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Air Conditioner Panasonic CS

1. 9000 cuo 109 0 i Z08031 8 1 I 1088 X TINAYIMOd 59 199 959 19 9 90601 pat gees Qd Li Duelo 4 1 O E x 0 Fd I 1 506031 8 10 1 nerd S1 91 uu m 7 SOEH 1 SH Ley 1 M M 08031 AS AG 1 WE SI 1V3H 2 01 8 NES mi l ze d X INNO SE LT gsu 10 9 091 7 7 d m I q q dSIG NO 6 106031 600 10 410 09 109 E 1 t
2. Diagnosis Abnormality Abnormality Protection Problem Check location display Protection control Judgment Operation H00 No memory of failure Normal operation Indoor fan only Indoor outdoor After operation for operation can Indoor outdoor e Indoor outdoor wire terminal H11 abnormal 1 minds start by entering communication not e Indoor outdoor PCB communication into force cooling establish e Indoor outdoor connection wire operation Mas 50 Indoor outdoor connection wire H12 Indoor unit capacity 90s after power ot less than rminim rlimit Indoor outdoor PCB m unmatched supply orn mber af indoor unit e Specification and combination less than two table in catalogue Indoor intake air Indoor intake air s inacoi intake air H14 temperature sensor Continuous for 5s temperature sensor open p abnormality or short circuit sensor lead wire and connector Compressor Compressor temperature e Compressor temperature H15 temperature sensor Continuous for 5s p emp abnormality sensor open or short circuit sensor lead wire and connector H16 a s E Current transformer faulty e Outdoor PCB faulty or abnormality or compressor faulty compressor faulty Indoor fan motor Continuous Indoor fan motor lock or sran motor leadwire ang H19 connector merchanism lock happen for 7 times feedback abnormal e Fan motor lock or block Indoor h
3. SAFETY REF NO PART NAME amp DESCRIPTION QTY CS AZ9RKE CS HZ12RKE REMARK 1 CHASSY COMPLETE 1 CWD50C1893 c A 2 FAN MOTOR 1 ARW7676ACCB 3 CROSS FLOW FAN CO 1 CWH02C1137 4 BEARING ASSY 1 CWH64K1010 5 SENSOR COMPLETE 1 CWAS0C2122 lt 6 EVAPORATOR CO 1 CWB30C5060 7 FLARE NUT LIQUID 1 CWT251030 8 FLARE NUT GAS 1 CWT251031 9 HOLDER SENSOR 1 CWH32142 10 BACK COVER CHASSIS 1 CWD933463 11 DISCHARGE GRILLE COMPLETE 1 CWE20C3560 12 VERTICAL VANE 10 CWE241389 14 1 CWE261261 15 CONNECTING BAR 1 CWE261262 A 16 AS MOTOR DC SINGLE 12V 300 OHM 1 CWA98K1020 17 LEAD WIRE FOR AIR SWING MOTOR 1 CWA67C8222 18 FULCRUM 1 CWH621157 19 HORIZONTAL VANE COMPLETE 1 CWE24C1420 20 HORIZONTAL COMPLETE 1 CWE24C1421 A 21 A S MOTOR DC SINGLE 12V250 OHM 1 CWA981241 lt A 22 A S MOTOR DC SINGLE 12V250 OHM 1 CWA981299 23 DRAIN TRAY 1 CWH521259 A 24 ELECTRONIC CONTROLLER MAIN 1 CWAT73C9339 CWAT73C9340 A 25 ELECTRONIC CONTROLLER RECEIVER 1 CWA746916 A 26 ELECTRONIC CONTROLLER INDICATOR 1 CWA747110 A 27 ELECTRONIC CONTROLLER FUSE 1 CWA748490 28 CONTROL BOARD COVER CASING 1 CWH102456 29 CONTROL BOARD COVER CO 1 CWH13C1286 A 30 TERMINAL BOARD CO 1 CWA28C2808 31 REMOTE CONTROL HOLDER 1 CWH361162 32 INDICATOR HOLDER 1 CWD933466 33 GRILLE COMPLETE 1 C
4. dt NIYIN 9 CP 04 Sa d43110d1N09 9INOUL9313 193 102 14405 8000100 404 25 10 2 Outdoor Unit FOR OUTDOOR POWER SUPPLY CONNECTION SINGLE PHASE TO INDOOR UNIT POWER SUPPLY a RED i
5. wiring rules Do joint wires f 12 2 4 4 Cutting and flaring the piping 1 Please cut using pipe cutter and then remove the burrs 2 Remove the burrs by using reamer If burrs is not removed gas leakage may be caused Turn the piping end down to avoid the metal powder entering the pipe 3 Please make flare after inserting the flare nut onto the copper pipes Pipe Handle Reamer B 0 0 5mm E improper flaring i When properly flared the internal ar Bar y Yoke w surface of the flare will evenly Core if 17 3 shine and be of even thickness i gt Inclined Surface Cracked Uneven Since the flare part comes into SEAT Clamp handle Red arrow mark Copper i amaged thickness Contact with the connections 1 To cut 2 To remove burrs 3 To flare is carefully check the flare finish 36 12 3 Outdoor Unit 12 31 Install the Outdoor Unit e After selecting the best location start installation to Indoor Outdoor Unit Installation Diagram 1 Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut 10 mm 2 When installing at roof please consider strong wind and earthquake Please fasten the installation stand firmly with bolt or nails 12 3 2 Connect the piping 12 3 2 1 Connecting the piping to Indoor Model B HZ9 HZ12 AZ9 540 mm 160 mm 18 5mm 330 mm 12 3 2 1 1 For co
6. Tab Hi Me Me Me Lo Fan motor s number of rotation is determined according to remote control setting Remote control Tab SHi Me Me Me Lo 42 ii Auto Fan Speed Cooling Dry e According to room temperature and setting temperature indoor fan speed is determined automatically e indoor fan will operate according to pattern below Fan 1 pattern 10 s Speed Higher Medium Lower Fan e Indoorfan speed is fixed at predetermined speed Heating e According to indoor pipe temperature automatic heating fan speed is determined as follows RPM Increased 39 C RPM Maintain 35 C RPM Reduced 16 C Indoor Pipe Temp V B Feedback control e Immediately after the fan motor started feedback control is performed once every second e During fan motor on if fan motor feedback gt 2550 rpm or lt 50 rpm continue for 10 seconds then fan motor error counter increase fan motor is then stop and restart If the fan motor counter becomes 7 times then H19 fan motor error is detected Operation stops and cannot on back 13 3 Outdoor Fan Motor Operation Outdoor fan motor is operated with 15 fan speed number of rotations It starts when compressor starts operation and it stops 30 seconds after compressor stops operation ON ON Compressor OFF 1 ON Fan Speed ON Outdoor Fan 130 sec OFF 13 4 Airflow Direction 1 There are
7. Repair to intrinsically safe components Do not apply any permanent inductive or capacitance loads to the circuit without ensuring that this will not exceed the permissible voltage and current permitted for the equipment in use 4 e Intrinsically safe components are the only types that can be worked on while live in the presence of a flammable atmosphere 9 e test apparatus shall be at the correct rating Replace components only with parts specified by the manufacturer Unspecified parts by manufacturer may result ignition of refrigerant in the atmosphere from a leak Cabling 5 Check that cabling will not be subject to wear corrosion excessive pressure vibration sharp edges or any other adverse 4 environmental effects e check shall also take into account the effects of aging or continual vibration from sources such as compressors or fans Detection of flammable refrigerants 6 o Under no circumstances shall potential sources of ignition be used in the searching or detection of refrigerant leaks 9 e Ahalide torch or any other detector using a naked flame shall not be used A CAUTION Leak detection methods Electronic leak detectors shall be used to detect flammable refrigerants but the sensitivity may not be adequate or may need re calibration Detection equipment shall be calibrated in a refrigerant free area Ensure that the detector is not a potential source of ignition
8. connection cable Y Y Power supply cord Isolating Outdoor unit gennaio 10 Secure the power supply cord and connection cable onto the control board with the holder 11 Close grille door by tighten with screw and close the front panel 12 2 4 2 In case of outdoor power supply 3 Connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1 5 flexible cord type designation 60245 IEC 57 or heavier cord Do not use joint connection cable Replace the wire if the existing wire from concealed wiring or otherwise is too short Allowable connection cable length of each indoor unit shall be 30 mm or less 4 Bind all the indoor and outdoor connection cable with tape and route the connection cable via the right escapement 5 Remove the tapes and connect the connection cable between indoor unit and outdoor unit according to the diagram below Terminals on the isolating devices ELI Disconnecting means L N Power supply cord Terminals on the outdoor unit LIN 11213 Colour of wires connection cable CHG Terminals on the indoor unit L 34 Terminal Board Recommended length mm Control Board Earth wire longer than others AC wires for safety reason Holder Recomm
9. Upper vane 60 Lower vane 58 7 Step 4 Figure 2 2 vane will shift to close position Closed Position 58 Reference point 36 Indoor Heat Exchanger Temperature Figure 1 13 4 2 Horizontal Airflow 1 Automatic horizontal airflow direction can be set using remote control the vane swings left and right within the angles as stated below For heating mode operation the angle of the vane depends on the indoor heat exchanger temperature as Figure 1 below It does not swing during fan motor stop Operation Mode Vane Angle 65 115 Heating with heat exchanger temperature ds Cooling Fan and Soft Dry 65 115 0 Viev 439 40 fix front Indoor Heat Exchanger Temperature Figure 1 44 3 4 1 Figure 2 2 Manual horizontal airflow direction can be set using remote control the angles of the vane are as stated below and the positions of the vane are as Figure 2 above Pattern 1 2 3 4 5 Airflow Direction 1 Remote Control Vane Angle 90 65 77 5 102 5 115 13 5 Quiet operation Cooling Mode Cooling area of Dry Mode A Purpose To provide quiet cooling operation compare to normal operation Control condition a Quiet operation start condition e When Quiet button at remote control is pressed Quiet LED illuminates b Quiet operation
10. sil 0517 06 ete ieee 15016 T rir no I T env B 1347 Pjdn w sss TRANSISTOR IPM 9999 0107 m zm iter tear 29 12 12 1 Select The Best Location Installation Instruction 12 1 1 Indoor Unit e Do not install the unit in excessive oil fume area such as kitchen workshop and etc e There should not be any heat source or steam near the unit e There should not be any obstacles blocking the air circulation e Aplace where air circulation in the room is good e place where drainage be easily done e A place where noise prevention is taken into consideration e Do not install the unit near the door way e Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles e Recommended installation height for indoor unit shall be at least 2 5 m 12 1 2 Outdoor Unit e If an awning is built over the unit to prevent direct sunlight or rain be careful that heat radiation from the condenser is not obstructed e There should not be any animal or plant which could be affected by hot air discharged e Keep the spaces indicated by arrows from wall ceiling fence or other obstacles e Do not place any obstacles which may cause a short circuit of the discharged air e f piping length is over the pipi
11. 3 If this condition repeats continuously 4 times within 20 minutes timer LED will be blinking F96 is indicated B DC Peak Current Control 1 When electric current to IPM exceeds set value of 20 2 A the compressor will stop operate Then operation will restart after 3 minutes 2 Ifthe set value is exceeded again more than 30 seconds after the compressor starts the operation will restart after 1 minute 3 Ifthe set value exceeded again within 30 seconds after the compressor starts the operation will restart after 2 minutes If this condition repeats continuously for 7 times all indoor and outdoor relays will be cut off timer LED will be blinking F99 is indicated 53 14 1 4 Compressor Overheating Prevention Control e Instructed frequency for compressor operation will be regulated by compressor discharge temperature The changes of frequency are as below e f compressor discharge temperature exceeds 103 C compressor will be stopped occurs 4 times per 20 minutes timer LED will be blinking F97 is indicated Compressor OFF 103 C Compressor Frequency Reduce Compressor Frequency Maintain 96 C 86 C Comp Discharge temperature 14 1 5 Low Pressure Prevention Control Gas Leakage Detection a Control start conditions For 5 minutes the compressor continuously operates and outdoor total current is between 0 6A 1 15A e During Cooling and Soft Dry o
12. Select installation location which is easy for maintenance 5 Incorrectinstallation service or repair of this air conditioner may increase the risk of rupture and this may result in loss damage or injury and or property Pb free solder has a higher melting point than standard solder typically the melting point is 50 F 70 F 30 C 40 C higher 6 Please use a high temperature solder iron In case of the soldering iron with temperature control please set it to 700 20 F 370 10 C Pb free solder will tend to splash when heated too high about 1100 F 600 N CAUTION Power supply connection to the room air conditioner Use power supply cord 3 x 1 5 mm type designation 60245 IEC 57 or heavier cord Connect the power supply cord of the air conditioner to the mains using one of the following method Power supply point should be in easily accessible place for power disconnection in case of emergency In some countries permanent connection of this air conditioner to the power supply is prohibited 1 Power supply connection to the receptacle using power plug Use an approved 15 16A power plug with earth pin for the connection to the socket 2 Power supply connection to a circuit breaker for the permanent connection Use an approved 16A circuit breaker for the permanent connection It must be a double pole switch with a minimum 3 0 mm contact gap 8 Do not release refrigerant durin
13. A 26 ELECTRONIC CONTROLLER INDICATOR 1 CWA747110 A 27 ELECTRONIC CONTROLLER FUSE 1 CWA748490 28 CONTROL BOARD COVER CASING 1 CWH102456 29 CONTROL BOARD COVER CO 1 CWH13C1286 A 30 TERMINAL BOARD CO 1 CWA28C2808 31 REMOTE CONTROL HOLDER 1 CWH361162 32 INDICATOR HOLDER 1 CWD933466 33 GRILLE COMPLETE 1 CWE11C6175 34 GRILLE DOOR 1 CWE14C1099 35 GRILLE COMPLETE 1 CWE22K1605 36 DECORATION BASE ASS Y L 1 CWE35K1135 37 DECORATION BASE 55 R 1 CWE35C1182 38 SCREW FRONT GRILLE 2 XTT4 16CFJ 39 AIR FILTER 2 CWD001326 40 FLEXIBLE 1 CWH851173 41 REMOTE CONTROL COMPLETE 1 CWA75C4772 42 INSTALLATION PLATE 1 CWH361134 43 BAG COMPLETE INSTALLATION SCREW 1 CWH82C1705 44 INSTRUCTION 1 CWF570014 45 INSTALLATION INSTRUCTION 1 CWF616868 46 INSTALLATION INSTRUCTION 1 CWF616869 47 INSTALLATION INSTRUCTION 1 CWF616870 lt 48 INSTALLATION INSTRUCTION 1 CWF616871 107 SAFETY REF NO PART NAME amp DESCRIPTION QTY CS HZ9RKE CS HZ9RKE 4 REMARK 49 INSTALLATION INSTRUCTION CWF616872 Note All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock 108
14. Note Display only for No transmitting signal no receiving sound and no Power LED blinking 4 Press the A or V button on the remote controller The code H00 no abnormality will be displayed and signal will be transmitted to the main unit 5 Every press of the button up or down will increase abnormality Check numbers and transmit abnormality code signal to the main unit button 6 When the latest abnormality code the main unit code transmitted from the remote controller are matched power LED will light up for 30 seconds and a beep sound continuously for 4 seconds will be heard If no codes are matched power LED will light up for 0 5 seconds and no sound will be heard breakdown diagnosis mode will be canceled unless pressing the CHECK button continuously for 5 seconds or operating the unit for 30 seconds 8 The LED will be off if the unit is turned off or the RESET button on the main unit is pressed 16 2 3 To Display Memorized Error Protective Operation Status 1 Turn power on 2 Press the CHECK button on the remote controller continuously for 5 seconds 3 be displayed on the remote controller display Note Display only for No transmitting signal no receiving sound and no Power LED blinking 4 Press the TIMER A or Y button on the remote controller The code no abnormality will be displayed and signal will be transmitted to the ma
15. 1652 4699 1620 3158 609 3585 627 20 2800 1470 3630 1570 3630 1566 4100 1570 4820 1560 3200 570 3726 583 16 2884 1394 3739 1489 3739 1485 4223 1489 4858 1475 3443 571 3979 581 18 2 2 CS HZ12RKE CU HZ12RKE indoor Outdoor WB C CC Ua 20 21 15 16 10 11 71 8 2 1 76 12 11 TC IP TC IP TC IP TC IP TC IP TC IP TC IP 24 3057 1736 3895 1946 3521 1647 4635 2030 5479 2087 4145 897 4705 924 20 3100 1650 3950 1850 3630 1566 4700 1930 5620 2010 4200 840 4890 858 16 3193 1565 4068 1754 3739 1485 4841 1830 5664 1901 4519 842 5222 856 TC Total Cooling Capacity KW IP Input Power KW 100 19 Service Data Service data provided are based on the air conditioner running under rated frequency during forced cooling forced heating mode 19 1 Cool Mode Outdoor Air Temperature Characteristic Condition e Room Temperature 27 19 C Cooling Characteristic e Fan High e Piping Length 5 0 m e Freq Rated Fc 19 1 41 CS HZ9RKE CU HZ9RKE CS HZ9RKE 4 CU HZ9RKE 4 CS AZ9RKE CU AZ9RKE 15 20 25 30 35 40 45 Outdoor Air Temperature 9C 2 70 2 50 2 30 2 10 1 90 1 70 1 50 Current A 15 20 25 30 35 40 45 Outdoor Air Temperature 9C 1 20 174 00 1 15 167 00 1 10 160 00 1 05 153 00 1 00 146 00 0 95 139 00 15
16. 636 5 x 357 x 25 4 Fin Material Aluminium Outdoor Heat Fin Type Corrugate Fin Exchanger Row x Stage x FPI 2 x 28 x 19 Size W x H x L 36 4 x 588 x 856 3 827 7 Material Polypropelene Air Filter Type One touch Power Supply Indoor Outdoor Power Supply Cord Nil Thermostat Electronic Control Protection Device Electronic Control 32 Maximum C Coolin 9 Minimum C 16 Indoor Maximum C 30 Operation Heating _ Range Minimum C 16 8 10 10 Minimum Maximum Cooling Minimum C Outdoor Maximum C Operation Heating Range Minimum 8 10 C Maximum C HEAT Minimum C 1 Cooling capacities are based on indoor temperature of 27 C Dry Bulb 80 6 F Dry Bulb 19 0 C Wet Bulb 66 2 F Wet Bulb and outdoor air temperature of 35 C Dry Bulb 95 F Dry Bulb 24 C Wet Bulb 75 2 F Wet Bulb Heating capacities are based on indoor temperature of 20 C Dry Bulb 68 F Dry Bulb and outdoor air temperature of 7 C Dry Bulb 44 6 F Dry Bulb 6 C Wet Bulb 42 8 F Wet Bulb Heating low temperature capacity Input Power and COP measured at 230 V indoor temperature 20 C outdoor 2 1 C Heating extreme low temperature capacity Input Power and COP measured at 230 V indoor temperature 20 C outdoor 7 8 C Specifications are subjected to change without prior notice for further
17. COMPLETE 1 CWA50C2893 30 CABINET SIDE PLATE L 1 CWE041616A 31 CABINET FRONT PLATE CO 1 CWE06C1441 32 PLATE 1 CWE031148A lt 33 C B COVER 1 CWH131470A 34 CONTROL BOARD COVER COMPLETE 1 CWH13C1253 35 CONTROL BOARD COVER 1 CWH131473 36 SENSOR COMPLETE 1 CWA50C2894 38 4 WAYS VALVE 1 CWB001063 A 39 V COIL COMPLETE 4 WAY VALVE 1 CWA43C2431 41 HOLDER SENSOR 1 CWH32075 42 HOLDER SENSOR 2 CWH32143 lt 48 STRAINER 1 CWB11094 lt 49 EXPANSION VALVE 1 CWB051055 50 CRANKCASE HEATER 1 CWA341072 lt A 51 V COIL COMPLETE EXP VALVE 1 CWA43C2257 Note e All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 e marked parts are recommended to be kept in stock 112 SAFETY REF NO PART NAME amp DESCRIPTION QTY CU AZ9RKE CU HZ12RKE REMARK 1 CHASSY ASS Y 1 CWD52K1359 2 SOUND PROOF MATERIAL 1 CWG302630 3 FAN MOTOR BRACKET 1 CWD541167 4 SCREW FAN MOTOR BRACKET 2 CWH551217 A 5 FAN MOTOR DC 40W 3PH 1 56411 lt 6 SCREW FAN MOTOR MOUNT 4 CWH55252J 7 PROPELLER FAN ASSY 1 CWH03K1066 8 NUT PROPELLER 1 CWH56053J A 9 COMPRESSOR 1 9RD132XAB21 lt 10 ANTI VIBRATION BUSHING 3 CWH50077 11 NUT COMPRESSOR MOUNT 3 CWH561096 lt 12 CO
18. power transistor short Replace the outdoor unit PCB Amplification IC defect Diode defect Defect in microcontroller Replace the outdoor unit PCB e Excessive amount of refrigerant For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Compressor defective due to mechanical locked Replace compressor Compressor defective due to winding shorted Replace compressor 17 Disassembly and Assembly Instructions A WARNING High Voltage is generated in the electrical parts area by the capacitor Ensure that the capacitor has discharged sufficiently before proceeding with repair work Failure to heed this caution may result in electric shocks 17 1 Indoor Unit 17 1 1 Indoor Electronic Controllers Cross Flow Fan and Indoor Fan Motor Removal Procedures 17 1 1 1 remove front grille 3 Hold both sides of the front grille and remove it by pulling up and toward yourself gently J 2 Lift to open the horizontal vane gently Gs 1 Remove 2 covers and 2 screws at the bottom of front grille Figure 1 17 1 1 2 remove electronic controller 3 Hooks Top left amp right hand side 4 Remove the control board cover by releasing the 3 hooks Figure 2 93 9 Pull out the 10 Detach 7 connectors as labeled from the electronic controller electronic Then pull out electronic controller gently controller halfw
