020 0 20 Service Manual 47 N O FP WO CRNN BJ Ceiling Concealed Duct Type Low static 49 Mlle 1K DP 50 Operation Detalls 51 Dimensional 53 Piping Diagrams sates devs 54 Wiring
95. P W P N U N V N W the estimated value should be stable and be in between 0 to 1 ex 0 35 0 46 etc If one of the above articles is not satisfied IPM must be inferior and is to be replaced Caution In case that the control box is opened and before checking electrical parts it should be checked that the LED 01Y in inverter board refer to page 172 turned off wait 3 minutes after main power OFF otherwise it may cause electrical shock Service Manual 217 Checking Method for Key Components Electrolytic capacitor and resistor for voltage distribution 1 Disconnect an terminal of voltage distribution resistor from each DC link electrolytic capacitor 2 Set the multi meter to resistance mode connect the probe to terminal of the capacitor If the estimated resistance value is increase continuously without short value is 0 then the resistor is normal 3 Set the multi meter to resistance mode confirm that the resistance value of the resistor is around 270 kOhm Check and replace inferior components Caution In case that the control box is opened and before checking electrical parts it should be checked that the LED 01Y in inverter board refer to page 172 turned off wait 3 minutes after main power OFF otherwise it may cause electrical shock 218 mum V Trouble Shooting Guide Self diagnosis function 3 Self diagnosis function Error Indicator The function is to s
96. P7519A 733010 PLATE ASSEMBLY INSTALL L 3301AP7519B W0CZZ CAPACITOR DRAWING 3H00671A D 20 20 76 murt V Indoor Unit CRNN SR CRNN ST Wall Mounted iere E 78 oti Ee Cut eH dae 79 3 Operation 80 4 Dimensional Drawings 85 5 PIPING 86 6 Wiring Diagrams J 87 7 Disassembly of the parts 88 8 Exploded View see eege 90 9 Replacement Parts List J J 92 Service Manual 77 Specifications a 1 Specifications Model Unit CRNN076SRAO0 CRNN096SRAO CRNN126SRAO CRNN186STAO W 2 100 2 600 3 500 5 300 Cooling Capacity kcal h 1 806 2 235 3 009 4 557 Btu h 7 165 8 871 11 942 18 084 2 363 2 925 3 938 5 963 Heating Capacity kcal h 2 031 2 515 3 385 5 127 Btu h 8 061 9 980 13 435 20 345 GER mm 900 285 156 900 285 156 900 285 156 1090 314 172 Dimensions W H D inch 35 4 11 2 6 1 35 4 11 2 6 1 35 4 11 2 6 1 42 9 12 4 6 8 Color White White White White Coil Rows x Columns x 2 12 20 2 12 20 2 12 20 2 13 20
97. PTION Sai REMARKS 0 CRNNO76SU 0 CRNNO96SU O CRNN126SU 0 131410 CHASSIS ASSEMBLY 3141 20007 135080 DECORATION TOP 3508 20034 135080 DECORATION BOTTOM 3508 20034 135311 GRILLE ASSEMBLY DISCHARGE 3531 10137 135314 GRILLE ASSEMBLY INLET MIRROR R BLUE R GOLD R 135312 GRILLE ASSEMBLY FRONT MIRROR R BLUE R GOLD R 145200 LINK 4520A20008A R 146811 1 MOTOR ASSEMBLY STEP 4681 20055 146811 2 MOTOR ASSEMBLY STEP 4681 20055 152302 FILTER MECH A C 5230A20022A R 159901 VANE HORIZONTAL 5990A20015B R 237900 WINDOW DISPLAY 3790A20037F R 249951 CONTROL BOX ASSEMBLY R 263020 DIGITRON 6302A90003A R 263230 1 THERMISTOR ASSEMBLY ROOM R 263230 2 THERMISTOR ASSEMBLY PIPE OUT R 267110 REMOTE CONTROLLER ASSEMBLY R 268714 PWB PCB ASSEMBLY MAIN R 342800 BEARING 4280A20004A R 346810 MOTOR ASSEMBLY INDOOR R 352115 TUBE ASSEMBLY EVAPORATOR IN R 352116 TUBE ASSEMBLY EVAPORATOR OUT R 35211B TUBE ASSEMBLY TUBING 5211AR7066N R 352150 HOSE ASSEMBLY DRAIN 5251AR1222R R 354210 EVAPORATOR ASSEMBLY FIRST R 359011 FAN ASSEMBLY CROSS FLOW 5901A20016A R 668713 PWB ASSEMBLY SUB R 668713 PWB ASSEMBLY SUB R 733010 PLATE 1H00843A R WOCZZ CAPACITOR DRAWING 3H01487A R 110 maari Indoor Unit CRNN SP Art Cool Type 1 Specification geseet ee 112 eee LEES 113 3 Operation Deltalls 5 Ce Re ens ca eS n s A
98. SU 0 CRNN126SU 0 Service Manual 103 Piping Diagrams Piping Diagrams EE EM gt SLE Cooling Heat Exchanger LEV Heating ERR Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid CRNNO76SU 0 CRNNO096SU 0 12 7 1 2 6 35 1 4 CRNN126SU 0 104 maari Indoor Unit Wiring Diagrams 7 Wiring Diagrams MAIN PCB ASM THERMISTOR THERMISTOR 2 E 5 D MOTOR 5 9 2 5 5 STEP 2 c 5 x pa STEP 5 5 MOTOR 5 STEP FUSE AC250V T2A 5 MOTOR e 2 T A 4 B 5 CN HVB CN VFD a m 1 1 2 S 314 DISPLAY UT UU GET TEN PURIFIER PCB ASM oo POWER INPUT TO OUTDOOR UNIT Transmission ON UD ONTHI CN TH2 DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR Service Manual 105 Disassembly of the parts E 8 Disassembly of the parts Warning Disconnect the unit from power supply before making any checks Be sure the power switch is set to OFF To remove the Grille from the Chassis Hold up Inlet Grille Horiz
99. TVANVIN 39IAH3S A MINA website http www lgservice com e mail http www lgeservice com techsup html MULTI V System Heat Pump Air Conditioner SERVICE MANUAL MODELS CRUN CRNN Series CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL ONLY FOR AUTHORIZED SERVICE PERSONNEL MULTI V Air Conditioner Service Manual TABLE OF CONTENTS Model Name 3 Model u 4 Safety Precautlons aNG 5 lee tee Hl UC 9 Ceiling Mounted Cassette 1 10 Ceiling Mounted Cassette 4 20 Ceiling Mounted Duct Type High static 36 Ceiling Mounted Duct Type Low static 48 Convertible ues UR du ic 58 Wall Mounted Type 77 Art Cool Type Mirror irent toon ertet ecce ce 93 Art Cool TY Cc 111 Art Cool Type WIde 2 l 127 Flor Standing Type naaa GANA EENS EC 144 Outdoor ME 154 Control Devices and Functions 182 Trouble Shooting Guide
100. UNICATION BETWEEN INDOOR AND OUTDOOR CN LEV LEV CONTROL OUTPUT CN DISP1 DISPLAY OF INDOOR STATUS CN DISP2 DISPLAY OF INDOOR STATUS CN LEV LEV CONTROL OUTPUT CN LR1 STEP MOTOR OUTPUT FOR LEFT RIGHT CN LR2 CN UD STEP MOTOR OUTPUT CN TH1 ROOM amp PIPE THERMISTOR CN TH2 DISCHARGE PIPE SENSOR RED DISCHARGE PIPE THERMISTOR 122 V Indoor Unit Disassembly of parts E 8 Disassembly of the parts Warning Disconnect the unit from power supply before making any checks Be sure the power switch is set to OFF 1 To remove the Grille from the Chassis Pull the grille bottom the remove 2 securing screws Lift the both lower parts of panel front After pull down this panel a bit separate connecting wire with product 2 To remove the Control Box Before removing the control box be sure to disconnect the wires from PWB Pull the cover control out from the control box and disconnect other wires Remove securing screws Pull the control box out from the chassis carefully lt By EASA GC 4Way Fan Connector Comp Connector r Motor r Power Connector Connector 95 i NYT Power Connector Comp Connector IG ili Das Service Manual 123 Disassembly of the parts 3 To remove the Evaporator Remove 4 screws securing the evaporator Pull the evaporator out from the
101. V and contact your ear to driver hand grip you can confirm the noise from LEV If liquid refrigerant is in LEV the noise is lower Service Manual 213 Checking Method for Key Components LEV Coil and body Outdoor unit Coil part Body Lead wire Remove and assemble the coil Remove Assemble Grip the A part tightly and pull up coil part upward When the coil part is removed or assembled be careful not to bend the pipe of the body lt gt 214 Trouble Shooting Guide Checking Method for Key Components LEV failure check method Attention Outdoor unit LEV and Indoor unit LEV are different in specification So the repair process may be different Failure mode Diagnosis Repair process Unit Microcomputer 1 Disconnect the LEV connector form control board and Check and replace Indoor Driving circuit connect testing LED Indoor unit control unit failure e O O O O 1K LED 2 Main power ON pulse signal is out from LEV for 17 sec If LEDs do not turn on or are in on state continuously then driving circuit is abnormal LEV locking 1 1 LEV is locked in no load state the driving motor rotate Replace LEV Indoor and clicking sound always occurs Outdoor unit LEV Motor c
102. VALVE SERVICE 2A00469J R 552203 2 VALVE SERVICE 2A00468L R 553000 1 HEATER SUMP I 2A00093U R 553000 2 HEATER SUMP C 2A00093V R 554031 1 CONDENSER ASSEMBLY BENT 5403A20085J R 554031 2 CONDENSER ASSEMBLY BENT 5403A20085K R 554031 3 CONDENSER ASSEMBLY BENT 5403A20085L R 554031 4 CONDENSER ASSEMBLY BENT 5403A20085M R 554160 1 COMPRESSOR 5416A20030B R 554160 2 COMPRESSOR 5416A20030C R 180 V Outdoor Unit Replacement parts list CRUN1008T 0 PART NO LOCATION NO DESCRIPTION CRUN1008T0 REMARK 559910 FAN ASSEMBLY PROPELLER 5901A10029A R 561410 1 COIL ASSEMBLY SOLENOID LIQ I 6141A10001A R 561410 2 COIL ASSEMBLY SOLENOID LIQ C 6141A10001B R 561410 3 COIL ASSEMBLY SOLENOID H GAS 6141A10001C R 561410 COIL ASSEMBLY REVERSING VALVE 6141A20010A R 561411 1 COIL ASSEMBLY EXPANSION 6141A20009C R 561411 2 COIL ASSEMBLY EXPANSION 6141A20009E R 566001 SWITCH MAGNET 2A01031H R 649950 CONTROL BOX ASSEMBLY OUTDOOR 4995A10069A R 668711 1 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10076A R 668711 2 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A10075A R W4810 1 BRACKET ASSEMBLY 4811A20028A R W4810 2 BRACKET 4810A20114A R W4810 3 BRACKET 4810A20116B R W49800 1 SUPPORTER 4980A20053B R W49800 2 SUPPORTER 4980A20052B R W49800 3 SUPPORTER 4980A20054B R W49800 4 SUPPORTER 4980A20055B R W49800 5 SUPPORTER 4980AP2621C R WOCZZ CAPACITOR DRAWING OCZZA90001E R WOFS FUSE DRAWING OF
103. WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Service Manual 145 Functions 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor Thermistor 4 Room temperature control Maintains the room temperature in accordance with the Setting Temperature Starting Current Control Indoor fan is delayed for 5 seconds at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control High Med Low Soft Dry Operation Mode Intermittent operation of fan at low speed Auto Restart Although the air conditioner is turned off by a power failure it is restarted auto matically previous operation mode after power supply Deice defrost control Heating Both the indoor and outdoor fan stops during defrosting Hot start after defrost ends The indoor fan sdoes not rotate until the evaporator pip healing ing temperature reaches 25 Central Control Optional It is operating individually or totally by central control function 146 maari V Indoor Unit 3 Operation Details 1 funci Time Delay safety Contro
104. Y INDOOR 3091 10023 130911 2 ASSEMBLY INDOOR 3091 100230 135802 DOOR 3580A20005A R 137211 PANEL ASSY FRONT INDOOR 3721 10021 140570 LOCKER 4056A20001A R 146811 MOTOR 55 5 4681AP2968D R 152312 FILTER ASSY AIR CLEANER 5231A10005A R 158591 PUMP ASSEMBLY WATER 5859A20001H R 249951 CONTROL BOX ASSEMBLY INDOOR 4995A10083A 4995A10083B R 263230 1 THERMISTOR ASSEMBLY ROOM 6323 03214 263230 2 THERMISTOR ASSEMBLY PIPE IN 6323 30002 263230 3 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226R R 266012 SWITCH ASSY FLOAT 6601A20001F R 267110 REMOTE CONTROLLER ASSEMBLY 6711 10002 268712 PWB PCB ASSY DISPLAY 6871 20096 268714 PWB PCB 6871 100890 6871 10089 330870 DRAIN PAN ASSEMBLY 3087A10002A R 346810 MOTOR ASSEMBLY SINGLE 4681AC2026E 4681AC2026D R 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A10335B 5211A10335A R 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20241N 5211A20241P R 354211 EVAPORATOR ASSY BENDING 5421A10006A 5421A10006B R 359011 FAN TURBO 5900 10004 0 22 CAPACITOR DRAWING 3H00660N R 352150 1 DRAIN TUBE ASSEMBLY 5251AP2984A R 352150 2 DRAIN ASSEMBLY TUBE 5251 20002 34 V Indoor Unit Replacement Parts List DESCRIPTION S REMARK CRNN246TDAO CRNN286T
105. ZZA90001A R W48602 CLAMP SPRING 4H01930A R Service Manual 181 Control Devices and Functions 182 V Outdoor Unit Control Device Functions 1 Control Devices and Function 1 1 Wired Remote Control 184 1 2 Wireless Remote Control 185 1 3 Simple Central Control sss 186 1 4 Group Control with wired Remote Control 192 2 Deluxe Central Control 2 u u sha 193 3 Installation 3 1 Transmission between indoor units and outdoor unit 199 3 2 Addressing of indoor units 201 3 3 Group number setting for indoor units 204 3 4 Optional operation 207 Service Manual 183 Control Devices a 1 Control Devices and Function 1 1 Wired 1 1 1 Appearance and Functions Appearance Functions Button Descriptions Ceiling Mounted Cassette Type CRNN TC TD TE Convertible Type CRNN TB UTO SWING Pu ES FAN SPEED SUBFUNCTION cn PATO Has Preheat Ep GIDeeE Detosi Fr Outdoor 55 NG Ty 12 13 Ceiling Concealed Duct CRNN BH BG BE BN BJ Floor Standing Type
106. ailable System setup Available Configure file Available Internet Central control Dedicate PC Configuration Position of program Max installation set numbers Remote control modification System monitoring overview RENEW Available Users lock Available Available Available Available Built in Flash DB backup ___ ____ cc Wreless movably Non interruption device Fe Separatelyadd e Upgrade M ali Deluxe Central control Non required Main Body of Web Pad Deluxe Central control Built in 256sets Available Available Available Available Available Available Built in Built in Available option Available Built in Semi permanent 1 For the PC central control installation set numbers may respond up to 1024 sets upon user s request 2 JVM Java Virtual Machine is basically installed at the Windows but some versions of Window XP may be manually installed 196 murti V Outdoor Unit Deluxe Central Control 2 1 3 Major Function of Deluxe Central control System Control To check general monitor function of the air con central control system such as selection of group and air conditioner air conditioner control monitor function etc System Monitor To check the current actual time status of the whole of air conditioner PCS W501A0 System Set up To manage the air conditioner through grouping and record setup of group and inst
107. allation position etc PCS W501A0 Time Schedule Setup of a weekly schedule for all group and individual air conditioner enables operation of the system Processing through enlist of extra schedule for a year is available PCS W502A0 Service Manual 197 Deluxe Central Control 2 1 4 System Configuration Scenario 1 In case of not using Internet access function Control System Multi V Interface E ER lt gl Delux Central CNU Control 485 i a au _ 227 1485 Cross LAN Cable i X RS 485 Cable Main Specifications 1 Control System Centralized control of of maximum 256 indoor units Simple Touch PAD method GUI setting considering convenience of use Power failure compensation with independent Battery Built in Max 2 hours 2 CNU Combination of maximum 8 outside units 485 to Ethernet Converter Built in 3 485 1 pcs per outdoor units control of 8 outdoor units per bridge Note GUl Graphic User Interface may be changed without any notice for improvement or options 198 murti V Outdoor Unit Installation 3 Installation 1 Transmission cable Types shielding wire CVVS or CPEVS Diameter over 0 75mm Insulation material PVC Maximum allowable temperature 60 Maximum allowable line length under 300m 2 Remote control cable Types 3 core cable Diameter 0 5mm M
108. and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is set to the high or the medium according to the intake air temperature and the setting temperature Airflow Speed Selection The airflow speed of the indoor fan is set to high medium low or chaos auto by the input of the airflow speed selection key on the remote control On Timer Operation When the set time is reached after the time is input by the remote control the appliance starts to operate The timer LED is on when the on timer is input It is off when the time set by the timer is reached If the appliance is operating at the time set by the timer the operation continues E Off Timer Operation When the set time is reached after the time is input by the remote control the appliance stops operating The timer LED is on when the off timer is input It is off when the time set by the timer is reached H the appliance is on pause at the time set by the timer the pause continues Off Timer lt gt On Timer Operation When the set time is reached after the on off time is input by the remote control the on off timer operation is carried out according to the set time Sleep Timer Operation When the sleep time is reached after 1 2 3 4 5 6 7 0 cancel hr is input by the remote control while in appliance
109. anual 113 Operation Details 3 Operation Details 1 MAIN UNIT FUNCTION DISPLAY Operation Indicator ON while in appliance operation OFF while in appliance pause Flashing while in disconnection or short in Thermistor 3 sec off 0 5 sec on Sleep Timer Indicator ON while in sleep timer mode OFF when sleep timer cancel or appliance operation pause Timer Indicator ON while in mode on off OFF when timer mode is completed or canceled Defrost Indicator OFF except when start during heating mode operation while in defrost control Cooling Mode Operation When the intake air temperature reaches 0 5 below the setting temperature the compressor and the out door fan stop When it reaches 0 5 above the setting temperature they start to operate again Compressor ON Temperature gt Setting Temperature 0 5 Compressor OFF Temperature gt Setting Temperature 0 5 C While in compressor running operating with the airflow speed set by the remote control While in compres sor not running operating with the low airflow speed regardless of the setting Healthy Dehumidification Mode When the dehumidification operation input by the remote control is received the intake air temperature is detected and the setting temperature is automatically set according to the intake air temperature 26 lt Intake Air Temperature
