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Panasonic Air Conditioner

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1. 93 18 Exploded View and Replacement Parts List 94 18 1 Indoor Unit 94 18 2 Outdoor Unit 96 1 Safety Precautions Read the following SAFETY 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 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 instruction will cause harm or damage and the seriousness is classified by the following indications N WA R N NG This indication shows the possibility of causing death or serious injury UTIO N This indication shows the possibility of causing injury or damage to properties he items to be followed are classified by the symbols This symbol denotes item that is PROHIBITTED from doing 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 WARNING 2 If wiring unit is supplied as repairing part do not repair or connec
2. YSI El 701 35714 h Lee c 31314402 YOSNAS 4015 1441 805435 3uflivH3dW3l 3919 80151831 JOSN3S 38 1 834 HIY orgy 9 Aug in vy 1102 ATIBSSY Ort ant wa mia 2 NOUO3NNOO Ore sBuipuiM 1 55 jo 32U81SIS LI LINN 8000 01 18 9 Electronic Circuit Diagram 9 1 Indoor Unit To Outdoor Unit f THERMAL FUSE wee 3 TERMINAL BOARD T Tw GROUNDING S 3 2 1 TERUNA WG EVA PORATOR EVAPORATOR G FG GRN UP amp DOWN T um we CN STM2 BJ 2991 Fa m 15 242 o L To L s pe us 10 2 14 1V B LEFT amp RIGHT i l Tid mm CN STMI Y N nr Ui ISl G24 zl L lo oE nia L oE E 3 24 3 1 14 1V co FRONT PANEL T FA gt He too CN DISP W o l ELECTRONIC CONTROLLER 19 Resistance Sensor Thermistor Characteristics L Ti TO Tole N Alom Senor Intake Air Temp Sensor Vie ce 3 ES m Ez h 111722640 LLLLLLRNDIL mam SELELELELRSERLEL mama CCC 10 0 10 20 30 40 50
3. Temperature C 14 1V LED CN DISP W 99099909999 9 2 Outdoor Unit To Indoor Unit COWL COMPLETE EXPAND VALVE REACTOR i T Loo 8 E GRY COIL St WHT GRY2 GAYI IGAN BLK C174 AIR TEMPERATURE SENSOR THER MISTORA a kl COL mi Pp PIPE TEMPERATURE SENSOR dig THERM NSOR COMPLET E z DiSCHARGE TEMPERATURE SENSOR f f THERMISTOR 64 0 SENSOR COMPLETE COL COMP TEMPERATURE SENSOR NSOR CONPLETE h COIL COMPLETE 4 WAYS VALVE The unit turn to the Rated Frequency Cooling Operation by short circuiting CN S after applying power between the terminal 1 and 2 Operation of the compressor and the outdoor fan motor can be checked by applying power after short circuiting CM S Compressor Temp Sensor Sensor Thermistor Characteristics ESE Outdoor Heat Exchanger AH Sensor FHE L IN KLLLENCLLLTSB m Jasa Ta PENIS x LLL 1 HT Enim 11 10 0 10 20 30 40 50 20 40 60 80 100 120 Resistance kn Resistance 4 l e Temperature C Temperature C 20 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main
4. 7 Indoor Noise H L m 99 389 6 CS eue W f ml MA weFa om ww Cooling Heating Outdoor Noise H L COP Indoor Noise H L QLo Outdoor Noise H L Low Temp Capacity kW l Power W COP 4 71 1 52 3 10 Extr Low Temp Capacity kW W COP 3 70 1 58 2 34 Max Current A Max Input Power W 8 0 1 72k Starting Current A Hermetic Motor N Type Compressor Motor Type Brushless 4 poles 750 Cross flow Fan ASK30K1 Transistor 8 poles 24 5 30 Cool rpm 560 Heat rpm 650 Cool rpm Heat rpm 750 Cool rpm 880 Heat rpm rpm 1090 Heat rpm 1230 rpm 1170 Heat rpm 1230 Output Power Type Material Motor Type Input Power Output Power Speed 2 Indoor Fan MODEL Type Material Motor Type Input Power Output Power Outdoor Fan Cool Heat Speed Moisture Removal Cool Heat Cool Heat Cool Indoor Airflow Heat Heat Heat Cool Heat Outdoor Airflow Control Device Refrigeration Cycle Refrigerant Oil Refrigerant Type Height I D O D Dimension Width MD O D Depth I D O D Net I D O D Pipe Diameter Liquid Gas Standard Length Length Range min max I D amp O D Height Different Additional Gas Amount