19. AV1dSI0 X an Y311041N09 9IN0819313 W3TIOMINOO E _ L _ _ _ S MM spa 2 e Y QN9 Ord 1 HN a AOU NO V 0N9 V 0N9 I 4 M 2 M a 2020 1022 v __ 688 du c 9 3 JONI 1 4 l N 7 aay 109 19H 522 299 9 HINI 10291 aA uOISIINH3HL X 3 H0SN3S dL SNldid T 4 102888 o 1 1 uQ1SINU3HL z I wosnas 2 4 H3T10H1N09 9IN0819313 Xs 102824 AG G HO1VHOdVA3 1 EM 225 99 v9 n OA Tu LHM W NO TWNINHSL LC t ONIGNNOYS 989 N9419 N9419 2 _ ru NOL1V9I311938 NOLVOINQIWINOO PWLS NO I I bs 1Inouio ve 9 201 umn i u3L1H SION 13504 ANAL YOOGLNO NMOG dn 2 T FNT ve 3201 01 9 9001 4 90 e 35105 dN3l E Neb ee we A0SZ1VSL8L in w 1083574 6 poc gt u 3 b pom gt x ZWI1S NO T lt NIN uL E 2d worn ama m E ad emeredwe amp 1 S 525 e FI 7 7 rj os O 06 02 0 0 Ol 0 uvog m 19 20 ong 109381 FE e sede NN UN 1052 YOZ WING Ed e d o E WNINYAL Be Net za 9814 H3T1081N03 9IN0819313 ONIGNNOYS T E 01193 02 144 6 0 HOOGNI 804 LHM 5 o 1 a9 y 5 E I u31n0 lt lt s 2 5 Y vL HOLOW H3A001 BIE 3 NMOd i ae Rss NON
20. For better ventilation amp multiple outdoor installation please consult authorized dealer specialist This illustration is for explanation purposes only I p 00 Sleeve x Putty x Gum Type Sealer Bend the pipe as closely on the wall as possible but be careful that it doesn t break In case of indoor power supply Power supply cord Flare connection only at outside of building Vinyl tape wide Apply after carrying drainage test To carry out the drainage test remove the air fi Iters and pour water into the heat exchanger Saddle hol In case of outdoor power supply Lh Power supply cord X Liquid side piping Gas side piping Additional drain hose x Control Board cover The indoor unit will actually face a different way 12 2 Indoor Unit 12 2 1 How to Fix Installation Plate The mounting wall shall be strong and solid enough to prevent it from vibration Wall i NEN Wall Z More 1 More X lt gt lt gt Indoor unit More 2 MN than T 7 Y Z 5 Z S Ri 2 4 0e PS C olo KL NN JL n i Install
21. NO Reclaim and recharge for a specified amount of fresh refrigerant Refrigerant cycle abnormality error again NO Faulty compressor tank temperature sensor Refrigerant shortage refrigerant leakage NO YES YES YES YES Caution 90 During operation of cooling and heating when compressor tank temperature data 112 C is detected by the For safety reason and to prevent component breakdown always switch off the power before remove and connect the component e Replace the compressor tank temperature sensor e Open the 2 3 way valve e Repair the pipe flare or union nuts e Reclaim and recharge refrigerant e Replace the capillary tube or dryer e Replace outdoor unit PCB e Replace outdoor unit compressor Procedure complete 16 4 27 F98 Input Over Current Detection Malfunction Decision Conditions e During operation of cooling and heating when an input over current X value in Total Running Current Control is detected by checking the input current value being detected by current transformer CT with the compressor running Malfunction Caused e Excessive refrigerant e Faulty outdoor unit PCB Troubleshooting current Input current gt limit Normal Excess refrigerant Get restarted and measure the input YES Turn off power supply Check the main circuit electrolytic capacitor NO Check refrigerant amount NO NO A Caution NO YES YES 9
22. Outdoor DB C WB 16 25 35 TC SHC IP TC SHC IP TC SHC IP 19 0 2990 2659 254 2810 2528 345 2500 2400 455 d 22 0 3337 2012 240 3095 1916 338 2719 1756 450 15 7 2840 2583 266 2629 2488 352 2343 2296 454 x 18 4 3075 2050 258 2800 1902 347 2515 1779 454 13 3 2028 1987 153 1930 1892 254 1834 1798 399 i 15 8 2043 1742 141 2524 1844 349 2252 1724 452 Dry bulb value based on 46 humidity 18 1 2 CS HZ12RKE CU HZ12RKE Indoor C Outdoor DB C BE d 16 25 35 TC SHC IP TC SHC IP TC SHC IP M 19 0 4186 3331 463 3934 3168 630 3500 3007 830 22 0 4672 2522 438 4333 2400 616 3807 2200 821 T 15 7 3976 3237 485 3680 3118 641 3280 2968 828 184 4305 2569 471 3919 2384 633 3520 2229 828 13 3 2503 2288 209 2702 2657 464 2568 2542 728 15 8 2519 1923 197 3534 2310 636 3152 2160 824 Dry bulb value based on 46 humidity TC Total Cooling Capacity KW SHC Sensible Heat Capacity kW IP Input Power kW 99 18 2 Heat Mode Performance Data Unit setting Standard piping length Hi Fan Heat mode at 30 C Voltage 230V 18 2 1 CS HZ9RKE CU HZ9RKE CS HZ9RKE 4 CU HZ9RKE 4 CS AZ9RKE CU AZ9RKE Outdoor WB C 5H 20 21 15 16 10 11 71 8 2 1 7 6 12 11 TC IP TC IP TC IP TC IP TC IP TC IP TC IP 24 2761 1546 3580 1652 3521 1647 4043
23. Power Output Power Dimension Speed Hi Moisture Removal L h Pt h m min ft min m min ft min m min ft min m min ft min m min ft min 10 51 371 11 79 416 m min ft min 13 20 465 m min ft min 15 40 545 m min ft min 14 11 498 m min ft min m min ft min 16 29 575 34 40 1215 Outdoor Hi Cool m min ft min i Airflow Heat m min ft min Control Device 35 60 1255 Expansion Valve Cycle Refrigerant Oil FW50S 450 Refrigerant Type Height I D O D mm inch R32 1 12k 39 5 295 11 5 8 622 24 1 2 Width I D O D mm inch 870 34 9 32 824 32 15 32 Depth I D O D Net I D O D Pipe Diameter Liquid Gas mm inch kg Ib mm inch 255 10 1 16 299 11 25 32 10 22 38 84 6 35 1 4 9 52 3 8 Standard length m ft 5 0 16 4 Length range min max m ft 3 9 8 20 65 6 IID amp O D Height different m ft 10 0 32 8 Additional Gas Amount g m oz ft 20 0 2 Length for Additional Gas m ft 14 7 5 24 6 Indoor CS HZ12RKE Model Outdoor CU HZ12RKE Inner Diameter 16 Drain Hose Length Fin Material Aluminium Pre Coat Indoor Heat Fin Type Slit Fin Exchanger Row x Stage x FPI 2 x 17 x 21 Size W x H x L
24. Run Operation Stop Forced cooling operation Forced heating operation Beep Beep x 2 1 AUTO OPERATION MODE The Auto operation will be activated immediately once the Auto OFF ON button is pressed This operation can be used to operate air conditioner with limited function if remote control is misplaced or malfunction 2 TEST RUN OPERATION FOR PUMP DOWN SERVICING PURPOSE The Test Run operation will be activated if the Auto OFF ON button is pressed continuously for more than 5 seconds A beep sound will occur at the fifth seconds in order to identify the starting of Test Run operation Forced cooling operation Within 5 minutes after Forced cooling operation start the Auto OFF ON button is pressed for more than 5 seconds A 2 beep sounds will occur at the fifth seconds in order to identify the starting of Forced heating operation The Auto OFF ON button may be used together with remote control to set change the advance setting of air conditioner operation Auto OFF ON button pressed Main unit always continue Test Run forced cooling operation 5 sec 8 sec 11 sec 16 sec Auto Operation Test Run Operation Test Run Operation Remote Control Number Remote Control Receiving Forced Cooling Operation Forced Haeting Operation Switch Mode Sound OFF ON Beep Beep x 2 Beep x 3 Beep 4 Press AC RESET Press AC RESET then Press AC RESET at remote control key at remote control at remote
25. U e Defect in compressor e Replace compressor Are the compressor s winding resistance U V V W U W uniform YES Check the reactor impedance Is the impedance of the reactor low e Defect in reactor e Replace reactor 85 16 4 22 F91 Refrigeration Cycle Abnormality Malfunction Decision Conditions e The input current is low while the compressor is running at higher than the setting frequency Malfunction Caused e Lack of gas 3 way valve close Troubleshooting For safety reason and to prevent component breakdown always switch Caution off the power before remove and Check 3 way valve connect the component NO closed 3 way valve opened e Open 3 way valve YES Check for gas leaking source Refer to H16 Check for gas leaking source YES Repair or replace defected part s Gas leaking Re claim and then re charge the right amount NO gas amount is OK Check other parts in refrigeration cycles 16 4 23 F93 Compressor Rotation Failure Malfunction Decision Conditions e Acompressor rotation failure is detected by checking the compressor running condition through the position detection circuit Malfunction Caused e Compressor terminal disconnect e Faulty Outdoor PCB e Faulty compressor Troubleshooting For safety reason and to prevent component A breakdown always switch off the power Caution before remove and connect the component Check the U V and W conector con
26. and is suitable for the refrigerant used Leak detection equipment shall be set at a percentage of the LFL of the refrigerant and shall be calibrated to the refrigerant 7 employed and the appropriate percentage of gas 25 maximum is confirmed Leak detection fluids are suitable for use with most refrigerants but the use of detergents containing chlorine shall be avoided as the chlorine may react with the refrigerant and corrode the copper pipe work If a leak is suspected all naked flames shall be removed extinguished If a leakage of refrigerant is found which requires brazing all of the refrigerant shall be recovered from the system or isolated by means of shut off valves in a part of the system remote from the leak Oxygen free nitrogen OFN shall then be purged through the system both before and during the brazing process Removal and evacuation e When breaking into the refrigerant circuit to make repairs or for any other purpose conventional procedures shall be used However it is important that best practice is followed since flammability is a consideration The following procedure shall be adhered to e remove refrigerant gt e purge the circuit with inert gas gt e evacuate gt e purge again with inert gas gt e open the circuit by cutting or brazing e refrigerant charge shall be recovered into the correct recovery cylinders 8 The system shall be flushed with OF
27. component NO Is the connection normal Connector poor SANE e Correct the connection YES Check the outdoor discharge pipe temperature sensor e Plug out connector from the outdoor unit PCB e Measure theresistance of the outdoor discharge pipe temperature sensor Is the measured resistance of the outdoor gas pipe NO e Defect in outdoor discharge pipe temperature sensor matches the value specified in its temperature sensor characteristic chart e Replace the outdoor discharge pipe temperature sensor ER e Defect in outdoor unit PCB e Replace the outdoor unit PCB 77 16 4 14 H36 Outdoor Gas Pipe Sensor Abnormality Malfunction Decision Conditions e During startup and operation of cooling and heating the temperatures detected by the outdoor gas pipe temperature sensor are used to determine sensor errors Malfunction Caused e Faulty connector connection e Faulty sensor e Faulty PCB Troubleshooting s For safety reason and to prevent Check the connector connection component breakdown always switch Turn off the power Caution off the power before remove e Check the connector connection connect the component NO Is the connector connection nomal ODE e Correct the connection YES Check the outdoor discharge pipe temperature sensor e Plug out connector from the outdoor unit PCB e Measure the resistance of the outdoor discharge pipe tempera
28. control 3 REMOTE CONTROL NUMBER SWITCH MODE The Remote Control Number Switch Mode will be activated if the Auto OFF ON button is pressed continuously for more than 11 seconds 3 beep sounds will occur at 11th seconds to identify the Remote Control Number Switch Mode is in standby condition and press AC RESET button and then press any button at remote control to transmit and store the desired transmission code to the EEPROM There are 4 types of remote control transmission code could be selected and stored in EEPROM of indoor unit The indoor unit will only operate when received signal with same transmission code from remote control This could prevent signal interference when there are 2 or more indoor units installed nearby together To change remote control transmission code short or open jumpers at the remote control printed circuit board Loren uar O Ur r T M Remote Control Printed Circuit Board Pg umper umper emote Control No go 0 3 J J B R C IN 3m l Short Open A Default J A Short Short C Open Short D o During Remote Control Number Switch Mode press any button at remote control to transmit and store the transmission code to the EEPROM 58 4 REMOTE CONTROL RECEIVING SOUND OFF ON MODE The Remote Control Receiving Sound OFF ON Mode will be activated if the Auto OFF ON button is pressed
29. discharge pipe temperature sensor matches the value specified in its temperature sensor characteristic chart Replace the outdoor discharge pipe temperature sensor YES e Defectin outdoor unit PCB e Replace the outdoor unit PCB 74 16 4 11 H32 Outdoor Heat Exchanger Temperature Sensor 2 Abnormality Malfunction Decision Conditions e During startup and operation of cooling and heating the temperatures detected by the outdoor heat exchanger temperature sensor are used to determine sensor errors Malfunction Caused e Faulty connector connection e Faulty sensor e Faulty PCB Troubleshooting Check th t me For safety reason and to prevent component breakdown always switch e Turn off the power Caution Check th ti off the power before remove and eck the connector connection connect the component NO Is the connection normal Connector poor SINE e Correct the connection YES Check the outdoor discharge pipe temperature sensor e Plug out connector from the outdoor unit PCB e Measure theresistance of the outdoor discharge pipe temperature sensor Is the measured resistance of the outdoor heat exchanger NO e Defect in outdoor discharge pipe temperature sensor matches the value specified in its temperature sensor characteristic chart e Replace the outdoor discharge pipe temperature sensor YES e Defect in outdoor unit PCB e Repla
30. internal setting temperature and it is updated continuously whenever the electrical power is supplied to the unit Remote Control Setting Temperature 16 C 30 Auto Operation Mode Shifting Indoor Air Temperature Shifting Outdoor Air Temperature Shifting Powerful Mode Shifting Setting Temperature Limit Checking Min 16 C Max 33 C Internal Setting Temperature 13 1 2 Cooling Operation 13 1 2 1 Thermostat control e Compressor is OFF when Intake Air Temperature Internal Setting Temperature lt 1 5 C continue for 3 minutes e Compressor is ON after waiting for 3 minutes if the Intake Air Temperature Internal Setting Temperature gt Compressor OFF point 13 1 3 Soft Dry Operation 13 1 3 1 Thermostat control e Compressor is OFF when Intake Air Temperature Internal Setting Temperature lt 2 0 C continue for 3 minutes e Compressor is ON after waiting for 3 minutes if the Intake Air Temperature Internal Setting Temperature gt Compressor OFF point 13 1 4 Heating Operation 13 1 4 1 Thermostat control e Compressor is OFF when Intake Air Temperature Internal Setting Temperature gt 2 0 C continue for 3 minutes e Compressor is ON after waiting for 3 minutes if the Intake Air Temperature Internal Setting Temperature lt Compressor OFF point 41 13 1 5 Automatic Operation This mode can be set using remote control and the operation is decided by remote control setting temperature rem
31. outdoor unit side and pipe can be used Models that use refrigerant R32 and R410A have a different charging port thread diameter to prevent erroneous charging with refrigerant R22 and for safety Therefore check beforehand The charging port thread diameter for R32 and R410A is 12 7 mm 1 2 inch Be more careful than R22 so that foreign matter oil water etc does not enter the piping Also when storing the piping securely seal the opening by pinching taping etc Handling of R32 is similar to R410A A CAUTION Installation Space Must ensure the installation of pipe work shall be kept to a minimum Avoid use dented pipe and do not allow acute bending Must ensure that pipe work shall be protected from physical damage Must comply with national gas regulations state municipal rules and legislation Notify relevant authorities in accordance with all applicable regulations Must ensure mechanical connections be accessible for maintenance purposes Q In cases that require mechanical ventilation ventilation openings shall be kept clear of obstruction e When disposal of the product do follow to the precautions in 12 and comply with national regulations e Always contact to local municipal offices for proper handling Interconnecting refrigerant pipework i e pipework external to the unitary components should be marked with a Class label see Figure 9 1 of Code of Practice every two metres wh
32. sensor Is the measured resistance of the outdoor airtemperature sensor matches the value specified in its characteristic chart Defect in outdoor air temperature sensor Replace the outdoor air temperature sensor TER e Defect in outdoor unit PCB e Replace the outdoor unit PCB Sensor Thermistor Characteristics D Outdoor Air Sensor Outdoor Heat Exchanger Sensor 70 60 50 40 30 Resistance 20 10 Temperature C 72 16 4 9 H28 Outdoor Pipe Temperature Sensor Abnormality Malfunction Decision Conditions e During startup and operation of cooling and heating the temperatures detected by the outdoor pipe temperature sensor are used to determine sensor errors Malfunction Caused e Faulty connector connection e Faulty sensor e Faulty PCB Troubleshooting Check the connector connection 2 2 221 T e Turnoffthe power Caution P i Chackiha connectoreonne din off the power before remove and connect the component No Is the connector connection normal Connectorpoor contact e Correctthe connection YES Check the outdoor heat exchanger temperature sensor e Plug out connector from the outdoor unit PCB e Measure the resistance of the outdoor heat exchanger temperature sensor Defectin outdoor heat exchanger Is the measured resistance of the outdoor heat exchanger temperaturese
33. the distance namely 128 mm for left and right hole respectively Drill the piping hole at either the right or the left and the hole should be slightly slanting to the outdoor side Install a Sleeve of Piping 1 Insert the piping sleeve to the hole 2 Fix the bushing to the sleeve 3 Cutthe sleeve until it extrudes about 15 mm 177 or tube from the wall assembly L N CAUTION When the wall is hollow please be sure to use the sleeve for tube assembly to prevent dangers Sn Bushing for tube caused by mice biting the connection cable assembly 70 mm through hole 4 Finish by sealing the sleeve with putty or Putty or caulking compound caulking compound at the final stage 31 12 2 3 Indoor Unit Installation Pull the o 25 Piping c Intake grille 12 2 3 1 For the right rear piping Pull out the Indoor piping RI Install the Indoor Unit we Secure the Indoor Unit Insert the connection cable 12 2 3 2 For the right and right bottom piping RII Pull out the Indoor piping i Install the Indoor Unit Insert the connection cable Secure the Indoor Unit 12 2 3 3 For the embedded piping Step 1 Replace the drain hose Bend the embedded piping Use a spring bender or equivalent to bend the piping so that the piping is not crushed EIE Pull the conne
34. the right bottom piping piping piping How to keep the cover Cover for piping In case of the cover is cut keep the cover at the rear of chassis as shown in the illust ration for future reinstallation Left right and 2 bottom covers for piping Install the indoor unit F Hooks at Hook the indoor unit on o the installation upper portion of installation plate plate Engage the indoor unit with the upper edge of the Sleeve for installation plate Ensure the piping hole hooks are properly seate d Piping on the installation plate by moving it in left and right indoor unit Secure the Unit 1 Press the lower left and right side of the unit against the installation plate until hooks engages with their slot sound click Unit s Installation hook plate To take out the unit push the marking at the bottom unit and pull it slightly X towards you to disengage the hooks from the unit PUSH marking Insert the connection cable Connection cable gt Gas side piping Liquid side piping Guide Connection cable Drain hose surface M This can be used for left rear piping and bottom piping also Replace the drain hose Rear view for left piping installation Drain hose Drain hose L Sleeve for piping hole Drain cap e How to pullthe piping and drain hose out in case e In case of left piping how to insert of the embedded piping the co