110. as the priority During the JET HEAT function at any moment the A C starts to blow the hot air with side louvers closed at extremely high speed for 60 minutes setting the room temp automatically to 30 Forced Operation Operation procedures when the remote control can t be used The operation will be started if the power button is pressed f you want to stop operation re press the button Room temperature gt 24 21 lt Room temperature lt 24 Room temperature lt 21 Operating mode Cooling Healthy Dehumidification Heating Indoor FAN Speed High High High Setting Temperature 22 23 C 24 C While in forced operation the key input by the remote control has no effect and the buzzer sounds 10 times to indicate the forced operation Test operation During the TEST OPERATION the unit operates in cooling mode at high speed fan regardless of room tem perature and resets in 18 1 minutes During test operation if remote controller signal is received the unit operates as remote controller sets If you want to use this operation open the front panel upward and Press the power button let it be pressed for about 3 seconds f you want to stop the operation re press the button 134 V Indoor Unit Operation Details Auto restart n case the power comes on again after a power failure Auto Restarting Operation is the function to oper ate procedures au
111. ase control Temperature Control Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystyrene Safety Device Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 9 52 3 8 9 52 3 8 9 52 3 8 9 52 3 8 Pipe Connections Gas Side mm inch 15 88 5 8 19 05 3 4 19 05 3 4 19 05 3 4 Drain Pipe Internal Dia mm 25 25 25 25 Net Weight kg Ibs 32 70 5 32 70 5 32 70 5 32 70 5 Noise Level Sound Press 1 5m H M L dBA 3 42 40 38 43 41 39 44 42 40 45 43 41 Power Supply Q V Hz 1 220 240 50 1 220 240 50 1 220 240 50 1 220 240 50 Power Cable AWG P mm 12 3 2 5 12 3 2 5 12 3 2 5 12 3 2 5 Refrigerant Control L E V L E V L E V L E V Panel Color White White White White Decoration Panel Dimensions W H D mm 950 950 30 950 950 30 950 950 30 950 950 30 inch 37 4 37 4 1 2 37 4 37 4 1 2 37 4 37 4 1 2 37 4 37 4 1 2 Standard Accessories Notes 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 80 6 DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating 8 Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities Owner Ma
112. at Exchanger temperature is higher than 42 fan operates at seleted fan speed when it becomes lower than 39 the fan operates at low speed Hot Start Control The indoor fan does not rotate until the evaporator piping temperature reaches 25 The operation diagram is as following PIPING TEMPERATURE 25 22 COMPRESSOR ON Selected Fan 9 LowFan Fan Stop Service Manual 41 Dimensional Drawings 4 Dimensional Drawings Model B C D F 6 H f hili 186 246 932 882 355 1455 450 30 87 750 163 260 61 5 243 2123 243 110 130 52 66 81 30 158 5 286 366 426BG 1232 1182 355 45 5 450 30 87 830 186 298 229 5 243 232 243 116 160 53 59 81 19 158 5 486 1292 1230 570 5 54 680 30 120 1006 294 370 2535 253 217 253 152 186 42 143 82 50 172 Inspection hole unit mm 600X600 Control box 42 murti V Indoor Unit Piping Diagrams Piping Diagrams E ele Heat Exchanger LEV Heating Thermistor Refrigerant pipe
113. ature is 20 C Resistance JT100BEVYE Inverter DT212DATYE Normal 1 4 796 1 8 796 212 mum V Trouble Shooting Guide 2 2 Linear En Checking Method for Key Components Q DC 12V Driving circuit LEV o 4 05 Red 5 5 am ec 04 White 4 o4 3 03 Yellow 3 e 03 ae 00 3 02 Orange 2 5 02 o1 Blue 1 o1 od Pulse signal output value and valve operation Output pulse sequence n valve close state 1 Output state Output No 1 2 3 4 5 6 7 8 g1 ON OFF OFF OFF OFF OFF ON ON 02 03 OFF OFF ON ON ON OFF OFF OFF 04 OFF OFF ON ON ON OFF gt 2 gt 3 gt 4 gt 5 gt 6 gt 7 gt 8 gt 1 In Valve open state 8 57 65 5 4 53 52 gt 1 gt 8 1 If LEV open angle is not change all of output phase will be OFF 2 If output phase is different or continuously in the ON state motor will not operate smoothly and start vibrating LEV valve operation Valve open Angle Full open 480 pulses pulse At power ON open angle signal of 520 pulses out put and valve position is set to If valve is operated smoothly no noise and vibration is occurred and if valve is closed noise occurs If you contact screw driver to LE
114. aximum length 100m over 50m use over 0 5m 3 Simple central control cable Types 4 core cable e Diameter over 0 75 Insulation material PVC Maximum allowable line length under 100m 4 Separation of transmission and power lines If transmission and power lines are run alongside each other then here is a strong likelihood of operational faults developing due to interference in the signal wiring caused by electrostatic and electromagnetic cou pling The tables below indicates our recommendation as to appropriate spacing of transmission and power lines where these are to be run side by side Current capacity of power line Spacing 10A 300mm 50A 500mm 100V or more 100A 1000mm 100A or more 1500mm Note 1 The figures are based on assumed length of parallel cabling up to 100m For length in excess of 100m the figures will have to be recalculated in direct proportion to the additional length of line involved 2 If the power supply waveform continues to exhibit some distortion the recommended spacing in the table should be increased If the lines are laid inside conduits then the following point must also be taken into account when grouping various lines together for introduction into the conduits power lines including power supply to air conditioner and signal lines must not be laid inside the same In the same way when grouping the lines power and signal lines should not be bunc
115. chassis carefully 4 Before removing the Turbo Fan Remove the securing screws from the chassis Pull the pipe cover top cover and the air guide 5 remove Motor Remove the securing bolt from the motor shaft IE Bracket Pull the fan out from the motor shaft 2 Remove 4 screws securing motor mount from the Turbo Fan chassis and lift up the motor mount and the bracket Motor Mount 124 Indoor Unit Exploded View o Exploded View Service Manual 125 Replacement Parts List B 10 Replacement Parts List TIN DESCRIPTION REMARKS 0 CRNNO096SP 0 CRNN126SP 0 131410 CHASSIS ASSEMBLY 3141 20004 135303 GRILLE INLET BLEU 35304100718 WOOD 3530A10071C R METAL 3530A10071D R 135311 1 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A20069E R 135311 2 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A20069D R 135311 3 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A20069L R 135314 GRILLE ASSEMBLY INLET BLEU 3531A2011
116. connection port diameter unit mm inch Model Gas Liquid CRNN186BHAO CRNN246BHAO 15 88 5 8 9 52 3 8 CRNN286BGA0 CRNN366BGAO0 19 05 3 4 9 52 3 8 CRNN426BGA0 19 05 3 4 9 52 3 8 CRNN486BEA0 Service Manual 43 Wiring Diagrams 6 Wiring Diagrams THERMISTOR THEBIS OR FLOAT S W te el CAPACITOR CN FLOAT PCB ASSY ROOM MAIN CN MOTOR 5 gt INDOOR gt 2 MOTOR pa am 5 ih 28 OA sh 5 3 DRAIN MA PUMP 4 gt O L Z CN POWER an REMOTE CONTROL ep CH COMM BUS A T 4 BUS B gt TEN O E ara O OUTDOOR UNIT Transmission AC POWER LINE INPUT FOR INDOOR CONTROLLER MOTOR OUTPUT OF PHASE CONTROL AC OUTPUT FOR DRAIN PUMP COMMUNICATION BETWEEN INDOOR AND OUTDOOR LEV CONTROL OUTPUT FLOAT SWITCH SENSING PIPE THERMISTOR DISCHARGE PIPE THERMISTOR ROOM THERMISTOR REMOTE CONTROL LINE CN AIRC AIR CLEAN WHITE AIR CLEAN SIGNAL 44 muari V Indoor Unit Exploded View lew Exploded Vi 7 CRNN186BHAO CRNN246BHAO e CRNN286BGA0 CRNN366BGA0 e CRNN
117. d in equilibrium of pressure Deicing Operation 1 The start condition of deicing operation 1 10 minutes passed since compressor starts 2 One of the two TOHEXP is continuously under the temperature of start condition of deicing operation for 20 seconds or more Oil Return Operation 1 Conditions for oil return operation 1 Compressor on time normal operation is 6 hours or more 2 After deicing operation or oil return operation is finished the cumulative time is reset 2 Process of oil return operation 1 Change the Step to 35 55 2 Constant speed comp On 2 In heating operation oil return operation is performed in cooling mode by turning reversing valve off 3 The method of handling reversing valve is the same that of same deicing operation 3 Finishing oil return operation 1 After oil return operation carried out for 3 minutes return to normal operation Safety Control 1 Control to prevent high pressure 1 If the measured pressure transformed absolute pressure from high pressure sensor satisfies the condi tion take 1 minute periodic control like following graph Cooling operation Heating operation Comp decrease the step Comp decrease the Step Outdoor fan high high Outdoor on offon Comp keep up the step Comp keep up the step Outdoor fan high high Outdoor fan off off Comp normal step Outdoor fan normal Comp normal step Outdoor fan normal 166 murti V Out
118. de is displayed at indoor unit display or remote control display the trou ble shooting guide is in the service manual Outdoor Unit Indoor Unit Remote controllers Service Manual 211 Checking Method for Key Components B 2 Checking Method for Key Fompornents 2 1 Caution Turn off main power of the indoor outdoor unit before check Cheking Method 1 Check the compressor 1 Check an electric leakang with DC 500V megger Uncover the compressor terminal cover and then unplug compressor power cable from the terminal Set the checking range to resistance Q Check the insulation resistance between pipe and each terminal U V W Figure 1 described in figure 1 If the insulation resistance is not less than than the value listed in the table 1 then the compressor is normal Table 1 Environment air temperature is 20 Resistance MO The refrigerant is charged Therefrigerant is not charged 1 30 2 Check a short circuit in the compressor with tester 4 Uncover the compressor terminal cover and then unplug compressor power cable from the terminal Set the checking range to resistance Q Figure 2 Check the resistance between each terminal U V W as described in figure 2 If the measured value of the resistance is out of the tolerance range listed in the table 2 then the compressor is not normal Table 1 Environment air temper
119. door Unit 2 Control to prevent low pressure Operation detail 1 If the measured pressure transformed absolute pressure from low pressure sensor satisfies the condi tion take 1 minute periodic control like following graph Cooling operation Comp normal step Outdoor fan normal D Bypass valve Comp keep up the step Outdoor fan off off Hot gas bypass Comp steps down B Outdoor fan off off Hot gas bypass on A 3 Control the discharge temperature Heating operation Comp normal step Outdoor fan normal 2 Bypass valve Comp keep up the step Outdoor fan high high C Hot gas bypass on Comp steps down B Outdoor fan high hig Hot gas bypass on A 1 At the temperature of compressor discharge pipe gt 115 turn on the liquid injection valve 2 With the control of discharge temperature the control of LEV in indoor unit carried out like following graph Inverter compressor Constant speed compressor the existing control Comp off Liquid injection off CSC InvC 125 C Frequency down Liquid injection on InvC 120 C ICOF keep up the Frequency CSC InvC 115 C Liquid injection on Comp normal operation Liquid injection off 95 C Inverter compressor Indoor unit emergency control Indoor LEV Control 105 C 95 C Comp normal step Indoor unit table return to normal CSC
120. dragging the screen as patented technology differently from the existing system requiring to press the button by more than average 30 times to enter a schedule 7 Schedule Automatic Operation Management Energy Saving For the Schedule Automatic Operation weekly setting is available Enlisting of the schedule exception pro cessing schedule national holiday is done for a year prevents the air conditioner from an unnecessary oper ation of air conditioner allowing the system to be controlled at the center so that it can be only used for a nec essary case and enabling to obtain excellent energy savin effect Use of this function if there is a fixed sched ule for elementary schoo middle school high school and college or university will get excellent effect 8 Power Failure Backup Function Powerful Stability For the existing Central Control System additional purchase of expensive UPS equipment in provision for temporary power failure must be done in the past but for the Deluxe Central control since the self power fail ure compensation battery is built in power is automatically converted by maximum 2 hours Therefore there is almost no malfunction due to a temporary power failure because stable operation is available 9 Mobility wireless radio system may be installed at the Deluxe Central control You may control the system while directly going around the building with the wireless radio system and its self battery functio
121. e 4 way valve is ceased for 30sec to prevent abnormal noise when the Heating operation is OFF or switched to the other operation mode while compress is off While compressor is running it takes 3 5 seconds to switch Auto Swing Control This function is to swing the louver up and down automatically B Air Filter Checking Control Filter sign will appear on the remote controller display and main body display when an air filter is polluted Then clean the air filter referring to Owners Manual Soft Dry Operation The indoor fan speed is automatically set to the low and fan speed control is not available because of already being set to the best speed for Dry Operation by microcontroller control Cooling Mode Operation When selecting the Cooling zs Mode Operation the unit will operate according to the setting by the remote con troller and the operation diagram is as follows Intake Air Temperature SET TEMPERATURE 0 5 COMP ON SET TEMPERATURE SET TEMPERATURE 0 5 C COMP OFF More than More than lt 3 3 minutes 3 minutes INDOOR FAN Selected T Selected T Selected fan speed fan speed fan speed COMPRESSOR ON OFF ON OFF ON Service Manual 13 Operation Details Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as follows Intake Air Temperature Setting Temperatu
122. e Level SoundPress 1 5m H M L dBA 3 36 34 32 37 35 33 38 36 34 Power Supply Q V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Power Cable AWG P mm 12 3 2 5 12 3 2 5 12 3 2 5 Refrigerant Control LEV LEV LEV Standard Accessories Owner s Manual Installation Manual Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Notes 1 Capacities are based on the following conditions Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 F 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Cooling Heating Conversion Formula kcal h kW x 860 Btu h kW x 3414 m min x 35 3 Service Manual 49 Functions 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor Thermistor Room temperature control Maintains the room temperature in accordance with the Setting Temperature Starting Current Control Indoor fan is delayed for 5 seconds at the starting Time Delay Safety Control Res
123. e Manual 207 Installation 2 Adjusting air volume to the height of ceiling You can choose the RPM or air volume of indoor motor according to the height of ceiling to supply the com fortable atmosphere to consumers Procedure 1 Choose the selectable position in the table after measuring the height of ceiling Ceiling height Mode of slide switch Change of air volume Remark more than 4 0m High Ceiling Increasing Maunfactured in stan 3 2 4 0 Standard dard mode less than 3 2m Low Ceiling Decreasing 2 In the case of changing the height as high or open the rear cover of the wired remote controller 3 Move the slide switch to the set position Slide switch for 2 Thermistor Slide switch for ceiling height 1510 RISH Pa P2 e Ed d Oo 4 Close the rear cover and check if it works nomally 208 V Outdoor Unit Trouble shooting guide Service Manual 209 Trouble shooting guide 1 The phenomena from main component failure 211 2 Checking Method for Key Components Ree E 212 2 2 Linear Expansion Valve 213 2 3 3Phase Bridge Diode 216 2 4 IPM Integrated Power Module 1 1 1 1 217
124. e of transmission in outdoor unit normal Check and replace outdoor Repair the unit PCB connection Check and replace indoor unit PCB Execute group setting Service Manual 241 Self diagnosis function Fault diagnosis and Trouble shooting guide Displ a T Kee Title In the case that inverter Transmission dek PCB can not receive any The connector for transmission disconnected error from main 57 PCB to inverter signal The transmission line is misconnected or shorted in the from main PCB Transmission circuit of main PCB is abnormal S tdoor unit successively for 20 e Transmission circuit of inverter PCB is abnormal seconds Trouble shooting Flow Is the transmission line connection Connector normal Repair the connection connector Is the transmission No circuit of main PCB normal Check and replace the Check and Replace the inverter PCB main PCB 242 Trouble Shooting Guide Appendix Service Manual 243 Position of the inverter board Position of the LED01Y in inverter board CRUN10080T Inverter board 244 Appendix Resistance Temperature Table Resistance Temperature Table Thermistor LNTA502HF
125. eached after 1 2 3 4 5 6 7 0 cancel hour is input by the remote control while in appliance operation the operation of the appliance stops While the appliance is on pause the sleep timer mode cannot be input While in cooling mode operation 30 min later since the start of the sleep timer the setting temperature increases by 1 C After another 30 min elapse it increases by 1 C again When the sleep timer mode is input while in cooling cycle mode the airflow speed of the indoor fan is set to the low When the sleep timer mode is input while in heating cycle mode the airflow speed of the indoor fan is set to the medium Chaos Swing Mode By the Chaos Swing key input the louvers vane automatically operate with the Chaos Swing or they are fixed to the desired direction While in Chaos Swing mode the angles of cooling and heating cycle operations are different lt Cooling Mode gt lt Heating Mode gt CLOSED Jet Cool Mode Operation While in heating mode or Fuzzy operation the Jet Cool key cannot be input When it is input while in the other mode operation cooling dehumidification ventilation the Jet Cool mode is operated In the Jet Cool mode the indoor fan is operated at super high speed for 30 min at cooling mode operation In the Jet Cool mode operation the room temperature is controlled to the setting temperature 18 When the sleep timer mode is input while in the Jet Coo
