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Service Manual

1. m K ZZ NN ZZ NX NON ZZ NN Y N 77 NN 7 77 ANN ZA X ZZ NA 177 p ZI 1 NW ZZ Li II Z AX LI JII Z lt L a T IL LZ N LI u 214 Z u ZZ X TL ZZ LC Z LL W ZZ N L7 7 7 ZL I NN ZL SK NK Lf ANN NN ZZ SN NN SiL X 22 a pus e 7 N LL Mf FSOIF 120AE2 FSOIF 181AE2 FSOIF 241AE2 FSOIF 300AE2 FSOIF 361AE2 3F 64 760 845 900 900 990 560 590 590 624 335 333 333 366 360 355 355 396 312 302 302 340 320 315 315 345 700 860 860 965 Outdoor Units 2 Service Space Wall or obstacle Air inlet Nf i More than 30cm More than 30cm 2 Air inlet gt Maintain channel _More than soom Air outlet More than 200cm Outd
2. Outdoor Units Wiring Diagrams 4 Wiring Diagrams FSOIF 120AE2 202037391346 x SENSOR HEAT EXCHANGER SENSOR ee WHITE 4 PLACK DISCHARGE SENSOR OLP TEMP SENSOR YELLOW U RED W BLACK RED BLUF Ti d CE KFR26W BP3 PFC 120 D 13 MP 2 EO i NOTE Four way valve LE Is used in the Q CN6 C Cooling amp Heating unit only _ REACTOR R1005 R20035 FAN c TO INDOOR UNIT POWER SUPPLY OUTDOOR WIRING DIAGRAM Outdoor Units 67 Wiring Diagrams FSOIF 181AE2 FSOIF 241AE2 FSOIF 300AE2 202075390587 LOW PRESSURE PROTECT _ HH PRESSURE PROTECT 4 OUTDOOR AMBIENT E P14 TEMPERATURE SENSOR omo 113 CONDENSER NNNM TEMPERATURE SENSOR L OUT ENC ons PM BOARD MEM DISCHARGE SENSOR ON 4 MAIN BOARD ELECTRONIC EXPANSIVE 4 WAY HEATI 2 en CN28 ar ARAL we lt gt gt ea COMPRESSOR ROKK OPTIONAL m Lr AX KX __ TO INDOOR COMM BUS NOTE PLEASE USE
3. memmen n m m m am m e m m n m mcm pew we eee ee 10 DISPLAY TO WIRE CN10 CN10A BOARD CONTROLLER I pig RED T2 E HE cer dau use BLACK MIDDLE PIPE TEMP ppm y ee CN23 CN33 CN29 CN28 CNS mm L WHITE ROOM TEMP i DC MOTOR I ae ER m L L3 i E Y X Q E P ON OFF ALARM i i OUTER PIPE TEMP 3 z El gt i i E f il UO nehi 88 854010 D cs HL PEL gt p BHL san coo LB amende i ur Mu CLE ONE Lee p de Es eee see i habele M i 88 ded T i E3 E IE 41 i Outer Driver 2 Tooutdoor Remote Alarm TT if j se 4 To Earth DC Motor 1 Comm Bus j Control Output jj To CCM To outdoor T i temm ee MTM E i ____Comm Bus__Comm Bus ij E TePower I Indoor Units 25 Wiring Diagrams FOR SETTING POWER FOR
4. 43 2 DIMENSION uu uuu uuu ua Ta 44 9 Service SPACE cost dubium EMEN E 45 B iuleteRBIFTo luper 46 5 Air Velocity and Temperature Distributions Reference Data 47 Chardc eris HES oios 48 72 SOUNG DevelS uu uuu 48 ACGESSOFIES Re een ne MS 49 9 The Specification of Power 49 10 FICA WINO om 50 42 Indoor Units 1 Features 1 1 New panel gt 360 surrounding air outlet design affords comfortable feeling Features 1 2 Compact design gt The body size is 570 260 570 it s just smaller than the ceiling board so its very easy for installation and will not damage the decoration The panel size is 647x50x64 7mm gt hooks are designed in the four corners of the body which can save installation space i 1 3 Electric control box built in design gt E box is simply and safely built inside the indoor unit convenient for installation and maintenance Can check the control part easily you only need to open the air return grille E Box Inside 1 4 Air passage function from the two sides to the nearby small rooms gt Reserves the space for air outlet from the side of indoor unit Its availed to connect air duct Indoor Units 43 Dimensions 2 Dimensions 9 Unit mm T
5. 1 5m Noise Power Noise level dB A Model w t FSFIF 120AE2 60 Console 8 Accessories Shape Quantity 2 1402 Quantity C Remote controller Remote controller amp Its Frame Alkaline dry batteries AM4 Installation manual 1 Owners manual L 9 The Specification of Power MODEL 12000 Btu h Power Frequency and Voltage 220 240V 50Hz Circuit Breaker Fuse A Indoor Unit Power Wiring mm2 Outdoor Unit Power 3x2 5 Indoor Outdoor Connecting Wiring Wiring mm2 Strong Electric Signal Weak Electric Signal Console Type 61 10 Field Wiring FSFIF 120AE2 Air Condition Link Circuit INDOOR UNIT 1 4 cable 4 1 5 2 Power supply 1 Phase 220 240V Use 3 core cable 3x2 5mm OUTDOOR UNIT 62 Outdoor Units Part 3 Outdoor Units t DIMENSIONS NR 64 2 S8IVICO SPACE anna 65 Se PIDINO DIAGFAMS eenen EEEE 66 4 Wiring DIAGFAMS 67 2 Electric GnaracteriStICS 2 2 69 5 Operation 70 72 DOUNG LCV m 71 Outdoor Units 63 Dimensions 1 Dimensions
6. Judge 1 Whether the wiring between the high pressure switch and main contro No Connect it well board is connected well or correctly Yes Y Judge 2 Whether the high pressure protector is broken Method Short connect the high pressure protector Socket check whether the Yes Replace high pressure protector system can run normally No Y Check whether the refrigeran system is ok Judge 3 Check whether the outdoor ambient temperature is higher thar Stop the unit 5 C No Y Judge 4 Check whether the b Replace outdoor main boarc 140 outdoor unit is bad Yes Make the outdoor unit ventilate wel ventilatior No Y Judge 5 Check whether the heat exchanger is dirty Clean the heat exchanger Let the refrigerant out then use the Judge 6 Check whether the high pressure nitrogen or refrigerant tc MM Yes refrigerant pipe is blockec blow pipe vacuumize and charge the refrigerant agair Electrical Control System 2 4 4 10 P2 malfunction For 36k models F2 display Low pressure protectior Judge 1 Whethei the wiring between the low pressure protector and main control board is connected well or correctly Yes Y Judge 2 Whethe
7. Insert the EEPROM well Y Electrical Control System 131 Troubleshooting 2 4 4 2 E2 malfunction E2 display Indoor outdoor units communication error Power off then turn on the unit 5 seconds later reconnect the power wire Is the error still displaying after several minutes Yes Y Check whether there s any interference Remove interference Such as too many lamps power Yes Increase the capacity of anti transformers Or the signal wire interference is too long No Y Check whether the signal wire Is shield cable or whether the No shield cable is earthing Yes Y i Check whether the wire is Adopt shield cable Shield cable earthing correct polarity P to P Q to Q No Correct the connection E to E Yes Y Check whether the signal wire is broken Y Yes p Replace the signal wire No Y Check whether the signal wires insert on PCB well No Pull out and insert back Y Yes Replace indoor PCB is the error distinguished No Y Replace the outdoor PCB 132 Electrical Control System 2 4 4 3 E3 malfunction E3 display Communication malfunction betweer PM board and outdoor main boarc Is there at le
8. 54 298 9 07537 44 ous se ons 55 97949 18 0282 eo se 27323 070944 196 0280160 sm 5 2662 or oessa 17 0288 1340 5 250073 o 18 026 1 sz s 2467 o 068 9 022 NOT MT RTD O N 2 O O O O gt L O x N O N N gt I NI N IO Aaa AT ol lololol olol o lo oo NIN o N Oo 3 cO cO cO cO cO cO NI NI NI NI NI NIT NIN N gt on Rios NI gt DO wo ms N 148 Electrical Control System Troubleshooting Appendix 2 Unit C K Discharge temp sensor table NO ak s sus an eg ot 385 _ o 426 w s _ ar 4s se 33 _ 6 ms 24 Sa 9 nm 4 325 _ 467 5 6 3X5 9 We sm _ 33 Wr 395 _ 346 125 294 _ m 34 em 18 28 0 37 3 o wo 2e _ 9 em m 926 m 2 _ 259 32 7 4 3 3 868 259 _ 5
9. Size of outline Outline dimension mm Air outlet opening size Air return opening size dimension mounted plug A J K L M 350 Capacity KBtu 920 __30 1140 270 775 710 65 933 35 179 1035 260 20 1180 490 j CEN Indoor Units 23 Service Space 3 Service Space Ensure enough space required for installation and maintenance 200mm or more 300mm or more AN ETA PLES TT TF AAA 600mmX600mm checking orifice All the indoor units reserve the hole to joint the fresh air pipe The hole size as following Duct joint for mew air duct 24 Indoor Units Wiring Diagrams 4 Wiring Diagrams FSLIF 181AE2 FSLIF 241AE2 FSLIF 300AE2 FSLIF 361AE2 gt i Outer Driver i DC Motor INDOOR UNIT MAINBOARD 1 POWER SETTING I F i 27075 07 PALM 46973 975 4497 o PS NE ETE TT koer teu tani tea Zas i koer z 9 eee Model Y 90 Y 140 x T DRIVER MODLE Setting ccording to related model I s ie ee SSS eee Ceiling Floor Type VSWING 1 SWING i eer
10. Yes v Replace the indoor PCE 2 4 1 4 Full water malfunction H the water level switcr is inserted well Yes Y the water level switct is broken No Y If the water pump is norma No gt Insert the water level switch well Yes Replace the water level switct No gt Replace the water pump Yes v Check PCB board or replace the indoor main PCB Electrical Control System 125 Troubleshooting 2 4 1 5 Indoor fan speed has been out of control Shut off the power supply and turn it or 5 seconds No later Is it still displayinc the error code The unit operates normally va Find out the cause and have it solved For Shut off power supply 4 example check rotate the fan by hand NO Does it rotate properly blocked or the bearinc is broken Yes Check me wires of far motor Are all the No connections good Y Correct the connections T If the Check m fan malfunction is Replace the far ae motor is normal through No still existing motor index 1 replace the 4 4 main PCE No Yes Y Replace the Check whether the main PCB is HIR dE No The normal through index 2 En malfunction is solvec Yes
11. 12 5 12 aes High 3 0 Medium 1 5 Y Low Ts 24 For other models i High 4 0 Medium 3 0 2 0 Y Low Ts 24 1 3 2 Cooling Mode 1 3 2 1 Outdoor PMW open angle control The unit is working in cooling mode with the EXV open 300P For 12K it is 220P for 3 minutes then adjusting PMW open angle according to the temperature of compressor discharge every 2 minutes Electrical Control System 105 Electrical Control Function 1 3 2 2 Outdoor fan running rules 1 3 2 3 Indoor fan running rules For Console 12K DC FAN HI SPD ADD DC FAN MID SPD ADD DC FAN MIN SPD ADD DC FAN SLOW SPD ADD DC FAN SSLOW SPD ADD In cooling mode indoor fan runs all the time and the speed can be selected as high medium low auto and silent When the compressor is running the indoor fan is controlled as below Setting speed ETI CF The auto fan acts as below rules T1 Ts 6 0 5 0 4 0 2 5 1 0 106 dE HT Actual fan speed 7 M Mz M 2 L L L D L L LD H H L 0 75 L H L 0 5 L H L 0 25 L L Electrical Control System Electrical Control Function For Compact cassette 12K In cooling mode indoor fan runs all the time and the speed can be selected as high medium low auto and silent The auto fan TESTS High 3 0 Med
12. d Indoor Units 44 Service Space 3 Service Space Inlet Outlet Ground Hiceiling height 176 Ceiling Indoor Units 45 Wiring Diagrams 4 Wiring Diagrams FSKIF 120AE2 EU 202052390065 TYPE SELECTION Auto YES restart bis 46 According to the EEPROM setting TEMPERATURE COMPENSATE BLAOK xs JEJE RT2 a TO CCM COMM BUS 5550505 PIPE DISPLAY ZN 5 WHITE VV Nixs2 2 TN L7 2 XS6 N HIGH SPEED FAN SPEED SUPER HIGH SPEED WIRING DIAGRAM INDOOR UNIT CODE PART NAME CN1 20 BOARD SOCKETS QUTDOOR UNIT XS1 XS6 CONNECTORS 5 MAY TERMINAL INDOOR AG FAN MOTOR NOTE The wiring diagram is tor explanation purpose only The actual shape of the components may be different Indoor Units Air Velocity and Temperature Distributions Reference Data 5 Air Velocity and Temperature Distributions Reference Data Airflow velocity c Im enm UN Im om Sec lemperature L AM K EZ CE Lb Ym Clu em Lm Im em SM Indoor Units 47 Electric Characteristics 6 Electric Characteristics Indoor Units sns Indoor Units pply Notes MFA Max Fuse
13. Ceiling floor Cooling and heating Four way cassette compact Cooling and heating 1 2 Outdoor Units Universal Outdoor unit Model Compressor type Compressor Brand Matched indoor units FSKIF 120AE2 EU FSOIF 120AE2 Rotary FSFIF 120AE2 GMCC FSKIF 181AE2 GMCC FSLIF 181AE2 FSPIF 181AE2 FSOIF 181AE2 Rotary FSKIF 241AE2 GMCC FSLIF 241AE2 FSPIF 241AE2 FSOIF 241AE2 Rotary FSKIF 300AE2 GMCC FSLIF 300AE2 FSPIF 300AE2 FSOIF 300AE2 Rotary FSKIF 361AE2 FSOIF 361AE2 3F Rotary Mitsubishi FSLIF 361AE2 FSPIF 361AE2 2 General Information External Appearance 2 External Appearance 2 1 Indoor Units Super slim cassette Compact Four way cassette 2 2 Outdoor Units Single fan outdoor unit General Information 3 Features 3 Features 4 1 To meet Europe A level actual EER COP of new product with BLDC motors of indoor amp outdoor unit and DC compressor will be higher than 3 4 4 2 Low ambient kit is standard for outdoor units 4 3 Network control function is standard for the indoor units 4 4 Standard auto restart function and follow me function 4 5 Slim cassette with standard remote controller wire controller for optional Duct with standard wired controller remote controller for optional 4 6 Standard anti cold air function 4 7 Standard auto defrosting function 4 8 Standard self diagnose function 4 9 Standard timer function and sleep mode function controlled by con
14. Yes Stop the unit Clean the heat exchanger Let the refrigerant ou then use the high pressure nitrogen or refrigerant to blow pipe vacuumize and charge the refrigerant again 144 Electrical Control System 2 4 4 14 P6 malfunction For single phase models Troubleshooting At first test the resistance between every two ports of U V W of IPM and N If any result of them is 0 or close to 0 the IPM is defective Otherwise please follow the procedure below P6 display IPM module protectior Check whether the voltage range of F N on IPM module is norma DC277 356V for 1 K Check whether the egulate it to correct Nc 24KBtt DC277 410V for 36KBt l d Yes Check whether the connecting line between main board and the IPM module is connected tightly Yes input power supply is correc 220 240 2 then check whether the system can work normally Check whether the connecting line of the compressor is connected correctly or tightly No No Connect it tightly check ok or heck whether th Connect it correctly power supply line is No and tightly check ok connected correctly rane and tightly Ne Connect it well check ok or not Check whether the lines in E part box are connect
15. Index 1 1 DC fan motor control chip is inside fan motor Measure the resistance value of each winding by using the tester If any resistance value is zero the fan motor must have problems and need to be replaced For other models f NS 126 Electrical Control System Troubleshooting For console Rd 2 Indoor DC Fan Motor control chip is in outdoor PCB Feedback 1 5 Simi Hu Hv Hw Ve GND Color Red Blue Yellow Sim w V 1 Release the UVW connector Measure the resistance of U V U W V W If the resistance is not equal to each other the fan motor must has problems and need to be replaced Otherwise go to step 2 2 Power on and when the unit is in standby measure the voltage of pin4 5 in feedback signal connector If Electrical Control System 127 Troubleshooting the value is not 5V change the PCB Otherwise go to step 3 3 Rotate the fan by hand measure the voltage of pin1 5 pin 2 5 and pin 3 5 in feedback signal connector If any voltage is not positive voltage fluctuation the fan motor must has problems and need to be replaced Index2 1 Indoor DC fan motor control chip is inside fan motor Po