5. 15 4 14 97 Outdoor Fan Motor Motor Mechanism Locked Malfunction Decision Conditions rotation speed detected by the Hall IC during fan motor operation is used to determine abnormal motor Malfunction Caused 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 outdoor unit PCB Troubleshooting When abnormality indication starts again For safety reason and to prevent A component breakdown always switch Caution off the power before remove and Turn off power supply and rotate fan by hand connect the component Does fan rotate smoothly Replace rmotor YES Turn power supply on and operate fan YES Turn off power supply and disconnect fan motor connector then turn power on NO Check the rotation feedback output from fan motor Check the output of fan motor from indoor PCB Rotate the fan motor by hand is the rotation feedback voltage 15Vdc pin 1 amp 4 generated Is the motor power supply voltage 325Vdc pin 7 amp 4 generated Is the motor control voltage 15Vdc pin 3 amp 4 generated Operate the fan is the rotation command voltage 1 5Vdc pin 2 NO Replace indoor 4 generated Replace fan motor 62
6. 4 Remove the interconnect cables and the Earth Wire one F Control Casing B j 34 For Terminal screw Board Mount Interconnect cables red white and black T Disconnect them from the Terminals he earth terminal yellow green e Remove it by unscrewing one screw Remove the screws two fixing the Terminal part and the Cabinet Side Plate Fig 10 83 6 Release the hooks four the Control Box Lower 3 Remove only the Connector for the CN FM1 Outdoor Control PCB Cover unit Fan Motor 4 Remove the Propeller Fan by turning the nut in the center Note Be careful of hanging up of connectors or of the fan clockwise wiring cables such as the earth wire when the Box is removed Hooks 2 Two on the right Hooks Two on the left Control Casing A Control Board lower pat Fig 11 7 For the Control Board replacement is made together with the Control Box Screw One at each corner E m a m Fig 15 Note Adjust the location of the Boss the center of the Propeller and the matching groove on the shaft of the Motor when putting them together a at 523 a I d Fig 12 Replacement of the Outdoor Control PCB should be made as a whole unit due to silicon pasting etc although it can be separated PCB part from Control BOX plastic part by removing the screws six on th
7. Although operation forced to stop when abnormality detected emergency operation is possible for certain errors refer to Error Codes Table by using Remote Control or Auto Switch at indoor unit However the Remote Control signal receiving sound is changed from one beep to four beep sounds 48 15 4 Self diagnosis Method 15 4 1 H11 Indoor Outdoor Abnormal Communication Malfunction Decision Conditions 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 unit outdoor unit signal transmission error due to wrong wiring Indoor unit outdoor unit signal transmission error due to breaking of wire in the connection wires between the indoor and outdoor units Indoor unit outdoor unit signal transmission error due to disturbed power supply waveform Troubleshooting When abnormality indication starts again For safety reason and to prevent A component breakdown always switch Caution off the power before remove and connect the component Check the indoor outdoor units connection wires Is there any wiring error YES Correct the indoor outdoor units connection wires Disconnect terminal 3 wire and measure Vdc between terminal 2 amp from the outdoor unit Is the Vdc fluctuate between 20 70Vdc NO
8. Diagnosis Abnormality Protection control Abnormality Emergency Primary location to verify display Judgement operation Wi es ee communication operation only e Indoor Outdoor PCB Hi2 Comecincspsilyrankabnoma O O aa abnormality detective or disconnected ete sensor abnormality detective or disconnected circuit IPM Power transistor module emas ___ continuously e Fan motor sensor abnormality Cooling only defective or disconnected e E lon PCB H23 H25 H27 28 H Outdoor heat exchanger temperature Continue for 5 sec sensor abnormality Outdoor heat exchanger temperature sensor defective or disconnected Outdoor air temperature sensor Continue for 5 sec Outdoor temperature sensor abnormality defective or disconnected H30 Outdoor discharge pipe temperature Continue for 5 sec Outdoor discharge sensor abnormality pipe temperature sensor open or short circuit Outdoor discharge pipe temperature sensor lead wire and connector Indoor Outdoor wrong connection Indoor Outdoor wrong connection Indoorfoutdoor mismatch brand code 2 VEN WIN Abnormal gas sensor Continue for 6 hours Gas sensor defective or disconnected H97 Outdoor fan motor mechanism lock 2 times happen within Outdoor fan motor 30 minutes lock or feedback Indoor high pressure protection Indoor heat exchang