126. eating mode operation is carried out While in defrost control if the defrost time determined before the start of defrost control is completed defrost control stops and heating mode operation is carried out regardless of the above condition When the indoor pipe temp is 42 or above defrost control is not carried out even if the condition is one of the defrost conditions above While in defrost control the compressor is on and the indoor fan the outdoor fan and the 4 way valve are off Service Manual 131 Operation Details Fuzzy Operation When any of operation mode is not selected like the moment of the power on or when 3 hrs has passed since the operation off the operation mode is selected When determining the operation mode the compressor the outdoor fan and the 4 way valve are off and only the indoor fan is operated for 15 seconds Then an operation mode is selected according to the intake air temp at that moment as follows 24 C lt Inatake Air Temp 2 Fuzzy Operation for Cooling 21 lt Inatake Air lt 24 2 Fuzzy Operation for Dehumidification Inatake Air Temp 21 C 2 Fuzzy Operation for Heating If any of the operation modes among cooling dehumidification heating mode operations is carried out for 10 sec or longer before Fuzzy operation the mode before Fuzzy operation is operated 1 Fuzzy Operation for Cooling According to the setting temperature selected by Fuzzy rule when
127. ed fan speed Hot start Control The indoor fan does no rotate until the evaporator piping temperature will be reached to 25 The operation diagram is as following PIPING TEMPERATURE 25 22 INDOOR FAN Selected Fan COMPRESSOR Service Manual 25 Dimensional Drawings a 4 Dimensional Drawings CRNN126TEAO CRNN186TEAO Ceiling Ceiling Board Ceiling Board 30 or less Above 250 330 or less Unit cm 670 T I LO o T 2 d 40 ds 110 110 pa to 8 y 2 LI 8 5 N Ta LO unit mm 26 V Indoor Unit Dimensional Drawings CRNN246TDAO CRNN286TDAO CRNN366TDAO CRNN426TDAO CRNN486TDAO Ceiling Board 2 5 5 30 1655 250 330 less Unit cm 950
128. elf diagnose airconditioner and indicate the problems if any Error mark is displayed on display window of indoor units and wired remote controller and 7 segment LED of outdoor unit control board as shown in the table f more than two troubles occur simultaneously lower number of error code is first displayed After error occurrence if error is released error LED is also released simultaneously Display Title Cause of Error 0 1 Indoor unit air sensor Indoor unit air sensor open or short 0 2 Indoor unit sensor inlet pipe Indoor unit inlet pipe sensor open or short Wired remote control lt gt indoor In the case that indoor unit can not receive any signal 2 0 3 unit transmission from wired remote control successively for 3 minutes 9 0 4 Drain pump Malfunction of drain pump Outdoor unit lt gt indoor unit trans In the case that indoor unit can not receive any signal 0 5 mission from outdoor unit successively for 3 minutes 5 0 6 Indoor unit outlet pipe sensor Indoor unit outlet pipe sensor open or short 0 7 The other operation mode In the case that an indoor unit is operated the other operation mode different from the operated indoor unit 0 8 Notin use Not in use Serial No Error In the case that the serial number marked on 0 9 EEPROM of indoor unit is 0 or FFFFFF 2 1 DC peak IPM over temperature or compressor malfunction is occurred 3
129. emote controller may be O3 indoor unit transmission EI DK from wired remote controller Indoor unit PCB be poor successively for 3minutes Defection of connection Trouble shooting Flow Confirm the transmission signal from the indoor unit PCB Transmission signal is normal Yes Confirm the connection between indoor unit and wired remote controller The connection is normal Replace the wired remote controller Replace the indoor unit PCB Repair the connection 222 mum V Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide papa Title Cause of error Malfunction of float switch of drain pump Malfunction of drain pump Indoor unit PCB may be poor Although operation signal of 04 Fault of drain pump drain pump is occurred the float switch send full signal Trouble shooting Flow Drain pump is immersed in water Float Switch is normal Repair the connection The wire connection of Drain pump is normal Internal drain hose is normal Yes The PCB output signal is normal Yes Replace the drain pump Check the hose Replace the PCB Service Manual 223 Self diagnosis function Fault diagnosis and Trouble shooting guide eund Title Cause of error Automatic addressing problem Unplugging of transmission connect
130. emove a bearing assembly by removing a screw and the bearing cover Remove 4 screws securing the motor cover Loosen the screw securing the crossflow fan to the fan motor shaft do not remove Remove the crossflow fan by sliding it out from the shaft of fan motor 5 Remove the control box Assembly Disconnect the step motor connector fan motor connector display PCB connector thermistor connector and door switch con nector from the main PCB If necessary disconnect power supply cord and connecting cable from the terminal block and remove the cord clamp screw Remove 2 screws securing the control box and pick out the control box carefully 72 V Indoor Unit Disassembly of the parts 6 Remove the front panel e Remove the screws of both sides fixing the front panel Push the upper side of front panel strongly to pull out the front panel from the inner hook of diffuser frame Pull down the front panel carefully not so as to harm the display PCB wires and thermistor wires Diffuser frame 7 Remove the diffuser assembly Remove the screws of both side of diffuser assembly 4 pieces e Push the upper side of cabinet strongly to pull out the inner hook of diffuser frame from the cabinet hole Take up the diffuser frame carefully not so as to harm the display PCB wires and the step motor wires 8 Remove display PCB assembly e Remove the screws at the both side of
131. entally To remove the Grille pull the lower left and right side of the grille toward you slightly tilted and lift it straight upward To seperate connecter assembly and than to remove Inlet Grille assembly 1 Before removing the control box be sure to take out the wire screwed at the other end 106 maari V Indoor Unit rts pa f th mbly o e isass Dis id A 4 Disassembly of the parts Unhook the tab on the right inside of the chassis at the same time slightly pull the evaporator toward you until the tab is clear of the slot 5 To remove the Motor Cover Remove 2 securing screw Pull the motor cover out from the chassis carefully 6 To remove the Cross Flow Fan Loosen the screw securing the cross flow fan to the fan motor do not remove Lift up the right side of the cross flow fan and the fan motor separate the fan motor from the cross flow fan Remove the left end of the cross flow fan from the self aligning bearing Bearing SC a Motor cover 108 maari V Indoor Unit Exploded View 9 Exploded View gt 4468 Service Manual 109 Replacement Parts List 10 Replacement Parts List TIN DESCRI
132. es with the low airflow speed If overloaded while in heating mode operation in order to prevent the compressor from OLP operation the outdoor fan is turned on off according to the indoor pipe temperature While in defrost control both of the indoor and outdoor fans are turned off Fuzzy Operation When any of operation mode is not selected like the moment of the power on or when 3 hrs has passed since the operation off the operation mode is selected When determining the operation mode the compressor the outdoor fan and the 4 way valve are off and only the indoor fan is operated for 15 seconds Then an operation mode is selected according to the intake air temperature at that moment as follows 24 lt Inatake Air Temperature 2 Fuzzy Operation for Cooling 21 lt Inatake Air Temperature lt 24 2 Fuzzy Operation for Dehumidification Inatake Air Temperature 21 C 2 Fuzzy Operation for Heating If any of the operation modes among cooling dehumidification heating mode operations is carried out for 10 sec or longer before Fuzzy operation the mode before Fuzzy operation is operated 1 Fuzzy Operation for Cooling According to the setting temperature selected by Fuzzy rule when the intake air temperature is 0 5 or more below the setting temperature the compressor is turned off When 0 5 C or more above the setting temperature the compressor is turned on Compressor ON Temperature 2 Setting Temperature
133. est speed for Dry Operation by microcontroller control Cooling Mode Operation When selecting the Cooling ge Mode Operation the unit will operate according to the setting by the remote con troller and the operation diagram is as following Intake Air Temperature COMP ON SET TEMPERATURE 0 5 C COMP OFF SET TEMPERATURE 0 5 More than More than lt et 3 minutes 3 minutes INDOOR FAN Selecting Selecting w Selecting fan speed fan speed fan speed 24 V Indoor Unit Operation detail Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following Intake Air temperature minimum 3min lt gt gt 3 Compressor OFF Setting Temperature Compressor ON m M T 1min minimum minimum minimum es 105 1min 10sec INDOOR FAN Hot Start Low Selecting Low OFF Low Selecting Low OFF Fan Speed Speed point While the indoor Heat Exchanger temperature is higher than 40 C fan operates at low speed when it becomes lower than 40 C fan stops B point When the indoor Heat Exchanger temperature is higher than 31 fan operates at selected fan speed when it becomes lower than 31 C the fan operates at low speed for 10sec after 10sec it operates at select
134. etecting pressure of suction pipe of compressor Compressor off has occurred 3 times in1 hour 35 Low pressure Malfunction of circuit for detecting pressure of The suction pressure of suction pipe of compressor compressor is under the Closing of SVC valve limit Shortage of refrigerant Trouble shooting Flow Does suction pressure really drop No Replace low pressure sensor Replace PCB 15 low pressure normal Does SVC valve open Check whether pipe is blocked and refrigerant state Open SVC valve 234 munti Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide Display code 40 41 42 43 44 45 46 47 48 49 Title Meaning Cause of error The temperature sensor is unplugged Sensor Sensor detects abnormal The sensor is open or short by its inferiority error value inferiority Trouble shooting Flow Confirm the state of sensor connection to the PCB 15 the state of sensor Plug the sensor to connection normal normal position Is the value of Sensor Replace sensor resistance voltage which is normal corresponded Refer to value table of temperature resistance in appendix Refer to value table of pressure voltage in appendix Check indoor unit PCB Service Manual 235 Self diagnosis function Fault diagnosis and Trouble shooting guide Display
135. f state indoor unit Indoor unit Indoor unit gt At starting Fully open Base Pulse Fully Closed Fully Closed contr l Fully open control Fully Closed Fully Closed At starting Base Pulse Base Pulse open Fully Closed Feed back Feed back Fully Closed control control control X Deicing Deicing Fully Open Fully Open Fully Open Control of Outdoor Unit Fan 1 After compressor start the rotation speed of two fans is High High for 1 minute and then step control which is considered the total capacity and indoor air temperature is executed 2 Steps of outdoor unit fan speed 4 Steps Step Fan Right 3 Determination of fan speed Step Fan Step Fan Step Fan ra EE 7 12 7 12 Total capacity summation of indoor units in Btu h unit Service Manual 165 Operation detail Control of Reversing Valve 1 Initial state keep up OFF state 2 Cooling and Deicing operation OFF Heating operation ON 3 Change operation mode Cooling Heating 3minutes restarting reversing valve ON 4 Compressor stop because of Thermo OFF keep up the present state Hot Gas Bypass Valve 1 General control 1 At initial start of compressor Turn on for 1 min Inverter comp frequency 40Hz Constant speed comp OFF 2 After 5 seconds from compressor OFF Turn on for 10 minutes This operation is resulte
136. g dr jeureds 10 5 40 HL odid abieyosig HI edid leurs Jojejedes 105 5 ainssaid O S M 103 9 Ay einsseJd ybiH ejnsseJd HI i Q Jeurengs Service Manual 171 Refrigerant Cycle Diagram CRUN1008T0 W Jourens Bd Jojejedos Josueg eJnssaJd Josuas ainssaid ybiH 172 Outdoor Unit Wiring Diagrams 6 Wiring diagrams CRUN458S0 OUTDOOR UNIT WIRING DIAGRAM BRIDGE FIELD WIRING REACTOR DIODE MANUFACTORY WIRING SCH 5 lt 7 Ue 52F
137. g If the PCB in indoor unit is replaced with new for service then the Automatic addressing should be executed CRUN1008T0 Control board SWo2M CRUN458S0 Control boz SWO2M LED01C Service Manual 201 Installation The procedure of automatic addressing CRUN1008T0 lt lt lt lt MT Blink with interval of 0 5 sec means OK Outdoor Defect Press and hold SWO1M for 5 sec LEDO1CisOn addressing Start Stop pressing SWO1M Waiting about 2 Auto addressing End LEDO1C Blink Indoor address number is displayed on wired remote controller or indoor unit display window It is not an error message will be disappeared when on off button is pressed on remote controller ex Display of 01 02 05 means connection of 5 indoor units auto addressing i 15 completed normally end Check the Indoor Unit No Display of Connected Indoor Units Display of Indoor Units number 202 munti V Outdoor Unit Installation The procedure of automatic addressing CRUN458S0 p p Power On Waiting 1 minutes Blink with interval 010 5 sec means OK G s u NO Outdoor PCB Defect LEDO1C blink YES Press and hold SWO1M for 5 sec
138. h the Setting Temperature Starting Current Control Indoor fan is delayed for 5 seconds at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control High Med Low Soft Dry Operation Mode Intermittent operation of fan at low speed Auto Restart Although the air conditioner is turned off by a power failure it is restarted auto matically previous operation mode after power supply Deice defrost control Heating Both the indoor and outdoor fan stops during defrosting Hot start after defrost ends The indoor fan does not rotate until the evaporator piping Hot start Control Heating reaches 25 C High head height Drain pump A standard drain head height of up to 700mm is possible Central Control Optional It is operating individually or totally by central control function Defrost Deice control Heating Both the indoor and outdoor fan stops during defrosting Hot start Control Heating dd fan stops until the evaporator pipe temperature will be reached at Service Manual 39 Operation Details B 3 Operation Details 1 The functio Time Delay safety Control 30sec 4 way valve is ceased for 30sec to prevent the refrigerant gas abnormal noise when the Heating operation is OFF or switched to the other operation mode while compress is off While compressor is running it takes 3 5 second
139. hed together CAUTION Have the indoor and outdoor units both been earthed apparatus is not properly earthed then there is always a risk of electric shocks the earthing of the apparatus must be carried out by a qualified person Service Manual 199 Installation Example connection of transmission wire Power supply switch hh Phase power line Switch Fuse Single phase power line Power supply ff Transmission line 2 wire 3 50 2 380 415V Power supply 1 phase 50Hz 220 240 Outdoor Unit Control o c ve Jano 200 munti V Outdoor Unit Installation 3 2 Addressing of indoor units The address of indoor units would be set by Automatic addressing CRUN1008TO Press the switch SW02M of outdoor unit for 5 seconds 2 7 segment of Main PCB in outdoor unit displays 96 2 3 minutes passed after the address of each indoor unit is displayed at each wired remote controller or display device of each indoor unit CRUN458S0 Press the switch SW01M of outdoor unit for 5 seconds is ON 2 3 minutes passed after 2 the address of each indoor unit is displayed at each wired remote controller or display device of each indoor unit JN caution In the Art Cool type CRNN SP CRNN SV indoor unit the address 15 not displayed after automatic addressing N warnin
140. i 3726 3861 3997 35957 0 84 110 0 2321 0 2540 0 2777 9 33 3 42 32 3 569 3 701 3 835 3 62 0 86 33 3 419 3 549 3 681 3 71 0 89 34 3 277 3 404 3 534 3 79 0 92 Note Temperature C 35 3 141 3 266 3 393 3 8896 0 94 36 3 012 3 134 3 258 3 97 0 97 Minimum value of Resi n 37 2 888 3 008 3 130 4 0596 1 00 or Resistance 38 2 771 2 888 3 008 4 14 1 02 35 2 659 2775 2350 4952 105 Rcent Central value of Resistance 40 2 552 2 664 2 779 4 31 1 08 41 5550 559 2675 19925 110 Rmax Maximum value of Resistance 42 2 352 2 459 2 569 4 47 1 13 EY 43 2 259 2 364 2 472 4 55 1 16 Deviation Ratio 44 2 170 2 273 2 378 4 6496 1 19 anf 45 2 085 2 185 2 289 4 72 1 22 DT Deviation Temperature 46 2 004 2 102 2 203 4 80 1 25 47 1 926 2 022 2 121 4 88 1 27 48 1 852 1 946 2 042 4 96 1 30 49 1 781 1 873 1 967 5 04 1 33 50 1 713 1 803 1 895 5 12 1 36 245 Resistance Temperature Table Thermistor 103HF T Rmin Rcent Rmax DR DT C T Rmin Rcent Rmax DR DT C 30 159 2 173