16. Always use gloves and glasses to protect your hands and eyes during the charge work Use electronic scale or fluid infusion apparatus to weight refrigerant to be recharged Be sure to avoid extra refrigerant charged it may cause liquid hammer of the compressor or protections Use supplementing flexible pipe to connect refrigerant cylinder pressure gauge and outdoor unit And The refrigerant should be charged in liquid state Before recharging The air in the flexible pipe and manifold gauge should be exhausted After finished refrigerant recharge process check whether there is refrigerant leakage at the connection joint part Using gas leakage detector or soap water to detect Installation 99 Engineering of insulation 9 Engineering of insulation 9 1 Insulation of refrigerant pipe 9 1 1 Operational procedure of refrigerant pipe insulation Cut the suitable pipe insulation except joint section flare the pipe piping layout and connection vacuum drying insulate the joint parts 9 1 2 Purpose of refrigerant pipe insulation gt During operation temperature of gas pipe and liquid pipe shall be over heating or over cooling extremely Therefore it is necessary to carry out insulation otherwise it shall debase the performance of unit and burn compressor gt Gas pipe temperature is very low during cooling If insulation is not enough it shall form dew and cause leakage gt Temperature of gas pipe is very high g
17. 24 C CAUTION 1 If the air conditioner is used beyond the above conditions certain safety protection features may come Into operation and cause the unit to operate abnormally 2 The room relative humidity should be less than 80 If the air conditioner operates beyond this figure the surface of the air conditioner may attract condensation Please set the vertical air flow louver to its maximum angle vertically to the floor and set HIGH fan mode 3 The optimum performance will be achieved during this operating temperature zone 70 Outdoor Units Sound Levels 7 Sound Levels Outdoor Unit Microphone H Pee 1 0m Note H 0 5 x height of outdoor unit FSOIF 120AE2 6 FSOIF 181AE2 6 1 5 FSOIF 300AE2 70 Outdoor Units 71 Installation 72 Part 4 Installation 1 Installation Procedure 73 2 SCICON mee 74 3 Indoor unit installation 75 4 Outdoor unit installation Side Discharge Unit 89 5 Refrigerant pipe installation 90 6 Drainage pipe installation 94 7 Vacuum Drying and Leakage Checking 98 8 Additional refrigerant charg
18. 33 Features 1 Features 1 1 New design more modern and elegant appearance 1 2 Convenient installation The ceiling type can be easily installed into a corner of the ceiling even if the ceiling is very narrow t is especially useful when installation of an air conditioner in the center of the ceiling is impossible due to a structure such as one lighting 1 3 Two direction auto swing vertical amp horizontal and wide angle air flow Air flow directional control minimizes the air resistance and produces wilder air flow to vertical direction The range of horizontal air discharge is widened which secures wider air flow distribution to provide more comfortable air circulation no matter where the unit is set up 1 4 Three level fan speed more humanism design meets different air supply requirement 1 5 New foam drain pan with plastic spraying inner surface Foam case Plastic spraying surface 1 6 Easy operation 1 7 Remote control and optional wired control method 34 Indoor Units Dimensions 2 Dimensions D Connecting point of refrigerant pipe D gas side E Connecting point of refrigerant pipe E Liquid side Hook 18K 24K 1068 675 235 983 220 30K 36K 1285 675 235 1200 220 Indoor Units 35 Service Space 3 Service Space 21000mm 2 35mm 36 Indoor Units Wiring Diagrams 4 Wiring Diagrams FSPIF 181AE2 FSPIF 241AE2 FSPIF 30
19. Replace indoor PCB Repair the leakage anc recharge the refrigeran Troubleshooting 129 Troubleshooting 2 4 3 For the unit with TWINS function For the super slim cassette amp duct 2 4 3 1 Communication malfunction between master unit and indoor unit Displayec Communication failure between master unit and slave uniti Check the dial switch settings of aster unit and slave unit is it rights Ye Check the PQE communication wires connection is it good enough Ye Y One of the 2 indoor PCBs is defective Connect only one indoor unit to the outdoor unit separately The one caused error code is defective Problem is solvec Ne Correct the settings Correct the wire connections 2 4 3 2 Other malfunction between master unit and indoor unit One indoor unit displays F4 which means another indoor unit is faulty Check another indoor unit s error code and then follow the appropriate solutions to solve the malfunction 130 Electrical Control System Troubleshooting 2 4 4 For the outdoor unit 2 4 4 1 EO malfunction EO display Outdoor EEPROM malfunction Yes Y If the EEPROM chip is welded on PCB replace the PCB directly Otherwise No check whether the EEPROM chip plugged in PCB well Yes y Replace the outdoor main board
20. Wire Joint 5p Wire Controller 5 Core Shield Cable the length is decided by installation Installation Notice When the air conditioner needs the constant frequency wire controller be sure adding a wire joint with 5 terminal named A B C D E in indoor unit and fixing an infrared emitter whose anode and cathode connecting with A and B near the receiver in the indoor unit switch board then connecting the terminal 5v GND Run in the switch board to C D E respectively While installing using Screwdriver or other tools to open the back cover from the inside Back cover of Wire Controller Front cover of ia per Wire Controller LCD display Wood Mounting Turning cover screw MAX20 For the Terminal Group Is standing After the back cover is out of the back cover so It 15 fastened to fix up the necessary to obligate holes and front cover first lock it is forbiden to fasten difectly to the one of the two then the another NOTE The connecting wire should be a little longer as to take away the switch board easily for maintenance The connecting wire should be a little longer as to take away the controller easily for maintenance Electrical Control System 155 Controller LFIS B 1401 156 Electrical Control System
21. eu Indoor Units 31 Field Wiring 10 Field Wiring FSLIF 181AE2 FSLIF 241AE2 FSLIF 300AE2 FSLIF 361AE2 Air Condition Link Circuit 202070390575 INDOOR UNIT Power supply m Power su pply Power supply 1 Phase 220 240V in 1 Phase 220 240V 1 Phase 220 240V Use 3 core cable 3x1 5mm 2 IN Use 3 core cable 3x1 5mm 2 32 NDOOR lal INDOOR UNIT mum x Use 3 core cable 3x1 5mm 2 Only in case of TWIN system Only in case of TWIN system 3 core shielded cable 3 core shielded cable 3x0 5mm2 3X0 5mm j 5 O C Power supply 3 Phase 380 415V Power supply 1 Phase 220 240V 5 core cable 5x2 5mm 18K 30K 3 core cable 3x2 5mm For 36K Btu h For 18K 30K Btu h Lt with 3 Phase outdoor unit with 1 Phase outdoor unit Indoor Units Ceiling amp Floor Type Indoor Units Ceiling amp Floor Type I 34 DIMENSIONS EDT 35 Service Space 36 Wiring Diagrams 37 Electric Characteristics 39 SOURCE deter 39 SIACCOS SOMOS u uu uuu 40 The Specification of 40 Nuria E T S annemie 41
22. normal DC 350 650V po d Yes Check whether the connecting line between main board and the IPM module is connected tightly Yes Connect it tightly check ok or not connecting line of the compressor is connected correctly or tightly Yes Connect it well check ok or not eplace the IPM module Check whether the input power supply is correct 380 415 50Hz Regulate it to correct then check whether the system can work normally connected No heck whether th power supply line is onnect it correctly connected correctly No and tightly check ok i or not and tightly No Check whether the lines in E part box are Connect it tightly 2 tightly check ok or No check whether the system can work normally No Replace the main board Yes Check whether the bridge rectifiers are normal Use the multimeter to measure the resistance between each two terminals check whether there is the condition that value of resistance is 0 check whether the system can work normally No Replace the compressor check whether the system can work normally Yes No Yes Y Yes Replace the bridge rectifiers y Check whether the 3300uF 400V electrolytic capacitor is normal No Re
23. 3 1Wireless Remote Controller 3 1 1RG36C2 BGE Model RG36C1 BG C E RG36C2 BG C EF Rated Voltage 3 0V Dry batteries RO3 LRO3 X 2 150 Signal Receiving 8m when using 3 0 voltage it gets 11m Range Performance Feature 1 Operating Mode AUTO COOL DRY HEAT Cooling only model without and FAN 2 Timer Setting Function in 24 hours 3 Indoor Setting Temperature Range 17 C 30 C 4 Full function of LCD Liquid Crystal Display Function buttons 9 2 ON OFF Button Operation starts when this button is pressed and stops when this button is pressed again MODE Button Each time the button is pressed the operation NOTE Heat mode is for Cooling amp Heating models only SWING Button Pressing the button less than 2 seconds to activate the horizontal louver swing up and down automatically Pressing the button long to activate the vertical louver swing left and right automatically NOTE The left and right swinging of vertical louver function is only for some models DIRECT Button Used to change the louver movement and set the desired up down air flow direction The louver changes 6 in angle for each press SLEEP Button Active Disable SLEEP function If pushing more than 2 seconds the FRESH function will be activated pushing more than 2 seconds again to disable NOTE While the unit is running under SLEEP mode it would be cancelled if press the MODE FAN SPEED or ON
24. A 14 Indoor Units Sound Levels 6 Sound Levels 1 4m E Microphone Noise level dB A Model Noise Power dB A FSKIF 181AE2 FSKIF 241AE2 FSKIF 300AE2 Indoor Units 15 Accessories 7 ande Installation Installation paper board t sWaFa ss Tubing amp Fittings r insulation sheath 0 2 Out let pipe clas 1 Drainpipe Fittings aee ohn wmm _ Sem 5 Remote controller amp Its Frame Remote controller amp Its Frame The product you Remote controller holder have might not be HOME ue IO SIDO Mounting screw ST2 9x10 C H accessories Installation manual manual Installation accessory Expansible hook The product you have nn might not be provided the Installation hook hook following accessories 16 Indoor Units The Specification of Power 8 The Specification of Power 18000 24000Btu h 30000 Btu h 36000 Btu h Frequency and INDOOR UNIT Voltage 220 240V 50Hz 220 240V 50Hz 220 240V 50Hz POWER POWER WIRING 3x1 5 3x1 5 3x1 5 mm Fuse A Frequency and OUTDOOR UNIT Voltage 220 240V 50Hz 220 240V 50Hz 380 420V 50Hz POWER POWER WIRING 3x2 5 3x2 5 5x2 5 mm2 Fuse A Sd Indoor Outdoor Connecting Wiring Weak Electric Signal mm 3x0 5 shielded 3x0 5 shielded 3 0 5 shielded Indoor Units 17 Field Wiring 9 Field Wiring Air Condition Link Circuit NDOOR T INDOOR UNIT
25. FSFIF 120AE2 isi a Console Type 3 Service Space 1 gt 1000mm P Console Type 4 Wiring Diagrams FSFIF 120AE2 202052290090 FUNCTION OF SWITCHES M TEMP ADJ FAN TEMP COMPENSAT ON SW102 TEMP SWITCH BOARD DISPLAY BOARD xl or IQ goj F Bp VW M 1 2 BLACK WHITE Xs3 PIPE ROOM 54 5 iP RT1 X THE STRONGEST LEVEL OF AIR FLOW RATE THE SECOND STRONGEST LEVEL OF AIR FLOW RATE FACTORY SETTING POWER SUPPLY ROR TO OUTDOOR UNIT I NOTE PLEASE USE 3 TO WIRE CONTROLLER CORE SHIELDED WIRE NOTIGE 4 53 AND BIGGER TYPE ADOPT d THIS CONNECTION METHOD Console Type N xs5 UNI xs WIRING DIAGRAM INDOOR UNIT eren ner sme NOTICE 1 THE TYPE SELECTION AND MO MU HAS BEEN SET BEFORE LEAVING THE FACTORY ANYONE CAN T MODIFY IT EXCEPT THE MAINTENANCE PERSON NOTICE 2 PLEASE CUT OFF THE JUMPER J1 IF YOU CONNECT THE NET MODULE NOTICE 3 PLEASE CUT OFF THE JUMPER e IF YOU WANT TO HAVE THE TERMAL FUNCTTO 57 Airflow velocity See D d lemperature 58 3m Am Lm m Console Type 6 Electric Characteristics Model FSFIF 120AE2 Console Type Indoor Units Power Supply 59 7 Sound Levels Microphone
26. Power supply P 1 Phase 220 240V inn Phase 220 240V Use 3 core cable 3x1 5mm 2 n Use 3 core cable 3x1 5mm 2 Only in case of TWIN system 3 core shielded cable 3x 0 5mm t 2 Y Power supply 3 Phase 380 415V p 5 core cable 5x2 5mm 2 5 For 36K Btu h with 3 Phase outdoor unit 18 INDOOR Ju Power supply m 1 Phase 220 240V Use 3 core cable 3x1 5mm OUTDOOR UNIT 1 Phase 220 240V 202070390575 INDOOR UNIT Tail 252 Use 3 core cable 3x1 5mm 2 Only in case of TWIN system 3 core shielded cable 3X0 5mm Power supply 1 Phase 220 240V 18K 30K 3 core cable 3x2 5mm For 18K 30K Btu h with 1 Phase outdoor unit Indoor Units Indoor Units 2 Dimensions 3 Service 4 Wiring Diagrams 5 Static Pressure 6 Electric Characteristics 7 Sound Levels 8 Accessories 9 The Specification of Power 10 Field Wiring Duct Type Duct Type Features 1 Features 1 1 Installation accessories Optional gt Front Board Filter Panel for easy installation Front Board Canvas Ai
27. 10 Indoor Units Dimensions 2 Dimensions Indoor Units Tubing side Drain side masa 2 E E c c 950 Panel Unit mm Connecting point of refrigerant pipe Connecting point of drain pipe Liquid side Connecting point of l i k refrigerant pipe uw 77777 Outlet Inlet Outlet 880mm Ceiling hole Ground gt 2500mm ___ H FSKIF 241AE2 FSKIF 300AE2 245 FSKIF 361AE2 Service Space 3 Service Space 7 gt 1000m Indoor Units 4 Wiring Diagrams FSKIF 181AE2 FSKIF 241AE2 FSKIF 300AE2 FSKIF 361AE2 EE er rar aen WIRING DIAGRAM 2217 7717 INDOOR UNIT 4 BB 20204279025 ir i ur 1 sa L Eh 1 Pa MAIN CONTROL BOARD Sw sw 2 SW1 585 SW6 W3 ENCI Factory i i CHS Scttlagp es os eh u u ON rr CH40 CNB GNSS RED IEEE iE AIM SLAVE INDOOR UNIT POWER Wiring Diagrams DISPLAY To WIRE _ BOARD j sus LOHE ru Factory TEE BET TO GOM TO OUTDOOR ri GOMM BUS COMM BUS NOTE PLEASE USE SHIELDED WIRE 13 Indoor Units Electric Characteristics 5 Electric Characteristics Power MFA _ FSKIF 241AE2 220 240 FSKIF 300AE2 220 240 FSKIF 361AE2 220 240 Notes MFA Max Fuse Amps