9. 15 4 15 98 Indoor High Pressure Protection Error Code will not display no Timer LED blinking but store in EEPROM Malfunction Decision Conditions During heating operation the temperature detected by the indoor pipe temperature sensor is above 60 C Malfunction Caused e Clogged air filter of the indoor unit e Dust accumulation on the indoor unit heat exchanger Air short circuit Detection error due to faulty indoor pipe temperature sensor Detection error due to faulty indoor unit PCB Troubleshooting When abnormality indication starts again Check the air passage Is there any short circuit Check the indoor unit air filter Is the air filter dirty Is the indoor unit heat exchanger dirty Check the indoor pipe temperature sensor Does it conform to the sensor characteristic chart YES Check the dust accumulation on the indoor unit heat exchanger 63 For safety reason and to prevent A component breakdown always switch Caution YES YES YES NO off the power before remove and connect the component Provide sufficient air passage Clean the air filter Clean the indoor unit heat exchanger Replace the indoor pipe temperature sensor Replace the indoor unit PCB 15 4 16 99 Indoor Prevention Protection Cooling Soft Error code will not display TIMER LED blinking but store EEPROM Malfunction Decision Conditions
10. 12 1 2 Cooling Operation 12 1 2 1 Thermostat control Compressor is OFF when Intake Air Temperature Internal Setting Temperature lt 1 5 C Compressor is ON after waiting for 3 minutes if the Intake Air Temperature Internal Setting Temperature gt Compressor OFF point 12 1 3 Heating Operation 12 1 3 1 Thermostat control Compressor is OFF when Intake Air Temperature Internal Setting Temperature gt 2 0 C Compressor is ON after waiting for 3 minutes if the Intake Air Temperature Internal Setting Temperature Compressor OFF point 30 12 1 4 Automatic Operation This mode can be set using remote control and the operation is decided by remote control setting temperature remote control operation mode indoor intake air temperature and outdoor air temperature e During operation mode judgment indoor fan motor with speed of Lo and outdoor fan motor are running for 30 seconds to detect the indoor intake and outdoor air temperature The operation mode is decided based on below chart Indoor intake air temperature C Heating Mode Soft Dry Mode Cooling Mode Remote Control setting temperature z 13 19 21 23 25 Outdoor air temperature C Every 30 minutes the indoor and outdoor temperature is judged Based on remote control setting temperature the value of T1 will increase up to 10 C T2 will decrease by 3 C and T3 will decrease up to 8 C The Auto Operation
11. 12 DISCHARGE GRILLE COMPLETE CWE20C2739 13 VERTICAL VANE 1 CWE241239 AS MOTOR DC SINGLE 12 SUONI 1 LEADWREFORARSWNGMOTOR 1 cwac Ce farm 20 HORIZONTA VANE COMPLETE 3 owa 21 AS MOTOR SINGLE 12 2500M 1 ONABTON _ 7 22 LEADWIRE AS MOTORAND GEAR 1 wener 1 CW ceo S 25 FLARE NUT 3 8 1 2 CWT251031 CWT251032 26 SENSOR COMPLETE CWA50C2467 SENSOR CWH32137 EE NM GEAR COMPLETE INTAKE GRILLE CWH68C1021 281 PIPE COVER CWD911317 30 ELECTRONIC CONTROLLER MAIN CWAT73C3885 31 CONTROL BOARD COVER L CWH131163 CONTROL BOARD COVER R CWH13K1010 33 TERMINAL BOARD CO WITH RELAY CWA28C2433 o 3 CONTROL BOARD COVER F CWH131165 35 36 ELECTRONIC CON RCVR INDICATOR 2 2 2 3 3 3 INDICATOR HOLDER 3 3 4 4 4 j j 745633 CWD932309 11 4288 CWE14C1069 CWE22C1397 XTT4 16CFJ CWH521088 CWD001163 CWH851110 FRONT GRILLE COMPLETE GRILLE DOOR COMPLETE 40 2 HE MI 38 GRILLE DOOR COMPLETE 40 INTAKE GRILLE COMPLETE 41 SCREWFRONTGRILE GRILLE 43 NARHUER O O OO O O 44 FLEXIBLE PIPE is 47 REMOTE CONTROL COMPLETE 3 _ a8 INSTALLATIONHOLDER 1 OWHMCiS 7 7 49 BAGCOMPLETE INSTALLAT