35. two types of airflow vertical airflow directed by horizontal vane and horizontal airflow directed by vertical vanes 2 Control of airflow direction can be automatic angles of direction is determined by operation mode heat exchanger temperature and intake air temperature and manual angles of direction can be adjusted using remote control 43 13 4 1 Vertical Airflow PON Upper Vane Angle Lower Vane Angle Operation Mode Airflow Direction 1 2 3 4 5 1 2 3 4 5 Auto with Heat 25 ud Exchanger B 55 37 Heating Temperature C 25 17 Summer House 55 37 Manual 20 45 55 65 70 17 27 37 47 56 Auto 45 70 2 39 Cooling and Fan Manual 20 25 50 55 70 2 7 17 27 39 Auto 45 70 2 39 Soft Dry Manual 20 25 50 55 70 2 7 17 27 39 1 Automatic vertical airflow direction can be set using remote control the vane swings up and down within the angles as stated above For heating mode operation the angle of the vane depands on the indoor heat exchanger temperature as Figure 1 below It does not swing during fan motor stop When the air conditioner is stopped using remote control the vane will shift to close position Manual vertical airflow direction can be set using remote control the angles of the vane are as stated above and the positions of the vane are as Figure 2 below When the air conditioner is stopped using remote control the
36. valve Measure voltage supplied to CH HOT at the start of heating supply Outdoor fault e Replace Outdoor PCB Check gas side pipe for hot gas flow in cooling mode 83 16 4 20 F17 Indoor Standby Units Freezing Abnormality Malfunction Decision Conditions e When the different between indoor intake air temperature and indoor pipe temperature is above 10 C or indoor pipe temperature is below 1 0 C Remark When the indoor standby unit is freezing the outdoor unit transfers F17 error code to the corresponding indoor unit and H39 to other indoor unit s Malfunction Caused e Wrong wiring connection e Faulty sensor e Faulty expansion valve Troubleshooting For safety reason and to prevent A component breakdown always switch Caution off the power before remove and Check the system wiring connection connect the component e Perform Auto Wiring to correct the Is the wiring connection ok es j wiring connection YES Check the indoor intake air and indoor pipe temperature sensors Does it conform to the sensor characteristic chart YES Check the expansion valve Is the expansion valve ok e Replace the indoor intake air or indoor pipe temperature sensor e Replace the solenoid coil or expansion valve e Replace outdoor unit PCB 84 16 4 21 F90 Power Factor Correction Protection Malfunction Decision Conditions To maintain DC voltage level su
37. 1 For safety reason and to prevent component breakdown always switch off the power before remove and connect the component e Replace the outdoor unit PCB e Repairthe pipe flare or union nuts e Reclaim and recharge refrigerant e Reclaim and recharge with correct amount of refrigerant e Replace outdoor unit PCB e Replace outdoor unit compressor 16 4 28 F99 DC Peak Detection Malfunction Decision Conditions During startup and operation of cooling and heating when inverter DC peak data is received by the outdoor internal DC Peak sensing circuitry Malfunction Caused DC current peak due to compressor failure DC current peak due to defective power transistor s DC current peak due to defective outdoor unit PCB DC current peak due to short circuit Troubleshooting Reset the error code and turn on the unit again NO Compressor stops Is there a sound when compressor starts YES NO Quite a lot of vibration at start operation Is compressor vibration even YES Is there no change even if all refrigerant NO Normal is discharged YES Stops after 2 3 seconds of noise during operation Check the compressor winding resistance e Turn offthe power and disconnect the harnesses U V and W A Caution Measure the winding resistance between U V V W and W U Are the compressor s winding resistance NO Normal U V V W or U W shorted YES 92 Outdoor electronic circuit defect due to
38. 1 4 9 52 3 8 Standard length m ft 5 0 16 4 Length range min max m ft 3 9 8 20 65 6 I D amp O D Height different m ft 10 0 32 8 Additional Gas Amount g m oz ft 20 0 2 Length for Additional Gas m ft 7 5 24 6 Refrigeration Cycle 11 Outdoor CU HZ9RKE CU HZ9RKE 4 CU AZ9RKE Drain Hose Length mm 650 Fin Material Aluminium Pre Coat Indoor Heat Fin Type Slit Fin Exchanger Row x Stage x FPI 2 x 17 x 21 Size W x H x L 636 5 x 357 x 25 4 Fin Material Aluminium Outdoor Heat Fin Type Corrugate Fin Exchanger Row x Stage x FPI 2 x 28 x 19 Size W x H x L 36 4 x 588 x 856 3 827 7 Material Air Filter Type Power Supply Indoor Outdoor Power Supply Cord Nil Thermostat Electronic Control Protection Device Electronic Control 32 Maximum C Coolin 9 Minimum C 16 Indoor Maximum C 30 Operation Heating x Range Minimum C 16 8 10 C Maximum C 10 HEAT Minimum C 8 Maximum C 43 Cooling Minimum C 16 Outdoor I Maximum C 24 Operation Heating gt Range Minimum 20 8 10 C Maximum C _ HEAT Minimum C 20 1 Cooling capacities are based on indoor temperature of 27 C Dry Bulb 80 6 F Dry Bulb 19 0 C Wet Bulb 66 2 F Wet Bulb and outdoor air temperature of 35 C Dry Bulb 95 F Dry Bulb 24 C Wet Bulb 75 2 F Wet Bulb Heating capacities are bas
39. 14 3 Protection Control For Heating Operation 14 3 1 Intake Air Temperature Control Compressor will operate at limited freq if indoor intake air temperature is 30 C or above 14 3 2 Outdoor Air Temperature Control e The Max current value is regulated when the outdoor air temperature rise above 14 C in order to avoid compressor overloading Current Regulated 14 C 12 C Free Within Max Limit Outdoor air temperature 56 14 3 3 Overload Protection Control e The compressor operating frequency is regulated in accordance to indoor heat exchanger temperature as shown below e lfthe heat exchanger temperature exceeds 60 C compressor will stop Frequency Reduce Frequency Limited 60 C 52 C 49 C Indoor Heat Exchanger Temp 14 3 4 Compressor Oil Return Control e When compressor starts the compressor will be regulated for 240 seconds 14 3 5 Cold Draught Prevention Control e When indoor pipe temperature is low cold draught operation starts where indoor fan speed will be reduced 14 3 6 Deice Operation e When outdoor pipe temperature and outdoor air temperature is low deice operation start where indoor fan motor and outdoor fan motor stop and the operation LED deice indicator ON during this operation 57 15 Servicing Mode 15 1 Auto OFF ON Button Auto OFF ON Auto OFF ON Auto OFF ON Button pressed Button pressed Button pressed 5 sec 5 sec Auto Operation Test Run Operation Stop Test
40. 14 34 13 74 kcal hW 4 29 3 63 3 47 Pdesign kW 3 5 B SEER W W 7 6 Annual Consumption 161 Class A Power Factor _ 95 _ Indoor Noise H L QLo Lah 200 Power Level 58 Outdoor Noise H L QLo s Iim Power Level dB 63 Capacity 3610 Running Current 3 95 840 5 00 COP BTU hW 17 02 kcal hW 4 30 Pdesign kW 3 8 Tbivalent C 10 SCOP 5 1 Annual Consumption 1043 A Input Power Class Power Factor 92 dB A 45 25 18 Power Level dB 61 dB A 50 47 Outdoor Noise H L QLo Power Level dB 65 ow WT Power MT Extr Low Temp Capacity kW I Power W COP Curent Max Power W Type Hermetic Motor Rotary Indoor Noise H L QLo Compressor Motor Type Brushless 4 poles Output Power 900 13 Indoor Fan Outdoor Fan Indoor Airflow Refrigeration Indoor Outdoor CS HZ12RKE CU HZ12RKE Type Cross flow Fan Material ASG33 Motor Type DC Transistor 8 poles Input Power 44 9 Output Power W 40 Cool rpm 570 QLo Heat rpm 630 Cool rpm 720 Lo Heat rpm 740 Cool rpm 920 Speed Me Heat rpm 1020 Hi Cool rpm 1130 i Heat rpm 1300 Cool rpm 1200 SHi Heat rpm 1370 Type Propeller Fan Material PP Motor Type DC Motor 8 poles Input
41. 20 25 30 35 40 45 Low Pressure Psi Low Pressure Mpa Outdoor Air Temperature 9C 101 19 1 2 CS HZ12RKE CU HZ12RKE 17 50 16 50 15 50 14 50 13 50 12 50 11 50 Outlet Air C 5 00 4 50 4 00 3 50 3 00 2 50 2 00 Current A 1 10 1 05 1 00 0 95 0 90 Low Pressure Mpa 0 85 15 20 25 30 35 40 45 50 Outdoor Air Temperature C 15 20 25 30 35 40 45 50 Outdoor Air Temperature C 15 20 25 30 35 40 45 50 Outdoor Air Temperature C 102 159 00 152 00 145 00 138 00 131 00 124 00 Low Pressure Psi 19 2 Heat Mode Outdoor Air Temperature Characteristic Condition e Room Temperature 20 C Heating Characteristic e Fan High e Piping Length 5 0 m e Freq Rated Fh 19 2 1 CS HZ9RKE CU HZ9RKE CS HZ9RKE 4 CU HZ9RKE 4 CS AZ9RKE CU AZ9RKE 36 32 28 24 20 16 Outlet Air C 25 20 15 10 5 0 5 10 Outdoor Air Temperature 9C 2 80 2 60 2 40 2 20 2 00 1 80 1 60 1 40 1 20 Current A 25 20 15 10 5 0 5 10 Outdoor Air Temperature 9C 2 20 319 00 2 00 290 00 1 80 261 00 1 60 232 00 1 40 203 00 1 20 174 00 25 20 15 10 5 0 5 10 High Pressure Mpa Outdoor Air Temperature 9C 103 High Pressure Psi 19 2 2 CS HZ12RKE CU HZ12RKE Cu
42. 25J CWH55051J 9 Je ye 19 pe Ge He Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts 106 SAFETY REF NO PART NAME amp DESCRIPTION QTY CS HZ9RKE CS HZ9RKE 4 REMARK 1 CHASSY COMPLETE 1 CWD50C1893 A 2 FAN MOTOR 1 ARW7676ACCB 3 CROSS FLOW FAN CO 1 CWH02C1137 4 BEARING ASSY 1 CWH64K1010 5 SENSOR COMPLETE 1 CWAS0C2122 6 EVAPORATOR 1 CWB30C5060 7 FLARE NUT LIQUID 1 CWT251030 8 FLARE NUT GAS 1 CWT251031 9 HOLDER SENSOR 1 CWH32142 10 BACK COVER CHASSIS 1 CWD933463 11 DISCHARGE GRILLE COMPLETE 1 CWE20C3560 12 VERTICAL VANE 10 CWE241389 14 1 CWE261261 15 CONNECTING BAR 1 CWE261262 A 16 AS MOTOR DC SINGLE 12V 300 OHM 1 CWA98K1020 17 LEAD WIRE FOR AIR SWING MOTOR 1 CWA67C8222 18 FULCRUM 1 CWH621157 19 HORIZONTAL VANE COMPLETE 1 CWE24C1420 20 HORIZONTAL COMPLETE 1 CWE24C1421 A 21 A S MOTOR DC SINGLE 12V250 OHM 1 CWA981241 lt A 22 A S MOTOR DC SINGLE 12V250 OHM 1 CWA981299 23 DRAIN TRAY 1 CWH521259 A 24 ELECTRONIC CONTROLLER MAIN 1 CWA73C9339 A 25 ELECTRONIC CONTROLLER RECEIVER 1 CWA746916
43. 30 12 1 Select The Best Location 30 12 2 Indoor 0 31 12 3 Outdoor Unit eee 37 13 Operation and Control 41 13 1 Basic Function 41 13 2 Indoor Fan Motor Operation 42 13 3 Outdoor Fan Motor Operation 43 13 4 Airflow Direction 43 13 5 Quiet operation Cooling Mode Cooling area of Dry Made uu nu n au saksaq 45 13 6 Quiet operation Heating 45 13 7 Powerful Mode Operation 46 13 8 Timer Control 46 13 9 Auto Restart Control 46 13 10 Indication 47 13 11 ECONAVI Operation 48 13 12 8 10 C Heat 52 14 Protection 53 14 1 Protection Control For All Operations 53 14 2 Protection Control For Cooling amp Soft Dry 55 14 3 Protection Control For Heating Operation 56 15 Servicing Mode 58 15 1 Auto OFF ON Button 58 15 2 Remote Control 59 16 T
44. E MUFFLER COMPRESSOR COOLING HEATING 20 8 Block Diagram Indoor Power Supply Connection 8 1 ZHOS AOE OV XlddNs 3SVHd ATONIS asna 3univaadWal I asna 3univs3dial Y Los ISNA Sali 3SION 60 ISNA WOLOVdu HOOGLNO LINN HOOQND 21 8 2 Outdoor Power Supply Connection 3snd gunivsadwal Il 3snd 3univadN3l ZHOS AOE OL Alddns 3SVHd 5 X34 3SION 0l ISNA Vos ASNA LINN YOOGLNO LINN HOOQND 22 9 Wiring Connection Diagram Indoor Unit 9 1 NOH PE ya Gad d 83110414029 9IN0d19413 YITIOYINOD 310NW39 t LHM dSIG NO 6 YOSNIS 9 N3345 9 M TUM MOTA 19 LANN p JONVHO 0 H8 MIMIM MIM MIM M YNid d nd q SyuvIN3d e L Ol 9 pe Y WA HOLVHOdVA3 HOSNAS 4810 00 AJU NI P pox LHM W4 NO i a c rr HOLSIWYSHL LINOUIO 1119919 1 pm i meas L YOSNAS di 3l NOLLV9IHILLO3H 09 JE VE 25001 Wamo 100 5 ISNA ANAL uoodino Gad H VE 0001 01 v0 9V ISNA dial L
45. ED TUM D INDICATED ON TERMINAL COVER wr ELECTRONIC CONTROLLER n n I GRY RY OUTDOOR AIR TEMP 2 REJ DATA RED SENSOR THERMIS TOR 2 BK a COMMUNICATIO 110 5 5 ACBLK FUSE 103 CIRCUIT M r BLK 48 290 x PIPING TEMP 1 RECTIFICATION SENSOR THERMIS TOR i 1 iiie CIRCUIT ciu GRN FG GRN FUSE 104 COMPRESSOR TEMP T3 15A L250V SWITCHING 4 SENSOR THERMIS TOR L N TANK 3 FOR INDOOR POWER GRN GRN Wr Fam SUPPLY CONNECTION RECTIFICATION 4 CIRCUIT CIRCUIT 12 CN HOT ELECTRO MAGNETIC BASE PAN gt BLU T2 BLU zaf COIL 4 WAY VALVE HEATER E 3 BLU acN2 BLU 1 fot CN MTR2 ol cust lol ELECTRO MAGNETIC COL 1 10 wm EXPANSION VALVE FAN MS Y MOTOR TJ 5 EU V 16 E 19 Ie 4 CNMTRI IN W WT 5 01 COMPRESSOR Resistance of Compressor Windings CONNECTION 9RD132XAB21 U V 1 8970 U W 1 9070 V W 1 8820 Winding resistance at 20 24 ircuit Diagram Electronic C 10 10 1 Indoor Unit
46. HM cu pee um HOLOW H3AnO1 10521701612 091 LHOIY 1331 083815 p gt p gt NEN 2 u31n0 1 4 HOLOW s NMOG dn 1063904 famos 0093809 MES awi 1052702 1 10100 mwi yog 090 K J Fe NIVIN 9513 H3T1081N03 2INOHI233 Honiannows PT lt 83110818029 21 0819313 NOILOINNOD 1 5 800081 804 N T3 qvos 70 TWNIWHAL S NOLL23NNO2 d3M0d 4000100 0 23 9 2 Outdoor Unit FOR OUTDOOR POWER YELLOW YLW SUPPLY CONNECTION m SINGLE PHASE i TO INDOOR UNIT BLACK BLK BLUE BLU BLUE BLU RED RED POWER SUPPLY alk RED WHITE WHT RED RED TRADEMARK NS Pd ak A REACTOR YELLOW YLW GRAY GRY I o o o GREEN GRN BROWN BRW COMPRESSOR TERMINAL l D 2 3 TAM a an m ORS THE PARENTHESIZED LETTERS 5 L N eux wan I
47. N to render the unit safe e This process may need to be repeated several times Compressed air or oxygen shall not be used for this task Flushing shall be achieved by breaking the vacuum in the system with OFN and continuing to fill until the working pressure is achieved then venting to atmosphere and finally pulling down to a vacuum e Thisprocess shall be repeated until no refrigerant is within the system e When the final OFN charge is used the system shall be vented down to atmospheric pressure to enable work to take place e This operation is absolutely vital if brazing operations on the pipe work are to take place Ensure that the outlet for the vacuum pump is not close to any ignition sources and there is ventilation available Charging procedures In addition to conventional charging procedures the following requirements shall be followed Ensure that contamination of different refrigerants does not occur when using charging equipment Hoses or lines shall be as short as possible to minimize the amount of refrigerant contained in them Cylinders shall be kept upright Ensure that the refrigeration system is earthed prior to charging the system with refrigerant 9 Label the system when charging is complete if not already Extreme care shall be taken not to over fill the refrigeration system Prior to recharging the system it shall be pressure tested with OFN refer to 7 e The system shall be leak test
48. NDENSER COMPLETE 1 CWB32C4300 14 DISCHARGE MUFFLER 1 CWB121010 15 HOLDER COUPLING 1 CWH351233 16 2 WAYS VALVE 1 CWB021589 lt 17 3 WAYS VALVE 1 CWB011374 18 ACCUMLATOR 1 CWB131065 A 19 REACTOR 1 G0C193J00004 20 TERMINAL COVER 1 CWH171039A 21 NUT TERMINAL COVER 1 CWH7080300J 22 SOUND PROOF BOARD 1 CWH151273 23 SOUND PROOF MATERIAL 1 CWG302952 24 SOUND PROOF MATERIAL 1 CWG302745 25 SOUND PROOF MATERIAL 1 CWG302740 A 26 ELECTRONIC CONTROLLER MAIN 1 ACXA73C00140R ACXA73C00150R A 27 TERMINAL BOARD ASS Y 1 CWA28K1110J 28 CABINET SIDE PLATE 1 CWE04C1481 29 SENSOR COMPLETE 1 CWA50C2893 30 CABINET SIDE PLATE L 1 CWE041616A 31 CABINET FRONT PLATE CO 1 CWE06C 1441 32 PLATE 1 CWE031148A 33 PLATE C B COVER 1 CWH131470A 34 CONTROL BOARD COVER COMPLETE 1 CWH13C1253 35 CONTROL BOARD COVER 1 CWH131473 36 SENSOR COMPLETE 1 CWAS0C2894 38 4 WAYS VALVE 1 CWB001063 lt A 39 V COIL COMPLETE 4 WAY VALVE 1 CWA43C2431 lt 41 HOLDER SENSOR 1 CWH32075 42 HOLDER SENSOR 2 CWH32143 48 STRAINER 1 CWB11094 49 EXPANSION VALVE 1 CWB051055 50 HEATER 1 CWA341072 A 51 V COIL COMPLETE EXP VALVE 1 CWA43C2257 Note e All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock Printed in Mala
49. Order No PAPAMY1507114CE Service Manual Air Conditioner Indoor Unit Outdoor Unit CS HZ9RKE CU HZ9RKE CS HZ12RKE CU HZ12RKE 5 79 4 CU HZ9RKE 4 CS AZ9RKE CU AZ9RKE Panasonle Destination North Europe AN WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death IMPORTANT SAFETY NOTICE There are special components used in this equipment which are important for safety These parts are marked by N in the Schematic Diagrams Circuit Board Diagrams Exploded Views and Replacement Parts List It is essential that these critical parts should be replaced with manufacturer s specified parts to prevent shock fire or other hazards Do not modify the original design without permission of manufacturer N CAUTION R32 REFRIGERANT This Air Conditioner contains and operates with refrigerant R32 THIS PRODUCT MUST ONLY BE INSTALLED OR SERVICED BY QUALIFIED PERSONNEL Refer to Commonwealth State Territory
50. Please carry out insulation at pipe connection portion as mentioned in Indoor Outdoor Unit Installation Diagram Please wrap the insulated piping end to prevent water from going inside the piping 2 If drain hose or connecting piping is in the room where dew may form please increase the insulation by using POLY E FOAM with thickness 6 mm or above 12 3 5 1 Outdoor Unit Drain Water e Water will drip from the base pan hole area during defrost function e To avoid water dripping do not stand or place objects at this area 40 13 Operation and Control 13 1 Basic Function Inverter control which equipped with a microcomputer in determining the most suitable operating mode as time passes automatically adjusts output power for maximum comfort always In order to achieve the suitable operating mode the microcomputer maintains the set temperature by measuring the temperature of the environment and performing temperature shifting The compressor at outdoor unit is operating following the frequency instructed by the microcomputer at indoor unit that judging the condition according to internal setting temperature and intake air temperature 13 1 1 Internal Setting Temperature Once the operation starts remote control setting temperature will be taken as base value for temperature shifting processes These shifting processes are depending on the air conditioner settings and the operation environment The final shifted value will be used as
51. WE11C6176 CWE11C6175 34 GRILLE DOOR 1 CWE14C1099 35 INTAKE GRILLE COMPLETE 1 CWE22K1605 36 DECORATION BASE ASS Y L 1 CWE35K1135 37 DECORATION BASE 55 R 1 CWE35C1182 38 SCREW FRONT GRILLE 2 XTT4 16CFJ 39 AIR FILTER 2 CWD001326 40 FLEXIBLE 1 CWH851173 41 REMOTE CONTROL COMPLETE 1 CWA75C4772 42 INSTALLATION PLATE 1 CWH361134 43 BAG COMPLETE INSTALLATION SCREW 1 CWH82C1705 44 INSTRUCTION 1 CWF570014 45 INSTALLATION INSTRUCTION 1 CWF616868 46 INSTALLATION INSTRUCTION 1 CWF616869 47 INSTALLATION INSTRUCTION 1 CWF616870 lt 48 INSTALLATION INSTRUCTION 1 CWF616871 109 SAFETY REF NO PART NAME amp DESCRIPTION QTY CS AZ9RKE CS HZ12RKE REMARK 49 INSTALLATION INSTRUCTION CWF616872 Note All parts are supplied from PAPAMY Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock 110 20 2 Outdoor Unit S SQ JA v fa LA eA aa o SEES ANA AN NW S MXL E uum E 702 2 2 1 9 M g MN WAWAN AS N The above expl
52. ad to the risk of fire or explosion He She must not be smoking when carrying out such work e All possible ignition sources including cigarette smoking should be kept sufficiently far away from the site of installation repairing removing and disposal during which flammable refrigerant can possibly be released to the surrounding space Prior to work taking place the area around the equipment is to be surveyed to make sure that there are no flammable hazards or ignition risks No Smoking signs shall be displayed 6 Ventilated area Ensure that the area is in the open or that it is adequately ventilated before breaking into the system or conducting any hot work A degree of ventilation shall continue during the period that the work is carried out The ventilation should safely disperse any released refrigerant and preferably expel it externally into the atmosphere Checks to the refrigeration equipment Where electrical components are being changed they shall be fit for the purpose and to the correct specification At all times the manufacturer s maintenance and service guidelines shall be followed If in doubt consult the manufacturer s technical department for assistance The following checks shall be applied to installations using flammable refrigerants The charge size is in accordance with the room size within which the refrigerant containing parts are installed o The ventilation machinery and outlets are operating adequately and