28. FOR NORTH AMERICAN 3 CORE SHIELDED WIRE UNIT ONLY FSOIF 361AE2 3F 202075590687 WIRING DIAGRAM OUTDOOR UNIT Applicable to the units adopting Een vs lo motor only COMPRESSOR AC CURRENT DETECTOR M Di 3PHASERECTIFIER 1 PHASE RECTIFIER ELECTRIC EXPANSIVE VALVE FM1 OUTDOOR DC FAN OUTDOOR AC FAN HEAT Y CRANKCASE HEATING HEAT D REACTOR LOW PRESSURE SWITCH AC CONTACTOR PTC1 PTC ELEMENT 4 WAY VALVE CONDENSER TEMPERATURE SENSOR OUTDOOR AMBIENT TEMPERATURE SENSOR EEV IZA ZN ZN ZN ZS CAPACITOR BOARD POWER amp FILTER BOARD FERRITE BEAD 4 WAY TERMINAL 3 WAY TERMINAL HEAT YN He Jd oc cun HEAT DN ew ORANGE ORANGE L L RED amp 1p2 E TO INDOOR COMM BUS POWER SUPPLY NOTE PLEASE USE 3 CORE SHIELDED WIRE 68 Outdoor Units Electric Characteristics 5 Electric Characteristics Outdoor Unit Model FSOIF 120AE2 220 240V 198V FSOIF 181AE2 220 240V 198V FSOIF 241AE2 220 240V 198V FSOIF 300AE2 220 240V 198V FSOIF 361AE2 3F 380 415V 342V Outdoor Units 69 Operation Limits 6 Operation Limits Cooling operation Heating operation Room temperature 17 C 32 C 0 C 30 C Outdoor temperature 15 C 50 C 15 C
29. Reference Data 58 Electric CharacteriS ICSu uuu LLULLU LIL LI VEN eani 59 ue dennen aaa aa pasa 60 ACCES SONES eneen eenden aya oee 61 The Specification of Power 61 10 FIIO WINO most 62 Console Type 51 Features 1 Features 1 1 Modern and elegant appearance The simple and stylish designs can nicely harmonies with your living space 1 2 Two air outlet ways Cooling mode Quick Cooling To maintain room temp gt Air outlet from top and bottom to make quick cooling When the A C is just switched on or room temp is still high cold air will be blown out from top and bottom air outlet to cool down the room quickly Air outlet from top to maintain room temp When the room has been cooled down or the A C has been opened over 1 hour cold air only from the top outlet to keep constant room temp Heating mode gt Apnti cold air When the AC is just turn on temperature of evaporator is very low in this case in order to prevent cold air direct blowing only the upper louver is opened in a high position the lower louver closed Console Type 53 Console Type 1 3 Four air inlets 3 1 _ 1 4 Low noise gt DC indoor fan motor which has five speeds gt Low noise and energy saving 1 5 Active carbon filter is standard 54 Console Type 2 Dimensions
30. The body s lower part should sink into the ceiling for 10 12 mm In general L is half of the screw length of the installation hook Ceiling Locate the air conditioner firmly by wrenching the nuts after having adjusted the body s position well 76 Installation Indoor unit installation 3 1 5 Install the panel Remove the grille Grid switch Remove the 4 corner covers Hang the panel to the hooks on the mainbody If the panel is with auto lift grille please watch the ropes lifing the grille DO NOT make the ropes enwinded or blocked Water receiver A DS i Cross screwdriver Installation 77 Indoor unit installation Tighten the screws under the panel hooks till the panel closely stick on the ceiling to avoid condensate water Loosen upper nut Leakage Ceiling Pollution ex Water condensation 6 Hang air in grill to panel then connect the lead terminator of the swing motor and that of the control box with corresponding terminators on the body respectively Install the 4 corner covers back Installation cover s rope Tap Screw Slide the four sliders in the corresponding channel when installing the cover Note The panel shall be installed after the wiring connected 78 Installation Indoor unit installation 3 2 Duct indoor unit installation 3 2 1 Service s
31. Timel Time2 Time conditions time Time conditions Meet the following conditions 1 Running in heating mode 2 14 gt 3 3 Compressor is on 4 T3 lt TempEnterDefrost ADD Cleared conditions Meet any one of the following conditions 1 Compressor is off 2 gt TempEnterDefrost ADD Time2 Time conditions Meet the following conditions 1 Running in heating mode 2 T4 lt 3 C 3 Compressor is on 4 T3 lt TempEnterDefrost ADD C Cleared conditions Meet any one of the following conditions 1 Compressor is off and T3 gt TempEnterDefrost ADD 2 C last for 20 minutes 2 Running in cooling mode 3 Compressor is off for 1 hour Condition of entry defrosting time1 2 gt 40 minutes When defrosting is end time1 and time2 are cleared Condition of ending defrosting If any one of following items is satisfied defrosting will stop and the machine will turn to normal heating mode D The defrosting time achieves 10min 2 T3 215C 3 27 for 60seconds Electrical Control System 111 Electrical Control Function Defrosting action 4 Way valve no longer than 10min Compressor 10S 303 Indoor fan d Outdoor fan PMV running 8 mins with 300P 1 4 H H H H H 1 H H H H PMV 112 Electric
32. increase the effect of fresh air Indoor Units 7 Features A New air intake 1 3 Optional ionizer generator gt lonizer generator is optional to get refreshing air to your room lonizer generator Ventilation motor connector connector gt lonizer can be switched on or ott by remote controller When pressing the Clean Air button on the remote controller lonizer will work and the indicator light on display board will shine 8 Indoor Units Features 1 4 External air duct design gt Reserve external air duct more flexible for the air supply 1 5 Built in draining pump gt Due to the improvement of structure more convenient to repair or replace the draining pump gt V p 1 gt gt Built in draining pump to make sure condensed water drain out reliably Max 750mm l Ceiling Indoor Units 9 Features 1 6 Terminals for alarm lamp and long distance on off controller Window contact connection are standard gt Reserve terminals for the connection of alarm lamp and long distance on off controller more human control a gt 2 ALARM CN33 ON OFF CN23 i Long distance on off controller 1 7 Optional wired controller 1 8 Twins Combination 18k 30k The units can be installed as Twin systems one outdoor unit can connect with two indoor units The indoor units can be combined in any of the different available ratings
33. lt gt Fishex Aircon Solutions Ltd service Manual SUPER DC INVERTER LCAC SERIES Energy Related Products CASSETTE FSKIF 120AE2 EU FSKIF 181AE2 FSKIF 241AE2 FSKIF 300AE2 FSKIF 361AE2 Duct FSLIF 181AE2 FSLIF 241AE2 FSLIF 300AE2 FSLIF 361AE2 ceiling floor FSPIF 181AE2 FSPIF 241AE2 FSPIF 300AE2 FSPIF 361AE2 Console FSFIF 120AE2 NOTE Before servicing the unit please read this at first Always contact with your service center if meet problem FI SM FSKIF FSLIF FSPIF FSFIF AE2 2014 Part 1 General Information uuu uuu a u iedeen seated ane 1 Part 2 Indoor Units p 5 Part 3 Outdoor U RnIES za ew UAE 63 pere eenen deden saunas deen E 72 Part 5 Electrical Control System 103 The specifications designs and information in this book are subject to change without notice for product improvement General Information Part 1 General Information TL MOGEN 2 2 etterende 2 TINODO US u u 3 2 2 Outdoor WINS 3 UTERINE DEEST 4 General Information 1 Model Lists 1 Model Lists 1 1 Indoor Units R410A capacity multiplied by 1000Btu h Function Coolingandheating e e Coolingandheating e e ee 2 NN
34. outdoor Comm Bus YATIONLNOD AIM OL Indoor Units 37 Wiring Diagrams For Setting NETaddress NETaddress 3 2 a 4 Factory Seting DO 1 T jJ FUNCTION SETTING INDICATION 202070590737 38 For Setting Fan Motor Control then No Power Request For Setting Auto Restert optional For Setting POWER t E Sed According to related model For temp compensation W6 Fan motor According DUCTTYPE do not stop to Function CEILING AND 1 FLOOR For Setting CEILING TYPE or FLOOR TYPE According to E Function For Setting Fan Quantity Single Double Mode ON OFF Smee Factory Factory Indoor Units Electric Characteristics 5 Electric Characteristics Model Indoor Units Power Supply ode EE 220 240 EE 220 240 220 240 Note MFA Max Fuse Amps A 6 Sound Levels A SS AN Microphone T fi i 1m 1 5m Air outlet side 1m Microphone p Ceiling Floor Sound Power Noise level dB A Model din San alee Indoor Units 39 Accessories 7 Accessories 1 Remote controller Remote controller amp Its holder The product you Bt have might not be 2 Remote controller holder 1 1 provided the following 8 The Specification of Power 18000 24000Btu h 30000 Btu h 36000 B
35. the body must install vertically 88 Installation Outdoor unit installation Side Discharge Unit 4 Outdoor unit installation Side Discharge Unit 4 1 Service space for outdoor unit Wall or obstacle i Air More than 30cm More than 60cm NS More than 30cm 1 A Maintain channel NS re N Air inlet gt _More than soom HS More than 200cm 2 777777 4 2 Bolt pitch Model FSOIF 120AE2 FSOIF 181AE2 FSOIF 241AE2 FSOIF 300AE2 FSOIF 361AE2 3F 396 4 3 Install the Unit Since the gravity center of the unit is not at its physical center so please be careful when lifting it with a sling Never hold the inlet of the outdoor unit to prevent it from deforming Do not touch the fan with hands or other objects Do not lean it more than 45 and do not lay it sidelong Make concrete foundation according to the specifications of the outdoor units Fasten the feet of this unit with bolts firmly to prevent it from collapsing in case of earthquake or strong wind Installation 89 Refrigerant pipe installation Fix with bolt 5 Refrigerant pipe installation 5 1 Maximum pipe length and height drop Considering the allowable pipe length and height drop to decide the installation position Make sure the distance and height drop between indoor and outdoor unit not exce
36. water pump The length of lifting pipe should not exceed the pump head of indoor unit water pump Pump head of big four way cassette 750mm Pump head of compact four way cassette 500mm The drainage pipe should be set down inclined after the lifting pipe immediately to avoid wrong operation of water level switch Refer the following picture for installation reference Down incline pipe Flexible pipe lt 300mm 6 2 8 Blowhole setting For the concentrated drainage pipe system there should design a blowhole at the highest point of main gt gt gt pipe to ensure the condensate water discharge smoothly The air outlet shall face down to prevent dirt entering pipe Each indoor unit of the system should be installed it The installation should be considering the convenience for future cleaning A Length of horizontal pipe lt 150mm B Lift height lt the pump head of water pump Blowhole ndoor unit E Indoor unit Plug ides Plug os J i lt Jel 24 N J 6 2 9 The end of drainage pipe shall not contact with ground directly 96 Installation Drainage pipe installation 6 3 Drainage test 6 3 1 Water leakage test After f
37. 000 2200 2400 1100 1200 1400 1600 1800 2000 2200 2400 Air volume m h Air volume m h Indoor Units 27 Electric Characteristics 6 Electric Characteristics Indoor Unit wer Supply Voltage Mm Ma MFA FSLIF 181AE2 220 240 254 FSLIF 241AE2 220 240 254 FSLIF 300AE2 220 240 254 FSLIF 361AE2 220 240 254 Note MFA Max Fuse Amps A 28 Indoor Units Sound Levels 7 Sound Levels Concealed Duct Type Discharge Suction Duct Duct A 1 4m v Microphone Sound osa Noise level dB A Indoor Units 99 Accessories 8 Accessories Soundproof insulation sheath Tubing amp Fittings Binding tape Seal sponge Drainpipe Fittings for cooling amp heating Seal ring Wired controller amp Its Frame Wired controller Owner s manual Installation manual e Magnetic ring twist the electric wires L zum N around it to five circles 30 Indoor Units The Specification of Power 9 The Specification of Power 18000 24000Btu h 30000 Btu h 36000 Btu h Frequency and INDOOR UNIT Voltage 220 240V 50Hz 220 240V 50Hz 220 240V 50Hz Frequency and OUTDOOR UNIT Voltage 220 240V 50Hz 220 240V 50Hz 380 420V 50Hz POWER POWER WIRING 3x25 3x25 5x2 5 mm2 Fuse A ack Indoor Outdoor Connecting Wiring Weak Electric Signal mm 3x0 5 shielded 3x0 5 shielded 3 0 5 shielded Fuse
38. 0AE2 202070590734 4 Outer Driver DC Motor INDOOR UNIT MAINBOARD x ENC1 9 DC MOTOR Code 4 5 7 8 A DRIVER MODLE site uw pee ee Setting According to related model JOJOW 9q J9uu DISPLAY TO WIRE BOARD CONTROLLER JOJON Jeuu VV AOS BLACK MIDDLE PIPE TEMP Ceiling Floor Type I g yp KK AAO CN23 CN33 l CN29 CN28 ROOM TEMP DR VER MODLE bodona BA PEI x LE Y X Q E P ON OFFI MIN jan BE I 1254 l l l Outer Driver l To CCM Tooutdoor Remote Alarm 5 T0 Earth DC Motor Comm Bus Comm Bus Il Control 1 Output To outdoor necp Bus _ Power ee m TIAA 38IM OL 1 Outer Driver DC Motor INDOOR UNIT MAINBOARD DC MOTOR DRIVER MODLE DC MOTOR DRIVER MODLE DISPLAY TO WIRE CN10 CN10A BOARD CONTROLLER CN6 4 S BLACK MIDDLE PIPE TEMP KK lt lt M ae Biel 9 WHITE ROOM TEMP m OA T2B OUTER PIPE TEMP z N Outer Driver DC Motor 1 BLACK Bus aoo To Power i i Y gx VIG aum dee Remote Alarm 3 To Earth Control Output P 202044490468 To
39. 0cm Installation Indoor unit installation 3 Indoor unit installation 3 1 Super slim cassette indoor unit installation 3 1 1 Service space for indoor unit Connecting point of Connecting point of drain pipe refrigerant pipe Liquid side Jd Connecting point of NT 4 HII refrigerant pipe i m Ceiling gt 1000mm gt 1000mm Panel 880mm ceiling hole gt 2500mm yf Ground A H Remark R410A Cooling Cooling amp Heating R410A Cooling Cooling amp Heating 3 1 2 Bolt pitch Tubing side Drain side 680 Hook location 840 Body 950 Panel 780 Hook location Unit mm 840 Body 950 Panel 3 1 3 Install the pendant bolt Select the position of installation hooks according to the hook holes positions showed in upper picture Installation 15 Indoor unit installation Drill four holes of 12mm 45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks fittings 3 1 4 Install the main bod Make the 4 suspender through the 4 hanger of the main body to suspend it Adjust the hexangular nuts on the four installation hooks evenly to ensure the balance of the body Use a leveling instrument to make sure the levelness of the main body is within 1 Adjust the position to ensure the gaps between the body and the four sides of ceiling are even
40. 0p Frequency limit Bit7 caused by IGBT radiator caused by PFC Frequency limit The display value is hex Bit5 number For example Frequency limit the digital display tube show 2A then Bit5 1 Tur Bit3 1 Bit1 1 Compressor discharge temp T5 10 11 12 13 4 1 Frequency limit symbol Frequency limit Bit3 It means frequency limit eN E caused by T4 T3 and caused by current Frequency limit caused by voltage IGBT radiator temp The display value is between 30 120 degree If the temp is 116 Electrical Control System A 5 16 17 Indoor unit number Electrical Control Function lower than 30 degree the digital display tube will show 30 If the temp is higher than 99 degree the digital display tube will show single digit and tens digit For example the digital display tube show 0 5 it means the IGBT radiator temp is 105 degree the digital display tube show 1 6 it means the IGBT radiator temp is 116 degree The indoor unit can communicate with outdoor unit well Condenser pipe temp of 1 indoor unit Condenser pipe temp of 2 indoor unit 1 Indoor unit capacity demand code 2 Indoor unit capacity demand code 3 Indoor unit capacity demand code Condenser pipe temp of 3 indoor unit Electrical Control System If the temp is lower than O degree the digital display tube will show 0 If the temp is higher than 70 d