12. C 32 C incl and 56 C excl 95 55 25 25 The louver horizontally swings at a fixed cycle When the Neural Control is not stabilized In Warm Heating Operation When heat exchanger temperature is 56 C or more 12 5 Quiet operation Cooling Mode Cooling area of Dry Mode A Purpose To provide quiet cooling operation compare to normal operation B Control condition a Quiet operation start condition When quiet button at remote control is pressed Quiet LED illuminates b Quiet operation 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 2 When quiet operation is stopped operation is shifted to normal operation 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 5 During quiet operation if timer on activates quiet operation maintains 6 After off when on back quiet operation is not memorised 35 Control contents 1 Auto fan speed is changed from normal setting to quiet setting of respective speed This is to reduce sound of Hi Me Lo for 3dB 2 Manual fan speed for quiet operation is 1 step from setting fan speed 12 6 Quiet ope
13. HEATER RECEIVER DISCHARGE TEMP SENSOR COMPRESSOR COOLING HEATING 15 7 Block Diagram 012718 ZLH AY 431114 3610 00401 16 8 Wiring Connection Diagram 8 1 Indoor Uni TYVHIMUY31I DNIGADLOYO 101 104 7 4 x lt x Ex E 4201 3804 TYNUSHI quvog VNINUSL 01141 9 1 01131 2 dJLIHM M MNId d 31 1 PIPE SENSOR 4492 9 NMOUGIUG MOVTA 14 4078 8 aannoadNoa 1 dAI393 9 AVIdS 1d 018 811 CHLS NO 2415 NO 1415 80 ELECTRONIC E a e 0 o AUTO SW REMOTE CONTROLLER COMPLETE 17 Outdoor Unit 8 2 SAYMP 31314W02 1102 FONVUO 030 ON NVa N3339 Nd9 EE uum p u 1 1 ER Anm 8 X9v18 N oo I 18 obo f sAdV N34 2407 2 m ff m Um 1 monn WY 31314402 409935 HOIS INYAL 409425 3univH3dNil 3137402 905835 HOLS TD 405435 3uniVuddH3l 39dYHOS10
14. remote control setting temperature is detected periodically to judge the operation zone and suitable control After powerful operation activated it could be turned off when Powerful button is pressed again Fan speed button is pressed Quiet button is pressed 36 12 8 Control 12 8 1 ON Timer Control ON timer 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 when reaching the set ON time 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 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 40 min Outdoor air temperature C Outdoor air temperature C 12 8 2 OFF Timer Control OFF timer can be set using remote control the unit with timer set will stop operate at set time 30 35 C 0 5 C 12 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
15. y 1u uno amp nssalg o7 10 11 Pipe Length m 9 86 Heating Characteristic Condition Room temperature 20 Operation condition High fan speed Rated Frequency Piping length 7 5 m 40 0 z H k 250 15 9 POR eo m gt ai e lt 5 O 415 13 41 9 7 5 3 1 3 B 7 Outdoor Air 1 C 2 200 2 100 c 2000 5 1 900 9 1 800 i HI 3 HH 1 600 15 13 11 9 7 5 3 1 1 3 5 7 Outdoor Air Temperature C 87 Piping Length Characteristic Condition Room temperature 20 C Operation condition High fan speed Rated Frequency Outdoor temperature 7 6 C 33 0 32 0 5 O 31 0 30 0 5 6 7 8 9 10 11 12 13 14 15 Outdoor Air Temperature C x gt o G O 5 6 T 8 9 10 11 12 13 14 15 Current A Low Pressure MPa 5 6 7 8 10 11 12 13 14 15 Outdoor Air Temperature C 88 17 1 2 CS HE12JKE CU HE12JKE Cooling Characteristic Condition Room temperature 27 19 C Operation condition High fan speed Rated Frequency Piping length 7 5 m Current A Capacity kW Outlet Air C Low Pressure MPa 1 200 1 000 19 0 e e IL LLL 16 0 1 7 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 Outdoor
16. 4 1 3 Remote Control Off On Operation mode gE ily pat s 9 5 Airflow direction adjustment Quiet operation ges J RA wore __ Powerful operation nin Panasonic setting setting 5 Dimensions 5 1 Indoor Unit lt Front View gt lt Side View gt Right piping hole lt Back View gt Unit mm Indoor unit external dimensions line 240 Right piping hole Relative position between the indoor unit and the installation plate Front View 13 5 2 Outdoor Unit Space necessary for lt Top View gt installation 24 rp M 2 way valve at Liquid side Anchor Bolt Pitch High Pressure 320 x 570 3 way valve at Gas side Low Pressure Side View Side View CIC CC CC CC CC CC CIC DD OO 14 6 Refrigeration Cycle Diagram INDOOR OUTDOOR EXPANSION ACCUMULATOR DRYER VALVE STRAINER T R E 4 5 i Hn ntm nam a a nn pata a pra a CS Ve bie 2 VALVE PIPE PIPE TEMP TEMP SENSOR SENSOR INTAKE TEMP SENSOR E n AIR SENSOR ET Hg HEAT EXCHANGER HEAT EXCHANGER EVAPORATOR CONDENSER STRAINER 3333 i CRANK CASE 1 J