53. after 30 seconds return to normal mode te O s s s C oem ee Transmit sunlight sensor check code l and after 30 seconds return to normal I mode l _ Transmit check code and after 30 seconds return to normal mode e Operation details o sunlight sensor check mode will be operated for 5 minutes o During check mode the ON and OFF timer will be memorized but it operation be ignored o During check mode if the sunlight sensor check code is retransmitted the 5 minutes counter will be reset o During check mode if sunlight sensor detected the sunlight intensity value above minimum level the ECONAVI indicator turns ON Else if sunlight sensor detected sunlight intensity value below minimum level the ECONAVI indicator is OFF 50 e Todisable sunlight sensor check mode o After check mode is ended 5 minutes counter elapsed press AUTO OFF ON button at indoor unit o If the sunlight sensor detected sunlight intensity is at abnormal range the check mode will be ended Please check for error code 13 11 1 6 Sunlight Sensor Abnormality e Abnormality detection o When ECONAVI is ON if the sunlight intensity value below minimum level continuously for 24 hours the sunlight sensor disconnection error counter will increase by 1 time If the ECONAVI is OFF the 24 hours timer will be reset but the sunlight sensor disconnection error counter will not be reset e Error Code judgment o When sunlight sensor disconnect
54. and heating when heat sink temperature data 90 C is detected by the heat sink temperature sensor Malfunction Caused e IPM overheats due to short circuit of hot discharge air flow IPM overheats due to defective of outdoor fan motor e IPM overheats due to defective of internal circuitry of IPM IPM overheats due to defective IPM temperature sensor Multi Models Only o Compressor OL connector poor contact o Compressor OL faulty Troubleshooting For safety reason and to prevent component A breakdown always switch off the power Caution before remove and connect the component Check the outdoor unit installation condition during cooling or soft dry operation YES Reinstall the outdoor unit Is there any improper heat radiation Remove the obstacle s Clean the outdoor heat exchanger NO Is outdoor fan motor operating NO e Replace the outdoor fan motor YES Defect in IPM e Replace the outdoor unit PCB 89 16 4 26 F97 Compressor Overheating Malfunction Decision Conditions compressor tank temperature sensor Malfunction Caused 2 3 way valve closed Faulty outdoor unit PCB Faulty compressor Troubleshooting Check the compressor tank temperature sensor Does it conform to the sensor characteristic chart lt m O 2 3 way valve closed z Check for gas leakage Oil oozing out from the 2 3 way valve NO Check if expansion valve or strainer clogged ice formed
55. and local legislation regulations codes installation amp operation manuals before the installation maintenance and or service of this product Panasonic Corporation 2015 Panasonic TABLE OF CONTENTS 1 Safety Precautions 3 2 Precaution For Using R32 Refrigerant 6 3 Specification 10 A Feat res oe exces S eh 16 5 Location of Controls and Components 17 5 1 orm 17 5 2 Outdoor Q aes 17 5 3 Remote Control 17 6 Dimensions 18 6 1 Indoor Unit oen 18 6 2 Outdoor nit yu nettes 19 7 Refrigeration Cycle Diagram 20 8 Block Diagram 21 8 1 Indoor Power Supply Connection 21 82 Outdoor Power Supply Connection 22 9 Wiring Connection Diagram 23 9 1 Indoor ite 23 9 2 Outdoor 24 10 Electronic Circuit Diagram 25 10 Indoor Unit iure 25 10 2 Outdoor Unit 26 11 Printed Circuit Board 27 11 1 Indoor UME uiii ce 27 11 2 Outdoor Unit tes 29 12 Installation Instruction
56. are not obstructed If an indirect refrigerating circuit is being used the secondary circuit shall be checked for the presence of refrigerant Marking to the equipment continues to be visible and legible Markings and signs that are illegible shall be corrected Refrigeration pipe or components are installed in a position where they are unlikely to be exposed to any substance which may corrode refrigerant containing components unless the components are constructed of materials which are inherently resistant to being corroded or are properly protected against being so corroded 2 8 Checks to electrical devices Repair and maintenance to electrical components shall include initial safety checks and component inspection procedures Initial safety checks shall include but not limit to That capacitors are discharged this shall be done in a safe manner to avoid possibility of sparking That there is no live electrical components and wiring are exposed while charging recovering or purging the system That there is continuity of earth bonding Atalltimes the manufacturer s maintenance and service guidelines shall be followed Ifin doubt consult the manufacturer s technical department for assistance If a fault exists that could compromise safety then no electrical supply shall be connected to the circuit until it is satisfactorily dealt with If the fault cannot be corrected immediately but it is necessary to continue op
57. at only appropriate refrigerant recovery cylinders are employed Ensure that the correct number of cylinders for holding the total system charge are available e cylinders to be used are designated for the recovered refrigerant and labelled for that refrigerant i e special cylinders for the recovery of refrigerant Cylinders shall be complete with pressure relief valve and associated shut off valves in good working order Recovery cylinders are evacuated and if possible cooled before recovery occurs e Therecovery equipment shall be in good working order with a set of instructions concerning the equipment that is at hand and shall be suitable for the recovery of concerning the equipment that is at hand and shall be suitable for the recovery of flammable refrigerants 12 addition set of calibrated weighing scales shall be available and good working order 9 Hoses shall be complete with leak free disconnect couplings and in good condition Before using the recovery machine check that it is in satisfactory working order has been properly maintained and that any associated electrical components are sealed to prevent ignition in the event of a refrigerant release Consult manufacturer if in doubt e Therecovered refrigerant shall be returned to the refrigerant supplier in the correct recovery cylinder and the relevant Waste Transfer Note arranged Do not mix refrigerants in recovery units and especially not in cy
58. ation plate 1 T For best strength of 9 P RR INDOOR unit installation lt it is highly recommended to locate 7 at 5 position Measuring i Dimension Model HZ9 29 12126 1 490mm 82mm 435 435mm 127 mm 88mm center of installation plate should be at more than Q at right and left of the wall The distance from installation plate edge to ceiling should more than From installation plate center to unit s left side is From installation plate center to unit s right side is For left side piping piping connection for liquid should be about from this line For left side piping piping connection for gas should be about from this line 1 Mount the installation plate on the wall with 5 screws or more at least 5 screws If mounting the unit on the concrete wall consider using anchor bolts Always mount the installation plate horizontally by aligning the marking off line with the thread and using a level gauge 2 Drill the piping plate hole with 070 mm hole core drill 12 2 2 To Drill a Hole the Wall and Line according to the left right side of the installation plate The meeting point of the extended line is the center of the hole Another method is by putting measuring tape at position as shown in the diagram above The hole center is obtained by measuring
59. ay AC303 Remove screw to remove terminal board complete ER RY PWR Detach the connectors d i 2 CN2 Black gt i GND Green H s and CN1 White In E a then remove the ac ame lt CN STM1 high voltage Pe T h oie Remove the K lt CN STM4 indicator complete if D then detach the ie Tem CN CNT connectors x CN DISP and CN RCV 5 Detach the earth wire screw terminal wire Brown terminal wire Black terminal wire Red and earth wire screw Green CN RMT Figure 3 Figure 4 17 1 1 3 remove discharge grille 12 Pull out to remove the drain hose from the discharge grille 11 Detach the bottom plate then remove 2 screws of the discharge grille 13 Then pull the discharge grille downward gently to dismantle it Figure 5 94 17 1 1 4 remove control board 14 Remove the 4 screws holding the control board then pull out the control board Figure 6 17 1 1 5 remove cross flow fan and indoor fan motor the cross flow fan and fan motor axis Figure 7 95 17 Remove the bearing by pulling it out gently 16 Remove the screw from the evaporator Figure 8 18 Push the holdfast to the left and lift up the evaporator Evaporator 20 Fan motor can be removed after the removal of the cross flow fan Cross flow fan Reminder To reinstall the fan m
60. ce the outdoor unit PCB 75 16 4 12 H33 Unspecified Voltage between Indoor and Outdoor Malfunction Decision Conditions The supply power is detected for its requirement by the indoor outdoor transmission Malfunction Caused e Wrong models interconnected e Wrong indoor unit and outdoor unit PCBs used e Indoor unit or outdoor unit PCB defective Troubleshooting For safety reason and to prevent A component breakdown always switch Caution off the power before remove and connect the component Is indoor unit and outdoor unit model numbers matched NO Match the compatible model follow specification YES Check the indoor and outdoor PCB part number and compare Replace the indoor and outdoor unit PCB if they matched part list Check indoor and outdoor units model number NO Change for the specified indoor or outdoor unit PCB N 16 4 13 H34 Outdoor Heat Sink Temperature Sensor Abnormality Malfunction Decision Conditions e During startup and operation of cooling and heating the temperatures detected by the outdoor heat sink temperature sensor are used to determine sensor errors Malfunction Caused e Faulty connector connection e Faulty sensor e Faulty PCB Troubleshooting 5 For safety reason and to prevent Check the connector connection component breakdown always switch e Turn off the power Caution Check th ti off the power before remove and eck the connector connection connect the
61. continuously for more than 16 seconds 4 beep sounds will occur at 16th seconds to identify the Remote Control Receiving Sound Off On Mode is in standby condition and press AC Reset button at remote control Press Auto OFF ON button to toggle remote control receiving sound Short beep Turn OFF remote control receiving sound Long beep Turn ON remote control receiving sound After Auto OFF ON Button is pressed the 20 seconds counter for Remote Control Receiving Sound OFF ON Mode is restarted 15 2 Remote Control Button 15 2 1 SET BUTTON e To check remote control transmission code and store the transmission code to EEPROM o Press Set button for more than 10 seconds by using pointer o Press TIMER SET button until a beep sound is heard as confirmation of transmission code changed 15 2 2 RESET RC e Toclear and restore the remote control setting to factory default o Press once to clear the memory 15 2 3 RESET AC e restore the unit s setting to factory default o Press once to restore the unit s setting 15 2 4 TIMER A e Tochange indoor unit indicators LED intensity o Press continuously for 5 seconds 15 2 5 TIMER V e Tochange remote control display from Degree Celsius C to Degree Fahrenheit F o Press continuously for 10 seconds 59 16 Troubleshooting Guide 16 1 Refrigeration Cycle System In order to diagnose malfunctions make sure that Normal Pre
62. ction cable into Indoor Unit y The inside and outside connection cable can be connected without removing the front grille Cut the embedded piping v When determining the dimensions of the piping slide the unit all the way to the left on the installation plate Install the Indoor Unit v Connect the piping Please refer to Connecting the piping column in outdoor unit section Below steps are done after connecting the outdoor piping and gas leakage confirmation Ru Insulate and finish the piping W Please refer to Insulation of piping connection column as mentioned in indoor outdoor unit installation RICE Secure the Indoor Unit 32 Do not turn over the unit without it s shock absorber during pull out the piping It may cause intake grille damage Use shock absorber during pull out the piping to protect the intake grille from damage Pull o N C Fg lt lI Lg lI lI m m Shock absorber Right Rear piping Tape it with piping in a position as mentioned in Fig below Cover Cover for forthe for the hose the right Cover for the ard ey plat PIPING bottom piping Piping Right and Right Bottom piping Tape it with piping ina position as mentioned in Fig below nh Cover for over tor the f the left Drain hose
63. cure the cable onto the control board with the holder clamper 5 Attach the control board cover back to the original position with screw Terminal Board Control Board Earth wire for safety reason Ok Holder Indoor amp outdoor connection cable indoor unit A WARNING This equipment must be properly earthed 12 3 4 2 case of outdoor power supply 3 Cable connection to the power supply through Isolating Devices Disconnecting means e Connect approved type polychloroprene sheathed power supply cord 3 x 1 5mm type designation 60245 IEC 57 or heavier cord to the terminal board and connect the others end of the cord to Isolating Devices Disconnecting means Do not use joint power supply cord Replace the wire if the existing wire from concealed wiring or otherwise is too short e In unavoidable case joining of power supply cord between isolating devices and terminal board of air conditioner shall be done by using approved socket and plug with earth pin rated 16A Wiring work to both socket and plug must follow to national wiring standard 4 Connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1 5 mm flexible cord type designation 60245 IEC 57 or heavier cord Do not use joint connection cable Replace the wire if the existing wire
64. di sed Lus Transmit 8 10 C HEAT 8 10 C N type code HEAT Transmit 8 10 C HEAT N type code 8 10 C m MODE HEAT OFF ON D OFF ON 8 10 C Go back to E TR 1 previous BS 757 1 ean anil MODE LCD setting amp Transmit 8 10 code 8 10 C Transmit N type code HEAT 8 10 C HEAT N type code NOTE 8 10 C MODE HEAT OFFAIAUTO XHEATCOOLDRYFAN H H lea E AUTO 61 21 01 ER ZNZN AUTO Ei 5 71 107 FAN ama Go back to previous MODE LCD setting amp transmit code Hir HEAT ON 210 0171 4 OLA d 5 7071 1071 Fan MODE WY HEAT on 2 OFFA Go back to previous MODE LCD setting amp transmit code n Bend 820 UU NAN 91 01 1001 Fan 1 1 8 10 C HEAT mode or RFP mode set temperature follows previously fixed set temperature 8 C or 10 C But after battery reset default condition set temperature always start with 8 C 2 Set temperature range is 8 C 10 C e Caution If the indoor temperature constantly is less than 0 C Door windows not close properly the error code F11 may occur This is because in open area the indoor sensor will misjudge operation condition and will give error code 52 14 Protecti
65. e 2 way valve and 3 way valve Position both of the valves to OPEN using a hexagonal wrench 4 mm Mount valve caps onto the 2 way valve and the 3 way valve o Be sure to check for gas leakage If gauge needle does not move from 0 cmHg 0 MPa to 76 cmHg 0 1 MPa in the step G above take the following measure If the leak stops when the piping connections are tightened further continue working from step G If the leak does not stop when the connections are retightened repair location of leak Do not release refrigerant during piping work for installation and reinstallation Take care of the liquid refrigerant it may cause frostbite 38 12 3 4 Connect the cable to the Outdoor Unit 1 Remove the control board cover from the unit by loosening the screw 2 Connect cables to the unit 12 3 4 1 In case of indoor power supply 3 Connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1 5 mm flexible cord type designation 60245 IEC 57 or heavier cord Do not use joint connection cable Replace the wire if the existing wire from concealed wiring or otherwise is too short Allowable connection cable length of each indoor unit shall be 30 mm or less Terminals on the isolating devices Disconnecting means L Power supply cord Terminals on the indoor unit Colour of wires connection cable Terminals on the outdoor unit 4 Se
66. e Plug out connector CN TH from the indoor unit PCB e Measure the resistance of the indoor heat exchanger temperature thermistor L Is the measured resistance of the indoor pipe temperature thermistor matches the value specified in its characteristic chart YES Problem occurs in heating mode only Is 4 way solenoid valve being energised p The 4 way valve may have been damaged or wrongly connected between discharge and suction tube e Check connecting tubes to 4 way valve NO NO it happen in cooling dry as well 5 gt Outdoor PCB fault For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Caution Defect in indoor pipe temperature thermistor Replace the indoor pipe temperature thermistor YES 4 WAYS VALVE YELLOW lt me 9 YELLOW h COIL COMPLETE 4 way valve not working e Replace not energize Outdoor PCB Check CN HOT connection 4 way valve connector Reconnect CN HOT 4 way valve connector Check V coil attach to e Attach and screw the V coil solenoid valve to solenoid valve OK No continuity c i open aeeie v coil open coli fault ENT y e Replace CHIOT Remove CN Hor V COil only 20722 Measure continuity of the coil OK Depending on 4 way valve model Reverse solenoid valve faulty e Replace the 4 way
67. e and connect the component Refer to Service Manual Technical Graph for Temp vs Current and Pressure Suction pressure and running current is normal Running current is much too low and suction pressure is much too high In forced cooling check suction ressure versus running current Compressor Lack Compression Replace Compressor e Check amp replace defected CT Running current and suction pressure is very low Check for gas leaking source Repair or replace defected part s Capillary tube expansion valve blockage Replace defected part s 69 16 4 6 H19 Indoor Fan Motor DC Motor Mechanism Locked Malfunction Decision Conditions e The rotation speed detected by the Hall IC during fan motor operation is used to determine abnormal fan motor feedback of rotation gt 2550rpm or lt 50rpm Malfunction Caused e Operation stops due to short circuit inside the fan motor winding Operation stops due to breaking of wire inside the fan motor Operation stops due to breaking of fan motor lead wires Operation stops due to Hall IC malfunction Operation error due to faulty indoor unit PCB Troubleshooting For safety reason and to prevent A Cauti component breakdown always switch ott the power before remove and Turn off power supply and rotate fan by hand connect the component NO Does fan rotate smoothly e Replace fan motor YES Turn power supply on and
68. ead wire and connector H70 Light sensor Continuous for 24 Light sensor open or e Light sensor abnormality hours short circuit e Indoor PCB Outdoor fan motor 2 times happen Outdoor fan motor lock or Outdoor fan molor lead Wire H97 ui and connector mechanism lock within 30 minutes feedback abnormal e Fan motor lock or block Indoor high pressure Indoor high pressure Check indoor heatexchanger a protection protection Heating SAI TIE IY e Air circulation short circuit Indoor operating unit Indoor freeze protection Indoor heat exchanger H99 freeze protection Cooling Air filtor dirty P 9 e Air circulation short circuit way valve 4 times happen 4 way valve switching e 4 way valve F11 switching ithin 30 mi b abnormality within 30 minutes abnorma e Lead wire and connector Wrong wiring and e Check indoor outdoor za m connecting pipe expansion connection wire and pipe 17 ndoor standby units times appen valve leakage indoor heat Indoor heat exchanger sensor freezing abnormality within 40 minutes exchanger SOnsor open lead wire and connector circuit e Expansion valve lead wire and connector Power factor F90 correction 4 times happen Power factor correction Outdoor PCB fault PFC circuit within 10 minutes circuit abnormal y protection F91 Refrigeration cycle 2 times happen Refrigeration cycle e Insufficient refrigerant or valve abnormality within 20 minutes abnormal close F93 Compressor 4 times happ