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42. A For 24K itis 1 A For i phase itis 21 For A Yes Y Check whether the refrigerant system is ok Judge 2 Check whether the outdoor ambien temperature is higher thar DCC Ne Y Judge 3 Check whether the outdoor unit is bad ventilatior Nc Y Judge 4 Check whether the heat exchanger is dirty Nc Y Judge 5 The refrigerant pipe is blockec i Replace outdoor mair y lt y lt Y es Stop the unil Make the outdoor unit ventilate well Clean the heat exchanger Y es p Let the refrigerant out then use the high pressure nitrogen or refrigerant to blow pipe vacuumize and charge the refrigerant agair Y es board and check whether the system can run normally No Y Replace the electric control box 142 Yes y Trouble is solvec Electrical Control System Troubleshooting 2 4 4 12 P4 malfunction When compressor discharge temperature is higher than 115 C the unit will stop and unit runs again when compressor discharge temperature is lower than 90 C P4 display Temperature protection of compressor discharge Check whether the CReckwhetheri compressor discharge temp Ye Yes Stop leaking and add refrigerant refrigerant is leak is
43. Amps A 7 Sound Levels 4m Noise level dB A 48 Indoor Units Accessories 8 Accessories Installation Installation paper board t sWaFwsa Tubing amp Fittings r insulation sheath E EDEN Out let pipe clas 1 Drainpipe Fittings een ug wem _ e Remote controller amp Its Frame Remote controller amp Its Frame The product you Remote controller holder have might not be sees UE Mounting screw ST2 9x10 C H accessories Installation manual manual Installation accessory Expansible hook The product you have nn might not be provided the Installation hook hook following accessories 9 The Specification of Power Power Frequency and Voltage 220 240V 50Hz Fuse A Indoor Unit Power Wiring mm2 Outdoor Unit Power fas 3x2 5 Indoor Outdoor Connecting Wiring Wiring mm2 Strong Electric Signal Weak Electric Signal Indoor Units 49 50 Field Wiring 10 Field Wiring FSKIF 120AE2 EU Air Condition Link Circuit INDOOR UNIT 41 4 core cable 4x1 5mm Power supply 1 Phase 220 240V OUTDOOR UNIT Use 3 core cable 3x2 5mm Indoor Units Console Type Console Type Ma ES one TOIT CIT T I CIT T 53 MSIE 55 Service SPACE 56 DIAGFAMS ERECTO 57 Air Velocity and Temperature Distributions
44. C FAN SSLOW SPD DC FAN SLOW SPD ADD DC FAN MIN SPD ADD DC FAN MID SPD ADD DC FAN HI SPD ADD 1 3 3 3 Indoor fan running rules For Console 12K In heating mode indoor fan can be selected as high medium low auto and silent The anti cold wind function has the priority When the compressor is running the indoor fan is controlled as below ctual fan speed A H H H H H G im n Cri ct If the compressor stops caused by the room temperature rising the indoor fan will be forced to run 127 seconds with breeze During this period the anti cold wind is disabled Auto fan action in heating mode 108 Electrical Control System For Compact cassette 1 2K T1 Tst W d 0 0 1 0 2 0 3 0 4 0 5 0 6 0 6 5 Ned L H L 0 2 L L 0 4 L L 0 6 L H L 0 6 L H H H L 0 8 L H Electrical Control Function When the compressor is on the indoor fan can be set to high medium low auto and silent And the anti cold wind function has the priority Auto fan action For other models T1 Ts 3 4 4 5 5 l Low Medium High When the compressor is on the indoor fan can be set to high medium low auto And the anti cold wind function has the priority Auto fan action Electrical Control System T1 Ts Low Mediu
45. Check the connections between temperature sensor and PCE Are the connections good No gt Correct the connections Yes Y Check the resistance value of the sensor via Appendix 1 Yes Replace indoor or outdoor PCE No Y Replace the sensor Electrical Control System 123 Troubleshooting 2 4 1 2 Outdoor unit malfunction Outdoor unit malfunction Whether the outdoor main board has error display No Y Whether the outdoor Yes p Refer to corresponding solving steps No unit is power or Yes Check whether the communication wire outdoor unit is between the indoor anc connected correctly Yes Replace outdoor main boarc Check if the errors No Check whether the power is on Connect the wiring well or replace the communication wire No happen agair Yes Y Replace the indoor PCB 124 Y Trouble is solvec Electrical Control System Troubleshooting 2 4 1 3 Indoor EEPROM malfunction Shut off the power supply anc turn it or 5 seconds later Is il still displaying the error code Yes If the EEPROM chip is welded on PCB replace the PCE directly Otherwise Ne gt Insert the EEPROM well check whether the EEPRON chip plugged in PCB wel
46. DC 350 650V No Yes Replace bridge rectifiers and then check whether the system can run normally Yes DP No 4 v Replace IPM board anq then check whether the system can run normally Yes gt No v Y Replace outdoor main board rouble is solved 136 Electrical Control System Troubleshooting 2 4 4 7 E6 malfunction For 36K 1 phase models E6 display PFC module protection Check whether the connecting line between main board and the PFC module is connected tightly Connect it tightly check normal or not 4 No Check whether the voltage range of P N on IPM Yes Replace the outdoor main board module is normal DC277 Yes 410V NO Check whether the inductance of PFC module is good If the inductance is No Replace the inductance good the resistance of the two ports is O Yes Y y Replace the PFC module Trouble is solved Electrical Control System 137 Troubleshooting 2 4 4 8 E8 malfunction E8 display Outdoor fan speed has been out of contro Shut off the power supply and turn it on 5 seconds later Is it still displaying the error code Yes The unit operates normally v Shut off the pow
47. In general L is half of the screw length of the installation hook Body H ceiling height 176 Ceiling Locate the air conditioner firmly by wrenching the nuts after having adjusted the body s position well 3 4 5 Install the panel Remove the grille 86 Installation Indoor unit installation steel rope 1 tallation cover Please operate accordi to the direction of the arrow or it can not be disassembled when it is necessary _ washer Tighten the screws under the panel hooks till the panel closely stick on the ceiling to avoid condensate water Body Inlet air Panel sealing foam Ceiling Panel foam2 Hang air in grill to panel then connect the lead terminator of the swing motor and that of the control box with corresponding terminators on the body respectively Note The panel shall be installed after the wiring connected Installation 87 Indoor unit installation 3 5 Console indoor unit installation 3 5 1 Service space for indoor unit gt 1000 3 5 2 Install the main body Fix the hook with tapping screw onto the wall Hook Tapping screw Washer e Hang the indoor unit on the hook The bottom of body can touch with floor or suspended but
48. MAIN SLAVE SETTING l KT 8L 2 HIGH STATIG PRESSURE 0 50 51 80 121 273 150 RAND 0 25 26 37 38 60 51 100 100 mai ms FOR SETTINGAUTO RESTART _ 7 202070290383 FUNCTION SETTING INDICATION EM Factory sema 26 Indoor Units Static Pressure 5 Static Pressure 50 m ve 30 REP Low speed 20 18 000Btu h 24 000Btu h Pa Pa 90 90 80 gt 80 Super highspeed amp 70 5 Super high speed 7 T 2 60 4 per high sp High speed a 0 oe speed 9 S 6 5 mes 3 _ Mds eed x on n Spee 20 XEM N 50 10 10 200 300 400 500 600 700 800 900 1000 1100 1200 700 800 900 1000 1100 1200 1300 1400 1500 Air volume m h Air volume m h 30 000Btu h 36 000Btu h Pa os LL LLL LL LL LL LL LA LETT Tg T T TIT XL ILLA 90 EE E 80 EN 70 EN Super high speed En 20 High speed B L E External static pressure Pa External static pressure Pa 10 1200 1400 1600 1800 2
49. OFF button UP Button Push this button to increase setting temper ature or to increase Hour during Timer setting DOWN Button Push this button to decrease setting temper ature or to decrease Hour during Timer setting Electrical Control System Controller Function buttons continued SHORTCUT Button TIMER OFF Button Used to restore the current settings or Press this button to initiate the auto off resume previous settings time sequence Each press will increase On the first time connecting to the the auto timed setting in 30 minutes power if push the SHORTCUT button increments When the setting time the unit will operate on AUTO mode displays 10H each press will increase 24 C and fan speed is Auto the auto timed setting 60 minutes Push this button when remote controller increments To cancel the auto timed is on the system will automatically program simply adjust the auto off time revert backto the previous settings to 0 0 Including operating mode setting RESET Button temperature fan speed level and sleep feature if activated And transmit the signals to the unit e f push this button when remote controller is off the system will only resume the previous settings and will not transmit the signals to the unit And the sleep When you press the recessed RESET button all current settings are cancelled and the control will return to the initial settings LOCK Button featu
50. Operation procedure for vacuum drying Due to different construction environment two kinds of vacuum drying ways could be chosen namely ordinary vacuum drying and special vacuum drying 7 3 1 Ordinary vacuum drying 1 When conduct first vacuum drying connect pressure gauge to the infusing mouth of gas pipe and liquid pipe and keep vacuum pump running for 1hour vacuum degree of vacuum pump shall be reached 55mmHg 2 Ifthe vacuum degree of vacuum pump could not reach 55mmHg after 1 hour of drying it indicates that there is moisture or leakage in pipeline system and need to go on with drying for half an hour 3 If the vacuum degree of vacuum pump still could not reach 55mmHg after 1 5 hours of drying check whether there is leakage source 4 Leakage test After the vacuum degree reaches 55mmHg stop vacuum drying and keep the pressure for 1 hour If the indicator of vacuum gauge does not go up it is qualified If going up it indicates that there is moisture or leak source 7 3 2 Special vacuum drying The special vacuum drying method shall be adopted when 1 Finding moisture during flushing refrigerant pipe 2 Conducting construction on rainy day because rain water might penetrated into pipeline 3 Construction period is long and rain water might penetrated into pipeline 4 Rain water might penetrate into pipeline during construction Procedures of special vacuum drying are as follows 1 Vacuum drying for 1 hour 2 Vacu
51. al Control System Electrical Control Function 1 3 3 5 High evaporator coil temp T2 protection For 12K models 2 TEstop Decrease TEdown Hold T Enorm Resume q Off Compressor stops Decrease Decrease the running frequency to the lower level Hold Keep the current frequency Resume No limitation for frequency For other models T2 gt 60 C the compressor will stop and restart when T2 lt 54 C 1 3 4 Auto mode This mode can be chosen with remote controller and the setting temperature can be changed between 17 30 C In auto mode the machine will choose cooling heating or fan only mode according to AT AT T1 Ts For 12K models For other models Indoor fan will run at auto fan of the relevant mode The louver operates same as in relevant mode If the machine switches mode between heating and cooling the compressor will keep stopping for 15 minutes and then choose mode according to T1 Ts If the setting temperature is modified the machine will choose running function again Electrical Control System 113 Electrical Control Function 1 3 5 Drying mode For 12K models Indoor fan speed is fixed at breeze and can t be changed The louver angle is the same as in cooling mode Low indoor room temperature protection In drying mode if room temperature is lower than 10 C the compressor will stop and not resume until room temperature exceeds 12 All protections ar
52. an Displays the temperature setting 17 C 30 C When c ds gt you set the operating mode to temperature COR xt setting is displayed And if in the TIMER mode shows SETTEMP TIMER ONOFF the ON and OFF settings of the TIMER Fan speed displa x P Pay GE Displays the selected fan speed AUTO no display and three fan speed levels B LOW 1 MED HIGH can be indicated The fan speed is AUTO when the operating mode is either AUTO or DRY sleep follow me lock run Displayed by pressing the ON OFF button Press the ON OFF button again to remove AO Lock Display Displayed when LOCK mode is activated ON OFF display FOLLOW ME Display on some models Displayed when FOLLOW ME function is activated Sleep Display Displayed under sleeping operation Press the SLEEP button again to remove Note All indicators shown in the figure are for the purpose of clear presentation But during the actual operation only the relative functional signs are shown on the display window 152 Electrical Control System Controller 3 2 Wired Remote Controller for Duct type unit 3 2 1 KJR 12B 7 ON OFF BUTTON Ceram Care O 8 ADJUST BUTTON A 9 ADJUST BUTTON Y Gesar 1 Mode button When press this button the mode evens as the following sequence Remark For the cooling only model the heating mode is skipped 2 Timer on button Pre
53. ast one LED ir 4 the IPM board light No Y Check the signal wire betweer the IPM module and the mair Yes gt board is it connected gooc No Y Yes Reconnect and retry Is error still display NO lt v No Replace IPM boarc and then check whether the Yes P system can run normally No Replace outdoor main boarc and then check Yes i whether the system can rur normally No Y Y Replace the electric control box Electrical Control System rouble is Troubleshooting 133 Troubleshooting 2 4 4 4 E4 malfunction 4 display Judge 1 Outdoor condenser temp sensor T3 is malfunction Check whether the wiring of the condenser temp sensor T3 is broken off Yes Connect the wiring well NO Y Check whether the resistance of condenser temp sensor T3 is wrong refer to the Appendix gt Replace condenser temp sensor T3 NO Y Judge 2 Outdoor ambient temp sensor T4 is malfunction Check whether the wiring of the outdoor ambient temperature sensor T4 is broken off gt Connect the wiring well Check whether the resistance of outdoor ambient temperature Yes sensor T4 is wrong refer to the Replace outdoor ambien temperat