17. A Power Level dB Indoor Noise H L QLo Co 48 Outdoor Noise H L 63 N N BTU h Capacity Running Current Input Power NO N CD CD Co 44 33 30 Factor II O U as co cu gt Indoor Noise H L QLo Level dB ower Leve dB A 50 Power Level dB 65 Low Temp Capacity kW W COP 5 58 2 02 2 76 Extr Low Temp Capacity kW W 4 40 2 06 2 14 Max Current A Max Input Power W 10 2 2 28k Starting Current A Outdoor Noise H L um oo Type Hermetic Motor Compressor Motor Type Brushless 4 poles N C Output Power Cross flow Fan ASK30K1 Transistor 8 poles 24 5 30 Type Material Motor Type Input Power Output Power 5 Cool rom 740 5 99 rp Cool rom 920 i s Cool rp ou MODEL Type Material Motor Type Input Power Output Power Outdoor Fan Cool Speed Hi Heat Moisture Removal Cool Heat Cool Heat Cool Heat Cool Heat Cool Heat Cool Heat Indoor Airflow SHi Outdoor Airflow fale Control Device Cna Refrigeration Cycle Dimension Width I D O D Depth I D O D Net I D O D Pipe Diameter Liquid Gas Standard Length Length Range min max I D amp O D Height Different Additional Gas Amou
18. Air Temperature C 4 4 HILL di sa LEC SLLLELLLLLELELELELELLLLELELLETRE 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 Outdoor Air Temperature C 5 0 3 0 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 Outdoor Air Temperature C 2 5 pm 16 18 20 22 24 26 28 32 40 42 44 46 Outdoor Air Temperature C 89 Piping Length Characteristic Condition Room temperature 27 19 C Operation condition High fan speed Rated Frequency Outdoor temperature 35 24 C o a 5 8 9 13 14 15 3 6 35 a 8 34 5 3 3 5 6 7 8 9 10 11 12 13 14 15 Pipe Length m Current A Low Pressure MPa Pipe Length m 90 Heating Characteristic Condition Room temperature 20 Operation condition High fan speed Rated Frequency Piping length 7 5 Capacity KW Outlet Air C Current Low Pressure MPa pd Air C HH ati ttt Tt tt sii 15 13 11 9 MEUM i RUP P LUATU NT e TUH eT 2 400 2 200 2 000 15 13 11 9 3 5 oum m EP ure Em 91 Piping Length Characteristic Condition Room temperature 20 C Operation condition High fan speed Rat
19. EEPROM Press SET button for more than seconds by using pointer Press TIMER SET button until a beep sound is heard as confirmation of transmission code changed To change the air quality sensor sensitivity Press and release with pointer Press the Timer Decrement button to select sensitivity 1 Low Sensitivity 2 Standard Default 3 Hi Sensitivity Confirm setting by pressing Timer Set button a Beep sound will be heard LCD returns to original display after 2 seconds LCD returns to original display if remote control does not operate for 30 seconds 14 2 2 CLOCK BUTTON To change the remote control s time format Press for more than 5 seconds 14 2 3 RESET RC clear and restore the remote control setting to factory default Press once to clear the memory 14 2 4 RESET AC To restore the unit s setting to factory default Press once to restore the unit s setting 14 2 5 TIMER A To change indoor unit indicator s LED intensity Press continuously for 5 seconds 14 2 6 TIMER Y e To change remote control display from Degree Celsius C to Degree Fahrenheit F Press continuously for 10 seconds 44 15 Troubleshooting Guide 15 1 Refrigeration Cycle System In order to diagnose malfunctions make sure that there are no electrical problems before inspecting the refrigeration cycle Normal Pressure and Outlet Air lemperature Standard Such pro