69. eat exchanger e Indoor heat exchanger H23 tem ate Continuous for 5s temperature sensor open temperature sensor lead wire or short circuit and connector us Indoor heat exchanger e Indoor heat exchanger H24 itemperat re Sensdr Continuous for 5s temperature sensor 2 open temperature sensor 2 lead wire 2 aba hali or short circuit and connector Indoor ion device Port is ON for 10s H25 abnormality during ion device off S ion device PCB Outdoor air j 27 temperature sensor Continuous for 5s Outdoor air Outdoor air temperature sensor abnormality sensor open or short circuit lead wire and connector ee Outdoor heat exchanger e Outdoor heat exchanger H28 tem Sensor Continuous for 5s temperature sensor 1 open temperature sensor 1 lead wire 1 or short circuit and connector Outdoor discharge Outdoor discharge pipe e Outdoor discharge pipe H30 pipe temperature Continuous for 5s temperature sensor open temperature sensor lead wire sensor abnormality or short circuit and connector RA Rn Outdoor heat exchanger e Outdoor heat exchanger H32 t m 22 Sensor Continuous for 5s temperature sensor 2 open temperature sensor 2 lead wire 2 short circuit and connector Indoor outdoor Indoor and outdoor rated H33 misconnection voltaae different e Indoor and outdoor units check abnormality 9 Outdoor heat sink Outdoor heat sink H34 temperature sensor Continuous for 2s tem
70. ed on completion of charging but prior to commissioning e follow up leak test shall be carried out prior to leaving the site Electrostatic charge may accumulate and create a hazardous condition when charging and discharging the refrigerant To avoid fire or explosion dissipate static electricity during transfer by grounding and bonding containers and equipment before charging discharging Decommissioning Before carrying out this procedure it is essential that the technician is completely familiar with the equipment and all its details It is recommended good practice that all refrigerants are recovered safely Prior to the task being carried out an oil and refrigerant sample shall be taken in case analysis is required prior to re use of reclaimed refrigerant It is essential that electrical power is available before the task is commenced a Become familiar with the equipment and its operation b Isolate system electrically c Before attempting the procedure ensure that mechanical handling equipment is available if required for handling refrigerant cylinders e all personal protective equipment is available and being used correctly i e recovery process is supervised at all times by a competent person recovery equipment and cylinders conform to the appropriate standards d Pump down refrigerant system if possible e Ifa vacuum is not possible make a manifold so that refrigerant can be rem
71. ed on indoor temperature of 20 C Dry Bulb 68 F Dry Bulb and outdoor air temperature of 7 C Dry Bulb 44 6 F Dry Bulb 6 C Wet Bulb 42 8 F Wet Bulb Heating low temperature capacity Input Power and COP measured at 230 V indoor temperature 20 C outdoor 2 1 C Heating extreme low temperature capacity Input Power and COP measured at 230 V indoor temperature 20 C outdoor 7 8 C Specifications are subjected to change without prior notice for further improvement Maximum heating capacity shown are the values based on powerful operation If the EUROVENT Certified models can be operated under the extra low temperature condition 7 C DB and 8 C WB temperature with rated voltage 230V shall be used The annual consumption is calculated by multiplying the input power by an average of 500 hours per year in cooling mode SEER and SCOP classification is at 230V only in accordance with EN 14825 For heating SCOP indicates the value of only Average heating season Other fiche data indicates in an attached sheet 12 Indoor CS HZ12RKE Model Outdoor CU HZ12RKE Performance Test Condition EUROVENT Phase Hz Single 50 Power Supply Capacity BTU h 2900 11900 13600 kcal h 730 3010 3440 Running Current A _ 3 80 _ Input Power 170 830 990 Annual Consumption kWh 415 W W 5 00 4 22 4 04 EER BTU hW 17 06
72. eg air etc mix into refrigeration Ls cycle piping Mixing of air etc will cause abnormal high pressure in refrigeration cycle and result in explosion injury etc 16 Do not install outdoor unit near handrail of veranda When installing air conditioner unit at veranda of high rise building child may climb up to outdoor unit and cross over the handrail and causing accident 17 Do not pierce or burn as the appliance is pressurized Do not expose the appliance to heat flame sparks or other sources of ignition Else it may explode and cause injury or death 18 This equipment must be properly earthed Earth line must not be connected to gas pipe water pipe earth of lightning rod and S telephone Otherwise it may cause electrical shock in case equipment breakdown or insulation breakdown 19 Keep away from small children the thin film may cling to nose and mouth and prevent breathing 20 Do not use unspecified modified joint extension for power supply not share single outlet with S other electrical appliances Poor contact poor insulation or over current will cause electrical shock or fire 21 Tighten the flare nut with torque wrench according to specified method If the flare nut is over tightened after a long period the S flare may break and cause refrigerant gas leakage For R32 model use
73. en Compressor abnormal e Power transistor module faulty abnormal revolution within 20 minutes revolution or compressor lock F94 Foo 4 times happen Compressor discharge Check refri ti t 9 within 30 minutes pressure overshoot Edere geraden system protection F95 Outdoor cooling high 4 times happen Cooling high pressure e Check refrigeration system pressure protection within 20 minutes protection e Outdoor air circuit Power transistor 4 times happen Power transistor module e PCB faulty F96 module overheating ithin 30 mi h e protection within 30 minutes overheat e Outdoor air circuit fan motor Compressor F97 overheating Compressor overheat e Insufficient refrigerant protection F98 Total running current 3 times happen Total current protection Se peingesation system protection within 20 minutes p 2 Source or compressor Outdoor direct Conti P dul F99 current DC peak ontinuous ower transistor module e Power transistor module faulty detection happen for 7 times current protection or compressor lock 64 16 4 Self diagnosis Method 16 4 1 H11 Indoor Outdoor Abnormal Communication Malfunction Decision Conditions e During startup and operation of cooling and heating the data received from outdoor unit in indoor unit signal transmission is checked whether it is normal Malfunction Caused Faulty indoor unit PCB Faulty outdoor unit PCB indoor and outdoor units Troubleshoo
74. ended length mm 50 4035 A WI Indoor amp outdoor connection cable Outdoor unit 6 Secure the connection cable onto the control board with the holder A WARNING This equipment must be properly earthed 12 2 4 3 Wire Stripping Connecting Requirement Tape Connection cable Ensure the colour of wires of outdoor unit and the terminal Nos are the same to the indoor s respectively Earth wire shall be Yellow Green Y G in colour and longer than other AC wires for safety reason Wire stripping Conductor Conductor Conductor not Indoor outdoor fully inserted overinserted fully inserted E connection terminal board 5 us mm ae or more es between 2 ACCEPT PROHIBITED PROHIBITED A In case of indoor power supply In case of outdoor power suppl WARNING Use complete wire without joining RISK OF FIRE Use approved JOINING OF WIRES MAY socket and plug CAUSEOVERHEATING with earth pin AND FIRE Wire connection in this area must follow to national
75. eration an adequate temporary solution shall be used e The owner of the equipment must be informed or reported so all parties are advised thereinafter 1 N e Repairs to sealed components During repairs to sealed components all electrical supplies shall be disconnected from the equipment being worked upon prior to any removal of sealed covers etc If it is absolutely necessary to have an electrical supply to equipment during servicing then a permanently operating form of leak detection shall be located at the most critical point to warn of a potentially hazardous situation Particular attention shall be paid to the following to ensure that by working on electrical components the casing is not altered in such a way that the level of protection is affected This shall include damage to cables excessive number of connections 3 terminals not made to original specification damage to seals incorrect fitting of glands etc Q Ensure that apparatus is mounted securely Ensure that seals or sealing materials have not degraded such that they no longer serve the purpose of preventing the ingress of flammable atmospheres Replacement parts shall be in accordance with the manufacturer s specifications The use of silicon sealant may inhibit the effectiveness of some types of leak detection equipment NOTE Intrinsically safe components do not have to be isolated prior to working on them
76. ere the pipework is visible This includes pipework located in a ceiling space or any void which a person may access for maintenance or repair work within that space Servicing 2 1 Service personnel e Anyqualified person who is involved with working on or breaking into a refrigerant circuit should hold a current valid certificate from an industry accredited assessment authority which authorizes their competence to handle refrigerants safely in accordance with an industry recognised assessment specification Servicing shall only be performed as recommended by the equipment manufacturer Maintenance and repair requiring the assistance of other skilled personnel shall be carried out under the supervision of the person competent in the use of flammable refrigerants Servicing shall be performed only as recommended by the manufacturer 2 2 Work Prior to beginning work on systems containing flammable refrigerants safety checks are necessary to ensure that the risk of ignition is minimised For repair to the refrigerating system the precautions in 2 2 to 2 8 must be followed before conducting work on the system Work shall be undertaken under a controlled procedure so as to minimize the risk of a flammable gas or vapor being present while the work is being performed e maintenance staff and others working in the local area shall be instructed and supervised on the nature of work being carried out e Avoid working in confined
77. etting 81070 Deice ON Powerful Mode Quiet Mode ON Econavi ON Light OFF Operation OFF l merSeting 48100 HEAT peice opp Powel Mode Quiet Mode OFF OFF Note e If POWER LED is blinking the possible operation of the unit are Hot Start operation mode judgment or ON timer sampling e f Timer LED is blinking there is an abnormality operation occurs 47 13 11 ECONAVI Operation e ECONAVI start condition When ECONAVI button is pressed e ECONAVI stop conditions When button is pressed again When unit is OFF by OFF ON button When unit is OFF when OFF TIMER activates When unit is OFF by AUTO OFF ON button at indoor unit When POWERFUL QUIET 8 10 C Heat operation activates 13 11 1 Sunlight Sensor e During ECONAVI operation the sunlight sensor detects sunlight intensity coming through windows and differentiates between sunny and cloudy or night to further optimize energy saving by adjusting the temperature e Sunlight judgment is as following Sunlight intensity reset Judge sunlight intensity Judge ambient condition Temperature shift 13 11 1 1 Sunlight Intensity Reset e The sunlight intensity will to reset to zero no sunlight condition when o Each time ECONAVI is activated o Setting temperature is changed o Operation mode is changed 48 13 11 1 2 Judge Sunlight Intensity e Based on sunlight sensor output voltage the sunlight
78. ety reason and to prevent component A breakdown always switch off the power Caution before remove and connect the component NO Connector poor contact 2 Is the connector connection normal Correct the connection YES Check the connector connection Check the outdoor compressor temperature sensor e Plugout connector from the outdoor unit PCB e Measure the resistance of the outdoor compressor temperature sensor Is the measured resistance of the outdoor compressor temperature sensor matches the value specified in its characteristic chart Defect in outdoor compressor temperature sensor Replace the outdoor compressor temperature sensor YES e Defect in outdoor unit PCB Replace the outdoor unit PCB Compressor Temp Sensor Thermistor Characteristics 60 50 40 30 Resistance gt 20 10 9 20 40 60 80 100 120 140 Temperature C 68 16 4 5 H16 Outdoor Current Transformer Malfunction Decision Conditions e Aninput current detected by Current Transformer CT is below threshold value when the compressor is operating at certain frequency value for 3 minutes Malfunction Caused e Lackof gas e Broken CT current transformer e Broken Outdoor PCB Troubleshooting For safety reason and to prevent component Caution breakdown always switch off the power before remov
79. ferent types of indoor and outdoor units are interconnected Malfunction Caused e Wrong models interconnected Wrong indoor unit or outdoor unit PCBs mounted Indoor unit or outdoor unit PCBs defective Indoor outdoor unit signal transmission error due to wrong wiring Indoor outdoor unit signal transmission error due to breaking of wire 3 in the connection wires between the indoor and outdoor units Troubleshooting For safety reason and to prevent component breakdown always switch Caution off the power before remove and connect the component Check the indoor and outdoor unit connection wires YES Is there any wiring error Correct the indoor outdoor unit connection wires NO Check indoor and outdoor units model number Is indoor unit and outdoor unit model numbers matched NO Match the compatible model s YES Check the spare part numbers of the indoor and outdoor unit PCBs and compare with their Part Lists YES NO sp x Matched compatibility for the specified indoor or outdoor unit p Replace the indoor and outdoor unit PCBs 66 16 4 3 H14 Indoor Intake Air Temperature Sensor Abnormality Malfunction Decision Conditions e During startup and operation of cooling and heating the temperatures detected by the indoor intake air temperature sensor are used to determine sensor errors Malfunction Caused e Faulty connector connection e Faulty sensor e Faulty PCB Troubleshooting S For safety
80. from concealed wiring or otherwise is too short Allowable connection cable length of each indoor unit shall be 30 mm or less 5 Connect the power supply cord and connection cable between indoor unit and outdoor unit according to the diagram below 39 Terminals on the indoor unit LYN 1 2 3 o Colour of wires connection cable Terminals on the outdoor unit L N 1 2 3 Power supply cord Terminals on the isolating devices e L Disconnecting means 6 Secure the power supply cord and connection cable onto the control board with the holder 7 Attach the control board cover back to the original position with screw Terminal Board SO Control Board Earth wire 1 2 3 longer than others AC wires for safety reason c Holder om t Indoor amp outdoor Power supply cord connection cable M Isolating Devices Indoor unit WARNING This equipment must be properly earthed e For wire stripping and connection requirement refer to instruction of indoor unit e Isolating Devices Disconnecting means should have minimum 3 0 mm contact gap e Earth wire shall be Yellow Green Y G in colour and longer than other AC wires for safety reason 12 3 5 Piping Insulation 1
81. g piping work for installation servicing reinstallation and during repairing a refrigerant parts Take of the liquid refrigerant it may cause frostbite 9 Prevent liquid or vapor from entering sumps or sewers since vapor is heavier than air and may form suffocating atmospheres 10 Installation or servicing work It may need two people to carry out the installation or servicing work 11 Do not install this appliance in a laundry room or other location where water may drip from the ceiling etc 12 Do not sit or step on the unit you may fall down accidentally Do not touch the sharp aluminum fins or edges of metal parts 13 If you are required to handle sharp parts during installation or servicing please wear hand glove Sharp parts cause 2 Precaution For Using R32 Refrigerant The basic installation work procedures are the same as conventional refrigerant R410A R22 models However pay careful attention to the following points A WARNING Since the working pressure is higher than that of refrigerant R22 models some of the piping and installation and service tools are special See 2 1 Special tools for R32 R410A Especially when replacing a refrigerant R22 model with a new refrigerant R32 model always replace the conventional piping and flare nuts with the R32 and R410A piping and flare nuts on the outdoor unit side For R32 and R410A the same flare nut on the
82. he outdoor intake air temperature sensor Is the measured resistance of the outdoor intake ar Defect in outdoor intake air temperature sensor temperature sensor matches the value specified in its Replace the outdoor intake air temperature characteristic chart sensor YES Detect in outdoor unit PCB e Replace the outdoor unit PCB Sensor Thermistor Characteristics 70 D Pipe temp Sensor 60 Intake Air Temp Sensor 50 40 9 S 30 gt 9 c 20 10 0 10 0 10 20 30 40 50 Temperature C 71 16 4 8 H27 Outdoor Air Temperature Sensor Abnormality Malfunction Decision Conditions e During startup and operation of cooling and heating the temperatures detected by the outdoor air temperature sensor are used to determine sensor errors Malfunction Caused e Faulty connector connection e Faulty sensor e Faulty PCB Troubleshooting Check the connector connection For safety reason and to prevent component e off the power A breakdown always switch off the power e Check the connector connection Caution remove and connect the component NO e nnector poor contact Is the connector connection nomal Connector poor co 6 e Correct the connection YES Check the outdoor air temperature sensor Plug out connector from the outdoor unit PCB Measure the resistance of the outdoor air temperature
83. heat exchanger dirty NO Check if 2 3 way valve is closed NO Check if inddor fan motor operates normally YES Check if expansion valve or strainer clogged ice formed NO Check the indoor pipe temperature sensor Does it conform to the sensor characteristic chart Check the dust accumulation on the indoor unit heat exchanger Check for gas leakage Is Oil oozing out from the 2 3 way valve 82 For safety reason and to prevent A component breakdown always switch Caution YES YES YES YES NO YES YES off the power before remove and connect the component Provide sufficient air passage e Clean the air filter e Clean the indoor unit heat exchanger e Open the 2 3 way valve e Replace the indoor unit fan motor and or indoor unit PCB e Repairthe pipe flare or union nuts e Reclaim and recharge refrigerant Reclaim and recharge with correct amount of refrigerant e Replace the indoor pipe temperature sensor Replace the indoor unit PCB 16 4 19 F11 4 way Valve Switching Failure Malfunction Decision Conditions e When indoor heat exchanger is cold during heating except deice or when indoor heat exchanger is hot during cooling and compressor operating the 4 way valve is detected as malfunction Malfunction Caused e Indoor heat exchanger pipe thermistor e 4 way valve malfunction Troubleshooting Check the indoor pipe temperature thermistor
84. hen reaching the set ON time e 60 minutes before the set time indoor at fan speed of Lo and outdoor fan motor start operate for 30 seconds to determine the indoor intake air temperature and outdoor air temperature in order to judge the operation starting time e From the above judgment the decided operation will start operate earlier than the set time as shown below Indoor intake air Indoor intake air temperature C temperature C 15 min 25 min 30 15 10 min 30 min 25 5 5 min 35 min Outdoor air 0 Outdoor air 30 35 C temperature C dii temperature C Cooling Soft Dry Fan Heating 13 8 2 OFF Timer Control OFF timer 1 and OFF timer 2 can be set using remote control the unit with timer set will stop operate at set time 13 9 Auto Restart Control 1 When the power supply is cut off during the operation of air conditioner the compressor will re operate within three to four minutes there are 10 patterns between 2 minutes 58 seconds and 3 minutes 52 seconds to be selected randomly after power supply resumes 2 This type of control is not applicable during ON OFF Timer setting 3 This control can be omitted by open the circuit of JP1 at indoor unit printed circuit board 46 13 10 Indication Panel LED POWER TIMER 8 10 C HEAT DEICE POWERFUL QUIET ECONAVI Color Green Orange Green Blue Orange Orange Green Light ON Operation mer S