54. cluding the pump and LED remain alarming after 3 minutes 1 3 10 Follow me 1 If the indoor PCB receives the signal which results from pressing the FOLLOW ME button on remote controller the buzzer will emit a sound and this indicates the follow me function is initiated But when the indoor PCB receives signal which sent from remote controller every 3 minutes the buzzer will not respond When the unit is running with follow me function the PCB will control the unit according to the temperature from follow me signal and the temperature collection function of room temperature sensor will be shielded 2 When the follow me function is available the PCB will not respond according to the setting temperature from follow me signal every 3 minutes 3 The PCB will take action to the mode change information from remote controller signal and the follow me function will be turned off if the wired remote controller does not initiate follow me function 4 When the unit is running with follow me function if the PCB doesn t receive any signal from remote controller for 7 minutes or pressing FOLLOW ME button again the follow me function will be turned off automatically and the temperature collection function of room temperature sensor will be available the PCB will control the unit according to the room temperature detected from its own room temperature sensor and setting temperature 5 When the indoor PCB receives the follow me signal from wired r
55. door unit and outdoor unit Max height difference between 05m Indoor units 5 3 2 Size of joint pipes for indoor unit R410a Capacity of i Size of main pipe mm indoor unit Available EBENE Ces side Liquid side branching pipe 12 7 635 CE FQZHN 01C the size of main pipe mm Model Liquid side The 1st branching pipe 5 3 4 The branching pipe must be installed horizontally error angle of it should not large than 10 Otherwise malfunction will be caused 92 Installation Refrigerant pipe installation U shaped branching pipe direction view Wrong Correct Horizontal surface Installation 93 Drainage pipe installation 6 Drainage pipe installation Install the drainage pipe as shown below and take measures against condensation Improperly installation could lead to leakage and eventually wet furniture and belongings 6 1 Installation principle gt Ensure at least 1 100 slope of the drainage pipe gt Adopt suitable pipe diameter gt Adopt nearby condensate water discharge 6 2 Key points of drainage water pipe installation 6 2 1 Considering the pipeline route and elevation gt Before installing condensate water pipeline determine its route and elevation to avoid intersection with other pipelines and ensure slope is straight 6 2 2 Drainage pipe selection gt drainage pipe diameter shall not small than the drain hose of indoor unit gt According to the water flowrat
56. door units The gas side and liquid side stop values are both opened The air conditioner is pre heated by turning on the power 11 3 Test operation set the air conditioner under the mode of COOLING by remote controller and check the following points Indoor unit Whether the switch on the remote controller works well Whether the buttons on the remote controller works well Whether the air flow louver moves normally Whether the room temperature is adjusted well Whether the indicator lights normally Whether the temporary buttons works well Whether the drainage is normal Whether there is vibration or abnormal noise during operation VV V YV YV V V V V V utdoor unit Whether there is vibration or abnormal noise during operation Whether the generated wind noise or condensed of by the air conditioner have influenced your neighborhood Whether any of the refrigerant is leaked v vO YV V V V V VV V 102 Installation Electrical Control System Electrical Control System Part 5 Electrical Control System 1 Electrical Control 104 2 TFOUDICSNOOUING o uu ox 118 3 COPULOLIGPD omues EI EIE UIS EIS DT LIS 150 103 Electrical Control Function 1 Electrical Control Function 1 1 Definition T1 Indoor room temperature T2 Coil temperature of indoor heat exchanger middle T2B Coil temperature of indoor heat exchanger ou
57. e 99 9 Engineering of insulation 100 10 Engineering of electrical wiring 101 11 Test ODELAUON iioc one naa x van EE veni x cu x i denweandenanvendavendsan 102 Installation Installation Procedure 1 Installation Procedure Indoor unit installation Outdoor unit installation location selection location selection Indoor unit installation Outdoor unit installation Refrigerant pipe installation and insulation Refrigerant pipe installation and insulation Drainage pipe installation and insulation Drainage pipe installation and insulation Vacuum drying and leakage checking Additional refrigerant charge Insulation the joint part of refrigerant pipe Wiring connection and electric safety checking Test operation Installation 73 Location selection 2 Location selection 2 1 Indoor unit location selection y V V V V VV VV VV ON V The place shall easily support the indoor unit s weight The place can ensure the indoor unit installation and inspection The place can ensure the indoor unit horizontally installed The place shall allow easy water drainage The place shall easily connect with the outdoor unit The place where air circulation in the room should be good There should not be any heat source or steam near the unit There should not be any oil gas near the unit T
58. e active and the same as that in cooling mode For other models Drying mode works the same as cooling mode in low speed All protections are active and the same as that in cooling mode 1 3 6 Timer function 1 3 6 1 Timing range is 24 hours 1 3 6 2 Timer on The machine will turn on automatically when reaching the setting time 1 3 6 3 Timer off The machine will turn off automatically when reaching the setting time 1 3 6 4 Timer on off The machine will turn on automatically when reaching the setting on time and then turn off automatically when reaching the setting off time 1 3 6 5 Timer off on The machine will turn off automatically when reaching the setting off time and then turn on automatically when reaching the setting on time 1 3 6 6 The timer function will not change the AC current operation mode Suppose AC is off now it will not start up firstly after setting the timer off function And when reaching the setting time the timer LED will be off and the AC running mode has not been changed 1 3 6 7 The setting time is relative time 1 3 7 Economy function 1 3 7 1 The sleep function is available in cooling heating or auto mode 1 3 7 2 Operation process in sleep mode is as follow When cooling the setting temperature rises 1 C be lower than 30 C every one hour 2 hours later the setting temperature stops rising and the indoor fan is fixed at low speed When heating the setting temperature decreases 1 C be
59. e and drainage pipe slope to choose the suitable pipe the water flowrate is decided by the capacity of indoor unit Relationship between water flowrate and capacity of indoor unit 2 18 24 OR 30 42 48 14 According to the above table to calculate the total water flowrate for the confluence pipe selection For horizontal drainage pipe The following table is for reference Reference value of inner Allowable maximum water flowrate I h PDE diameter of pipe mm SE Slope 1 50 Slope 1 100 For branch pipe PVC40 Attention Adopt or bigger pipe to be the main pipe For Vertical drainage pipe The following table is for reference PVC pipe Allowable maximum water flowrate ee Remark diameter Pee mm PVC25 For branch pipe PVC63 2760 Could be used for confluence pipe PVC75 9710 Attention Adopt or bigger pipe to be the main pipe 94 Installation Drainage pipe installation 6 2 3 Individual design of drainage pipe system gt drainage pipe of air conditioner shall be installed separately with other sewage pipe rainwater pipe and drainage pipe in building gt drainage pipe of the indoor unit with water pump should be apart from the one without water pump 6 2 4 Supporter gap of drainage pipe gt general the supporter gap of the drainage pipe horizontal pipe and vertical pipe is respectively 1 1 5 and 1 5m 2 0m gt Each vertical pi
60. e pipe insulation except joint section piping layout and connection drainage test insulate the joint parts 9 2 2 Purpose of drainage pipe insulation The temperature of condensate drainage water is very low If insulation is not enough it shall form dew and cause leakage to damage the house decoration 100 Installation Engineering of electrical wiring 9 2 3 Insulation material selection for drainage pipe gt insulation material should be flame retardant material the flame retardancy of the material should be selected according to the local law Thickness of insulation layer is usually above 10mm gt Use specific glue to paste the seam of insulation material and then bind with adhesive tape The width of tape shall not be less than 5cm Make sure it is firm and avoid dew 9 2 4 Installation and highlights of insulation construction Thesingle pipe should be insulated before connecting to another pipe the joint part should be insulated after the drainage test There should be no insulation gap between the insulation material 10 Engineering of electrical wiring 10 1 Highlights of electrical wiring installation gt field wiring construction should be finished by qualified electrician gt Air conditioning equipment should be grounded according to the local electrical regulations gt Current leakage protection switch should be installed Donot connect the power wire to the terminal of
61. eceiver 118 Electrical Control System Troubleshooting 2 1 4 Icon explanation on indoor display board Compact cassette Infrared signal receiver Temporary button Operation lamp indicator Alarm indicator PRE DEF indicator cooling and heating type or fan only indicator cooling only type 2 1 5 Icon explanation on indoor display board Console Infrared signal receiver Operation lamp Timer indicator PRE DEF indicator cooling and heating type or fan only indicator cooling only type Temporary button Electrical Control System 119 Troubleshooting 2 2 Indoor unit malfunction For Console 12K Outdoor unit EEPROM parameter error I O light X off flash at5Hz O flash at 0 5Hz For Compact cassette 12K Malfunction K Running lamp amp lamp Open or short circuit of T1 temperature X X sensor Open or short circuit of T2 temperature sensor Indoor outdoor units communication error Full water malfunction Timer Display digital lamp tube NO 1 m m N Indoor EEPROM malfunction TI m IPM module protection Open or short circuit of T3 or T4 temperature sensor or Outdoor unit EEPROM parameter error 14 Indoor fan Speed has been out of control U m rm O N NO x X X u N On Oo 7 on X off flash at5Hz O flash at 0 5Hz 120 Electrical Control System T
62. ed tightly Connect it tightly check ok Replace the IPM module check whether the system Yes ie Nc can work normally Nc eplace the main check whether the system Check whether the bridge rectifiers are normal Use the multimeter tc measure the resistance between each two terminals check whether there is the condition that value ol resistance is Yes Loa can work normally Nc Replace the compressor check whether the system Yes Replace the bridge rectifiers Check whether the connecting line of every reactor is norma If the line is broker the resistance of the two ports is for 1 K 24K 30KBt Check whether the PFC module broken for 36K 48KBtt work normally Yes gt Replace the connecting line or reactor or replace the PFC module Y is solvec E Electrical Control System 145 Troubleshooting 2 4 4 15 P6 malfunction For three phases models At first test the resistance between every two ports of U V W of IPM and If any result of them is or close to 0 the IPM is defective Otherwise please follow the procedure below P6 display IPM module protection Check whether the voltage range of P N on IPM module is No
63. eded the date in the following table 18 000Btu h 30m 24 000Btu h 30 000Btu h 50m 20m 25m 30m 36 000Btu h 65m 5 2 The procedure of connecting pipes 5 2 1 Choose the pipe size according to the specification table 5 2 2 Confirm the cross way of the pipes 5 2 3 Measure the necessary pipe length 5 2 4 Cut the selected pipe with pipe cutter gt Make the section flat and smooth o Lean 5 2 5 Insulate the copper pipe Before test operation the joint parts should not be heat insulated 5 2 6 Flare the pipe gt Insert a flare nut into the pipe before flaring the pipe According to the following table to flare the pipe 90 Installation Refrigerant pipe installation Flare dimension A mm ii d RO 4 ii en 3 4 gt After flared the pipe the opening part must be seal by end cover or adhesive tape to avoid duct or exogenous impurity come into the pipe 5 2 Drill holes if the pipes need to pass the wall 5 2 8 According to the field condition to bend the pipes so that it can pass the wall smoothly 5 2 9 Bind and wrap the wire together with the insulated pipe if necessary 5 2 10 Set the wall conduit 5 2 11 Set the supporter for the pipe 5 2 12 Locate the pipe and fix it by supporter gt For horizontal refrigerant pipe the distance between supporters should not be exceed 1m gt For vertical refrigerant pipe the d
64. egree the digital display tube will show 70 If the capacity demand is 0 the digital display tube will show 0 If the indoor unit is not connected the digital display tube will show heating T2 cooling T2B Actual data HP 10 If capacity demand code is higher than 99 the digital display tube will show single digit and tens digit For example the digital display tube show 5 0 it means the capacity demand is 15 the digital display tube show 60 it means the capacity demand is 6 0 If the indoor unit is not connected the digital display tube will show 117 Troubleshooting 2 Troubleshooting 2 1 Display board 2 1 1 Icon explanation on indoor display board Super slim cassette Temporary button Digital LED Infrared signal receiver Operation lamp Timer indicator Alarm indicator PRE DEF indicator cooling and heating type or fan only indicator cooling only type 2 1 2 Icon explanation on indoor display board Duct PRE DEF indicator cooling and heating type or fan only indicator cooling only type Timer indicator Alarm indicator Operation lamp Infrared signal receiver Display digital tube Temporary button MANUAL OPERATION TIMER DEFJFAN ALARM 2 1 3 Display board of Ceiling floor indoor unit MANUAL OPERATION TIMER DEF FAN ALARM Infrared signal r