20. Earth Wire longer than others AC wires for safety reason 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 AND CONNECTING REQUIREMENT Wire stripping Indoor outdoor NI connecting Conductor over insert AX K gt lt s Conductor fully insert terminal board 5 mm or more gap between wires A loose strand when insert 26 Conductor not fully insert E lt 0 11 4 Outdoor Unit 11 4 1 INSTALL THE OUTDOOR UNIT After selecting the best location start installation according to Indoor Outdoor Unit Installation Diagram 1 Install at least 40 cm above the ground Do not install the unit on the floor 2 Fix the unit on concrete or rigid frame firmly and horizontally by bolt 810 mm Install the outdoor unit in a level position and do not block the holes Failure to do so may result in water leakage or accumulation 3 When installing at roof please consider strong wind and earthquake Please fasten the installation stand firmly with bolt or nails 11 4 2 CONNECTING THE PIPING Connecting The Piping To Indoor Unit 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 Align the center of pi
21. Freeze prevention control takes place when indoor pipe temperature is lower than 2 C Malfunction Caused e Clogged air filter of the indoor unit Dust accumulation on the indoor unit heat exchanger Air short circuit Detection error due to faulty indoor pipe temperature sensor Detection error due to faulty indoor unit PCB Troubleshooting When abnormality indication starts again Check the air passage Is there any short circuit YE Provide sufficient air passage NO Check the air filter Is the air filter dirty Clean the air filter NO Clean the indoor unit heat exchanger Check the dust accumulation on the indoor unit heat exchanger Replace the indoor unit PCB YES Defect in indoor unit PCB E Replace the indoor unit PCB 64 15 4 17 F11 4 way valve Abnormality Malfunction Decision Conditions When heating operation when indoor pipe temperature is below 10 C When cooling operation when indoor pipe temperature is above 45 C Malfunction Caused Connector in poor contact Faulty sensor Faulty outdoor unit PCB 4 way valve defective Troubleshooting When F11 indication happens For safety reason and to prevent A component breakdown always switch Caution off the power before remove and Check the indoor pipe temperature sensor connect the component Does it conform to the sensor characteristic chart Replace the indoor pipe temperature sensor YE
22. Mode shifting will take place whenever operation mode changed from Cooling Soft Dry to Heating or vice versa 12 1 5 Fan Operation e Fan Operation is used to circulate air in a room e During operation indoor fan run continuously but outdoor fan and compressor stop e Temperature setting is not applicable 12 2 Indoor Fan Motor Operation A Basic Rotation Speed rpm i Manual Fan Speed Cooling Dry e Fan speed is determined according to remote control setting Remote Controli o A 07 Heating Fan speed is determined according to remote control setting and outdoor heat exchanger temperature ii Auto Fan Speed Cooling Dry According to room temperature and setting temperature indoor fan speed is determined automatically he indoor fan will operate according to pattern below Fan 1 pattern 10 s Speed Higher i Medium Lower 31 Heating According to indoor pipe temperature automatic heating fan speed is determined as follows B Feedback control Automatic fan speed Instantaneous Maximum 54 C 39 C 36 C 36 C 32 C 32 C 19 C 24 C 16 C Indoor Heat Exchanger Temp Immediately after the fan motor started feedback control is performed once every second 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 cou
23. Printed Circuit Board CN STM2 CN STM1 HS 7 CN FM Terminal FG GRN 10 1 2 Indicator Panel 21 10 2 Outdoor Unit Main Printed Circuit Board 10 2 1 inm Ss es E i n fr ton 1911 fav 7 A am el MU m Wa s ES uw CN TANK CN S CN HOT CN STM RY PWR AC WHT CN FM1 DATA AC BLK FG1 22 11 Installation Instruction 11 1 Select The Best Location INDOOR UNIT There should not be any heat source or steam near the unit There should not be any obstacles blocking the air circulation A place where air circulation in the room is good A place where drainage can be easily done A place where noise prevention is taken into consideration Do not install the unit near the door way 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 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 There should not be any animal or plant which could be affected by hot air discharged Keep the spaces indicated by arrows from wall fence or other obstacles Do not place any obstacles which may cause a sh