85. improvement Maximum heating capacity shown are the values based on powerful operation If the EUROVENT Certified models can be operated under the extra low temperature condition 7 C DB and 8 C WB temperature with rated voltage 230V shall be used The annual consumption is calculated by multiplying the input power by an average of 500 hours per year in cooling mode SEER and SCOP classification is at 230V only in accordance with EN 14825 For heating SCOP indicates the value of only Average heating season Other fiche data indicates in an attached sheet N NO OPO 15 4 Features e Inverter Technology Wider output power range Energy saving More precise temperature control e Long Installation Piping Long piping up to 20 meters during single split connection only e Easy to use remote control e Quality Improvement Random auto restart after power failure for safety restart operation Gas leakage protection Prevent compressor reverse cycle Inner protector to protect Compressor Noise prevention during soft dry operation e Operation Improvement Quiet mode to reduce the indoor unit operating sound Powerful mode to reach the desired room temperature quickly 24 hour timer setting 8 10 C HEAT operation is designed to provide heating at low temperature settings It is used in houses unoccupied during winter for the purpose of protecting e
86. in unit The power LED lights up If no abnormality is stored in the memory three beeps sound will be heard 5 Every press of the button up or down will increase abnormality numbers and transmit abnormality code signal to the main unit 6 When the latest abnormality code on the main unit and code transmitted from the remote controller are matched power LED will light up for 30 seconds and a beep sound continuously for 4 seconds will be heard If no codes are matched power LED will light up for 0 5 seconds and no sound will be heard 7 breakdown diagnosis mode will be canceled unless pressing the CHECK button continuously for 5 seconds or operating the unit for 30 seconds 8 The same diagnosis can be repeated by turning power on again 16 2 4 Clear Memorized Error Protective Operation Status after Repair 1 Turn power on in standby condition 2 Press the AUTO button for 5 seconds A beep receiving sound on the main unit to operate the unit at Forced Cooling Operation modes 3 Press the CHECK button on the remote controller for about 1 second with a pointed object to transmit signal to main unit A beep sound is heard from main unit and the data is cleared 16 2 5 Temporary Operation Depending On Breakdown Status 1 Press the AUTO button A beep receiving sound on the main unit to operate the unit Remote control will become possible 2 The unit can temporarily be used until repaired 62 16 3 Error Code Table
87. intensity value will be computed and logged to sunlight intensity database e The sunlight sensor sensitivity could be adjusted OFFAiAUTO HEATCOOLDRYFANB Remote control normal mode Press amp release Press to choose No 2 Default Battery insert Set to Level 3 Other than default Display last set data Set to Level 4 Set to Level 5 Set to Level 1 Set to Level 2 Sensitivity Level 1 Less sensitive to sunlight intensity Sensitivity Level 3 Default sensitive level Sensitivity Level 5 More sensitive to sunlight intensity Press Transmit Timer solar radiation SET level amp after 30 secs go back to 49 normal mode 13 11 1 3 Judge Ambient Condition e According to sunlight intensity over a period of time the system will analyze the ambient condition is sunny cloudy or night 13 11 1 4 Temperature Shift ECONAVI Detecting sunlight intensity the unit adjust temperature to save energy Mosa Ambient condition Sunny Night Cloudy sui 1 C COOL DRY Set temperature HEAT e without window or with thick curtain the sunlight sensor will judge as cloudy night 13 11 1 5 Sunlight Sensor Check Mode e To enable sunlight sensor check mode during unit is OFF power standby HEATCOOLDRYFANN Remote control normal mode Press continously for 5s SET Transmit ECO demo code and
88. ion error counter reached 15 times H70 occurred o No TIMER indicator or ECONAVI indicator blinks e When error code happened the unit is able to operate without sunlight sensor 51 13 12 8 10 C Heat Operation 8 10 C Heat operation provides heating at low setting temperature in unoccupied houses during winter for the purpose of protecting equipments or housing appliances which may be destroyed by the extreme cold weather This operation can be ON by pressing the 8 10 C heat button on the remote control Two temperature settings are available which are o 8 C Pressing TEMP down button at the remote control o 10 C Pressing TEMP up button at the remote control e During the operation of this mode o The indoor fan speed will remain at Hi fan tap all the time included deice process o Powerful operation Quiet operation Econavi operation and Fan Speed selection are disabled o Cold draft prevention control is disabled e Control condition 8 10 C m MODE ueat AiAUTO XHEATCOOLDRYFAN ATO n FAN mali 8 10 C HEAT Transmit 8 10 C HEAT N type code 8 10 C m MODE HEAT Lc ICI CUI Go back to previous MODE LCD setting amp transmit code OFF ON OFF ON CD 8 10 C HEAT 1 8 10 C HEAT N type code OFF ON 8 10 C mr 2n Reach ON timer OR HEAT OFF irs ccce e
89. ion will cause harm or damage and the seriousness is classified by the following indications A WARNING This indication shows the possibility of causing death or serious injury A CAUTION This indication shows the possibility of causing injury or damage to properties The items to be followed are classified by the symbols This symbol denotes item that is PROHIBITTED from doing Explanation of symbols displayed on the indoor unit or outdoor unit WARNING This symbol shows that this equipment uses a flammable refrigerant If the refrigerant is leaked together with an external ignition source there is a possibility of ignition LL CAUTION This symbol shows that the Operation Instructions should be read carefully lt CAUTION This symbol shows that a service personnel should be handling this equipment with reference to the Installation Instructions i CAUTION This symbol shows that there is information included in the Operation Instructions and or Installation Instructions Carry out test run to confirm that no abnormality occurs after the servicing Then explain to user the operation care and maintenance as stated in instructions Please remind the customer to keep the operating instructions for future reference A WARNING Do not modify the machine part material during repairing service 2 Ifwiring unit is supplied a
90. ioner and pressure and electric current Cooling Mode Heating Mode Condition of the air conditioner Low Pressure High Pressure Elepttic current Low Pressure High Pressure Electric during operation during operation Insufficient refrigerant gas leakage Clogged capillary tube or 2 2 strainer Short circuit in the indoor unit a a A a a Heat radiation deficiency 2 2 2 of the outdoor unit Inefficient compression a a a a a a Carry out the measurements of pressure electric current and temperature fifteen minutes after an operation is started 61 16 2 Breakdown Self Diagnosis Function 16 2 1 Self Diagnosis Function Three Digits Alphanumeric Code e Once abnormality has occurred during operation the unit will stop its operation and Timer LED blinks e Although Timer LED goes off when power supply is turned off if the unit is operated under a breakdown condition the LED will light up again e ln operation after breakdown repair the Timer LED will no more blink The last error code abnormality will be stored in IC memory 16 2 2 a Diagnosis MODE je Hur 7 F E 29 0 1 Timer LED start to unit automatically stops operation 2 Press the CHECK button on the remote controller continuously for 5 seconds 3 will be displayed on the remote controller display
91. linders If compressors or compressor oils are to be removed ensure that they have been evacuated to an acceptable level to make certain that flammable refrigerant does not remain within the lubricant e The evacuation process shall be carried out prior to returning the compressor to the suppliers Only electric heating to the compressor body shall be employed to accelerate this process e When oil is drained from a system it shall be carried out safely 3 Specification Mod Indoor CS HZ9RKE CS HZ9RKE 4 CS AZ9RKE ode Outdoor CU HZ9RKE CU HZ9RKE 4 CU AZ9RKE Performance Test Condition EUROVENT Phase Hz Single 50 Power Supply Capacity Running Current Input Power Annual Consumption BTU hW kcal hW Pdesign kW SEER W W 7 8 Annual Consumption kWh 112 Class Att Power Factor 96 90 dB A 39 25 20 Power Level dB 55 dB A 46 43 Power Level dB 61 3 20 Capacity 10900 2750 Indoor Noise H L QLo Outdoor Noise H L QLo Running Current 2 70 Input Power 5 70 5 61 COP BTU hW 19 12 kcal hW 4 82 Pdesign kW 3 0 Tbivalent 10 SCOP 5 2 Annual Consumption 808 Class A Power Factor 92 dB A 44 24 18 Power Level dB 60 dB A 471 144 Outdoor Noise H L QLo Power Level dB 62 Low Temp RW Power COP Max Current A Max Power W Type Hermetic Motor Ro
92. lt Side View gt ig Air intake lt Front View gt 255 direction N 8 8 0 Left ping Air outlet Right ping hole E hole direction Bottom View Remote Control Transmitter Q F EMI Lx ay E fon FX sem ss sm es cE Gas side Liquid side Relative position between the indoor unit and the installation plate lt Front View gt 497 2 16 4 Installation plate WISIS AMISISSE o o TIER Sled StL external a dimensions J 7 g F C J mn line Left d o DISTANCETO ME piping E CENTER 128 m 7 128 los Unit mm b n T 18 6 2 Outdoor Unit lt Top View gt Space necessary for installation Anchor Bolt Pitch 330 x 540 lt Side View gt EE 3 way valve at Gas side Unit mm Low Pressure 2 way valve at Liquid side High Pressure 19 7 Refrigeration Cycle Diagram INDOOR OUTDOOR LIQUID SIDE MUFFLER STRAINER gt PEN i 2 WAY EXPANSION PIPE VALVE VALVE TEMP SENSOR INTAKE INTAKE TEMP TEMP SENSOR SENSOR PIPE TEMP SENSOR HEAT EXCHANGER HEAT EXCHANGER EVAPORATOR CONDENSER A GAS SIDE b 7 3 WAY 4 WAY VALVE VALV
93. m 4 3 kgfsm 12 7 mm 1 2 55 Nem 5 6 kgf m 15 88 mm 5 8 65 Nem 6 6 kgf m 19 05 mm 3 4 100 Nem 10 2 kgf m 12 3 3 Evacuation of the Equipment WHEN INSTALLING AN AIR CONDITIONER BE SURE TO EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES in the following procedure NOOO Do not purge the air with refrigerants but use a vacuum pump to vacuum the installation o There is no extra refrigerant in the outdoor unit for air purging Indoor unit Outdoor unit Vacuum pump Connect a charging hose with a push pin to the Low side of a charging set and the service port of the 3 way valve o Be sure to connect the end of the charging hose with the push pin to the service port Connect the center hose of the charging set to a vacuum pump Turn on the power switch of the vacuum pump and make sure that the needle in the gauge moves from 0 cmHg 0 MPa to 76 cmHg 0 1 MPa Then evacuate the air approximately ten minutes Close the Low side valve of the charging set and turn off the vacuum pump Make sure that the needle in the gauge does not move after approximately five minutes Note BE SURE TO TAKE THIS PROCEDURE IN ORDER TO AVOID REFRIGERANT GAS LEAKAGE Disconnect the charging hose from the vacuum pump and from the service port of the 3 way valve Tighten the service port caps of the 3 way valve at a torque of 18 Nem with a torque wrench Remove the valve caps of both of th
94. nection Turn OFF the power Check the U V and W conector connection at outdoor PCB and compressor terminal Is the connector connection normal NO e Connector poor contact e Correct the connection YES Disconnect the harnesses U V and W from the compressor terminal From thw disconnected harnesses U V and W correct them to the inverter checker Turn ON the power and operate the system Check the inverter checker 6 LEDs blinking condition Is the blinking of the 6 LEDs in same sequence condition e IPM defective e Replace outdoor unit PCB e Replace compressor 87 16 4 24 95 Outdoor High Pressure Protection Cooling or Soft Dry Malfunction Decision Conditions e During operation of cooling or soft dry when outdoor unit heat exchanger high temperature data is detected by the outdoor unit heat exchanger thermistor Malfunction Caused e Outdoor heat exchanger temperature rise due to short circuit of hot discharge air flow e Outdoor heat exchanger temperature rise due to defective of outdoor fan motor e Outdoor heat exchange temperature rise due to defective outdoor heat exchanger thermistor e Outdoor heat exchanger temperature rise due to defective of outdoor unit PCB Troubleshooting Check the outdoor unit installation condition during cooling or soft dry operation Is there any improper heat radiation Reset the error code and turn on the unit again NO Is the outdo
95. ng length for additional gas additional refrigerant should be added as shown in the table Min Max Piping MAR Additional Piping Piping Refrigerant aon Horse Piping size Std Max Model Power Length Elevation HP Gas Liquid Hzg AZ9 1 0HP 5 7 5 HZ12 1 5HP 9877 LM Example For HZ9 If the unit is installed at 10 m distance the quantity of additional refrigerant should be 50 g 10 7 5 m x 20 g m 50 g 30 12 1 3 Diagram Indoor Outdoor Unit Installation Piping direction Right bottom Front side Right I Right gt Rear Attention not to bend up drain hose A WARNING Flare connection only at outside of building Installation parts you should purchase x Installation plate 4 Bushing Sleeve L3 Left and right are identical 7 Insulation of piping connections l i Vinyl tape Carry out insulation after checking for gas leaks and secure with vinyl tape C Attaching the remote control holder to the wall Remote control a CJ Remote control holder fixing screws 6 Mi Remote control holder It is advisable to avoid more than 2 blockage directions
96. nnection cable and drain hose Apply putty or caulking material to seal the wall opening Drain hose from main unit H PVC tube VP 65 for piping x and connection cable PVC tubefor drain hose VP 30 PVC tube for drain hose VP 20 More than 700 mm PVC tube for drain For the right piping follow the same procedure 12 2 4 Connect the Cable to the Indoor Unit 1 The inside and outside connection cable can be connected without removing the front grille 2 Decide on the type of power supply connection to be used indoor power supply or outdoor power supply 12 2 4 1 In case of indoor power supply 3 Install the indoor unit on the installing holder that mounted on the wall 4 Open the front panel and grille door by loosening the screw 5 Cable connection to the power supply through Isolating Devices Disconnecting means e Connect approved type polychloroprene sheathed power supply cord 3 x 1 5mm type designation 60245 IEC 57 or heavier cord to the terminal board and connect the others end of the cord to Isolating Devices Disconnecting means e Do not use joint power supply cord Replace the wire if the existing wire from concealed wiring or otherwise is too short e unavoidable case joining of power supply cord between isolating devices and terminal board of air conditioner shall be done by using approved socket and plug with earth pin rated 16A Wiring work to both socket and pl
97. nnection joint location at outside building Please make flare after inserting flare nut locate at joint portion of tube assembly onto the copper pipe In case of using long piping Connect the piping e Align the center of piping and sufficiently tighten the flare nut with fingers e Further tighten the flare nut with torque wrench in specified torque as stated in the table or Wrench 12 3 2 1 2 For connection joint location at inside building e Decide the length Torque wrench Cut and remove the tube connectors at indoor copper pipings both gas and liquid piping by using pipe cutter Remove burrs from cut edge e Use pipe expander to expand the end of long piping e Align the center of piping and braze the piping joints indoor copper pipe 40 50 0s tat gt CC 5 o KEES tube connector 1 Cut and 2 Expand Remove 37 long pipe brazing point 3 Braze both pipe 12 3 2 2 Connecting the piping to Outdoor Decide piping length and then cut by using pipe cutter Do not overtighten overtightening may cause gas leakage Remove burrs from cut edge Make flare after inserting the flare nut locate at valve onto Piping size Torque the copper pipe 6 35 1 4 18 Nem 1 8 kgf Align center of piping to valve and then tighten with torque 000 1 D uM wrench to the specified torque as stated in the table 3 52 mm 9 87 42 Ne
98. nsor temperature sensor matches the value specified in its Replace the outdoor heat exchanger 2 characteristic chart temperaturesensor YES e Defectin outdoor unit PCB e Replace the outdoor unit PCB Sensor Thermistor Characteristics m f Outdoor Air Sensor Outdoor Heat Exchanger 60 Sensor 50 a lt 40 8 i 30 o x 20 10 L 0 10 0 10 20 30 40 50 P Temperature C 73 16 4 10 H30 Compressor Discharge Temperature Sensor Abnormality Malfunction Decision Conditions e During startup and operation of cooling and heating the temperatures detected by the outdoor discharge pipe temperature sensor are used to determine sensor errors Malfunction Caused e Faulty connector connection e Faulty sensor e Faulty PCB Troubleshooting E For safety reason and to prevent Check the connector connection component breakdown always switch Turn off the power Caution Check the connector connection oif the power before remove and connect the component NO nnector poor contact Is the connector connection normal Connecto ere e Correct the connection YES Check the outdoor discharge pipe temperature sensor e Plug out connector from the outdoor unit PCB e Measure the resistance of the outdoor discharge pipe temperature sensor Is the measured resistance of the outdoor discharge pipe e Defect in outdoor
99. oded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts Note 111 SAFETY REF NO PART NAME amp DESCRIPTION QTY CU HZ9RKE CU HZ9RKE 4 REMARK 1 CHASSY ASS Y 1 CWD52K1359 2 SOUND PROOF MATERIAL 1 CWG302630 3 FAN MOTOR BRACKET 1 CWD541167 lt 4 SCREW FAN MOTOR BRACKET 2 CWH551217 lt A 5 FAN MOTOR DC 40W 3PH 1 ARS6411AC 6 SCREW FAN MOTOR MOUNT 4 CWH55252J lt 7 PROPELLER FAN ASSY 1 CWH03K1066 lt 8 PROPELLER FAN 1 CWH56053J A 9 COMPRESSOR 1 9RD132XAB21 10 ANTI VIBRATION BUSHING 3 CWH50077 lt 11 NUT COMPRESSOR MOUNT 3 CWH561096 lt 12 CONDENSER COMPLETE 1 CWB32C4300 CWB32C4301 14 DISCHARGE MUFFLER 1 CWB121010 lt 15 HOLDER COUPLING 1 CWH351233 16 2 WAYS VALVE 1 CWB021589 17 3 WAYS VALVE 1 CWB011374 18 ACCUMLATOR 1 CWB131065 lt A 19 REACTOR 1 G0C193J00004 20 TERMINAL COVER 1 CWH171039A 21 NUT TERMINAL COVER 1 CWH7080300J lt 22 SOUND PROOF BOARD 1 CWH151273 lt 23 SOUND PROOF MATERIAL 1 CWG302952 24 SOUND PROOF MATERIAL 1 CWG302745 lt 25 SOUND PROOF MATERIAL 1 CWG302740 A 26 ELECTRONIC CONTROLLER MAIN 1 ACXA73C00140R A 27 TERMINAL BOARD ASS Y 1 CWA28K1110J lt 28 SIDE 1 CWE04C1481 lt 29 SENSOR
100. oes Hm ELECTRO MAGNETIC COL SET EXPANSION VALVE 5 60 5 R42 R47 50 RG EN s 5V 08 S 40 ji 9 Rit P N RE a css c 2 T6 62 A 3b 5 S T 0 HREH CONTHI CN TANK 20 40 60 80 100 120 140 PIPING TEMP SENSOR1 21 OUTDOOR AIR TEMP SENSOR ed COMP TEMP SENSOR Temperature C gt 4 96k0 3800 15kQ 3950 50 0 3950 26 11 Printed Circuit Board 11 1 Indoor Unit 11 1 4 Main Printed Circuit Board 9 2 CN FM 4 m RY PWR 9 FR30 JP301 lt 5 EI y N EM HUN 8 7 u 70306 gt a 3 4 gt 8 CN DISP CN STM4 s FH T E CN CNT JP1 Random Auto Restart enable disable CN RMT 11 1 2 Indicator Printed Circuit Board 01 v gt 15 15 10 is 16 o LEC301 LED302 LED304 0305 307 CEDATE Sal LED303 coer eee LED301 LED302 LED304 LED305 LED307 1 0306 CN DISP LED303 27 11 1 3 Receiver Printed Circuit Board 11 1 4 Fuse Printed Circuit Board FUSE500 20A 250V x WH ACN501 502 501 ACL502 28 11 2 Outdoor Unit 11 2 1 Main Printed Circuit Board LJP117 0 743 Y DATA AC BLK O 3 N AC WHT CN STM CN HOT CN TH1 CN MTR1 CN TANK CURRENT olea TRANSFORMER CN S 2 CT