65. emote controller the control is the same as that from wireless remote controller but buzzer will not respond When the PCB receives turning off follow me signal from wired remote controller the unit will quit follow me function at once The follow me function controlled by wired remote controller prevails that by wireless remote controller Electrical Control System 115 Electrical Control Function 1 3 11 Point Check Function Excluding 12K There is a check switch in outdoor PCB Press the switch SW1 to check the states of unit when the unit is running Press the switch N times it will display the content corresponding to No N After getting into the check function it will display No N with 1 5s meanwhile the low bit decimal of digit display flashing indicated to get into the check function display After 1 5s it will display the content corresponding to No N the digital display tube will display the follow procedure when push SW1 each time N Display Remark Normal display Display running frequency running state or malfunction code Actual data HP 10 If capacity demand code is higher than 99 the digital display tube will show single digit and tens digit For example the oe Coor TAN pay eode digital display tube show 5 0 it means the capacity demand is 15 the digital display tube show 60 it means the capacity demand is 6 0 Amendatory capacity demand code The frequency after the capacity requirement tra
66. enerally 50 100 C during heating Insulation work must be carried out to prevent hurt by carelessness touching 9 1 3 Insulation material selection for refrigerant pipe gt The burning performance should over 120 C gt According to the local law to choose insulation materials gt thickness of insulation layer shall be above 10mm lf in hot or wet environment place the layer of insulation should be thicker accordingly 9 1 4 Installation highlights of insulation construction gt Gas pipe and liquid pipe shall be insulated separately if the gas pipe and liquid pipe were insulated together it will decrease the performance of air conditioner Liquid pipe Insulation meterial Gas pipe The insulation material at the joint pipe shall be 5 10cm longer than the gap of the insulation material The insulation material at the joint pipe shall be inserted into the gap of the insulation material The insulation material at the joint pipe shall be banded to the gap pipe and liquid pipe tightly The linking part should be use glue to paste together Be sure not bind the insulation material over tight it may extrude out the air in the material to cause bad insulation and cause easy aging of the material VV Vv Vvv 9 2 Insulation of drainage pipe 9 2 1 Operational procedure of refrigerant pipe insulation Select the suitabl
67. er supply rotate the fan by hand Does Nc it rotate properly motor Replace outdoor fan A Yes v 4 Check the wires of fan motor Nc Correct the connections Are all the connections good Yes v Check the voltage between por 1 anc 3 of fan motor connector is it within 14CV 38C V Nc Y Yes Replace indoor main PCB ls it still displaying the error code DC motor voltage input and output NO olor Signal Voltage Red vem oew ov Wie ve eee 138 Electrical Control System Troubleshooting 2 4 4 8 PO malfunction display Temperature protection ol compressor tor v Whether compressol Whether the connection is Nc Nc Reconnect and retest operates good Yes Yes y Whether refrigerant circulation volume is normal Whether protector is normal a Nc Replace the protector protector is norma resistance 0 Y Charge refrigerant Yes Y Replace the outdoor main PCB Whether abnormality is the same after gas charging Ne y Check refrigerant system such as clogging of capillary etc Electrical Control System 139 Troubleshooting 2 4 4 9 P1 malfunction For 36k models F1 display High pressure protectior
68. here should not be any corrosive gas near the unit There should not be any salty air neat the unit There should not be strong electromagnetic wave near the unit There should not be inflammable materials or gas near the unit There should not be strong voltage vibration 2 2 Outdoor unit location selection y V YV YV NO YV V V V V V 74 The place shall easily support the outdoor unit s weight Locate the outdoor unit as close to indoor unit as possible The piping length and height drop can not exceed the allowable value The place where the noise vibration and outlet air do not disturb the neighbors There is enough room for installation and maintenance The air outlet and the air inlet are not impeded and not face the strong wind It is easy to install the connecting pipes and cables There is no danger of fire due to leakage of inflammable gas It should be a dry and well ventilation place The support should be flat and horizontal Do not install the outdoor unit in a dirty or severely polluted place so as to avoid blockage of the heat exchanger in the outdoor unit If is built over the unit to prevent direct sunlight rain exposure direct strong wend snow and other scraps accumulation make sure that heat radiation from the condenser is not restricted More than 30cm More than 60cm Service space More than 30cm ed ed More than 60cm el More than 20
69. higher than 17 C every one hour 2 hours later the setting temperature stops rising and indoor fan is fixed at low speed Anti cold wind function has the priority 1 3 7 3 Operation time in sleep mode is 7 hours After 7 hours the AC quits this mode but doesn t turns off but for console the unit will turn off 1 3 7 4 Timer setting is available 1 3 8 Auto Restart function The indoor unit is equipped with auto restart function which is carried out through an auto restart module In case of a sudden power failure the module memorizes the setting conditions before the power failure The unit will resume the previous operation setting not including Swing function automatically after 3 minutes when power returns 114 Electrical Control System Electrical Control Function 1 3 9 Drain pump control For Cassette Adopt the water level switch to control the action of drain pump Main action under different condition every 5 seconds the system will check the water level one time 1 When the A C operates with cooling including auto cooling and forced cooling mode the pump will start running immediately and continuously till stop cooling 2 Once the water level increase and up to the control point LED will alarm and the drain pump open and continue checking the water level If the water level fall down and LED disalarmed drain pump delay close 1 minute and operate with the last mode Otherwise the entire system stop operating in
70. i the low pressure protector is broker Methoc Short connect the low pressure protector socke check whether the system can run normally No Y Check whether the refrigeran system is ok Judge 3 Check whether the outdoor ambient temperature is too low No Y Judge 4 The refrigerant of the system is leakage Methoc Connect the pressure gauge to the gauge joint of the system check whether the pressure is lower thar 14MPe No Y Judge 5 The refrigerant pipe is blocked No Replace outdoor main boarc Electrical Control System No p Connect it wel Yes Replace low pressure protector Yes Stop the uni Yes Leak hunting Charge nitrogen or refrigerant to the system if the leakage is serious there will be distinct gas leakage sounc if the leakage is slight use the suds mixture of water and abluent is also ok if it can make bubble or electronic leak detectoi Y es Let the refrigerant out then use the higt pressure nitrogen or refrigerant to blow pipe vacuumize and charge the refrigerant agair Troubleshooting 141 Troubleshooting 2 4 4 11 P3 malfunction F3 display Current protection of compressoi Judge 1 Check whether the input current of the powel supply wire is more than 14
71. ing of alarm indicator at remote controlled receiving board and even water shall run over the water collector b Continuously infusing water until water level alarmed check whether the drainage pump could discharge water at once If water level does not decline under warning water level 3 minutes later it shall cause shutdown of unit When this situation happens the normal startup only can be recovered by turning down power supply and eliminating accumulated water Note Drain plug at the main water containing plate is used for eliminating accumulated water in water containing plate when maintaining air conditioner fault During normal operation the plug shall be filled in to prevent leakage 6 4 Insulation work of drainage pipe Refer the introduction to the insulation engineering parts Installation 97 Vacuum Drying and Leakage Checking 7 Vacuum Drying and Leakage Checking 7 1 Purpose of vacuum drying gt Eliminating moisture in system to prevent the phenomena of ice blockage and copper oxidation Ice blockage shall cause abnormal operation of system while copper oxide shall damage compressor gt Eliminating the non condensable gas air in system to prevent the components oxidizing pressure fluctuation and bad heat exchange during the operation of system 7 2 Selection of vacuum pump gt The ultimate vacuum degree of vacuum pump shall be 56mmHg or above gt Precision of vacuum pump shall reach 0 02mmHg or above 7 3
72. inishing the construction of drainage pipe system fill the pipe with water and keep it for 24 hours to check whether there is leakage at joint section 6 3 2 Water discharge test 1 Natural drainage mode the indoor unit with outdoor drainage pump Infuse above 600ml water through water test hole slowly into the water collector observe whether the water can discharge through the transparent hard pipe at drainage outlet 2 Pump drainage mode 2 1 Disconnect the plug of water level switch remove the cover of water test hole and slowly infuse about 2000ml water through the water test hole be sure that the water will not touch the motor of drainage pump Cover of test hole Test hole 4 5 23 A Drain plug 2 2 Power on and let the air conditioner operate for cooling Check operation status of drainage pump and then connect the plug of water level switch check the operation sound of water pump and observe whether the water can discharge through the transparent hard pipe at drainage outlet In light of the length of drainage pipe water shall be discharged about 1 minute delayed 2 3 Stop the operation of air conditioner power off the power supply and put the cover of water test hole back to the original place a After stopped the air conditioner 3 minutes check whether there is anything abnormal If drainage pipes have not been distributed properly over back flow water shall cause the flash
73. istance between supporters should not be exceed 1 5m 5 2 13 Connect the pipe to indoor unit and outdoor unit by using two spanners gt sure to use two spanners and proper torque to fasten the nut too large torque will damage the bellmouthing and too small torque may cause leakage Refer the following table for different pipe connection Sketch map Pipe Diameter kgf cm N cm 1 4 6 35 144 176 1420 1720 3 8 9 52 333 407 3270 3990 1 2 12 7 504 616 4950 6030 5 8 15 9 630 770 6180 7540 3 4 19 990 1210 9270 11860 5 3For Units with Twins Function 5 3 1 Length and drop height permitted of the refrigerant piping Note Reduced length of the branching tube is the 0 5m of the equivalent length of the pipe Installation 91 Refrigerant pipe installation Outdoor unit Iz 5 5 5 Elf Ind it 5 ZI naoor unit Dic L1 2 E lt 5 de 8 Bis i D 5 The line branch pipe Sje D as L2 il Note All used branch pipe must be produced by the factory otherwise it causes malfunction The indoor units should be installed equivalently at the both side of the U type branch pipe Permitted Value Piping 18K 18K Total pipe length Actual 24K 24K L L1 L2 30K 30K Max branch pipe length 15m 11 12 10m 11 12 Max height difference between Hc In
74. ium 1 5 Y Low For other models x High 4 0 Medium 3 0 2 0 Y Low 1 3 2 4 Evaporator low temperature T2 protection For 12K models 2 0 C the compressor will stop and restart when 2 gt 5 C 0 C S T2 4 C the compressor frequency will be limited and decreased to the lower level 4 lt 2 lt 7 C the compressor will keep the current frequency T2 gt 7 C the compressor frequency will not be limited For other models When T2 lt 2 C and lasts for 3 minutes the indoor has no capacity demand and resume till T227 C 1 3 2 5 Condenser high temperature T3 protection For 12K models 55 lt 3 lt 60 C the compressor frequency will decrease to the lower level until to F1 and then runs at F1 If T3 55 C the compressor will keep running at the current frequency T3 lt 52 C the compressor will not limit the frequency and resume to the former frequency T3 gt 60 C for 5 seconds the compressor will stop until T3 lt 52 C For other models When T3265 C for 3 seconds the compressor will shut off When T3 lt 52 the compressor Will restart Electrical Control System 107 Electrical Control Function 1 3 3 Heating Mode 1 3 2 1 Outdoor PMW open angle control The unit is working in heating mode with the EXV open 300P For 12K it is 480P for 3 minutes then adjusting PMW open angle according to the temperature of compressor discharge every 2 minutes 1 3 3 2 Outdoor fan running rules D
75. m High 109 Electrical Control Function 1 3 3 4 Defrosting mode For 12K models Condition of defrosting If any one of the following items is satisfied AC will enter the defrosting mode After the compressor starts up and keeps running mark the minimum value of T3 from the 10th minutes to 15th minutes as T30 1 If the compressor cumulate running time is up to 29 minutes T3 lt TCDI1 T3 30 2 the compressor cumulate running time is up to 35 minutes and T3 TCDI2 T3 T30SUBT3TWO T30 the compressor cumulate running time is up to 29 minutes and T3 TCDI3 for minutes 4 If the compressor cumulate running time is to 120 minutes and T3 15 C Condition of ending defrosting If any one of the following items is satisfied the defrosting will finish and the machine will turn to normal heating mode T3 rises to be higher than TCDE1 T3 keeps to be higher than 2 C for 80 seconds The machine has run for 10 minutes in defrosting mode Defrosting action Frequency FrequencyF16_ on Compressor off on 4 way valve off on Outdoor fan off on Indoor fan off 10s Indoor fan breeze 10s 10s no longer than 10m 30 xx 90 110 Electrical Control System Electrical Control Function The other models Condition of defrosting T4 1