141. i V Indoor Unit H 8 Replacement Parts List Replacement Parts List PART No LOCATION No DESCRIPTION REMARK CRNN076TCA0 CRNN096TCA0 CRNN126TCAO 130911 CABINET ASSEMBLY INDOOR 3091A10024A R 146811 MOTOR ASSEMBLY STEP 4681AR2727G R 152312 FILTER ASSEMBLY AIR CLEANER 5231A10003A R 158580 PUMP ASSEMBLY WATER 5859A10001A R 137211 PANEL ASSEMBLY FRONT INDOOR 3721A10023Y R 249951 CONTROL BOX ASSEMBLY INDOOR 4995 100240 4995A10024R 4995A10024X R 263230 1 THERMISTOR ASSEMBLY ROOM 6323AQ3214P R 263230 2 THERMISTOR ASSEMBLY PIPE IN 6323AQ3226E 263230 3 THERMISTOR ASSEMBLY PIPE OUT 6323AQ3226V R 266012 SWITCH ASSEMBLY FLOAT 6601A20001E R 267110 REMOTE CONTROLLER ASSEMBLY 6711 10002 268712 PWB PCB ASSEMBLY DISPLAY 68714200968 268714 PWB PCB 6871 10089 6871A10089B 6871A10089C R 330870 DRAIN PAN ASSEMBLY 3087A10005A R 346810 MOTOR ASSEMBLY AC 4681A20003V R 352115 TUBE ASSEMBLY EVAPORATOR 5211A10303A R 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A20230D R 354210 EVAPORATOR ASSEMBLY FIRST 5421A10011B 5421A10011A 5421A10011A R 359011 FAN ASSY CROSS FLOW 5901AR2441A R 435310 GRILLE ASSEMBLY INLET 3531A10062D R WOCZZ CAPACITOR DRAWING 3H00671E R 352150 1 DRAIN TUBE ASSEMBLY 5251AP2984A 352150 2 DRAIN 5251 20001 Serv
142. icator Hot start Defrost 136 uum Indoor Unit Dimensional Drawings 5 Dimensional Drawings CRNN126SV 0 CRNN186SV 0 928 E 147 TI N D 5 y Pipe Hole Pipe Hole o c amp gt 60 60mm hus Unit mm Model W H D CRNN126SV 0 CRNN186SV 0 928 522 147 Service Manual 137 Piping Diagrams Piping Diagrams PERS gt Cooling Heat Exchanger LEV e hermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid CRNN126SV 0 15 88 5 8 9 52 3 8 CRNN186SV 0 138 Indoor Unit Wiring Diagrams 7 Wiring Diagrams MAIN PC CN TH2 THERMISTOR CN TH1 STEP MOTOR CN U D pool STEP MOTOR e Z 6 2 e 2 22 6 2 O E e MOTOR CN LR EV CN
143. ice Manual 19 CRNN TE CRNN TD Ceiling Mounted Cassette 4Way MS Specifications nen 21 2 FUNCOMS 23 3 Operation u u 24 4 Dimensional Drawings 26 5 eegen AA 28 6 Wiring Diagram s 29 T Exploded VIEW censeo cde e DOR GR IRI E 30 8 Replacement Parts 34 20 V Indoor Unit Specifications 1 Specifications Model Unit CRNN126TEA0 CRNN186TEA0 CRNN246TDA0 W 3 500 5 300 7 000 Cooling Capacity kcal h 3 009 4 557 6 019 Btu h 11 942 18 084 23 885 Kw 3 938 5 963 7 875 Heating Capacity kcal h 3 385 5 127 6 771 Btu h 13 435 20 345 26 870 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate LI mm 570 570 269 570 570 269 840 840 288 AB inch 22 4 224 10 5 22 4 22 4 10 5 33 0 33 0 11 3 Rows x Columns x 2 11 19 2 11 21 2 12 21 0 274 0 274 2 0 22 Moisture removal 1 0 1 9 4 02 Motor Output x Number 20 22 4 52 5 Air Flow Rate H M L cmm 11 10
144. ing operation Comp normal step Outdoor fan normal Comp normal step Outdoor fan normal B D Bypass valve norma D norme Comp keep up the step Comp keep up the step Outdoor fan X X Outdoor fan high high bypass C bypass on Comp steps down Comp steps down Outdoor fan X X B Outdoor fan high high B bypass on bypass on A A Service Manual 161 Operation detail 3 Control the discharge temperature 1 At the temperature of compressor discharge pipe gt 100 turn on the liquid injection valve Inverter compressor B Frequency 10Hz down ICOF keep up the frequency Comp normal operation 115 95 Inverter Compressor Operation Frequency 4 DC peak control 1 Criterion for DC peak if the fault signal from IPM Intelligent power moudule is occurred continuously for 1 8ms then it is judged that DC peak occurred 2 As soon as DC peak occurs inverter compressor is turned off immediately 3 After inverter compressor turned off 3minutes later if there is no DC peak signal then restart compres sor 5 CT cirremt tramsfprmer sensor fault error Detection for CT sensor fault Criterion for CT sensor fault which is judged from operation current for each frequency CT value After Inverter Compressor Off CT gt 1 5A for 10 seconds 6 Over upper limit voltage and below lowest limit voltage
145. input by the remote control the on off timer operation is carried out according to the set time Sleep Timer Operation When the sleep time is reached after 1 2 3 4 5 6 7 0 cancel hr is input by the remote control while in appliance operation the operation of the appliance stops While the appliance is on pause the sleep timer mode cannot be input While in cooling mode operation 30 min later since the start of the sleep timer the setting temperature increases by 1 C After another 30 min elapse it increases by 1 C again When the sleep timer mode is input while in cooling cycle mode the airflow speed of the indoor fan is set to the low When the sleep timer mode is input while in heating cycle mode the airflow speed of the indoor fan is set to the medium Service Manual 99 Operation Details Chaos Swing Mode By the Chaos Swing key input the upper lower vane automatically operates with the Chaos Swing or they are fixed to the desired direction While in Chaos Swing mode the angles of cooling and heating cycle operations are different lt Cooling Mode gt lt Heating Mode gt CLOSED Chaos Natural Wind Mode When the Chaos Natural Wind mode is selected and then operated the high medium or low speed of the airflow mode is operated for 2 15 sec randomly by the Chaos Simulation Jet Cool Mode Operation e While in heating mode or Fuzzy operation the Jet Cool key canno
146. ion Detailgu Aa 147 Dimensional 5 erre 149 Diagrams EE 150 WIRING Le Ju uu 151 EXDIOded VIEW 5n 152 Replacement Parts 1 153 144 murr V Indoor Unit 1 Specifications Specifications Model Unit CRNNO76CAA0 CRNN096CBAO CRNN126CBAO CRNN186CCA0 CRNN246CDAO 2 100 2 600 3 500 5 300 7 000 Cooling Capacity kcal h 1 806 2 235 3 009 4 557 6 019 Btu h 7 165 8 871 11 942 18 084 23 885 2 363 2 925 3 938 5 963 7 075 Heating Capacity kcal h 2 031 2 515 3 385 5 127 6 771 Btu h 8 061 9 980 13 435 20 345 26 870 Color White White White White White Dimensions W H D mm 1050 620 218 1170 620 218 1170 620 218 1410 620 218 1530 620 218 inch 41 3 24 4 8 6 46 1 24 4 8 6 46 1 24 4 8 6 55 5 24 4 8 6 60 2 24 4 8 6 Casing Galvaniged Steel Plate Coil Rows x Columns x FPI 2 9 20 2 9 20 2 9 20 2 9 20 2 9 20 Face Area m 0 19 0 19 0 19 0 19 0 19 Moisture removal 1 0 1 2 1 5 1 8 2 2 Sirroco Fan Motor Output x Number W 26 26 47 47 2 47 2 Fan Air Flow Rate High cmm 6 4 5 9 5 4 7 0 6 5 6 0 10 2 9 2 8 2 11 9 10 5 9 2 13 2 11 7 226 208 190 247 229 212 360 325 289 420 370 325 466 413 360 Drive Direct Speed control Setps control
147. ir conditioner with the panels and guards removed Rotating hot or high voltage parts can cause injuries Do not turn off the power immediately after stopping operation Always wait at least five minutes before turning off the power Otherwise water leakage and trouble may occur 8 mutt Indoor Unit Indoor Units 100pu N O FP WO CRNN TC Ceiling Mounted Cassette Type 1Way SBeCITISalIohg u 11 Mlle zr D FE 12 z Operation Detalls 13 Dimensional 5 rre 15 Piping Diagrams fe 16 Wiring DiagramS 17 Exploded ENEE EE 18 Replacement Parts 19 10 muri V Indoor Unit 1 Specifications Specifications Model Unit CRNNO76TCAO CRNN096TCA0 CRNN126TCA0 W 2 100 2 600 3 500 Cooling Capacity kcal h 1 806 2 235 3 009 Btu h 7 165 8 871 11 942 2 363 2 925 3 938 Heating Capacity kcal h 2 031 2 515 3 385 Btu h 8 061 9 980 13 435 Casing Galvanized Steel Plate Galvanized Steel Plate Galvanized Steel Plate Dimensions W H D mm 860 390 180 860 390 180 860 390 180 inch 33 8 15 3 7 0 33 8 15 3 7 0 33 8 15 3 7 0 Coil Rows x Columns
148. is carefully 4 Before removing the Turbo Fan Remove the securing screws from the chassis Top Cover E Pull the pipe cover top cover and the air guide 5 To remove the Motor Remove the securing bolt from the motor shaft Pull the fan out from the motor shaft Remove 4 screws securing motor mount from the chassis and lift up the motor mount and the bracket Motor Mount Service Manual 141 Exploded View B 9 Exploded View NG 352150 ED obs 142 Mum Indoor Unit W 10 Replacement parts List Replacement Parts List LOCATION DESCRIPTION PART No REMARKS No CRNN126SV 0 CRNN186SV 0 131410 CHASSIS ASSEMBLY 3141A20008A R 135311 1 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A20124B R 135311 2 GRILLE ASSEMBLY DISCHARGE INDOOR 35314201258 135316 GRILLE ASSEMBLY FRONT INDOOR BLUE 3531 10289 WOOD 3531A10153V R METAL 3531A10153Z R 135303 1 GRILLE INLET BLUE 3530A10116B R WOOD 3530A10116A R METAL 3530A10116D R 135303 2 GRILLE INLET BLUE 35304101178 WOOD 3530A10117A R METAL 35304101170 135500 1 3550A20060A R 135500 2 COVER RIGHT 35504201208 135500 3 COVER LEFT 3550420121 140570
149. ith the pre sent temp of the indoor pipe to get the difference of the indoor pipe temperatures the present temperature of the indoor pipe the minimum temperature of the indoor pipe When the difference is 5 C or higher defrost control is completed and heating mode operation is carried out While in defrost control if the defrost time determined before the start of defrost control is completed defrost control stops and heating mode operation is carried out regardless of the above condition When the indoor pipe temp is 42 or above defrost control is not carried out even if the condition is one of the defrost conditions above While in defrost control the compressor is on and the indoor fan the outdoor fan and the 4 way valve are off Service Manual 97 Operation Details Fuzzy Operation When any of operation mode is not selected like the moment of the power on or when 3 hrs has passed since the operation off the operation mode is selected When determining the operation mode the compressor the outdoor fan and the 4 way valve are off and only the indoor fan is operated for 15 seconds Then an operation mode is selected according to the intake air temp at that moment as follows 24 C lt Inatake Air Temp 2 Fuzzy Operation for Cooling 21 lt Inatake Air lt 24 2 Fuzzy Operation for Dehumidification Inatake Air Temp 21 C 2 Fuzzy Operation for Heating If any of the operation modes among c
150. l Operation Dtails 30sec The 4 way valve is ceased for 30sec to prevent the refrigerant gas abnormal noise when the Heating operation is OFF or switched to the other operation mode while compress is off While compressor is running it takes 3 5 seconds to switch to another mode Soft Dry Operation The indoor fan speed is automatically set to the low so the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by microcontroller control Cooling Mode Operation When selecting the Cooling 3 amp Mode Operation the unit will operate according to the setting by the remote con troller and the operation diagram is as following Intake Air Temperature SET TEMPERATURE 0 5 COMP ON SET TEMPERATURE 0 5 COMP OFF More than More than 3 minutes 3 minutes INDOOR FAN Selecting Low Selecting Low Selecting fan speed fan speed fan speed COMPRESSOR ON OFF ON OFF ON Service Manual 147 Operation Dtails Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following Intake Air Temperature minimum 3min gt Setting Temperature 3 Compressor OFF Setting Temperature Compressor ON minimum minimum 10sec 10sec INDOOR FAN Hot Start Low See OFF
151. l mode operation the Jet Cool mode has the priority During the JET HEAT function at any moment the A C starts to blow the hot air with side louvers closed at extremely high speed for 60 minutes setting the room temperature automatically to 30 C Service Manual 117 Operation Details Forced Operation Operation procedures when the remote control can t be used The operation will be started if the power button is pressed H you want to stop operation re press the button Room temperature gt 24 21 lt Room temperature lt 24 Room temperature lt 21 Operating mode Cooling Healthy Dehumidification Heating Indoor FAN Speed High High High Setting Temperature 22 C 23 C 24 C While in forced operation the key input by the remote control has no effect and the buzzer sounds 10 times to indicate the forced operation Test operation During the TEST OPERATION the unit operates in cooling mode at high speed fan regardless of room temperature and resets in 1841 minutes During test operation if remote controller signal is received the unit operates as remote controller sets If you want to use this operation open the front panel upward and Press the power button let it be pressed for about 3 seconds f you want to stop the operation re press the button Auto restart In case the power comes on again after a power failure Auto Restarting Operation i
152. l the evaporator pipe temperature will be reached at 28 Service Manual 95 Operation Details B 3 Operation Details 1 MAIN UNIT FUNCTION DISPLAY Operation Indicator ON while in appliance operation OFF while in appliance pause Flashing while in disconnection or short in Thermistor 3 sec off 0 5 sec on Sleep Timer Indicator ON while in sleep timer mode OFF when sleep timer cancel or appliance operation pause Timer Indicator ON while in timer mode on off OFF when timer mode is completed or canceled Defrost Indicator OFF except when hot start during heating mode operation or while in defrost control Cooling Mode Operation When the intake air temperature reaches 0 5 below the setting temp the compressor and the outdoor fan stop When it reaches 0 5 above the setting temp they start to operate again Compressor ON Temp 2 Setting 0 5 Compressor OFF Temp gt Setting Temp 0 5 C While in compressor running operating with the airflow speed set by the remote control While in compres sor not running operating with the low airflow speed regardless of the setting Healthy Dehumidification Mode When the dehumidification operation input by the remote control is received the intake air temperature is detected and the setting temp is automatically set according to the intake air temperature 26 lt Intake Air Temp 2 25
153. lapse 66 V Indoor Unit Display Function 4 Display Function Operation Indicator e Coolling Soft Dry Fan Heating Timer Indicator Timer Mode Sleep Timer Indicator NAG Sleep Mode Deice Indicator e Hot start Deice Note For normal operation after checking by test mode you should press SW1 nine times for resetting recon nect the power cord Service Manual 67 Dimensional Drawings 5 Dimensional Drawings Rear Side Unit mm More than _ 20cm More than SN More than 20cm lt e More than installation NI A SS 68 mutt Indoor Unit Diagrams 6 Piping Diagrams Cooling Heat Exchanger LEV Filter de e Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid CRNN186VBA0 15 88 5 8 9 52 3 8 CRNN246VBAO Service Manual 69 Wiring Diagrams 7 Wiring Diagrams TEMP PIPE IN DOOR S W1 2 THERMISTOR THERMISTOR CN DOOR1 2 CN ROOM PCB ASSY CN PIPE CAPACITOR YOLSINASHL INO CN MOTOR INDOOR MOTOR DNA CN POWER CN U D1 CN
154. le operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe from frosting When the indoor pipe temp is 7 or higher after 3 min pause of the compressor the compressor and the outdoor fan is turned on according to the condition of the room temperature Auto Clean Open the door on the remote control Press the Auto Clean Button Close the door on the remote control Now each time that you press the start stop button the Air condition er operates clean function automatically Display Luminosity The Display Luminosity can be adjusted by using the remote control Press the start stop button to start the unit Open the door on the remote control press the 2ndF button and press display luminosity button Display will be dark Press the button again to set bright display Buzzer Sounding Operation When the appliance operation key is input by the remote control the short beep sounds When the appliance pause key is input by the remote control the long beep sounds When an except operation and pause key is input by the remote control the short beep sounds Service Manual 101 Display Function B 4 Display Function Each Icon turns on when the unit is operated then the only Icon outline to be operated is bright ox o nm marco LIL Wm WU A JET COOL SL Cooling Mode Lights up during Cooling opera
155. logic Intake Air temperature Cooling on temperature Setting temperature 40 5 Setting temp Cooling off temperature Setting temperature 0 5 Setting CHAOS Natural wind v INDOOR FAN 2000000 OUTDOOR Setting fan speed 9 OFF CHAOS Natural wind LOW GRAPH of Natural wind by the CHAOS logic During Cooling operation Intake Air temperature Heating off temperature Setting temperature 3 0 Heating on temperature Setting temperature INDOOR FAN Setting CHAOS Natural wind LOW STOP OUTDOOR FAN COMP Setting fan speed 9 LOW COMP OFF CHAOS Natural wind GRAPH of Natural wind by the CHAOS logic During Heating operation Service Manual 63 Operation Details Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following For Heating Model Indoor piping temperature 28 26 Intake Air temperature Setting temperature 3 0 C Compressor OFF ME Setting temperature s Compressor ON db asa ME 30sec fhinimum minimum minimum minimum 1min 3min 3min 1min COMPRESSOR ON OFF ON OFF ON
156. ly this system by using the touch panel Where needs from a new customer occur or where purchase of additional air conditioner is done the Deluxe Central control can be smoothly installed Outdoor Unit Indoor Indoor Indoor Unit 1 Unit 2 Unit 3 Deluxe Central control Indoor Indoor Unit 240 Unit 4256 _ Figure 1 Overview of LG MultiV Central Control System Service Manual 193 Deluxe Central Control 2 1 2 Major Characteristics i s TE d AA LL LUC Ft ep m mimm pa m Figure 2 Deluxe Central control 1 Individual Integrated Operation Monitoring You can identify operation status of the air conditioner operation mode wind quantity wind direction locking temperature setting and error etc by selecting the installed air conditioner through individual selection group selection or all selection Individual setup and operation of the detailed functions are available Therefore the manage can use a central control only with the Deluxe Central control installed at the control room at a build ing where a number of air conditioner are installed 2 Group Management Grouping management of the installed air conditioners is available Thank to such group setup separation by nature location and size of each air conditioner enables convenient use In addition allotment of respective name to the setup group allows further intuitive management 3 Self diagnosis Function The ai