101. on Control 14 1 Protection Control For All Operations 14 1 1 Restart Control Time Delay Safety Control e The Compressor will not turn on within 3 minutes from the moment operation stops although the unit is turned on again by pressing OFF ON button at remote control within this period e This control is not applicable if the power supply is cut off and on again e This phenomenon is to balance the pressure inside the refrigerant cycle 14 1 2 Total Running Current Control 1 When the outdoor unit total running current AC exceeds X value the frequency instructed for compressor operation will be decreased 2 Ifthe running current does not exceed X value for 10 seconds the frequency instructed will be increased 3 However if total outdoor unit running current exceeds Y value compressor will be stopped immediately for 3 minutes Model HZ9RKE HZ9RKE 4 AZORKE HZ12RKE Operation Mode X A Y A X A Y A Cooling Soft Dry A 3 43 5 87 Cooling Soft Dry B 2 79 5 34 14 76 14 76 Cooling Soft Dry C 2 79 5 34 Heating 7 37 9 50 4 The first 30 minutes of cooling operation A will be applied Outdoor air temperature 14 1 3 IPM Power Transistor Prevention Control A Overheating Prevention Control 1 When the IPM temperature rises to 100 C compressor operation will stop immediately 2 Compressor operation restarts after 3 minutes the temperature decreases to 95
102. operate fan YES Does it rotate Check the rotation output from fan motor Is the rotation feedback voltage 5 15Vdc pin 6 amp 4 generated Turn off power supply and disconnect fan motor connector NO then turn power on Check the output of fan motor from indoor PCB Is the motor power supply voltage 280 340Vdc pin 1 amp 4 generated Is the motor control voltage 15 8 1 2Vdc 14 6 17Vdc pin 5 amp 4 generated Operate the fan is the rotation command voltage0 5 6Vdc pin 7 amp 4 generated e Replace indoor PCB e Replace fan motor 70 16 4 7 H23 Indoor Pipe Temperature Sensor Abnormality Malfunction Decision Conditions e During startup and operation of cooling and heating the temperatures detected by the indoor heat exchanger temperature sensor are used to determine sensor errors Malfunction Caused e Faulty connector connection e Faulty sensor e Faulty PCB Troubleshooting e Plug out connector from the indoor unit PCB breakdown always switch off the power Measure the resistance of the indoor pipe temperature before remove and connect the component sensor Check the connector connection For safety reason and to prevent component A Caution NO e Connector poor contact Is the connector connection normal 3 Correct t connection YES Check the outdoor air temperature sensor e Plug out connector from the outdoor unit PCB Measure the resistance of t
103. or fan motor operating YES Check the outdoor heat exchanger thermistor e Turn off the power and disconnect the connector of outdoor heat exchanger thermistor from the PCB e Measure the resistance of the outdoor heat exchanger thermistor Is the measured resistance of the outdoor NO heat exchanger thermistor matches the value specified in its characteristic chart YES e Reinstall the outdoor unit e Remove the obstacle s e Clean the outdoor heat exchanger Measure the AC DC voltage between pins of connector CN FM outdoor unit PCB YES 240 265 325VDC e Defect in outdoor fan motor Is the voltage supplied to the outdoor NO OV Defect in outdoor unit PCB fan motor normal e Replace the outdoor unit PCB e Replace the outdoor fan motor For safety reason and to prevent component A breakdown always switch off the power before Caution remove and connect the component e Defect in outdoor heat exchanger thermistor e Replace the outdoor heat exchanger thermistor e Defect in outdoor unit PCB e Replace the outdoor unit PCB 88 16 4 25 96 IPM Overheating Malfunction Decision Conditions e During operating of cooling and heating when IPM temperature data 100 C is detected by the IPM temperature sensor Multi Models only o Compressor Overheating During operation of cooling and heating when the compressor OL is activated o Heat Sink Overheating During operation of cooling
104. or stopped o Remote control setting changed fan speed temperature o Outdoor air temperature and indoor intake temperature changed e Fan speed angle of louver vertical airflow angle will be adjusted accordingly in this control o Fan speed will be increased slowly if the unit is in quiet mode but no change in normal cooling mode 55 14 2 6 Dew Prevention Control 2 e To prevent dew formation at indoor unit discharge area e This control starts if all conditions continue for 20 minutes o Operated with Cooling or Soft Dry Mode o Indoor intake temperature is between 25 C and 29 C o Outdoor air temperature is less than 30 C o Quiet Lo fan speed e This control stopped if o When receive air swing change signal from Remote Control e The horizontal airflow angle will be fixed at facing front e vertical airflow angle will be fixed at 25 Upper vane 7 Lower vane 14 2 7 Odor Cut Control To reduce the odor released from the unit o Start Condition AUTO FAN Speed is selected during COOL or DRY operation During freeze prevention control and timer preliminary operation this control is not applicable o Control content Depends on compressor conditions e Compressor OFF Compressor ON The indoor unit fan stops temporarily and then starts to blow at minimum airflow for 30 seconds e Compressor ON Compressor OFF The indoor unit fan stops for 90 seconds and then blows at minimum airflow for 20 seconds
105. ote control operation mode and indoor intake air temperature During operation mode judgment indoor fan motor with speed of Lo is running for 30 seconds to detect the indoor intake air temperature Every 10 minutes the indoor temperature is judged For the 1st judgment o If indoor intake temperature remote control setting temperature gt 2 C COOL mode is decided o 1 2 s indoor intake temperature remote control setting temperature lt 2 C DRY mode is decided o If indoor intake temperature remote control setting temperature lt 2 C HEAT mode is decided For the 2nd judgment onwards If indoor intake temperature remote control setting temperature gt 3 C if previous operate in DRY mode then continue in DRY mode otherwise COOL mode is decided o 29 s indoor intake temperature remote control setting temperature lt 3 C maintain with previous mode If indoor intake temperature remote control setting temperature lt 2 C HEAT mode is decided 13 1 6 Fan Operation Fan Operation is used to circulate air in a room During operation indoor fan run continuously but outdoor fan and compressor stop Temperature setting is not applicable 13 2 Indoor Fan Motor Operation A Basic Rotation Speed rpm i Manual Fan Speed Cooling Dry Fan Fan motor s number of rotation is determined according to remote control setting Heating Remote control
106. otor adjust the fan motor connector to 90 towards you before fixing control board 19 Remove the cross flow fan from the unit by pulling it to the left and downward Figure 9 96 Cross Flow Fan Reminder To reinstall the cross flow fan ensure cross flow fan is in line as shown in figure 10 Figure 10 97 17 2 Outdoor Electronic Controller Removal Procedure AN Caution When handling electronic controller be careful of electrostatic discharge 1 Remove the 5 screws of the Top Panel 5 Remove the Control Board as follows Screws Top Panel Screws Remove 5 connectors from electronic controller Remove 2 connectors from reactor Remove 1 screw Remove earth wire Fig 1 2 Remove the 8 screws of the Front Panel Fig 4 Front Panel Remove the Terminal Cover and 3 Terminal Compressor Screws Control Board Fig 2 Compressor 3 Remove the screw of the Terminal Board Cover Fig 5 4 Remove the Top Cover of the Control Board by 4 hooks Electronic Controller Control Board Hooks Cover 98 18 Technical Data Technical data provided are based on the air conditioner running under free frequency 18 1 Cool Mode Performance Data Unit setting Standard piping length Hi Fan Cool mode at 16 Voltage 230V 18 1 1 CS HZ9RKE CU HZ9RKE CS HZ9RKE 4 CU HZ9RKE 4 CS AZ9RKE CU AZ9RKE Indoor C
107. oved from various parts of the system f Make sure that cylinder is situated on the scales before recovery takes place g Start the recovery machine and operate in accordance with manufacturer s instructions h Do not over fill cylinders No more than 80 volume liquid charge i Do not exceed the maximum working pressure of the cylinder even temporarily j When the cylinders have been filled correctly and the process completed make sure that the cylinders and the equipment are removed from site promptly and all isolation valves on the equipment are closed off k Recovered refrigerant shall not be charged into another refrigeration system unless it has been cleaned and checked Electrostatic charge may accumulate and create a hazardous condition when charging or discharging the refrigerant To avoid fire or explosion dissipate static electricity during transfer by grounding and bonding containers and equipment before charging discharging A CAUTION Labelling Equipment shall be labelled stating that it has been de commissioned and emptied of refrigerant i e Thelabel shall be dated and signed o Ensure that there are labels on the equipment stating the equipment contains flammable refrigerant Recovery e When removing refrigerant from a system either for servicing or decommissioning it is recommended good practice that all refrigerants are removed safely e When transferring refrigerant into cylinders ensure th
108. peration with previous setting 3 When fan speed is changed quiet operation is shifted to quiet operation of the new fan speed 4 When operation mode is changed quiet operation is shifted to quiet operation of the new mode expect fan fan only mode 5 During quiet operation if timer on activates quiet operation maintains 6 After off when on back quiet operation is not memorised 45 C Control contents a Fan Speed manual 1 Fan speed is changed from normal setting to quiet setting of respective fan speed This is to reduce sound of Hi Me Lo for 3dB 2 Fan speed for quiet operation is reduced from setting fan speed b Fan Speed Auto 1 Indoor FM RPM depends on pipe temp sensor of indoor heat exchanger 13 7 Powerful Mode Operation e When the powerful mode is selected the internal setting temperature will shift lower up to 2 C for Cooling Soft Dry or higher up to 3 5 C for Heating than remote control setting temperature for 20 minutes to achieve the setting temperature quickly 13 8 Timer Control e There are 2 sets of ON and OFF timer available to turn the unit ON or OFF at different preset time e f more than one timer had been set the upcoming timer will be displayed and will activate in sequence 13 8 1 Timer Control e ON timer 1 and ON timer 2 can be set using remote control the unit with timer set will start operate earlier than the setting time This is to provide a comfortable environment w
109. perations Indoor suction temperature indoor piping temperature is below 4 C e During Heating operations Indoor piping temperature indoor suction is under 5 C b Control contents e Compressor stops and restart after 3 minutes e Ifthe conditions above happen 2 times within 20 minutes the unit will o Stop operation o Timer LED blinks and F91 indicated 14 1 6 Low Frequency Protection Control 1 e When the compressor operate at frequency lower than 24 Hz continued for 240 minutes the operation frequency will be changed to 23 Hz for 2 minutes 14 1 7 Low Frequency Protection Control 2 e When all the below conditions comply the compressor frequency will change to lower frequency Temperature T for Cooling Soft Dry Heating Indoor intake air C T lt 14 or T gt 30 T lt 14 or T 228 Outdoor air C T lt 13or T 2 38 T lt 4or T gt 24 Indoor heat exchanger C T 30 T 0 54 14 2 Protection Control For Cooling amp Soft Dry Operation 14 2 1 Outdoor Air Temperature Control e The compressor operating frequency is regulated in accordance to the outdoor air temperature as shown in the diagram below e This control will begin 1 minute after the compressor starts e Compressor frequency will adjust base on outdoor air temperature Limited Frequency 7 Outdoor Air Temperature 14 2 2 Cooling Overload Control e Detects the Outdoor pipe temperature and carry o
110. perature sensor open e Outdoor heat sink sensor abnormality or short circuit Outdoor gas pipe Heating Outdoor gas pipe H36 temperature sensor Continuous for 5s protection temperature sensor open y AERE ot abnormality operation only or short circuit Outdoor liquid pipe Cooling Outdoor liquid pipe PADS H37 temperature sensor Continuous for 5s protection temperature sensor open i ee n b abnormality operation only or short circuit Indoor Outdoor H38 mismatch brand Brand code not match indoor unit and outdoor code e Check indoor outdoor Wrong wiring and connection wire and connection Abnormal indoor 3 times happen connecting pipe expansion pipe H39 operating unit or within 40 ey valve abnormality indoor e Indoor heat exchanger sensor standby units heat exchanger sensor lead wire and connector open circuit e Expansion valve and lead wire and connector e Check indoor outdoor Abnormal wiring or Wrong wiring and connection wire and connection H41 g connecting pipe expansion pipe piping connection valve abnormality Expansion valve and lead wire and connector 63 ECO sensor ECO sensor open or ECO sensor pon abnormality Continuous tor 70s short circuit e ECO and Indoor PCB Outdoor high High pressure sensor open H64 pressure sensor Continuous ford circuit during compressor e High pressure sensor abnormality minutes stop e L
111. piping flare nut and tools which is specified for R32 refrigerant Using of existing R22 piping flare nut 22 and tools may cause abnormally high pressure in the refrigerant cycle piping and possibly result in explosion and injury e Thickness or copper pipes used with R32 must be more than 0 8 mm Never use copper pipes thinner than 0 8 It is desirable that the amount of residual oil less than 40 mg 10 m During installation install the refrigerant piping properly before run the compressor Operation of compressor without fixing refrigeration g g piping properly p 9 g 23 piping and valves at opened condition will cause suck in of air abnormal high pressure in refrigeration cycle and result in explosion injury etc Do not perform flare connection inside a building or dwelling or room when joining the heat exchanger of indoor unit with 24 interconnecting piping Refrigerant connection inside a building or dwelling or room must be made by brazing or welding Joint S connection of indoor unit by flaring method can only be made at outdoor or at outside of a building or dwelling or room Flare connection may cause gas leak and flammable atmosfere During pump down operation stop the compressor before remove the refrigeration piping Removal of refrigeration piping while 25 compressor is operating and valves are opened condition will cause suck in of air abnormal high pressure in refrigeration cycle and result in explosion injur
112. pply to power transistor To detect high DC voltage level after rectification Malfunction Caused During startup and operation of cooling and heating when Power Factor Correction PFC protection circuitry at the outdoor unit main PCB senses abnormal DC voltage level for power transistors When DC voltage detected is LOW transistor switching will turn ON by controller to push up the DC level When DC voltage detected is HIGH 391Vdc 425Vdc active LOW signal will send by the controller to turn OFF relay RY C Troubleshooting Reset the error code and turn on the unit again Is AC power supply normal fluctuation e AC power supply abnormal surge YES Verify PFC abnormality by measuring DC voltage between DCP and DCN at the capacitor PCB YES 280Vdc Is the DC voltage between DCP and DCN normal NO 391 2Vdc 425Vdc Confirm the DC voltage between CN FM 1 and 4 when compressor is running Normal voltage range should be between 265 325Vdc Is the DC voltage between CN FM1 and 4 of the outdoor fan motor normal e Defect in outdoor fan motor e Replace outdoor fan motor Check the compressor winding resistance For safety reason and to prevent Caution e Turn off the power and disconnect the harnesses U V component breakdown always switch and W off the power before remove and Measure the winding resistance between U V V W and connect the component W
113. quipment or housing appliances which may be destroyed by extreme cold weather e Serviceability Improvement Breakdown Self Diagnosis function 16 5 Location of Controls and Components 5 1 Indoor Unit Air Filters Front panel Auto OFF ON button Use when remote control is misplaced or a malfunction occurs Aluminium fin Sunlight Sensor and Remote Control Receiver Maximum distances 8m Vertical airflow direction louver Do not adjust by hand Horizontal airflow direction louver Do not adjust by hand Indicator POWER TIMER 8 10 C HEAT e DEICE POWERFUL QUIET Green Orange Green Blue Orange Green 5 2 Outdoor Unit Air inlet wo Air inlet Air outlet 5 3 Remote Control AIR CONDITIONER 8 10 MODE HEAT Remote control display nn ECONAVI operation Operation mode HEAT teme _ _ Temperature setting 8 10 C HEAT operation V Um i Airflow direction Powerful Quiet operation mw 9 res selection Fan Speed selection ERS SET Timer setting SET CHECK CLT K ca _ Clock setting Panasonic CINVERTER 2 4 17 6 Dimensions 6 1 Indoor Unit lt Top View gt lt Side View gt
114. r hoga E REACTOR i I L2 roo I 1 2 3 TERMINAL GRY GRY L N eux WHT RED EI war ELECTRONIC CONTROLLER RAT Tomi BE GRY GRY RED DATA RED 2 aK COMMUNICATION 118 J NOISE FILTER CIRCUIT t FUSE 103 ACBIK CIRCUIT DE BLK 180 005 5 5 WHT AC WHT WHT t RECTIFICATION iL TTI CIRCUIT 25 22 151270570 GRN Ft GRN FUSE 104 T3 15A L250V SWITCHING E FG2 GRN FOR INDOOR POWER GRN pen SUPPLY CONNECTION L BASE PAN BLU HT BLU PFC RECTIFICATION 1 CIRCUIT CIRCUIT 3 BLU ACN2 BLU CN MTR2 BS Wi c19 25 1 10 FAN 5 J 4 P 0 URED MOTOR gt J Lb a JR 16 e N W CNMTRI Q 1 R311 COMPRESSOR 1 1 LR tow R313 PR312 L 0188 F CT87 n iE 3 Sensor Thermistor 68 R33 A 76 Characteristics G2 62 G2 b Outdoor Air Sensor 72 3 2 Outdoor Heat Exchanger RE CN HOT n 60 9 b P t 7191 17 R2 RIT 259 50 f ELECTRO MAGNETIC b COIL WAY VALVE Ky M 8 13V 62 26 13V RY HTI E 30 G6 8 vee 0 ay 2 5 12 10 Se 13V 1 0 I 0730 o 10 20 3 4 50 90 Temperature C gt 19V 62 vec 105 3073 3074 G2 1 SCAN 3 15 lt i Compressor Temp Sensor 12 Ki Thermi Ch isti 9 1 13V 075 076 CNSTM 25 Thermistor Characteristics
115. r filter Check the dust accumulation on the indoor unit heat exchanger YES Is the indoor unit heat exchanger dirty e Clean the indoor unit heat exchanger NO Check the indoor pipe temperature thermistor e Plug out connector CN TH from the indoor unit PCB e Measure the resistance of the indoor heat exchanger temperature thermistor Defect in indoor pipe temperature Is the measured resistance of the indoor pipe temperature NO th ist thermistor matches the value specified in its characteristic Va V NO chart Replace the indoor pipe temperature thermistor YES Check the piping amp installation condition Replace piping reinstall the unit if necessary 81 16 4 18 99 Indoor Freeze Prevention Protection Cooling or Soft Dry Error Code will not display no Timer LED blinking but store in EEPROM Malfunction Decision Conditions e Freeze prevention control takes place when indoor pipe temperature is lower than 2 C Malfunction Caused Air short circuit at indoor unit Clogged indoor unit air filter Dust accumulation on the indoor unit heat exchanger 2 3 way valve closed Faulty indoor unit fan motor Refrigerant shortage refrigerant leakage Clogged expansion valve or strainer Faulty indoor pipe temperature sensor Faulty indoor unit PCB Troubleshooting Check the air passage Is there any short circuit Check the indoor unit air filter Is the air filter dirty NO Is the indoor unit