76. more than 115 C No y Check whether the wiring connection is right between compressor discharge temp sensor and PCB according to wiring diagrams No Y Correct the wiring connection gt E c d Yes Judge The discharge temp sensor is broken Method Check whether the resistance of compressor discharge temp sensor is right refer to the Appendix 2 No Y Replace the compressor discharge temp sensor gt Yes Y Replace outdoor main board 15 solved Electrical Control System 143 Troubleshooting 2 4 4 13 P5 malfunction When condenser high temp is more than 65 C the unit will stop and unit runs again when outdoor pipe temp less than 52 C F5 display condensel High temperature protection Check whether the condenser temperature is more thar 65 C gt Judge 2 Check whether the heat exchanger is dirty Replace the temperature sensor gt gt Judge 3 The refrigeran pipe is blockec Judge 1 Check whether the outdoor ambien temperature is higher than Nc heck whether the resistance of condenser temp sensor is correct Yes Replace outdoor main board refer to the Appendix 1 Yes Yes
77. nction For other models When the unit starts up the louver will be active immediately and the indoor fan will open 10s later If the unit runs in heating mode the indoor fan will be also controlled by anti cold wind function 1 2 6 Fan Speed is out of control for units used DC motor For super slim cassette When indoor fan speed keeps too low lower than 200RPM for 50s the unit will stop and the LED will display the failure For M floor standing When indoor fan speed keeps too low lower than 300RPM for 10s the unit will stop and the LED will display the failure For other models When indoor fan speed keeps too low lower than 300RPM for 50s the indoor fan will shut off and restart 30s later if protection happened 3 times when fan motor restart continuously the unit will stop and the LED will display the failure 104 Electrical Control System Electrical Control Function 1 3 Operation Modes and Functions 1 3 1 Fan mode 1 Outdoor fan and compressor stop 2 Temperature setting function is disabled and no setting temperature is displayed 3 For Console amp Compact cassette 12K Indoor fan can be set to high med low breeze for other models Indoor fan can be set to high med low auto 4 The louver operates same as in cooling mode 5 Auto fan For Console T1 24 x 6 0 t d Sx x H L 0 75 L At mE 2 5 c 0 e For Compact
78. ngs 2 Wall mounted installation Install the tapping screws onto the wall Refer to picture below LLLI IL T Be LI 11 LL LL LI LI am LI L LI IL LL IL LA LL am LI L LL am L L 3 3 4 Install the main body D Ceiling installation The only installation method for the unit with drain pump Remove the side board and the grille Hanging arm Hanging screw bolt Grille Locate the hanging arm on the hanging screw bolt Prepare the mounting bolts on the unit Installation 83 Indoor unit installation Screw nut 20 25mm Washer Hanging screw bolt Put the side panels and grilles back D Connecting point of refrigerant pipe D gas side E Connecting point of refrigerant pipe E Liquid side 2 3 Drain point Downward declicity lower between 1 2 100 2 Wall mounted installation Hang the indoor unit by insert the tapping screws into the hanging arms on the main unit The bottom of body can touch with floor or suspended but the body must install vertically HHHHHHHHHHHHHHHHHHHHHHA 84 Installation Indoor unit installation 3 4Compact cassette indoor unit installation 3 4 1 Service space for indoor uni
79. nsfer The frequency after the frequency limit The frequency of sending to 341 02 03 04 05 If the temp is lower than 0 degree the digital display tube will ae ora show 0 If the temp is higher than 70 degree the digital cooing 2B display tube will show 70 07 Condenser pipe temp T3 If the temp is lower than 9 degree the digital display tube will show 9 If the temp is higher than 70 degree the digital Outdoor ambient temp T4 display tube will show 70 If the indoor unit is not connected the digital display tube will show The display value is between 13 129 degree If the temp is lower than 13 degree the digital display tube will show 13 If the temp is higher than 99 degree the digital display tube will show single digit and tens digit For example the digital display tube show 0 5 it means the compressor discharge temp is 105 degree the digital display tube show 1 6 means the compressor discharge temp is 116 degree AD value of current The display value is hex number AD value of voltage Indoor unit running mode code Off 0 Fan only 1 Cooling 2 Heating 3 Outdoor unit running mode code Off 0 Fan only 1 Cooling 2 Heating 3 Forced cooling 4 Actual data 4 If the value is higher than 99 the digital display tube will show EXV open angle single digit and tens digit For example the digital display tube show 2 0 it means the EXV open angle is 120x4 48
80. ode is skipped 2 Timer When adjust setting on time or only on time is set the ON is lighted When adjust setting off time or only off time is set the OFF is lighted If on and off timer are both set the ON and OFF are both lighted 3 Follow me function There is a temperature sensor inside the wire controller after setting temperature it will compare the two temperatures and the space of wire controller will be the same as setting temperature It is available under cooling heating auto mode 4 ON OFF indication When it is on the icon display otherwise it is extinguished o Fan speed indication There are four fan modes low middle high auto For some models no middle fan then the middle fan is seen as high speed 6 Lock When the LOCK button is pressed the icon appears and other buttons is unable press again the icon disappears 7 Temperature display zone Generally it displays setting temperature it can be adjusted by press temperature button and V But in fan mode no display here Remark 154 Electrical Control System Controller The wired controller will reset to factory setting with auto mode auto fan and 24 C setting temperature when the air conditioner restarts after power failure And this may cause inconsistent displays on the wired controller and on the air conditioner You need to readjust the running status through the wired controller Installation Wiring Principle Sketch
81. ontrol ports 1 6 Built in drain pump Optional gt Built in drain pump can lift the water to 750mm upmost It s convenient to install drainage piping under most space condition Indoor Units 21 Features 750mm upmost 1 7 Built in display board gt The standard indoor unit can be controlled by wired controller gt There is a display board with a receiver in the E box Move out the display and fix it in other place even gt in the distance of 10m The unit will realized remoter control The wired controller and the display board can display the error code or production code when the chips detect some failure Wired Controller Standard Remote Controller Optional 1 8 Twins Combination gt The units can be installed as Twin systems one outdoor unit can connect with two indoor units The indoor units can be combined in any of the different available ratings 22 Indoor Units Dimensions 2 Dimensions 66655 RI NIS 55 ORR ORR
82. oor Units Service Space More than 60cm Z 65 Piping Diagrams 3 Piping Diagrams FSOIF 120AE2 FSOIF 181AE2 FSOIF 241AE2 FSOIF 300AE2 INDOOR OUTDOOR Electronic LIQUID SIDE CAPILIARY TUBE expansion valve PX 007 x 2 WAY VALVE _ 3 Condenser temp sensor HEAT EXCHANGE EVAPORATOR HEAT T2 Evaporator T1 Room temp T4 Ambient EXCHANGE temp sensor sensor temp sensor CONDENSER middle T2B Evaporator temp sensor outlet a GAS SIDE lt v v 4 54 L 4 4 VALVE 3 WAY VALVE Accumulator High pressure switch gt 5 Discharge Low pressure temp sensor switch Compressor lt HEATING FSOIF 361AE2 3F INDOOR OUTDOOR Electronic LIQUID SIDE CAPILIARY TUBE expansion valve 2 WAY VALVE T3 Condenser temp sensor HEAT EXCHANGE EVAPORATOR 2 Evaporator T1 Room temp Ambient EXCHANGE emp sensor temp sensor saison CONDENSER middle T2B Evaporator temp sensor 4 A outlet a 1 GAS SIDE TM He v 4 L 4 VALVE High pressure switch SA Compressor T5 Discharge temp sensor Oil separator Low pressure switch 4 COOLING Oil return Capillary lt HEATING 66
83. pace for indoor unit 200mm or more 300mm or more gt 2 T5 4 3 jw Ie 2 A A lt s EM P di 3s 2 lt lt A E i E 600mmX600mm checking orifice 3 2 2 Bolt pitch Electric control box Size of outline dimension mounted plug 18 24 3 2 3 Install the pendant bolt Select the position of installation hooks according to the hook holes positions showed in upper picture Drill four holes of 212mm 45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks fittings Installation 79 Indoor unit installation 3 2 4 Install the main body Make the 4 suspender through the 4 hanger of the main body to suspend it Adjust the hexangular nuts on the four installation hooks evenly to ensure the balance of the body Use a leveling instrument to make sure the levelness of the main body is within 1 Screw nut poem 4 Shockproof cushion Washer Overhang part Hanging screw bolt 3 2 5 Install the air filter Insert the air filter through the filter slot and fix it with 2 screws 3 2 6 Install the air duct Please design the air duct as below recommended picture Canvas tie in Canvas tie in Isolation booth Ai
84. pe shall be equipped with not less than two hangers gt _Overlarge hanger gap for horizontal pipe shall create bending thus leading to air block Too long distance x Gas bag 6 2 5 The horizontal pipe layout should avoid converse flow or bad flow Drainage pipe Drainage pipe Drainage pipe Drain tee lt lt Water flow Water flow Water flow Water flow Water flow Drain tee ie Eb Water flow Water flow Water flow aa g N N AX Gas Water flow Main pipe Branch pipe zz AX gt correct installation will not cause converse water flow and the slope of the branch pipes can be adjusted freely gt false installation will cause converse water flow and the slope of the branch pipe can not be adjusted 6 2 6 Water storage pipe setting gt the indoor unit has high extra static pressure and without water pump to elevate the condensate water such as high extra static pressure duct unit the water storage pipe should be set to avoid converse flow or blow water phenomena Installation 95 Drainage pipe installation gt Ex Indoor unit More than 50mm Plug n More than 25mm N J DUM Y Water storage pipe 6 2 7 Lifting pipe setting of indoor unit with
85. place this electrolytic Yes gt Capacitor Y Trouble is solved n 146 Electrical Control System 2 4 4 16 P7 malfunction P7 display High temperature protection of evaporator Whether compressor Troubleshooting Whether the operates Yes v Check whether the heat exchanger is dirty the air outlet is blocked and the indoor fan is running normal Clean the heat exchanger and the air outlet Check whether the indoor fan is running normal No y Check refrigerant system such as clogging of capillary etc Electrical Control System No connection is good No Reconnect and retest Yes Check the esistance value of the sensor via Appendix 15 it normal No Replace the temperature sensor Yes hether the indoor PCB is normal No Replace the indoor PCB 147 Troubleshooting Appendix 1 Temperature Sensor Resistance Value Table c kom kom kom zo 15 2 12041 eo 23974 10 062973 NO O voets zoon er 2224 101 oenas oor 22 150 6 24973 102 os ar 963423 2 oen 6 2 11081 9963 16 sese 104 ea 203732 104 0 56038 as 842190 25 1000 65 49
86. r Passage Filter Panel 1 2 Easy Installation Two air inlet styles Bottom side or Rear side gt Air inlet from rear is standard for all capacity air inlet from bottom is optional gt size of air inlet frame from rear and bottom is same it s very easy to move the cover from bottom to rear side or from rear to the bottom in order to matching the installation condition my pm Air intake from rear Standard Air intake from bottom Optional 1 3 Fresh air intake function Optional for 18 60k gt Install one duct from the reserved fresh air intake to outdoor Continually inhale the fresh air to improve the quality of the indoor air fulfills air quality more healthy and comfortable 1 4 Easy maintenance gt Clean the filter Optional standard product without filter It is easy to draw out the filter from the indoor unit for cleaning even the filter is installed in rear side or bottom side 20 Indoor Units Features gt Replace the motor or centrifugal fan Remove the ventilated panel firstly Remove a half of blower housing and take out the motor with lt Ventilated Panel 1 5 Reserved remote on off Window contact and central control ports Reserved remote on off ports and central control ports can connect the cable of an on off controller or a central controller to realize remote on off control function or group control function Remote on off ports Central c
87. r inlet Air dust filter Air outlet Isolation booth checking orifi 80 Installation Indoor unit installation 3 2 Change the air inlet direction 1 Take off ventilation panel and flange cut off the staples at side Air return flange Dentilation panel 2 Stick the attached seal sponge as per the indicating place in the following fig and then change the mounting positions of air return panel and air return flange M 4 The installation has finish upon filter mesh which fixing blocks have been insert to the flange positional holes Installation 81 Indoor unit installation 3 3 Ceiling amp floor indoor unit installation 3 3 1 Service space for indoor unit gt gt 35mm 3 3 2 Bolt pitch D Ceiling installation Capacity Btu h 18K 24K 2 Wall mounted installation 1 an IL 1 LL I IL T IL IL LL IL ae mu mu IL 1j an II an IL LL IL T am I LA IL T LJ umi IL am IL aa an IL 3 3 3 Install the pendant bolt 82 21000mm Installation Indoor unit installation D Ceiling installation Select the position of installation hooks according to the hook holes positions showed in upper picture Drill four holes of 212mm 45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks fitti
88. re is disable When you press the recessed LOCK f pushing more than 2 seconds the button all current settings are locked system will automatically restore the mn sls current operation settings including ore ud iili wai ar wai operating mode setting temperature T 3 5 P LOCK mode fan speed level and sleep feature if activated TURBO Button FAN SPEED Button Active Disable TURBO function Used to select the fan speed in four steps AUTO LOW MED HIGH B LED FOLLOW ME Button Disable Active indoor screen Display 9 TIMER ON Button When pushing more than 2 seconds FOLLOW ME function will be activated pushing more than 2 seconds again to disable Press this button to initiate the auto on time sequence Each press will increase the auto timed setting in 30 minutes increments When the setting time displays 10H each press will increase the auto timed setting 60 minutes increments To cancel the auto timed program simply adjust the auto on time to 0 0 Electrical Control System 151 Controller indicators on LCD Transmission Indicator This transmission indicator lights when remote controller transmits signals to the indoor unit Mode display Displays the current operation mode Including auto CO cool amp heat dE Not applicable to cooling only models fan and back to auto Temp Timer display auto cool dry heat f