157. m inch 19 05 3 4 19 05 3 4 19 05 3 4 Drain Pipe Internal Dia mm 25 25 25 Net Weight kg Ibs 38 83 8 70 154 3 70 154 3 Noise Level Sound Press 1 5m H M L dBA 3 44 42 40 46 44 42 48 46 44 OV Hz 1 220 240 50 1 220 240 50 1 220 240 50 Power Cable AWG P mm 12 3 2 5 12 3 2 5 12 3 2 5 Refrigerant Control L E V L E V L E V Standard Accessories Owner Manual Installation Manual Drain Hose Clamp Metal Insulation for Fitting Sealing Pads Clamps Screws Notes 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula kcal h kW x 860 Btu h kW x 3414 m min x 35 3 38 munti V Indoor Unit Functions 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor Thermistor Room temperature control Maintains the room temperature in accordance wit
158. mensional Drawings J 137 5 PIPING e 138 Lac Wiring Diagram kuan AA 139 8 Disassembly of the parts 140 9 Exploded RE 142 10 Replacement Parts List 143 Service Manual 127 Specifications a 1 Specifications Model Unit CRNN126SV 0 CRNN186SV 0 W 3 500 5 300 Cooling Capacity kcal h 3 009 4 557 Btu h 11 942 18 084 W 3 938 5 963 Heating Capacity kcal h 3 385 5 127 Btu h 13 435 20 345 mm 928 522 147 928 522 147 pension i inch 36 5 20 6 5 8 36 5 20 6 5 8 Coil Rows x Columns x FPI Face Area m Moisture removal 1 5 1 8 Turbo Fan Turbo Fan Motor Output x Number 12 9 2 12 9 2 Air Flow Rate High cmm 10 12 353 424 Direct Direct Speed control BLDC BLDC Temperature Control Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystyrene Foamed polystyrene Safety Device Fuse Fuse Liquid Side 6 35 1 4 9 52 3 8 Pipe Connections Gas Side mm inch 12 7 1 2 15 88 5 8 Drain Pipe Internal Dia mm 12 2 12 2 Net Weight kg Ibs 15 33 15 33 Noise Level Sound Press 1m H M L 3 43 42 40 45 43 41 Power Supply O
159. mperature 46 4 008 4 204 4 406 4 8096 1 25 47 3 853 4 044 4 242 4 8895 1 27 48 3 704 3 892 4 085 4 9696 1 30 49 3 563 3 746 3 934 5 04 1 33 50 3 427 3 606 3 790 5 12 1 36 246 murti V Appendix W Voltage Pressure Table Low pressure sensor Pressure kPa abs Voltage Pressure Table YSK S344 sensor Voltage V Voltage V P kPa Tbub Voltage V P kPa Tbub Voltage V P kPa Tbub 0 5 101 43 9 1 28 361 13 2 2 06 621 2 8 0 53 111 41 9 1 31 371 12 5 2 09 631 3 3 0 56 121 40 0 2 12 641 3 8 0 59 131 38 3 2 15 651 4 3 0 62 141 36 7 2 18 661 4 8 0 65 151 35 1 2 21 671 5 3 0 68 161 33 6 2 24 681 5 7 0 71 171 32 3 2 27 691 6 2 0 74 181 30 9 2 3 701 6 7 0 77 191 29 6 2 33 711 7 1 0 8 201 28 4 2 36 721 7 6 0 83 211 27 2 2 39 731 8 0 0 86 221 26 1 2 42 741 8 5 0 89 231 25 0 2 45 751 8 9 0 92 241 23 9 2 48 761 9 4 0 95 251 22 9 2 51 771 9 8 0 98 261 21 9 2 54 781 10 2 1 01 271 20 9 2 57 791 10 7 1 04 281 20 0 2 6 801 11 1 1 07 291 19 1 2 63 811 11 5 1 1 301 18 2 2 66 821 11 9 1 13 311 17 3 2 69 831 12 3 1 16 321 16 5 2 72 841 12 7 1 19 331 15 6 2 75 851 13 1 1 22 341 14 8 2 78 861 13 5 1 25 351 14 0 2 03 611 2 3 2 81 871 13 9 Service Manual 247 Voltage Pressure Table High pressure sensor YSK S345 sensor
160. n 100 m where there is no obstacle 10 Convenient Installation This system may be freely fixed to the wall surface with its small size light weight and thin thickness and stood up on the desk by using a dedicated cradle It is not almost subject to spatial restriction in installation space and location since this system communicates with on the basis of the I GW and the Ethernet 11 Stable Date Storage Backup Setup information is saved as it is even if no power is supplied since all date are saved in the built in flash memory 12 Scalability Bi Scalability of the system is easy in case of additionally purchasing equipment since scalable slot such as USB Serial RS 232c PCMCIA CF Type is prepared This system is designed considering sufficient scala bility in provision for special request by the customer 13 Upgrade Additional installation of a new program is available via the CF memory card and the existing program can be upgraded to a new program Using such upgrade function always enables to construct a modern type of Central Control System Service Manual 195 Deluxe Central Control Figure 3 Deluxe Central control Table 1 Comparison Between Central control Characteristics PC Central control User S W User S W Engine S W Download to i GW Installation 256sets Less than 128 sets 256sets recommended Available Control amp monitoring Available Available Schedule management Poe Av
161. n compressor is turned off If the transmission between inverter PC board and control PC board in outdoor unit then all of the compressor is turned off 168 murti V Outdoor Unit Dimensional Drawings Liquid side 3 way valve Gas side 3 way valve Model 0 45850 Dimension W mm 900 H mm 1225 D mm 370 L1 mm 460 L2 mm 45 L3 mm 410 L4 mm 1135 L5 mm 90 L6 mm 550 L7 mm 175 L8 mm 175 L9 mm 112 L10 mm 120 L11 mm 83 Service Manual 169 Dimensional Drawings d x Jl ET i wi i wll T Alt ant EN AN 2 2 D NS L7 L1 L 1 D Model No il CRUN1008TO 1 246 1 519 D mm 700 L1 mm 1 237 L2 mm 677 L3 mm 650 L4 mm 797 L5 mm 150 L6 mm 74 L7 mm 222 L8 mm 585 L9 mm 60 L10 mm 125 170 V Outdoor Unit Refrigerant Cycle Diagram 5 Refrigerant Cycle Diagram CRUN458S0 4 JeureAs Ja nladay EEE HI edid uonons piouojos j
162. ndoor FAN Speed High High High Setting Temperature 22 23 24 While forced operation the key input by the remote control has no effect and the buzzer sounds 10 times to indicate the forced operation Test operation During the TEST OPERATION the unit operates in cooling mode at high speed fan regardless of room temperature and resets in 18 1 minutes During test operation if remote controller signal is received the unit operates as remote controller sets If you want to use this operation open the front panel upward and Press the power button let it be pressed for about 3 seconds f you want to stop the operation re press the button Protection of the evaporator pipe from frosting If the indoor pipe temperature is below 0 in 7 min after the compressor operates without any pause while in cooling cycle operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe from frosting When the indoor pipe temperature is 7 C and higher after 3 min pause of the compressor the compressor and the outdoor fan is turned on according to the condition of the room temperature Buzzer Sounding Operation When the appliance operation key is input by the remote control the short beep beep sounds When the appliance pause key is input by the remote control the long beep sounds 84 V Indoor Unit H 4 Dimiensional Drawings
163. nual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal Washer fixing Plate Sealing Pads Clamps Screws Washer for Hanging Bracket Insulation for Fitting 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula kcal h kW x 860 Btu h kW x 3414 m min x 35 3 22 V Indoor Unit Functions 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor Thermistor Room temperature control Maintains the room temperature in accordance with the Setting Temperature Starting Current Control Indoor fan is delayed for 5 seconds at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control Jet High Med Low Soft Dry Operation Mode Intermittent operation of fan at low speed Airflow Direction Control The louver can be set at swing up and down automatically Auto Restart Although the air conditioner is turned off by a power failure it is restarted auto matically previous operation mode after power supply Deice defrost control Heating Both the indoor and outdoor fan stops during defrosting Hot start after defrost ends The indoor fan does not rotate until the evaporator pip Hot start Control Heatin 9 ing temperature will be reached at 25
164. ode and estimate between each pair of terminal e U V W 5 U 5 Ze W the estimated value should be stable and be in between 0 to 1 ex 0 35 0 46 etc If one of the above articles is not satisfied bridge diode must be inferior and to be replaced Caution case that the control box is opened and before checking electrical parts it should be checked that the LED 01Y in inverter board refer to page 172 turned off wait 3 minutes after main power OFF otherwise it may cause electrical shock 216 mum V Trouble Shooting Guide Checking Method for Key Components 2 4 IPM Int Internal circuit diagram Appearance P 1 Unplug the terminal of electrolytic capacitor from the P and N terminal of IPM Set the multi meter to resistance mode Check and estimate the resistance between each pair of terminal P P 0 P V P W 0 V W the estimated value should be large enough to Mega Ohm unit Set the multi meter to resistance mode Check and estimate the resistance between each pair of terminal 3 U 7 V 11 W 16 N 17 N 18 N the estimated value should be large enough to Mega Ohm unit the check point is inside of the screw hole U V W N if check points are plate face of the terminal then estimated values are gate resistance Set the multi meter to diode mode and estimate between each pair of terminal U P V
165. oil 1 Check the resistance between coil terminal Replace LEV Outdoor short or red white red yellow red orange red blue unit misconnection 2 If the estimated resistance value is in 52 30 then the LEV is normal 1 Check the resistance between coil terminal Replace LEV Indoor brown white brown yellow brown orange brown blue unit 2 If the estimated resistance value is in 150 100 then the LEV is normal Full closing 1 Operate indoor unit with FAN mode and operate another If the amount of Indoor valve leakage indoor unit with COOLING mode leakage is much unit 2 Check indoor unit FAN mode liquid pipe temperature from operation monitor of outdoor unit control board 3 When fan rotate and LEV is fully closed if there is any leakage then the temperature is down If estimated temperature is very low in comparison with suction temperature which is displayed at remote controller then the valve is not fully closed Replace LEV Service Manual 215 Checking Method for Key Components 2 3 3Phase Bric Internal circuit diagram Appearance 1 Unplug the terminal of electrolytic capacitor from the terminal of 3phase bridge diode 2 Set the multi meter to resistance mode Check and estimate the resistance between each pair of terminal U V W U zh V ch W 37 the estimated value should be large enough to Mega Ohm unit 3 Set the multi meter to diode m
166. ol is one increment of the rotary switch number on the Indoor PCB Like Rotary switch number 0 on the indoor unit PCB means Room number 1 on the central control Rotary_low P Rotary low Indoor unit number 1 TC On central control PTT nanc d O gt Aa II Rotary high Rotary high Group number 0 On central control Indoor unit No setting Group unit No setting 188 V Outdoor Unit 1 3 5 Test run method Set the wiring of system and indoor unit Apply power to the setting Do auto addressing to the outdoor unit N Control Devices After addressing then initialize the central controller Check up Dip Swtich 1 Cooling Setting basically Total On Total 4 key Heating Total On Total 8 key Red power lamp On 6 Check up On Off with a related indoor key pressing 1 3 6 Installation CAUTIONS Do not install in this area Don t install near elevator computer auto matic door High noise area
167. ooling dehumidification heating mode operations is carried out for 10 sec or longer before Fuzzy operation the mode before Fuzzy operation is operated 1 Fuzzy Operation for Cooling According to the setting temperature selected by Fuzzy rule when the intake air temp is 0 5 or more below the setting temp the compressor is turned off When 0 5 C or more above the setting temp the compressor is turned on Compressor ON Temp gt Setting Temp 0 5 C Compressor OFF Temp 2 Setting Temp 0 5 At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 26 lt Intake Air Temp 225 24 lt Intake Air Temp lt 26 C 2 Intake Air Temp 1 22Cs Intake Air lt 24 2 Intake Air Temp 0 5 18 C lt Intake Air lt 22 2 Intake Air Temp Intake Air lt 18 218 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is automatically selected according to the tem perature 2 Fuzzy Operation for Dehumidification According to the setting temperature selected by Fuzzy rule when the intake air temp is 0 5 or more below the setting temp the comp
168. or Outdoor unit gt In the case that indoor unit Misconnection or open of transmission cable i i n not receive any signal EE 05 unit y Sig Malfunction of indoor unit transmission circuit ranis Malfunction of outdoor unit transmission circuit error successively for 3minutes The distance between power cable and transmission cable is not enough Trouble shooting Flow Transmission error in all of indoor units In indoor unit which displays error code Does it execute automatic addressing s the state o connection for transmission is normal No Yes Is the state of transmission in outdoor unit normal No Yes Check and replace Repair the outdoor unit PCB connection Execute automatic addressing Check and replace Repair the indoor unit PCB connection 224 munti Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide 07 Title Different operation mode Meaning All indoor units are not operating in the same mode This indoor unit is in different mode than other units Cause of error Example When one or more indoor units operated in cooling mode if an indoor unit which is off state is to operate heating mode press operation key in the remote controller then this error occurs
169. or NG Sleep Mode m Timer Indicator Defrost Indicator Hot start Defrost Service Manual 119 Dimensional Drawings 5 Dimensional Drawings m Hanger Hole 568 unit mm Model D CRNNO96SP 0 570 570 137 CRNN126SP 0 120 aart Indoor Unit Piping Diagrams Piping Diagrams EE Cooling Heat Exchanger LEV Heating gt Z Indoor unit Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid CRNNO096SP 0 CRNN126SP 0 12 7 1 2 6 35 1 4 Service Manual 121 Wiring Diagrams 7 Wiring Diagrams MAIN PCB ASM CN TH2 2 1 CN U D CN POWER 2 CN LR1 e 1 5 fe Z 5 amp m 10 ew 3 4 DISPLAY 5 POWER NPUT TO OUTDOOR UNIT TRANSMISSION CN POWER AC POWER LINE INPUT FOR INDOOR CONTROLLER CN MOTOR2 MOTOR OUTPUT OF BLDG CN COM COMM
170. or the load is changed to full capacity operation the cumulative time is reset 2 Process of oil return operation 1 Change the ICOF Step to 16 2 In heating operation oil return operation is performed in cooling mode by turning reversing valve off 3 The method of handling reversing valve is the same that of same deicing operation 3 Finishing oil return operation 1 After oil return operation carried out for 3 minutes return to normal operation Safety Control 1 Control to prevent high pressure 1 If the measured pressure transformed absolute pressure from high pressure sensor satisfies the condi tion take 1 minute periodic control like following graph 2 Control to prevent low pressure 1 If the measured pressure transformed absolute pressure from low pressure sensor satisfies the condi tion take 1 minute periodic control like following graph Cooling operation Heating operation A A Comp decrease the Step Comp decrease the sN Outdoor fans XX Outdoor fan high high Comp keep up the step Outdoor fan X X Comp keep up the step Outdoor fan high high Comp normal step Outdoor fan normal Comp normal step Outdoor fan normal 2 Control to prevent low pressure 1 If the measured pressure transformed absolute pressure from low pressure sensor satisfies the condi tion take 1 minute periodic control like following graph Cooling operation Heat
171. or unit from freezing reversed to cooling cycle to defrost the evaporator pipe of the outdoor unit After 40 min heating mode operation at 4 min interval whether to carry out defrost control or not and the time of defrost control are determined according to the following conditions 1 While in heating mode operation the maximum of the indoor pipe temperature is measured and it is com pared with the present indoor pipe temperature to get the difference of the indoor pipe temperatures maximum temperature of indoor pipe the present temperature of indoor pipe according to which whether to carry out defrost control or not is determined 2 According to the need of defrost control shown above and the elapsed time of heating mode operation at that moment the defrost control time is determined 3 When the determined time of defrost control is below 7 min heating mode operation continues without car rying out defrost control According to the procedure stated above the determination is made again When the defrost control time is 7 min or longer defrost control is then carried out While in defrost control the minimum temp of the indoor pipe is measured and it is compared with the pre sent temp of the indoor pipe to get the difference of the indoor pipe temperatures the present temperature of the indoor pipe the minimum temperature of the indoor pipe When the difference is 5 C or higher defrost control is completed and h
172. parate the fan motor Fan motor from the cross flow fan Remove the left end of the cross flow fan from the self aligning bearing Bearing Service Manual 89 Exploded View Exploded View e CRNNO76SRA0 CRNN096SRAO CRNN126SRA0 90 V Indoor Unit Exploded View CRNN186STA 1 o d N 7 E 4 77 IN N 91 Replacement Parts List 9 Replacement Parts List Location Description Remarks No CRNN076SRA0 CRNN096SRA0 CRNN126SRA0 131410 CHASSIS ASSEMBLY 3141A20005E R 135311 GRILLE ASSEMBLY DISCHARGE INDOOR 3531A10192E R 135312 GRILLE ASSEMBLY FRONT INDOOR 3531A10118W R 135516 COVER ASSEMBLY 3551A20050A R 146811 MOTOR ASSEMBLY STEP 4681A20055A R 152302 FILTER MECH A C 5230A20014A R 159901 VANE HORIZONTAL 5990A20007A R 249951 CONTROL BOX ASSEMBLY INDOOR 4995A20274A 4995A20274B 4995A20274C R 263230 1 THERMISTOR ASSEMBLY ROOM PIPE IN 6323A20004M R 263230 2 THERMISTOR ASSEMBLY PIPE OUT 63234032262 268712 PWB PCB ASSEMBLY DISPLAY 6871A20227J R 268715 PWB PCB ASSEMBLY MAIN AC 6871A20274A R 268716 PWB PCB ASSEMBLY MAIN DC 6871A20275A 6871A20275B 6871A20275C R 342800 BEARING 4280A20004A R 35211B TUBE ASSEMBLY TUBING 5211A10324A