24. Remove the bearing Fig 12 79 Evaporator Cross Flow Fan Fig 14 10 Lift up the Evaporator and remove the Cross Flow Fan from the unit by pulling it to the left and downward Fig 14 Fan Motor Fig 15 11 Pull out the Fan Motor Fig 15 80 16 1 5 Removal of Terminal Board Complete Particular Piece Screw Terminal Board Complete Particular Piece Fig 17 Fig 16 1 Detach the Power supply cord screw Fig 17 2 Remove screw at Terminal Board Complete Fig 17 3 Remove two particular pieces the Terminal Board Complete Fig 16 4 Removed live brown and neutral blue wire Fig 17 16 1 6 Removal of Air Swing Motors for Vertical and Horizontal Louvers 1 The Air Swing Motors for Vertical and Horizontal louvers can be removed without removal of Discharge Grille Horizontal Air Swing Motor Vertical Air Swing Motor 2 Remove the screws from the motors and then remove the cable connectors Fig 18 81 16 2 Disassembly of Outdoor Unit A WARNING Electric parts in Outdoor Unit Control Cover inside contain High Voltage by booster capacitor Make sure to discharqe it completely before servicing in order to prevent electric shock 16 2 1 Removal of Cabinet Top Plate 16 2 2 Removal of Control Cover and Cabinet Front Plate Terminal Cover 1 Remove the screws three two on the right side and one 1 Remove the screw one on the Control Cover and on the left side a
25. Replace outdoor PCB YES terminal 3 wire and measure Vdc between terminal 2 amp from the outdoor unit Is the Vdc fluctuate between 20 50Vdc NO Replace indoor unit PCB 49 15 4 2 H12 Indoor Outdoor Capacity Rank Mismatched Malfunction Decision Conditions During startup error code appears when different types of indoor and outdoor units are interconnected Malfunction Caused 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 e Indoor outdoor unit signal transmission error due to breaking of wire 3 in the connection wires between the indoor and outdoor units Troubleshooting When abnormality indication starts again For safety reason and to prevent A component breakdown always switch Caution off the power before remove and connect the component Is there any wiring error Correct the indoor outdoor units connection wires Check indoor and outdoor units model number Check the indoor and outdoor unit connection wires NO Match the compatible model s Is indoor unit and outdoor unit model numbers matched NO Check the spare part numbers of the indoor and outdoor unit PCBs and compare with their Part Lists YES Change for the specified indoor or outdoor unit Matched compatibility PCB Replace the indoor
26. and outdoor unit PCBs 50 15 4 3 H14 Indoor Intake Air Temperature Sensor Abnormality Malfunction Decision Conditions 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 Faulty connector connection Faulty sensor Faulty PCB Troubleshooting When abnormality indication starts again Check the connector connection Turn off the power Caution Check the connection Is the connector connection normal Resistance YES Check the indoor intake air temperature sensor Plug out connector from the indoor unit PCB Measure the resistance of the indoor intake air temperature sensor 5 the measured resistance of the indoor intake air NO temperature sensor matches the value specified in its characteristic chart YES 1 Pipe temp Sensor Intake Air Ternp Sensor A H HERG K OF L ENSC H B E 4 10 0 10 20 30 Temperature C 51 For safety reason to prevent component breakdown always switch off the power before remove and connect the component NO poor contact Correct the connection Defect in indoor intake air temperature sensor Replace the indoor intake air temperature sensor Defect in indoor unit PCB Replace the indo