89. roubleshooting For other models Malfunction Defrosting Alarm Running lamp Timer Display digital lamp lamp lamp tube 1 door Indoor outdoor units communication error outdoor units communication Indoor outdoor units communication error lt EXC or short circuit of T1 temperature sensor sensor a X X X X X 2 9 X 8 _ X 9 x amp Lee PCB and up down panel PCB upan ee X M DUI I WEN BU CENE EE MAE NN 13 Communication malfunction between master unit and slave unit X off flashat5Hz O flash at 0 5Hz FO F1 F2 are only available for super slim cassette F3 F4 are only available for the unit with TWINS function Note Digital display is only available for super slim cassette amp duct type X x Xe x OSI X Xe Xe X Xe X Xe Xe Electrical Control System 121 Troubleshooting 2 3 Outdoor unit malfunction 18 36k ccc E High temperature protection of evaporator In low ambient cooling mode the LED displays LC alternative displays between running frequency and LC each displays 0 55 122 Electrical Control System Troubleshooting 2 4 Solving steps for typical malfunction 2 4 1 For the indoor unit 2 4 1 1 Open or short circuit of temperature sensor
90. signal wire gt When power wire is parallel with signal wire put wires to their own wire tube and remain at least 300mm gap gt According to table in indoor part named the specification of the power to choose the wiring make sure the selected wiring not small than the date showing in the table Select different colors for different wire according to relevant regulations Donotuse metal wire tube at the place with acid or alkali corrosion adopt plastic wire tube to replace it There must be not wire connect joint in the wire tube If joint is a must set a connection box at the place The wiring with different voltage should not be in one wire tube Ensure that the color of the wires of outdoor and the terminal No are same as those of indoor unit respectively Installation 101 Test operation 11 Test operation 11 1 The test operation must be carried out after the entire installation has been completed 11 2 Please confirm the following points before the test operation The indoor unit and outdoor unit are installed properly Tubing and wiring are correctly completed The refrigerant pipe system is leakage checked The drainage is unimpeded The ground wiring is connected correctly The length of the tubing and the added stow capacity of the refrigerant have been recorded The power voltage fits the rated voltage of the air conditioner There is no obstacle at the outlet and inlet of the outdoor and in
91. ss this button timer on function is active Then every press the time increase O 5h after 10h 1h increasement after each press If cancel this Function just set it to 0 0 3 Timer off button Press this button timer off function is active Then every press the time increase 0 5h after 10h 1h increasement after each press If cancel this function just set it to 0 0 4 Follow me button When under cool heat and auto mode press this button follow me function is active Press again this function is ineffective 5 Electrical heater button If press this button in heat mode electrical heater function become ineffective 6 Reset button hidden Use a 1mm stick to press in the little hole then the current setting is canceled The wire controllers enter into original state 7 ON OFF button When in off state press this button the indicator is on the wire controller enter into on state and send setting information to indoor PCB When in on state press this button the indicator is off and send instruction If timer on or timer off has been set it cancel this setting then send instruction to stop the machine Electrical Control System 153 Controller 8 9 10 11 12 13 Adjust button Set indoor temperature up If press and hold on it will increase at 1degree per 0 5 second Adjust button Set indoor temperature down if press and hold on it will decrease at 1degree per 0 5 oecond owing button Firs
92. t 7 A n V A A A AN a M M a M a a a Inlet Outlet Ground 3 4 2 Bolt pitch Drain side A 523 Hook location 647 Panel f E l 545 Hook location 570 Body 647 Panel Unit mm 3 4 3 Install the pendant bolt Select the position of installation hooks according to the hook holes positions showed in upper picture Drill four holes of 12mm 45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks fittings Installation 85 Indoor unit installation Face the concave side of the installation hooks toward the expansible hooks Determine the length of the installation hooks from the height of ceiling then cut off the unnecessary part If the ceiling is extremely high please determine the length of the installation hook depending on the real situation 3 4 4 Install the main body Make the 4 suspender through the 4 hanger of the main body to suspend it Adjust the hexangular nuts on the four installation hooks evenly to ensure the balance of the body Use a leveling instrument to make sure the levelness of the main body is within 1 Zz7zZzZZ2z2 Colourless Horizontal trans parent pipe indicator Adjust the position to ensure the gaps between the body and the four sides of ceiling are even The body s lower part should sink into the ceiling for 10 12 mm
93. t press start swing function second press stop swing Match to some model with swing function Economy operation button press this button the indoor unit operates in economy mode press again exit this mode it may be ineffective for some models Fan speed button press this button consecutively the fan speed will circle as follow xe s m fy Fa f V AM yo fot 1 x iii U te k j te d E i K w p F 34 4 i cM x 2 Lock button hidden When you push the LOCK button all current settings are locked in and the wire controller does not accept any operation except that of the LOCK button Use the lock mode when you want to prevent setting from being changed accidentally or play fully Push the LOCK button again when you want to cancel the LOCK mode Name and function of LCD on the wire controller 1 Operation mode indication Follow me function ON OFF indication AUTO GOOL ORY KET FAN ONLY 5 e setten ran spee La pl s a F u m i n a I IE I Fan speed indication Lock 7 Temperature display zone Timer ON OFF 1 Operation mode indication When press MODE button the following mode can be selected in circle Auto Cool Dry Heat Fan only Auto Auto Cool gt Dry gt Heat gt Fan gt Auto For cooling only model heat m
94. tlet T3 Coil temperature of condenser T4 Outdoor ambient temperature 5 Compressor discharge temperature 1 2 Main Protection 1 2 1 Time delay at restart for compressor 1 2 2 Temperature protection of compressor top The unit will stop working when the compressor top temp protector cut off and will restart after the compressor top temp protector restart 1 2 3 Temperature protection of compressor discharge For 12K units When the compressor discharge temp is getting higher the running frequency will be limited as below rules Compressor discharge temp T5 gt 115 C for 5s compressor stops and restarts up till T5 lt 90 C 110 T5 115 C decrease the frequency to the lower level every 2 minutes 105 T5 110 C keep running at the current frequency T5 105 C no limit for frequency For other units When the compressor discharge temp is getting higher the running frequency will be limited as below rules 1 102 C lt T5 lt 115 C decrease the frequency to the lower level every 2 minutes till to F1 1 T5 gt 115 C for 10 seconds the compressor will stop and restart till 5 lt 90 C 1 2 4 Sensor protection at open circuit and breaking disconnection 1 2 5 Indoor fan delayed open function For M floor standing When the unit starts up the louver will be active immediately and the indoor fan will open 5s later If the unit runs in heating mode the indoor fan will be also controlled by anti cold wind fu
95. troller 4 General Information Indoor Units Indoor Units Part 2 Indoor Units Super Slim Cassette 6 TY DO 19 Cling ec Floor TV DG steenen 33 New Four way Cassette Type Compact 42 Console Ca 51 Indoor Units Super Slim Cassette Type ndis kamas 7 DIMENSI N 11 Service SPACE 12 DISQI SI S alas aaa incen 13 Electric Characteristics 14 Hound LOVEIS 15 ACCES SONES 16 The Specification 17 iem Genee ee aen 18 Indoor Units Features 1 Features 1 1 Overview gt Compact design super slim body size less space requiring in installation gt Each louver can be separately controlled more comfort air blowing is possible gt Auto lifting panel design more convenient to clean and maintain the filter optional 1 p x E MU a E 4 840 Old Cassette New Slim Cassette 18K 24K 840 230 840 840 205 840 30K 840 300 840 840 205 840 36K 840 300 840 840 245 840 1 2 Fresh air intake function gt Fresh air fulfills air quality more healthy and comfortable gt Ventilation motor is optional to
96. tu h Frequency and INDOOR UNIT Voltage 220 240V 2 220 240V 50Hz 220 240V 50Hz POWER POWER WIRING 3x15 3x1 5 3x1 5 mm Fuse A Frequency and I I _ OUTDOOR UNIT Voltage 220 240V 50Hz 220 240V 50Hz 380 420V 50Hz POWER POWER WIRING 3x9 3 2 5 5 2 5 mm2 Fuse A 3xC16 Indoor Outdoor Connecting Wiring Weak Electric Signal mm 3x0 5 shielded 3x0 5 shielded 3x0 5 shielded 40 Indoor Units Field Wiring 9 Field Wiring Air Condition Link Circuit 202070390575 INDOOR UNIT INDOOR UNIT EE ju POM ae m Power su Power supply m pply Power supply naso 220 240V 1 Phase 220 240V 1 Phase 220 240V Th 1 Phase 220 240V Use 3 core cable 3x1 5mm 2 Use 3 core cable 3x1 5mm2 i n Use 3 core cable 3 1 5 2 M Use 3 core cable 3 1 5 2 Only in case of TWIN system Only in case of TWIN system 3 core shielded cable m 3 core shielded cable 3 0 5 3x 0 5mm2 5 DE rm C L ll O Power supply 3 Phase 380 415V Power supply 1 Phase 220 240V 5 core cable 5x2 5mm 2 5 18K 30K 3 core cable 3x2 5mm 2 O For 36K Btu h 111 For 18K 30K Btu h with 3 Phase outdoor unit with 1 Phase outdoor unit Indoor Units 41 Field Wiring New Four way Cassette Type Compact T FC QUUNCS nerts deren se
97. um damage filling nitrogen to reach 0 5Kgf cm2 Because nitrogen is dry gas vacuum damage could achieve the effect of vacuum drying but this method could not achieve drying thoroughly when there is too much moisture Therefore special attention shall be drawn to prevent the entering of water and the formation of condensate water 3 gt Vacuum drying again for half an hour If the pressure reached 55mmHg start to pressure leakage test If it cannot reached the value repeat vacuum damage and vacuum drying again for 1 hour 4 Leakage test After the vacuum degree reaches 55mmHg stop vacuum drying and keep the pressure for 1 hour If the indicator of vacuum gauge does not go up it is qualified If going up it indicates that there is moisture or leak source 98 Installation Additional refrigerant charge Additional refrigerant charge After the vacuum drying process is carried out the additional refrigerant charge process need to be performed The outdoor unit is factory charged with refrigerant The additional refrigerant charge volume is decided by the diameter and length of the liquid pipe between indoor and outdoor unit Refer the following formula to calculate the charge volume Diameter of liquid pipe mm 06 35 09 52 vrome V 30gmx 8 V Additional refrigerant charge volume g L The length of the liquid pipe m Note Refrigerant may only be charged after performed the vacuum drying process
98. ure sensor T4 Appendix No Y Replace outdoor main PCE 134 Electrical Control System Troubleshooting 2 4 4 5 E5 malfunction For single phase models ES display protection Check the of outdoor unit power supply whether the voltage No between L 1 and N is about 220 240VAC T v Check the power supply Replace power board then check whether the system can run normally x the voltage of IPM board P and N is normal DC277 356V for 18K 24K 30KBtu h DC277 410V for 36K A8KBtu h b Replace bridge rectifiers and then check whether the system can run normally Yes Mp Replace IPM board and then check whether the system can run normally Yes gt No v Y Replace outdoor main board rouble is solved Electrical Control System 135 Troubleshooting 2 4 4 6 E5 malfunction For three phases models ES display Voltage protection Check whether the voltage range of P N on IPM module is normal DC277 356V for 18K No v Check the power supply 24KBtu h DC277 410V for 36KBtu h Yes Replace the power board then check whether the system can run normally No Y Check whether the voltage range of P N on IPM module is normal
99. wa ease s 239 3 asm 75 80M ms 242 _ 4 zms 3 sm 76 78 me 25 a za 329 7 79 229 _ 2 207 3 ne ra 228 wos 3 303 ro 2U4 _ wos 4 2945 68e 20 _ me 2 e m 20 _ was se 42 207 _ 152 250 m ems 195 _ wrs a as a 195 _ mos 45 ze 584 18 1Me _ was 228 se 18 15 _ wm a mi se wr e _ m 48 mms sm 18 _ sa 49 204 sw 14 _ X wes s 1960 9 5 MW 462 _ w s e 9 e 1 a se amp wm a 4m sos s ws 9 46 9s wa a se 1 es s 1m 9 4w _ w rem s 15 9 405 Roos _ w sa s ug w 3 _ wm ne s uw ae N OO OO NI N N I IN N NI NIN O O WINI O O CO O O WIN NO Co 0 OO OO NEN DN AN N AN AN AN N M O O O gt O gt N or Blow N gt N O N or O NY N a aja O O O1 O 0 O cO cO O O O on OO N gt N cO N Electrical Control System 149 Controller 3 Controller
100. wer on and when the unit is in standby measure the voltage of pin1 pin3 pind pin3 in fan motor connector If the value of the voltage is not in the range showing in below table the PCB must have problems and need to be replaced For other models USS DC motor voltage input and output NO Color Signal Voltage 1 Red VsVm 192V 380V_ godere 5 _6 FG 15V For console DC motor voltage input and output we pe av 76 eek GND 128 Electrical Control System 2 4 1 6 Refrigerant Leakage Detection Shut off the power supply and turn it on 5 seconds later Is il still displaying the error code Yes Y out from indoor air outlet No Is there any leakage Especially the connection parts such as the gas valve and the liquid valve a there cool air blowing Yes No Yes Is there any block ing Such as the capillary or the welded points of the pipes Yes v Clear the blockinc Electrical Control System Check if 12 sensor is wel fixed Correct the installation or replace T2 sensor Does the problem remain agair Yes Y

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