173. pe Malfunction of current detection circuit Low voltage input When current detection is 22 Max CT over the maximum current limit Trouble shooting Flow Is the detected value of current over the current limit No Yes Check current detection circuit and replace the PCB Is input voltage No normal Yes Check power supply system Is compressor No normal Yes Check whether pipe is blocked Replace compressor and refrigerant state Service Manual 227 Self diagnosis function Fault diagnosis and Trouble shooting guide A A Title Cause of error Poor connection on DC link terminal DC charging is not Malfunction of starting relay 23 DC link performed for 45 sec after Malfunction of capacitor starting relay turn on initial Abnormal in R S T connection charging is under 320VDC Malfunction of IPM Malfunction of detection PCB Trouble shooting Flow Is the starting relay No normal Yes Check and replace PCB and starting relay No 15 the connection of R S T input power normal Yes Repair the connection 15 the voltage of Ne link normal Yes Check and replace the PCB Check and replace IPM and capacitor 228 mum V Trouble Shooting Guide Fault diagnosis and Trouble shooting guide Display code 24 Title Meaning High pressure Trouble
174. peed and pause While the intake air temp is between compressor on temp and compressor off temp 10 min dehumidifica tion operation and 4 min compressor off repeat Compressor ON Temp 2 Setting Temp 0 5 C Compressor OFF Temp 2 Setting Temp 0 5 C 10 min dehumidification operation the indoor fan operates with the low airflow speed 130 V Indoor Unit Operation Details Heating Mode Operation When the intake air temp reaches 3 above the setting temp the compressor is turned off When below the setting temp the compressor is turned on Compressor ON Temp 2 Setting Temp Compressor OFF Temp 2 Setting 3 While in compressor on the indoor fan is off when the indoor pipe temp is below 20 C when above 28 it operates with the low or setting airflow speed When the indoor pipe temp is between 20 and 28 C it operates with Super Low while in sleep mode with the medium airflow speed While in compressor off the indoor fan is off when the indoor pipe temp is below 33 when above 35 it operates with the low airflow speed If overloaded while in heating mode operation in order to prevent the compressor from OLP operation the outdoor fan is turned on off according to the indoor pipe temp While in defrost control both of the indoor and outdoor fans are turned off Defrost Control While in heating mode operation in order to protect the evaporator pipe of the outdo
175. pen or short E 4 5 Outdoor unit pipe sensor Outdoor unit pipe sensor left open or short 5 4 6 Suction pipe sensor Duction pipe sensor open or short 4 7 Normal compressor discharge Normal compressor discharge pipe sensor open or 5 6 short Outdoor unit pipe sensor Outdoor unit pipe sensor right open or short 4 9 Voltage sensor Voltage sensor open or short 5 1 Indoor connection over capacity The displayed number of indoor units being connected is over rated capacity of outdoor unit Transmission error from inverter In the case that main PCB can not receive any signal 5 2 main in the outdoor from inverter PCB successively for 20 seconds a unit Transmission error from indoor In the case that main PCB can not receive any signal 5 5 3 unit to main PCB in outdoor from indoor unit successively for 3minutes g unit 2 5 4 Reverse connection of the R S T Misconnection or disconnection of R S T power line power line 9 Transmission error from central In the case that main PCB can not receive any signal 5 5 control to main PCB in the outdoor from central control successively for 3minutes c unit 6 Transmission error from main In the case that central control can not receive any 5 6 PCBin the outdoor unit to central signal from main PCB successively for 3minutes control 5 7 Transmission error from main PCB In the case that inverter PCB can not receive any sig to inverter PCB in the outdoor unit
176. ps when the button is pressed again Set Temperature Used to set the temperature when the desired temperature is obtained FAN Operation Used to circulate room air without cooling or heating Fan Speed Used to set the desired fan speed Operation Mode Selection Used to select the operation mode Timer Set Used to set the timer when the desired time is obtained Timer Cancel Used to cancel the timer Week Used to set a day of the week Program Used to set the weekly timer Holiday Used to set a holiday of the week Time Set Used to set the time of the day and change the time in weekly timer Function 18 Set and Clear Used to set and clear the weekly timer Room Temperature Checking Used to check the room temperature Reset Used to set the current time and clear the setting time Signal Receptor Used to take the signal from wireless remote control 184 V Outdoor Unit Control Devices 1 2 Wireless 1 2 1 Appearance and Functions Appearance Functions Button Descriptions Mounted Type CRNN SR ST Art Cool Type CRNN SP SV SU 1 START STOP Operation starts when this button is pressed and stops when the button is pressed again 2 MODE Used to select the operation mode y Signal transmitter ROOM 3 TEMPERATURE Used to select the room temperature SETTING FAN SPEED Used to select fan
177. r conditioner installed can self diagnosed its error status and then transmits the result to the central control Therefore a rapid countermeasure against failure of the air conditioner allows easy management and increases the use life of air conditioner 4 Semi permanent Life Convenient Maintenance Since the Deluxe Central control is designed for the semi permanent use this system can be used semi per manently after installation differently from the existing PC or a large of central control system requiring a con tinuous management due to the life of peripheral and other PC 5 Management Costs Down In absence of the Central Control System the manager controlled a number of air conditioners respectively in addition even if management was done at the center there is only function of on off management at best and thus 2 or 3 building managers were actually required However manipulation of all functions can be now done at a control room for the Deluxe Central control and so a manager can easily control all air conditioners Automatic operation is also allowed without a manager if using schedule function 194 V Outdoor Unit Deluxe Central Control 6 Convenient GUI Touch Screen Not requires special education for using the Deluxe Central control conveniently used only by pressing the buttons on the screen and its function can be understood with intuitive pictogram Especially schedule setting is done by simply
178. r switching method The method of constant speed compressor turn on during Inverter compressor operation D After inverter compressor frequency is decreased to 40Hz CSC turn on Q Inverter compressor frequency is increased to corresponding step 3 Compressor Operation Step Inverter Comp Constant Inverter Comp Constant Inverter Comp _ Constant Step Frequency Speed Comp Step Frequency Speed Comp Step Frequency Speed Comp 0 0 16 60 off 32 50 on 1 30 off 17 62 off 33 55 on 2 32 ofi 18 64 off 34 60 on 3 34 off 19 66 off 35 65 on 4 36 off 20 68 off 36 70 on 5 38 of 21 70 off 37 75 on 6 40 off 22 75 off 38 80 on 7 42 off 23 80 off 39 85 on 8 44 of 24 85 off 40 90 on 9 46 off 25 90 off 41 95 on 10 48 off 26 95 off 42 100 on 11 50 of 27 100 off 43 105 on 12 52 off 28 105 off 44 110 on 13 54 off 29 110 off 45 115 on 14 56 off 30 115 off 46 120 on 15 58 off 31 120 off Service Manual 163 Operation detail 4 starting Method Total 7 minutes consumed for starting operation After 7 minutes the compressor operates at target frequency step Stage A Step 6 40Hz Off control Stage D Stage Step base 2 Stage E Stage D Step base 2 Stage A 3 Stage B d Stage Stage D Stage E Step base i i i i Initial Starting i Mode csc i cst
179. ration if remote controller signal is received the unit operates as remote controller sets If you want to use this operation open the front panel upward and Press the power button let it be pressed for about 3 seconds f you want to stop the operation re press the button Auto restart n case the power comes on again after a power failure Auto Restarting Operation is the function to oper ate procedures automatically to the previous operating conditions Bi Air Cleaner Operation When an air cleaner function is selected during Air Conditioner operation Plasma air cleaner function will be operated while in any operation mode with selecting the function The function is to be stopped while it is operating with selecting the function When an air cleaner function is selected during operation off The function will be only operated When inlet grille of air conditioner is opened during plasma operation High Voltage Generator H V B is to be stopped When inlet grille of air conditioner is closed during plasma operation High Voltage Generator H V B will be operated again Remote Control Operation Mode When the remote control is selected by the slide switch on the main unit the appliance operates according to the input by the remote control Protection of the evaporator pipe from frosting f the indoor pipe temp is below 0 in 7 min after the compressor operates without any pause while in cooling cyc
180. ration is operated 1 Fuzzy Operation for Cooling According to the setting temperature selected by Fuzzy rule when the intake air temperature is 0 5 more below the setting temperature the compressor is turned off When 0 5 or more above the setting temperature the compressor is turned on Compressor ON Temperature 2 Setting Temperature 0 5 Compressor OFF Temperature 2 Setting Temperature 0 5 At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temperature at that time 26 lt Intake Air Temperature 225 24 lt Intake Air Temperature lt 26 C gt Intake Air Temperature 1 C 22 lt Intake Air Temperature lt 24 C gt Intake Air Temperature 0 5 18 C lt Intake Air Temperature lt 22 C 2 Intake Air Temperature Intake Air Temperature lt 18 2 18 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is automatically selected according to the tem perature Service Manual 81 Operation Details 2 Fuzzy Operation for Dehumidification According to the setting temperature selected by Fuzzy rule when the intake air temperature is 0 5
181. rature is automatically selected according to the intake air temp at that time 26 lt Intake Air Temp 225 24 lt Intake Air lt 26 2 Intake Air Temp 1 22 lt Intake Air Temp lt 24 C 2 Intake Air 0 5 18 lt Intake Air lt 22 2 Intake Air Temp Intake Air lt 18 218 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan repeats the low airflow speed or pause as in dehumidification operation 132 Indoor Unit Operation Details 3 Fuzzy Operation for Heating According to the setting temperature selected by Fuzzy rule when the intake air temp is 3 or more above the setting temp the compressor is turned off When below the setting temp the compressor is turned on Compressor ON Temp 2 Setting Temp Compressor OFF Temp 2 Setting Temp 3 At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 20 CxIntake Air Temp 2 Intake Air Temp 0 5 Intake Air lt 20 220 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value
182. re Starting Current Control Indoor fan is delayed for 5 sec at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control High Med Low CHAOS Operation indication Lamps LED 9 5 v 2 O be Receives the signals from the remote control Signal receiving sound two short beeps one long Operation Indication Lamps D Lights up during the system operation y Sleep Mode Lights up during Sleep Mode Auto operation Timer Lights up during Timer operation Defrost Mode Lights up during Defrost Mode or Hot Start operation Temperature Indicate the setting temperature Soft Dry Operation Mode Intermittent operation of fan at low speed Sleep Mode Auto Control The fan is switched to low Cooling med Heating speed The unit will be stopped after 1 2 3 4 5 6 7 hours Defrost Deice control Heating Natural Air Control by CHAOS Logic Both the indoor and outdoor fan stops dur The fan is switched to intermittent or irregular operation ing defrosting The fan speed is automatically switched from high to low speed Hot start Control Heating Airflow Direction Control The indoor fan does not rotate until the The louver can be set at the desired position or swing evaporator pipe temperature will be reached up and down automatically at 28 C Service M
183. re 3 minimum 3min Compressor OFF Setting Temperature Compressor ON 8 n 1min minimum minimum minimum lt a lt 10sec 105 INDOOR FAN Hot Start Selected FF L Selecting fan FF OFF kow Fan Speed 2 ay speed S o COMPRESSOR ON OFF ON OFF A point While the indoor Heat Exchanger temperature is higher than 40 C fan operates at low speed when it becomes lower than 40 C fan stops B point When the indoor Heat Exchanger temperature is higher than 42 fan operates at selected fan speed when it becomes lower than 39 the fan operates at low speed Hot Start Control The indoor fan sdoes not rotate until the evaporator piping temperature reaches to 25 If the evaporator piping temperature drops below 22 C indoor fan stops again The operation diagram is as follows PIPING TEMPERATURE 25 22 INDOOR FAN Selected fan speed COMPRESSOR 14 Indoor Unit Dimensional Drawings 4 Dimensional Drawings Ceiling Board g 5 5 e 30 or less Above 250 330 or less Unit cm 080 430 081 Unit 694 5 087
184. re 2 Setting Temperature 3 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temperature at that time 20 CxIntake Air Temperature gt Intake Air Temperature 0 5 Intake Air Temperature lt 20 220 When Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is set to the high or the medium according to the intake air temperature and the setting temperature Airflow Speed Selection The airflow speed of the indoor fan is set to high medium low or chaos auto by the input of the airflow speed selection key on the remote control On Timer Operation When the set time is reached after the time is input by the remote control the appliance starts to operate The timer LED is on when the on timer is input It is off when the time set by the timer is reached f the appliance is operating at the time set by the timer the operation continues While in Fuzzy operation the airflow speed of the indoor fan is automatically selected according to the temperature Off Timer Operation When the set time is reached after the time is input by the remote control the appliance stops operating
185. ressor is turned off When 0 5 C or more above the setting temp the compressor is turned on Compressor ON Temp 2 Setting Temp 0 5 C Compressor OFF Temp 2 Setting 0 5 At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 26 lt Intake Air Temp 225 24 lt Intake Air lt 26 2 Intake Air Temp 1 22 lt Intake Air Temp lt 24 C 2 Intake Air 0 5 18 lt Intake Air lt 22 2 Intake Air Temp Intake Air lt 18 218 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan repeats the low airflow speed or pause as in dehumidification operation 98 Indoor Unit Operation Details 3 Fuzzy Operation for Heating According to the setting temperature selected by Fuzzy rule when the intake air temp is 3 or more above the setting temp the compressor is turned off When below the setting temp the compressor is turned on Compressor ON Temp 2 Setting Temp Compressor OFF Temp 2 Setting Temp 3 At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to
186. s Chassis Capacity KW Btu h Name 24 2 6 7 000 9 000 SR CRNN CRNN 076SRAO 096SRAO 126SRA0 Category Type Wall Mounted General Type ST 1865 0 SU CRNN CRNN CRNN 07650 0 09650 0 126SU 0 sp CRNN CRNN Cool 096SP 0 126SP 0 I CRNN CRNN Wide SV 1265 0 186SV 0 Mirror Art Cool CRNN CRNN CRNN 1 Way TC 076 096 126TCAO Ceiling CRNN CRNN Cassette TE 126 186 0 4 _ _ E i CRNN CRNN CRNN CRNN CRNN 246TDAO 286 0 366TDAO 426TDA0 486TDA0 CRNN CRNN 186 246VBA0 i _ _ CRNN CRNN BH 186BHA0 246BHA0 High BG CRNN CRNN CRNN Static 286 0 366 0 426BGAO eiling CRNN Concealed BE s o BEAD Duct BN CRNN Low 076BNGO Static BJ CRNN CRNN 096BJGO 126 00 Ceiling amp Floor Convertible VB CRNN 076 CRNN CRNN Floor 99 O96CBAO 126CBAO Standing CRNN 186 CRNN 246CDAO Outdoor Unit Model name Series Capacity Hp Btu h Power 4 5 10 Supply Inverter Series CRUN CRUN 4W 380V 415V Heat Pump 458 0 1008 0 50Hz 4 MULTI Safety Precautions Safety Precautions To prevent indury to the user or other people and property damage the following instructions must be followed E Incorrect operation d
187. s the function to oper ate procedures automatically to the previous operating conditions Remote Control Operation Mode When the remote control is selected by the slide switch on the main unit the appliance operates according to the input by the remote control Protection of the evaporator pipe from frosting If the indoor pipe temperature is below 0 in 7 min after the compressor operates without any pause while in cooling cycle operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe from frosting When the indoor pipe temperature is 7 C or higher after 3 min pause of the compressor the compressor and the outdoor fan is turned on according to the condition of the room temperature Buzzer Sounding Operation When the appliance operation key is input by the remote control the short beep beep sounds When the appliance pause key is input by the remote control the long beep sounds When a key is input by the remote control while the slide switch on the main unit of the appliance is on the forced operation position the error sound beep beep beep beep beep is made 10 times to indicate that the remote control signal cannot be received 118 V Indoor Unit Display Function 4 Display Function Operation Indicator Cooling Soft Dry Fan Heating Sleep Timer Indicat