116. reason and to prevent component Check the connector connection breakdown always switch off the power e Turn off the power Caution before remove and connect the component e Check the connector connection Is the connector connection normal NO e Connector poor contact e Correct the connection YES Check the indoor intake air temperature sensor e Plug out connector from the indoor unit PCB e Measure the resistance of the indoor intake air temperature sensor Is the measured resistance of the indoor intake air NO Defect in indoor intake air temperature sensor temperature sensor matches the value specified in its characteristic chart Replace the indoor intake air temperature sensor e Defect in indoor unit PCB e Replace the indoor unit PCB YES Sensor Thermistor Characteristics 60 Pipe temp Sensor Intake Air Temp Sensor A 50 40 3 o S 30 gt 9 c 20 10 0 0 0 10 20 30 40 50 P Temperature C 67 16 4 4 H15 Compressor Temperature Sensor Abnormality Malfunction Decision Conditions e During startup and operation of cooling and heating the temperatures detected by the outdoor compressor temperature sensor are used to determine sensor errors Malfunction Caused e Faulty connector connection e Faulty sensor e Faulty PCB Troubleshooting Check the connector connection e Turn off the power For saf
117. roubleshooting Guide 60 16 1 Refrigeration Cycle System 60 16 2 Breakdown Self Diagnosis Function 62 16 3 Error Code 63 16 4 Self diagnosis Method 65 17 Disassembly and Assembly Instructions 93 17 1 Indoor 93 17 2 Outdoor Electronic Controller Removal Procedure ic e be estes 98 18 Technical Data inae eee 99 18 1 Cool Mode Performance Data 99 18 2 Heat Mode Performance Data 100 19 Service Data aae creme 101 19 1 Cool Mode Outdoor Air Temperature CharaeteriSti amp 2 uu una na teet bonus 101 19 2 Heat Mode Outdoor Air Temperature CHArACEMISUC 103 19 3 Piping Length Correction Factor 105 20 Exploded View and Replacement Parts List106 20 1 Indoor 106 20 2 Outdoor Unit 111 1 Safety Precautions Read the following PRECAUTIONS carefully before perform any servicing Electrical work must be installed or serviced by a licensed electrician Be sure to use the correct rating of the power plug and main circuit for the model installed The caution items stated here must be followed because these important contents are related to safety The meaning of each indication used is as below Incorrect installation or servicing due to ignoring of the instruct
118. rrent A Outlet Air C High Pressure Mpa 40 36 32 28 24 20 4 50 4 00 3 50 3 00 2 50 2 00 1 50 2 2 NON N NP ROMNWOO2NWA 25 20 15 10 5 10 Outdoor Air Temperature C 25 20 15 10 5 10 Outdoor Air Temperature C 25 20 15 10 5 10 Outdoor Air Temperature C 104 348 00 333 50 319 00 304 50 290 00 275 50 261 00 246 50 232 00 217 50 203 00 High Pressure Psi 19 3 Piping Length Correction Factor The characteristic of the unit has to be corrected in accordance with the piping length 19 3 1 Cooling Capacity 1 02 1 01 S 1 00 Eu 0 99 c 50 0 98 coo Oo 0 97 8 0 96 0 95 0 94 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Piping Length m 3 1 0084 5 1 0000 7 5 0 9941 10 0 9859 12 0 9812 15 0 9773 20 0 9698 19 3 2 Heating Capacity 1 10 S 1 05 gu 8 S 100 8 8 0 95 0 90 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Piping Length m 3 1 0041 5 1 0000 7 5 0 9956 10 0 9897 12 0 9853 15 0 9795 20 0 9690 Note The graphs show the factor after added right amount of additional refrigerant 105 20 Exploded View and Replacement Parts List 20 1 Indoor Unit CWH550
119. s repairing part do not repair or connect the wire even only partial wire break Exchange the whole wiring unit 3 Do not wrench the fasten terminal Pull it out or insert it straightly 4 Engage authorized dealer or specialist for installation and servicing If installation or servicing done by the user is defective it will cause water leakage electrical shock or fire 5 Install according to this installation instructions strictly If installation is defective it will cause water leakage electrical shock or fire The appliance shall be stored in a well ventilated room with floor area larger than 2 06 m and without any continuously operating ignition 6 Sources I Keep away from open flames any operating gas appliances or any operating electric heater Else it may explode and cause injury or death The appliance shall be installed and or operated in a room with floor area larger than 2 06 m and keep away from ignition sources such 7 as heat sparks open flame or hazardous areas such as gas appliances gas cooking reticulated gas supply systems or electric cooking appliances etc 8 Use the attached accessories parts and specified parts for installation and servicing Otherwise it will cause the set to fall water leakage fire or electrical shock 9 Install at a strong and firm location which is able to withstand the set s weight If the strength is not enough or installation is not properly done the set will drop and cause inj
120. sensor YES e Defectin outdoor unit PCB e Replace the outdoor unit PCB 79 16 4 16 H97 Outdoor Fan Motor DC Motor Mechanism Locked Malfunction Decision Conditions e rotation speed detected by the Hall IC during fan motor operation is used to determine abnormal fan motor Malfunction Caused e Operation stops due to short circuit inside the fan motor winding e Operation stops due to breaking of wire inside the fan motor e Operation stops due to breaking of fan motor lead wires e Operation stops due to Hall IC malfunction e Operation error due to faulty outdoor unit PCB Troubleshooting FAN MOTOR CN MTR2 ad WHT 10 MS 3 m For safety reason and to prevent component 3 J 5 v Turn off power supply rotate by A Caution breakdown always switch off the power hand before remove and connect the component TT CN MTR1 1 R105 2 RI Tk 3 R120 TK Does fan rotate smoothly i Sy Tk C175 C177 L3 C173 001 990 G5 G5 G5 G5 Turn power supply on and operate fan PCB BOARD Turn off power supply and disconnect fan motor CN MRT2 connector Does it rotate Check resistance of the motor Measure at fan motor connector CN MRT1 1 2 1 3 2 3 Measure CN MRT1 pin 4 amp 5 Is the DC voltage 5Vdc Replace o
121. spaces Wear appropriate protective equipment including respiratory protection as conditions warrant Ensure that the conditions within the area have been made safe by limit of use of any flammable material Keep all sources of ignition and hot metal surfaces away 2 3 Checking for presence of refrigerant The area shall be checked with an appropriate refrigerant detector prior to and during work to ensure the technician is aware of potentially flammable atmospheres Ensure that the leak detection equipment being used is suitable for use with flammable refrigerants i e non sparking adequately sealed or intrinsically safe In case of leakage spillage happened immediately ventilate area and stay upwind and away from spill release In case of leakage spillage happened do notify persons downwind of the leaking spill isolate immediate hazard area and keep unauthorized personnel out 2 4 Presence of fire extinguisher If any hot work is to be conducted on the refrigeration equipment or any associated parts appropriate fire extinguishing equipment shall be available at hand Have dry powder or CO fire extinguisher adjacent to the charging area A CAUTION 2 5 No ignition sources No person carrying out work in relation to a refrigeration system which involves exposing any pipe work that contains or has contained flammable refrigerant shall use any sources of ignition in such a manner that it may le
122. ssure and Outlet Air Temperature Standard there are no electrical problems before inspecting the Gas pressure Outlet air refrigeration cycle MPa kg cm G temperature C 0 9 1 2 9 12 13 17 Such problems include insufficient insulation problem with the power source malfunction of a compressor and a fan The normal outlet air temperature and pressure of the refrigeration cycle depends on various conditions the standard values for them are shown in the table on the right Condition Indoor fan speed High Outdoor temperature 35 C at cooling mode and 7 C at heating mode Compressor operates at rated frequency Cooling Mode 32 42 Heating Mode 2 0 2 7 20 27 Difference in the intake and outlet air temperatures Measuring the air temperature Normal difference More than 8 C 15 minutes after an operation is started at cooling mode Above 14 15 minutes after an operation is started at heating mode Less than 8 C at the cooling mode Less than 14 at the heating mode Value of electric Higher than specified Dusty condenser Measuring electric current current during operation preventing heat radiation during operation Excessive amount of refrigerant Lower than specified Gas side Cooling Mode High pressure Heating Mode 16 1 1 Relationship between the condition of the air condit
123. stop condition 1 When one of the following conditions is satisfied quiet operation stops a Powerful button is pressed b Stop by OFF ON switch c Timer off activates d Quiet button is pressed again When quiet operation is stopped operation is shifted to normal operation with previous setting When fan speed is changed quiet operation is shifted to quiet operation of the new fan speed When operation mode is changed quiet operation is shifted to quiet operation of the new mode During quiet operation if timer on activates quiet operation maintains After off when on back quiet operation is not memorised WP Control contents 1 Fan speed is changed from normal setting to quiet setting of respective fan speed This is to reduce sound of Hi Me Lo for 3dB some models more than 3dB 2 Fan speed for quiet operation is reduced from setting fan speed 13 6 Quiet operation Heating A Purpose To provide quiet heating operation compare to normal operation Control condition a Quiet operation start condition When Quiet button at remote control is pressed Quiet LED illuminates b Quiet operation stop condition When one of the following conditions is satisfied quiet operation stops a Powerful button is pressed b Stop by OFF ON switch c Timer off activates d Quiet button is pressed again 2 When quiet operation is stopped operation is shifted to normal o
124. tary Compressor Motor Type Brushless 4 poles Output Power 900 Indoor Noise H L QLo 10 Indoor CS HZ9RKE CS HZ9RKE 4 CS AZ9RKE Outdoor CU HZ9RKE CU HZ9RKE 4 CU AZ9RKE Type Cross Flow Fan Material ASG33 Motor Type DC Transistor 8 poles Input Power 44 9 Output Power 40 Cool rpm 570 c QLo 5 Heat rpm 630 o Cool rpm 670 8 Lo B Heat rpm 720 Cool rpm 880 Speed Me Heat rpm 990 Cool rpm 1090 i Heat rpm 1270 Cool rpm 1150 SHi Heat rpm 1340 Type Propeller Fan Material PP c T Motor Type DC Motor 8 poles Input Power 5 Output Power Speed Hi Moisture Removal m min ft min m min ft min m min ft min m min ft min m min ft min Indoor Airflow m min ft min m min ft min m min ft min m min ft min m min ft min 15 91 562 Outdoor m min ft min 33 10 1170 Airflow m min ft3 min 34 00 1200 Control Device Expansion Valve Refrigerant Oil FW50S 450 Refrigerant Type R32 1 12k 39 5 Height I D O D mm inch 295 11 5 8 622 24 1 2 Dimension Width I D O D mm inch 870 34 9 32 824 32 15 32 Depth I D O D mm inch 255 10 1 16 299 11 25 32 Net I D O D kg Ib 10 22 38 84 Pipe Diameter Liquid Gas mm inch 6 35
125. ting Measure the AC voltage at terminal 1 amp 2 of outdoor unit terminal board Is the measured voltage 230 240V YES Measure the DC voltage at terminal 2 amp 3 communication terminals of outdoor unit terminal board Is the measured DC voltage fluctuate between 18 25V YES Measure the AC voltage at terminal 1 amp 2 of indoor unit terminal board Is the measured voltage 230 240V YES Measure the DC voltage at terminal 2 amp 3 of indoor unit terminal board Is the measured DC voltage fluctuate between 18 25V YES 65 Indoor unit outdoor unit signal transmission error due to wiring error Indoor unit outdoor unit signal transmission error due to breaking of wire in the connection wires between the For safety reason and to prevent component breakdown always switch Caution NO NO NO NO off the power before remove and connect the component e AC power supply abnormal fluctuation Defect in communication circuitry of outdoor unit PCB Replace the PCB Improper connection at terminals indoor outdoor Check indoor outdoor connecting cable Improper connection at terminals indoor outdoor Check indoor outdoor connecting cable Defect in receiver transmitter module of the communication circuitry in indoor unit PCB Replace the indoor unit PCB 16 4 2 H12 Indoor Outdoor Capacity Rank Mismatched Malfunction Decision Conditions e During startup error code appears when dif
126. ture sensor Is the measured resistance of the outdoor gas pipe Defect in outdoor discharge pipe temperature sensor matches the value specified in its temperature sensor characteristic chart Replace the outdoor discharge pipe temperature sensor YER e Defectin outdoor unit PCB e Replace the outdoor unit PCB 78 16 4 15 H37 Outdoor Liquid Pipe Temperature Sensor Abnormality Malfunction Decision Conditions e During startup and operation of cooling and heating the temperatures detected by the outdoor liquid pipe temperature sensor are used to determine sensor errors Malfunction Caused e Faulty connector connection e Faulty sensor e Faulty PCB Troubleshooting Check th t Bon For safety reason and to prevent Cer a s fe A component breakdown always switch e Turn off the power Caution Check th i off the power before remove and eck the connector connection connect the component NO onnector poor contact Is the connector connection normal Connector poor co Correct the connection YES Check the outdoor discharge pipe temperature sensor e Plug out connector from the outdoor unit PCB e Measure the resistance of the outdoor discharge pipe temperature sensor Is the measured resistance of the outdoor liquid pipe NO Defect in outdoor discharge pipe temperature sensor matches the value specified in its temperature sensor characteristic chart e Replace the outdoor discharge pipe temperature
127. ug must follow to national wiring standard 6 Bind all the power supply cord lead wire with tape and route the power supply cord via the left escapement 33 7 Connection cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1 5 flexible cord type designation 60245 1 57 or heavier cord Do not use joint connection cable Replace the wire if the existing wire from concealed wiring or otherwise is too short Allowable connection cable length of each indoor unit shall be 30 mm or less 8 Bind all the indoor and outdoor connection cable with tape and route the connection cable via the right escapement 9 Remove the tapes and connect the power supply cord and connection cable between indoor unit and outdoor unit according to the diagram below Terminals on the outdoor unit Colour of wires connection cable Terminals on the indoor unit Power supply cord Terminals on the isolating devices Disconnecting means Terminal Board Control Board Earth wire longer than others Recommended AC wires length mm or safety Recommended b c d je f jg length 155 35 35 50 40 35 60 Tape Power supply Indoor amp outdoor
128. ury For electrical work follow the local national wiring standard regulation and the installation instruction An independent circuit and single 10 eae SAE 5 outlet must be used If electrical circuit capacity is not enough or defect found in electrical work it will cause electrical shock or fire This equipment is strongly recommended to be installed with Earth Leakage Circuit Breaker ELCB or Residual Current Device RCD 11 with sensitivity of 30mA at 0 1 sec or less Otherwise it may cause electrical shock and fire in case equipment breakdown or insulation breakdown Do not use joint cable for indoor outdoor connection cable Use the specified indoor outdoor connection cable refer to installation 12 instruction CONNECT THE CABLE TO THE INDOOR UNIT and connect tightly for indoor outdoor connection Clamp the cable so that no external force will be acted on the terminal If connection or fixing is not perfect it will cause heat up or fire at the connection 13 Wire routing must be properly arranged so that control board cover is fixed properly If control board cover is not fixed perfectly it will cause heat up or fire at connection point of terminal fire or electrical shock 14 Do not tie up the power supply cord into a bundle by band Abnormal temperature rise on power supply cord may happen N WARNING When install or relocate air conditioner do not let any substance other than the specified refrigerant
129. ut below restriction limitation Limit the compressor Operation frequency e The compressor stop if outdoor pipe temperature exceeds 61 C e fthe compressor stops 4 times in 20 minutes Timer LED blinking F95 indicated outdoor high pressure rise protection 14 2 3 Freeze Prevention Control 1 1 When indoor heat exchanger temperature is lower than 0 C continuously for 6 minutes compressor will stop operating 2 Compressor will resume its operation 3 minutes after the indoor heat exchanger is higher than 5 C 3 Atthe same time indoor fan speed will be higher than during its normal operation 4 If indoor heat exchanger temperature is higher than 5 C for 5 minutes the fan speed will return to its normal operation 14 2 4 Freeze Prevention Control 2 1 Control start conditions e During Cooling operation and soft dry operation o During thermo OFF condition indoor intake temperature is less than 10 or o Compressor stops for freeze prevention control e Either one of the conditions above occurs 5 times 60 minutes 2 Control contents e Operation stops e Timer LED blinks and H99 indicated 14 2 5 Dew Prevention Control 1 e To prevent dew formation at indoor unit discharge area e This control will be activated if o Outdoor air temperature and Indoor pipe temperature judgment by microcontroller is fulfilled o When Cooling or Dry mode is operated more than 20 minutes or more e This control stopped if o Compress
130. utdoor PCB Stop the fan motor Is the resistance normal Replace fan motor Check the rotation feedback output from fan motor s CN MTR1 output Rotate the fan motor manually by hand while measure the voltage at PCB s CN MRT1 Between 1 and 5 Between 2 and 5 Between 3 and 5 Use an inverter check to check on the power transistor on board Connect it to PCB s CN MRT2 port Turn power ON and run the unit Do all 6 LED light turn ON and turn OFF periodically Replace outdoor PCB YES Replace fan motor Does the voltage at each terminal becomes NO Repl f t 5 and 0Vdc repeatedly fan motor Replace outdoor PCB 80 16 4 17 H98 Error Code Stored in Memory and no alarm is triggered no TIMER LED flashing Malfunction Decision Conditions e Indoor high pressure is detected when indoor heat exchanger is detecting very high temperature when the unit is operating in heating operation e Phenomena unit is stopping and re starting very often in heating mode Malfunction Caused e Indoor heat exchanger thermistor e Clogged air filter or heat exchanger e Over bent pipe liquid side Troubleshooting For safety reason and to prevent A component breakdown always switch Caution off the power before remove and connect the component Check the indoor unit intake air filter Is the air filter dirty e Clean the ai
131. y etc 26 After completion of installation or service confirm there is no leakage of refrigerant gas It may generate toxic gas when the refrigerant contacts with fire 27 Ventilate if there is refrigerant gas leakage during operation It may cause toxic gas when the refrigerant contacts with fire 28 Do not use means to accelerate the defrosting process or to clean other than those recommended by the manufacturer Any unfit method orusing incompatible material may cause product damage burst and serious injury 29 Beaware that refrigerants may not contain an odour 30 Do not insert your fingers or other objects into the unit high speed rotating fan may cause injury 31 Must not use other parts except original parts describe catalog and manual 32 Do not add or replace refrigerant other than specified type It may cause product damage burst and injury etc N CAUTION 1 Do not install the unit at place where leakage of flammable gas may occur In case gas leaks and accumulates at surrounding of S the unit it may cause fire 2 Carry out drainage piping as mentioned in installation instructions If drainage is not perfect water may enter the room and damage the furniture 3 Tighten the flare nut with torque wrench according to specified method If the flare nut is over tightened after a long period the flare may break and cause refrigerant gas leakage 4 Do not touch outdoor unit air inlet and aluminium fin It may cause injury
132. ysia SZ0715 0 113

Air Conditioner Panasonic CS

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