188. s to switch to another mode Soft Dry Operation The indoor fan speed is automatically set to the low so the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by microcontroller control Cooling Mode Operation When selecting the Cooling Mode Operation the unit will operate according to the setting by the remote con troller and the operation diagram is as following Intake Air Temperature SET TEMPERATURE 0 5 C COMP ON SET TEMPERATURE 0 5 C COMP OFF More than More than lt lt il 3 minutes 3 minutes INDOOR FAN Selecting Low Selecting Low Selecting fan speed fan speed fan speed COMPRESSOR ON OFF ON OFF ON 40 muuri V Indoor Unit Operation Details Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following Intake Air Temperature minimum 3min Setting Temperature 3 Compressor OFF Setting Temperature Compressor ON 1min minimum minimum 10sec 10sec INDOOR FAN Hot Start Low Secting row OFF Low jSelcingfan ow OFF Fan Speed Speed COMPRESSOR ON OFF ON OFF Apoint While the indoor Heat Exchanger temperature is higher than 40 fan operates at low speed when it becomes lower than 40 C fan stops B point When the indoor He
189. shooting Flow No Does indoor outdoor fan operate Yes No 15 the ventilation of heat exchanger smooth Yes Does high pressure No switch operate at the power off Yes Is the circuit for detection of high pressure switch normal No Yes Check whether pipe is blocked and refrigerant state Malfunction of high pressure switch Compressor off has occurred Fan lock of indoor or outdoor unit 3 times in1 hour Obstacles of indoor or outdoor heat exchanger Blocking in discharge pipe of compressor Self diagnosis function Cause of error Check and replace the fan and its drive part Remove the obstacles material from heat exchanger Replace high power switch Replace PCB Service Manual 229 Self diagnosis function Fault diagnosis and Trouble shooting guide Display code Meaning Cause of error Input voltage is out of 25 LOW oval tolerance of rating voltage voltage Abnormal of Input power voltage Malfunction of circuit for detection of voltage Trouble shooting Flow No Is normal input voltage Check power supply system Check and replace PCB 230 munti V Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide s E Title Meaning Cause error Due to over rising of Abnormal of sensor for detecting temperature of Discharge
190. sition horizontally by finger pressure Remove the securing screws To remove the Grille pull the lower left and right side of the grille toward you slightly tilted and lift it straight upward 1 To remove the sensor housing connect earth connector amp step motor connector with sen sor holder Motor Evaporator amp P C B Earth Ear uctor Motor Connector LEV Connector Display Connector Sensor Conductor 88 V Indoor Unit Disassembly of the parts 2 To remove the Control Box Remove securing screws Pull the control box out from the chassis carefully 3 To remove the Discharge Grille Pull the discharge grille out from the chas sis carefully 4 To remove the Evaporator Remove screws securing the evaporator and the holder eva Unhook the tab on the right inside of the chassis at the same time slightly pull the evaporator toward you until the tab is clear of the slot 5 To remove the Cross Flow Fan Loosen the screw securing the cross flow fan to the fan motor do not remove Lift up the right side of the cross flow fan and the fan motor se
191. system have the self battery built in and can stably operate in spite of outside disturbance such as temporary power failure This system has no need of additional peripheral equip ment like UPS Undisturbed Power System and AVR to be purchased for stability when composing the existing PC central control system and has so attractive advantage in installation costs Using the Deluxe Central control enables the management room to setup lock of each air conditioner and pre vent indoor control of the individual air conditioner and restrain the necessary use In case of releasing the lock you may control the system by using the wire wireless remote control at the place where the individual air condi tioner is installed Setup of a weekly schedule is available and detailed schedule of the individual air conditioner can be easily setup through the GUI Details of schedule setup can be immediately checked with a graph This system is a product to meet energy saving and convenience at the same time at a place like a school by using this schedule function Defending on installation environment location and conditions of use you can setup groups With this setup more efficient operation at the center is available Setup without requiring other equipment is available by using the GUI and change by the consumer is also available after installation You can reduce development time to configure special system upon the request by the consumer and conve nient
192. t beu ito I e Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid CRNN076CAA0 12 7 1 2 6 35 1 4 CRNN096CBAO 12 7 1 2 6 35 1 4 CRNN126CBAO 12 7 1 2 6 35 1 4 CRNN186CCA0 15 88 5 8 9 52 3 8 CRNN246CDA0 15 88 5 8 9 52 3 8 150 Indoor Unit Wiring Diagrams 6 Wiring Diagrams TEMP PIPE IN THERMISTOR THERMISTOR e e CN ROOM CN PIPE CAPACITOR pm MAIN PCB ASSY 5 7 m x BK S eS W 5 INDOOR S 4 a NG v MOTOR B9 5 gt ds OR gt gt LLI H 2 QS FUSE T3 15A REMOTE 5 CONTROL be Ps BUS A CN DISP ELS BRIBL WHBK 3 4 POWER INPUT 7T IN TO OUTDOOR UNIT Transmission COLOR FLOAT SWITCH INPUT CN LEV LEV OUTPUT WHITE LEV CONTROL Service Manual 151 Exploded view Ns lew Exploded Vi 152 V Indoor Unit 9 Replacement Parts List Replacement Parts List Mo DESCRIPTION PA REMARK
193. t be input When it is input while in the other mode operation cooling dehumidification ventilation the Jet Cool mode is operated In the Jet Cool mode the indoor fan is operated at super high speed for 30 min at cooling mode operation In the Jet Cool mode operation the room temperature is controlled to the setting temperature 18 When the sleep timer mode is input while in the Jet Cool mode operation the Jet Cool mode has the priority When the Jet Cool key is input the upper lower vanes are reset to those of the initial cooling mode and then operated in order that the air outflow could reach further Forced Operation Operation procedures when the remote control can t be used The operation will be started if the power button is pressed f you want to stop operation re press the button Room temperature gt 24 21 lt Room temperature lt 24 Room temperature lt 21 Operating mode Cooling Healthy Dehumidification Heating Indoor FAN Speed High High High Setting Temperature 22 23 24 While in forced operation the key input by the remote control has no effect and the buzzer sounds 10 times to indicate the forced operation 100 maari Indoor Unit Operation Details B Test operation During the TEST OPERATION the unit operates in cooling mode at high speed fan regardless of room temperature and resets in 18 1 minutes During test ope
194. tart of Compressor In order to maintain equilibrium of pressure and prevention motor wire from generation of heat after the compressor is turned off for 3 minutes it should not be turned on 158 V Outdoor Unit B Linear Expansion Valve LEV Control 1 Control type LEV LEV for Indoor Unit for Outdoor Unit On state Off state Thermo off state indoor unit Indoor unit Indoor unit g At starting 8 Feed back ta o control control At starting i x 8 Feed back Freed back Feed back control control control I Deicing Operation detail In case that main power is first turned on or in heating operation there is no indoor unit turn on signal for 4 minutes after all of indoor units are turned off then outdoor unit LEV is fully opened 2 Starting control for LEV 1 min 0 5 min 0 5 min 0 5 min 0 5 min Outdoor Cooling Fully closed lt lt lt LEV Heating 0 7 x Base pulse 0 8 x Base pulse 0 9 x Base pulse Base pulse On Indoor Cooling 0 7 x Base pulse 0 8 x Base pulse 0 9 x Base pulse 1 1 x Base pulse Base pulse LEV Heating Base pulse lt Off Indoor Cooling Fully closed lt lt lt lt LEV Heating 200 pulse lt lt lt On Off Service Manual 159 Operation detail Control of Outdoor Unit Fan 1 Outdoor unit fan is
195. tarting is inhibited for approx 3 minutes Indoor Fan Speed Control High Med Low Soft Dry Operation Mode Intermittent operation of fan at low speed Auto Restart Although the air conditioner is turned off by a power failure it is restarted auto matically previous operation mode after power supply Deice defrost control Heating Both the indoor and outdoor fan stops during defrosting Hot start after defrost ends The indoor fan does not rotate until the evaporator piping Hot start Control Heating temperature aches 25C High head height Drain pump A standard drain head height of up to 700mm is possible Central Control Optional It is operating individually or totally by central control function 50 V Indoor Unit Functions 3 Operation Details Time Delay safety Control 305 The 4 way valve is ceased for 30sec to prevent the refrigerant gas abnormal noise when the Heating operation is OFF or switched to the other operation mode while compress is off While compressor is running it takes 3 5 seconds to switch to another mode Soft Dry Operation The indoor fan speed is automatically set to the low so the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by microcontroller control Cooling Mode Operation When selecting the Cooling Mode Operation the unit will operate according
196. ted and then operated the high medium or low speed of the airflow mode is operated for 2 15 sec randomly by the Chaos Simulation Jet Cool Mode Operation While in heating mode or Fuzzy operation the Jet Cool key cannot be input When it is input while in the other mode operation cooling dehumidification ventilation the Jet Cool mode is operated In the Jet Cool mode the indoor fan is operated at super high speed for 30 min at cooling mode operation In the Jet Cool mode operation the room temperature is controlled to the setting temperature 18 C When the sleep timer mode is input while in the Jet Cool mode operation the Jet Cool mode has the priority When the Jet Cool key is input the upper lower vanes are reset to those of the initial cooling mode and then operated in order that the air outflow could reach further Auto restart n case the power comes on again after a power failure Auto Restarting Operation is the function to operate procedures automatically to the previous operating conditions Service Manual 83 Operation Details Forced Operation Operation procedures when the remote control can t be used The operation will be started if the power button is pressed H you want to stop operation re press the button Room temperature gt 24 21 lt Room temperature lt 24 C Room temperature lt 21 Operating mode Cooling Healthy Dehumidification Heating I
197. temperature Setting temperature 0 5 Compressor OFF Cooling 2min 58sec 10min 7min Within 7min Cooling 2min 58sec lt gt lt gt lt gt _ lt gt lt gt COMPRESSOR ON OFF ON OFF OFF ON OFF OFF OUTDOOR FAN ON OFF ON OFF OFF ON OFF ON OFF INDOOR FAN SUM Low Fan pe Low Fan Forced operation f you lose wireless remote controller you can operate the unit with forced operation switch The standard conditions are as following Room Temperature gt 24 21 Room Temperature 24 C Room Temperature 21 Operation Mode Cooling Soft Dry Heating FAN Speed High Soft Dry Rule High Setting Temperature 22 C Air Intake Temperature 24 Unit operates low fan mode for first 15 seconds then switched to proper operation mode according to intake Air temperature Forced Operation Button Press the Forced Operation Button T Press the Forced Operation Button once again to stop operation Service Manual 65 Operation Details Protection of the evaporator pipe from frosting If the temperature of the indoor coil is below 2 C after 7 minutes from starting the compressor the compressor and the outdoor fan is stopped and then after 3 minute delay of the compressor and the temperature of the indoor coil is over 7 the compressor
198. the intake air temp at that time 20 CxIntake Air Temp 2 Intake Air Temp 0 5 Intake Air lt 20 220 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected the Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is set to the high or the medium according to the intake air temperature and the setting temperature Airflow Speed Selection The airflow speed of the indoor fan is set to high medium low or chaos auto by the input of the airflow speed selection key on the remote control On Timer Operation When the set time is reached after the time is input by the remote control the appliance starts to operate The timer LED is on when the on timer is input It is off when the time set by the timer is reached If the appliance is operating at the time set by the timer the operation continues E Off Timer Operation When the set time is reached after the time is input by the remote control the appliance stops operating The timer LED is on when the off timer is input It is off when the time set by the timer is reached H the appliance is on pause at the time set by the timer the pause continues Off Timer lt gt On Timer Operation When the set time is reached after the on off time is
199. the intake air temp is 0 5 or more below the setting temp the compressor is turned off When 0 5 C or more above the setting temp the compressor is turned on Compressor ON Temp gt Setting Temp 0 5 G Compressor OFF Temp 2 Setting Temp 0 5 At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temp at that time 26 lt Intake Air Temp 225 24 lt Intake Air Temp lt 26 C 2 Intake Air 1 22Cs Intake Air lt 24 2 Intake Air Temp 0 5 18 C lt Intake Air lt 22 2 Intake Air Temp Intake Air lt 18 218 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is automatically selected according to the tem perature 2 Fuzzy Operation for Dehumidification According to the setting temperature selected by Fuzzy rule when the intake air temp is 0 5 or more below the setting temp the compressor is turned off When 0 5 or more above the setting temp the compressor is turned on Compressor ON Temp 2 Setting Temp 0 5 Compressor OFF Temp 2 Setting 0 5 At the beginning of Fuzzy mode operation the setting tempe
200. the pressure in the refrigeration cycle Protection of compressor Vertical air flow direction control louvers open in 5 seconds to prevent noise between louvers and wind The 4 way valve is ceased for 30sec to prevent the refrigerant gas abnormal noise when the Heating oper ation is OFF or switched to the other operation mode while compress is off While compressor is running it takes 3 5 seconds to switch Airflow Direction Control This function is to swing the louver up and down automatically and to set it at the desired position The procedure is as the following ist Press the ON OFF Button to operate the product 2nd Press the Airflow Direction Control Button to swing the louver up and down automatically 3nd Repress the Airflow Direction Control Button to set the louver as the desired position MODEO MODE1 MODE2 MODE4 MODE5 MODE6 CLOSE MODE 7 x For Heating Model Airflow direction control figure when installed on the Airflow direction control figure when installed under floor the ceiling Service Manual 61 Operation Details Cooling Mode Operation When selecting the Cooling 3I Mode Operation the unit will operate according to the setting by the remote controller and the operation diagram is as following Intake Air Temperature COMP ON SET TEMPERATURE 0 5 C COMP OFF SET TEMPERATURE 0
201. times 1 hour e 2 2 Max CT When current detection is over the maximum current limit t 2 3 DC link DC charging is not performed for 45 sec after starting relay turn on 2 4 High pressure Compressor is OFF 3 times in 1 hour due to high pressure 2 5 Low Over voltage Input voltage is out of tolerance of rating voltage 3 1 Notin use Not in use 2 3 2 Discharge temperature Due to over rising of inverter compressor discharge tem inverter compressor perature Compressor off is occurred 3 times in 1 hour Discharge temperature Due to over rising of constant speed compressor dis 3 3 constant speed compressor charge temperature Compressor off is occurred 3 times 1 hour o 9 3 4 High pressure Due to high pressure Compressor off is occurred 3 1 8 3 5 Low pressure Due to low pressure Compressor off is occurred 3 times in 1 hour Service Manual 219 Self diagnosis function Error code 52 53 54 56 57 are applied only to CRUN1008TO Display Title Cause of Error 4 0 sensor CT sensor open or short 4 1 Inverter compressor discharge pipe Inverter compressor dischare pipe sensor open or sensor discharge temperature short o 5 4 2 Low pressure sensor Low pressure sensor open or short 4 3 pressure sensor High pressure sensor open or short G 4 4 Outdoor air sensor Outdoor unit air sensor o
202. ting Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F 6 C 42 8 F WB Interconnecting Piping Length 7 5 Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 4 L E V Linear Expansion Valve Conversion Formula kcal h kW x 860 Btu h kW x 3414 m min x 35 3 78 munti Indoor Unit D 2 Functions Operation ON OFF by Remote controller Sensing the Room Temperature Room temperature sensor THERMISTOR Room temperature control Starting Current Control Indoor fan is delayed for 5 seconds at the starting Time Delay Safety Control Restarting is inhibited for approx 3 minutes Indoor Fan Speed Control High Med Low Chaos Operation indication Lamps LED Lights up in operation Lights up in Sleep Mode Lights up in Timer Mode Lights up in Deice Mode Indicate the setting temperature Bok xP Health Dehumidification Operation Intermittent operation of fan at low speed Sleep Mode Auto Control The unit will be stopped after 1 2 3 4 5 6 7 hours Natural Air Control by CHAOS Logic The fan is switched to intermittent or irregular operation Airflow Direction Control The louver can be set at the desired position or swing up and down automatically The fan is switched to low
203. tion Outline Auto Operation Mode Lights up during Auto operation Outline SL amp ibn pehumidification Lights up during Healthy Dehumidification operation Outline Heating Mode Lights up during Heating operation Heat Pump model only Outline Defrost Mode Lights up during Defrost control or Hot Start in Heating operation Outline Air circulation Mode Lights up during Air Circulation operation Outline lt Sleep Mode Lights up during Sleep Mode operation Timer Mode Lights up during Timer operation KA Auto Cleaning Mode Lights up during Auto Cleaning reservation JET COOL Jet Cool Mode Lights up during Jet Cool Operation mi Fan Speed Low Lights up when Fan speed is low i ut Fan Speed Medium Lights up when Fan speed is Medium mum mum um Fan Speed High Lights up when Fan speed is High Wu MIHI Fan Speed Chaos Lights up when Fan speed is Chaos Desire temperature For cooling dehumidification heating modes it display Desired temperature Kc indicator Cooling 18 30 0 Al Auto Operation Dehumidification 18 30 C Jet Cool Heating 16 30 Lo Test Mode C1 Indoor pipe sensor error Desire temperature Icon Indoor temperature Icon 102 V Indoor Unit Dimensional Drawings 5 Dimensional Drawings CRNNO76SU 0 CRNNO96SU 0 CRNN126SU 0 unit mm Installation plate Model No CRNNO76SU 0 CRNNO96
204. tle Transmission error from indoor unit to 53 main PCB in the outdoor unit Meaning In the case that main PCB can not receive any signal from indoor unit successively for 3minutes Cause of error The connector for transmission disconnected The transmission line is misconnected or shorted Transmission circuit of main PCB is abnormal Transmission circuit of indoor unit PCB is abnormal Trouble shooting Flow Is the transmission line connection normal Yes Repair the connection connector 15 the transmission circuit of main PCB normal Check and replace the Check and Replace the inverter PCB main PCB 238 munti V Trouble Shooting Guide Self diagnosis function Fault diagnosis and Trouble shooting guide 8 Title Meaning Cause of error Reverse Inverter PCB is abnormal connection of One of the R S T line is disconnected Connection order of R S T line is changed 54 R S T power line Trouble shooting Flow s the R S T power line connection normal Exchange the connection of two of the R ST line Is the operation normal Repair the connection Check and replace inverter PCB Service Manual 239 Self diagnosis function Fault diagnosis and Trouble shooting guide Title Cause of error Transmission TE In the case that
205. to the intake air temperature at that time 26 lt Intake Air Temperature 225 24 lt Intake Air Temperature lt 26 gt Intake Air Temperature 1 C 22 lt Intake Air Temperature lt 24 2 Intake Air Temperature 0 5 18 lt Intake Air Temperature lt 22 2 Intake Air Temperature Intake Air Temperature 18 218 When the Fuzzy key Temperature Control key is input after the initial setting temperature is selected Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan repeats the low airflow speed or pause as in dehumidification operation 3 Fuzzy Operation for Heating According to the setting temperature selected by Fuzzy rule when the intake air temperature is 3 or more above the setting temperature the compressor is turned off When below the setting temperature the com pressor is turned on Compressor ON Temperature 2 Setting Temperature Compressor OFF Temperature 2 Setting Temperature 3 C At the beginning of Fuzzy mode operation the setting temperature is automatically selected according to the intake air temperature at that time 20 C lt Intake Air Temperature 2 Intake Air Temperature 0 5 C Intake Air Temperature lt 20 220 When the Fuzzy key Temperature Control key is input after the initial setting tempera
206. to stop the compressor decrease the frequency to 30Hz and turn off Rising speed of frequency 1Hz 2seconds Decreasing speed of frequency 1Hz 1second 2 Compressor Operation Step Step ICOF Step ICOF 0 0 16 60 1 30 17 62 2 32 18 64 3 34 19 66 4 36 20 68 5 38 21 70 6 40 22 75 7 42 23 80 8 44 24 85 9 46 25 90 10 48 26 95 11 50 27 100 12 52 28 105 13 54 29 110 14 56 30 115 15 58 31 120 3 Starting Method ICOF Inverter Compressor Operation Frequency According to table beside change the step to base step Step base for 3 5 minutes Step 1 1 30Hz Step 2 determined by pressure control Step 2 Step 1 Step base 2 Maximum frequency for ICOFis limitted by the temperature of outdoor air Step 3 Step 2 Step base Consumed time 1 min 0 5min 25 min Bos 2 Step 4 Step 3 Step base 2 Step 5 Step 4 Step base 2 Comp Step Step 1 Step 2 Step 3 Step 4 Step 5 Step base 4 Pressure Control Stage B heating operation ICOF is controlled for high pressure to reach base pressure 21bar High Pressure 21bar Step down High Pressure lt 19 bar Step up In cooling operation ICOF is controlled for low pressure to reach base pressure 6 6bar Low Pressure lt 6 1bar Step down Low Pressure gt 7 1bar Step up 5 Res
207. tomatically to the previous operating conditions Remote Control Operation Mode When the remote control is selected by the slide switch on the main unit the appliance operates according to the input by the remote control Protection of the evaporator pipe from frosting f the indoor pipe temp is below 0 in 7 min after the compressor operates without any pause while in cooling cycle operation mode the compressor and the outdoor fan are turned off in order to protect the indoor evaporator pipe from frosting When the indoor pipe temp is 7 or higher after 3 min pause of the compressor the compressor and the outdoor fan is turned on according to the condition of the room temperature Buzzer Sounding Operation When the appliance operation key is input by the remote control the short beep beep sounds When the appliance pause key is input by the remote control the long beep sounds When key is input by the remote control while the slide switch on the main unit of the appliance is on the forced operation position the error sound beep beep beep beep beep is made 10 times to indicate that the remote control signal cannot be received Service Manual 135 Display Function 4 Display Function Operation Indicator Cooling Soft Dry Fan Heating 4 Sleep Timer Indicator Sleep Mode m Timer Indicator Timer Mode Defrost Ind
208. tral controller 12 C D Simple central Controller Group number of each indoor unit is set with rotary switch of control PCB in each indoor unit Before power is supplied the rotary switch for simple central controller on the indoor unit PCB should be set ID Mapping of Rotary Switch is following table Each rotary switch setting in Indoor SW01M GROUP SWO2M UNIT Simple central controller recognition 1 e Group 0 Unit 7 Group 0 Unit an Group 0 Unit 7 204 Murnri V Outdoor Unit Installation Wiring Diagram for Simple Central Control Outdoor Unit 1 Control box lt Group Number 0 gt Central Control DIP Unit 1 M aster SWITCH For Master the First switch of DIP switch should be ON and the other three switches can be On or Off Don t Care Condition Outdoor Unit 2 Control box Td lt 1 gt GND Control Unit 2 For Slave the First switch of DIP switch should be OFF and the other three switches can be On or Off Don t Care Condition Borad of Simple Cental Control Vcc GND C D Group Number Setting S W Master Slave Mode Select S W Service Manual 205 Installation Cassette Duct Convertible type indoor unit Group ID rotary S W pO ET Indoor unit ID rotary S W Wall Mounted type indoor unit Group ID rotary S W Indoor
209. trol The louver can be set at swing up and down automatically Auto Restart Although the air conditioner is turned off by a power failure it is restarted auto matically previous operation mode after power supply Deice defrost control Heating Both the indoor and outdoor fan stops during defrosting Hot start after defrost ends The indoor fan does not rotate until the evaporator pip Conirol HeaHng ing temperature will reached at 25 To install a unit is very convenient because of smaller Compact and light design sizetha textile The most advanced low noise design The adoption of turbo fan and round type heat exchang er give the quietest operation Low noise Long life wrinkle type and washable and anti bacteria mong miter filter is adopted Built in drain pump automatically drains water Migi heau Drain pump standard drain head height of up to 700mm is possible High Ceiling corresponding Function According to the height of ceiling the RPM of indoor fan motor is selected to increase air reaching distance Central Control Optional It is operating individually or totally by central control function 12 muni Indoor Unit Operation Details 3 Operation Details Time Delay Safety Control e 5sec Vertical louvers are delayed for 5 secs to be opened to prevent the frictional sound between louver and air flow 30sec Th
210. ture is selected Fuzzy key value and the intake air temperature at that time are compared to select the setting temperature automatically according to the Fuzzy rule While in Fuzzy operation the airflow speed of the indoor fan is set to the high or the medium according to the intake air temperature and the setting temperature Airflow Speed Selection The airflow speed of the indoor fan is set to high medium low or chaos auto by the input of the airflow speed selection key on the remote control On Timer Operation When the set time is reached after the time is input by the remote control the appliance starts to operate The timer LED is on when the on timer is input It is off when the time set by the timer is reached If the appliance is operating at the time set by the timer the operation continues E Off Timer Operation When the set time is reached after the time is input by the remote control the appliance stops operating The timer LED is on when the off timer is input It is off when the time set by the timer is reached f the appliance is on pause at the time set by the timer the pause continues 116 maari Indoor Unit Operation Details Off Timer lt gt On Timer Operation When the set time is reached after the on off time is input by the remote control the on off timer operation is carried out according to the set time Sleep Timer Operation When the sleep time is r
211. ue to ignoring instruction will cause harm or damage The seriousness is classified by the following indications WARNING This symbol indicates the possibility of death or serious injury A CAUTION This symbol indicates the possibility of injury or damage to properties only Meanings of symbols used in this manual as shown below gt Be sure not to do Be sure to follow the instruction This symbol indicates a part which must be grounded This symbol indicates that caution should be taken with rotating parts This symbol is displayed on the main unit label lt Color Tellow gt This symbol indicates that the main switch must be turned off before service This symbol is displayed on the main unit label lt Color Blue gt This symbol alerts you to the risk of electric shock This symbol is displayed on the main unit label lt Color Yellow gt This symbol alerts you to the risk of hot surface This symbol is displayed on the main unit label lt Color Yellow gt This symbol alerts you to hazards that could cause harmto the air conditioner gt This symbol indicates special notes e ELV Pay attention to electric shock And at servicing please shut down the power supply for both of Indoor and Outdoor Unit A WARNING Carefully read the labels affixed to the main unit Service Manual 5 Safety Precautions
212. upply Terminal Local Supply Block Connector Block Connector RED 12V 5 i 5 YL SIGNAL 1 ugong o Main PCB ees Main PCB BR GND Joen BR GND o 2 Jonn Let o 16 UE Connecting Cable Local Supply 941310 Wired Remote Controller Standard Slide Switch T Remote Using the supplied Wired Remote Control wire them Controller like above PCB Move slide switch 2 to Group position Ensure that the color of wire CAUTION Be careful not to exchange the color of wires The maximum length of connecting wire should be below 200 250 on connecting each units Use a wire more than 0 5mm 192 V Outdoor Unit Deluxe Central Control E 2 Deluxe Central Control 2 1 Introlduci 2 1 1 Summary Deluxe Central control is a product available for individual and integrated monitoring and control of maximum 256 of Multi V air conditioner systems Specially operation status of the individual air conditioner can be particu larly checked Individual or simultaneous operation of the air conditioner operation mode wind quantity user locking and temperature setup are also available Specially for this system installation is simple and user s environment is excellent Central control is available by a simple manipulation In addition this
213. ure 2 Setting Temperature 0 5 While in compressor running operating with the airflow speed set by the remote control While in compres sor not running operating with the low airflow speed regardless of the setting Soft Dry Operation Mode When the dehumidification operation input by the remote control is received the intake air temperature is detected and the setting temperature is automatically set according to the intake air temperature 26 C lt Intake Air Temperature 2 25 24 C lt Intake Intake Air Temperature lt 26 2 Intake Air Temperature 1 18 lt Intake Intake Air Temperature lt 24 C 2 Intake Air Temperature 0 5 Intake Air Temperature lt 18 2 18 C While in compressor off the indoor fan repeats low airflow speed and pause While the intake air temperature is between compressor on temperature and compressor off temperature 10 min dehumidification operation and 4 min compressor off repeat Compressor ON temperature 2 Setting Temperature 0 5 Compressor OFF temperature gt Setting Temperature 0 5 10 min dehumidification operation the indoor fan operates with the low airflow speed Heating Mode Operation When the intake air temperature reaches 3 above the setting temperature the compressor is turned off When below the setting temperature the compressor is turned on Compressor ON temperature 2 Setting temperature Compressor OFF temperature gt Setting temperature
214. w Fan Cross Flow Fan Fan Motor Output x Number 7 5 7 5 14 4 Air Flow Rate High cmm 5 6 7 0 9 5 cfm 196 247 336 Drive Direct Speed control Phase control Temperature Control Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystyrene Air Filter Resin Net Washable Safety Device Fuse Fuse Fuse Liquid Side mm inch 6 35 1 4 6 35 1 4 6 35 1 4 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 12 7 1 2 Drain Pipe Internal Dia mm 25 25 25 Net Weight kg Ibs 8 18 5 8 18 5 9 5 20 9 Noise Level Sound Press 1m H M L dBA 3 30 33 27 34 31 28 36 33 30 Power Supply O M Hz 1 220 240 50 1 220 240 50 1 220 240 50 Power Cable AWG P mm 12 3 2 5 12 3 2 5 12 3 2 5 Refrigerant Control L E V L E V L E V Standard Accessories Operation Manual Installation Manual Installation Panel Paper Pattern for Installation Clamps Screws Frant Panel Color a R Mirror G Gold B Blue Position Notes 1 Capacities are based on the following conditions Conversion Formula Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB z kcal h kW x 860 Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Btu h kW x 3414 Interconnecting Piping Length 7 5m cfm m min x 35 3 Level Difference of Zero Heating Indoor Temperature 20 C 68 F DB 15 C 59 F W
215. wire may result in a general unit failure or fire Service Manual 7 Safety Precautions Do not wash the air conditioner units Be careful that the installation base is not damaged by long use Washing them may cause an electric shock If the damage is left uncorrected the unit may fall and cause personal injury or property damage Safely dispose of the packing materials Packing materials such as nails and other metal or wooden parts may cause stabs or other injuries Tear apart and throw away plastic packaging bags so that children will not play with them If children play with a plastic bag which was not torn apart they face the risk of suffocation Cautions A CAUTION Turn on the power at least 12 hours before starting operation Starting operation immediately after turning on the main power switch can result in severe damage to internal parts Keep the power switch turned on during the operational season Do not touch the switches with wet fingers Touching a switch with wet fingers can cause an electric shock Do not touch the refrigerant pipes during and immediately after operation During and immediately after operation the refrigerant pipes may be hot or cold depending on the condition of the refrigerant flowing through the refrigerant piping compressor and other refrigerant cycle parts Your hands may suffer burns or frost bite if you touch the refrigerant pipes Do not operate the a
216. x 2x12x18 2x 12x21 2 12 21 m 0 184 0 184 0 184 Moisture removal Ih 1 0 1 0 1 5 Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Fan Motor Output x Number 14 1 14 1 14 1 Air Flow Rate H M L cmm 6 5 4 7 6 5 10 9 8 225 197 168 246 216 195 353 317 283 Direct Speed Control Phase Control Phase Control Phase Control Temperature Control Microprocessor Thermostat for cooling and heating Sound Absorbing Thermal Insulation Material Foamed polystyrene Foamed polystyrene Foamed polystyrene Safety Device Fuse Thermal Fuse for Fan Motor Thermal Fuse for Fan Motor Fuse Thermal Fuse for Fan Motor Liquid Side mm inch 6 35 1 4 6 35 1 4 6 35 1 4 Pipe Connections Gas Side mm inch 12 7 1 2 12 7 1 2 12 7 1 2 Drain Pipe Internal Dia mm 25 25 25 Net Weight kg Ibs 17 37 5 17 37 5 17 37 5 Noise Level Sound Press 1 5m H M L 3 35 32 29 37 34 31 39 36 35 O V Hz 1 220 240 50 1 220 240 50 1 220 240 50 Power Cable AWG P mm 12 3 2 5 12 3 2 5 12 3 2 5 Refrigerant Control L E V L E V L E V Panel Color White White White Decoration Panel Dimensions W H D mm 1050 480 30 1050 480 30 1050 480 30 inch 41 3 18 9 1 2 41 3 18 9 1 2 41 3 18 9 1 2 Standard Accessories Owner Manual Installation Manual Paper Pattern for Installation Drain Hose Clamp Metal

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