27. condition and press any button at remote control to transmit and store the desired transmission code to the EEPROM e 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 e To change remote control transmission code short or open jumpers at the remote control printed circuit board Remote Control Printed Circuit Board Shori Oren Shori 1 7 2 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 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 and then press Check 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 43 14 2 Remote Control Button 14 21 SET BUTTON To check remote control transmission code and store the transmission code to
28. conditioner to the mains using one of the following methods Power supply point shall be the place where there is ease for access for the power disconnection in case of emergency In some countries permanent connection of this room air conditioner to the power supply is prohibited i Power supply connection to the receptacle using a power plug Use an approved 15 16A 1 0 1 75HP 16A 2 0HP 20A 2 5HP power plug with earth pin for the connection to the socket ii Power supply connection to a circuit breaker for the permanent connection Use an approved 16A 1 0 2 0HP or 20A 2 5HP 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 during piping work for installation servicing reinstallation and during repairing a refrigerant parts Take care of the liquid refrigerant it may cause frostbite 9 Installation or servicing work It may need two people to carry out the installation or servicing work 10 Do not install this appliance in a laundry room or other location where water may drip from the ceiling etc ES 11 Do not sit or step on the unit you may fall down accidentally 12 Do not touch the sharp aluminium fin sharp parts may cause injury 2 Specifications INDOOR CS HE9JKE MODEL OUTDOOR CU HE9JKE Performance Test Condition EUROVENT Power Supply UM M M m 98 2 30 EER ea a
29. the operation will restart after 1 minute 3 If the 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 39 13 1 5 Compressor Overheating Prevention Control Instructed frequency for compressor operation will be regulated by compressor discharge temperature The changes of frequency are as below figure If compressor discharge temperature exceeds 110 C compressor will stop occurs 4 times per 20 minutes timer LED will be blinking F97 is to be confirmed Compressor OFF 110 C 97 Frequency Reduce 108 C 96 C Frequency Maintain 105 C 95 C Comp Top temperature 13 1 6 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 and 1 15A During Cooling and Soft Dry operations Indoor suction temperature indoor piping temperature is below 42 During Heating operations Indoor piping temperature indoor suction is under 5 C b Control contents Compressor stops and restart after 3 minutes e f the conditions above happen 2 times within 20 minutes the unit will Stop operation Timer LED blinks and F91 indicated 13 1 7 Low Frequency Protection Control 1 When the compressor operates at frequency l
30. unit PCB Troubleshooting When abnormality indication starts again For safety reason and to prevent component breakdown always switch Caution offthe power before remove and Turn off power supply and rotate fan by hand connect the component NO Does fan rotate smoothly Replace fan motor YES Turn power supply on and operate fan YES Does it rotate Stop fan motor Turn off power supply and disconnect fan motor connector then turn power on Check the rotation feedback output from fan motor Check the output of fan motor from indoor PCB Rotate the fan motor by hand is the rotation feedback voltage 15Vdc pin 7 amp 4 generated Is the motor power supply voltage 325Vdc pin 1 amp 4 generated Is the motor control voltage 15Vdc pin 5 amp 4 generated Operate the fan is the rotation command voltage 1 5Vdc pin 6 Replace indoor PCB amp 4 generated Replace fan motor 54 15 4 7 23 Indoor Pipe Temperature Sensor Abnormality Malfunction Decision Conditions 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 Faulty connector connection Faulty sensor Faulty PCB Troubleshooting When abnormality indication starts again out connector from the indoor unit PCB breakdown always switch off the power Measure the resi
31. 2 This type of control is not applicable during ON OFF Timer setting 12 10 Indication Panel POWER TIMER QUIET POWERFUL 8 10 C HEAT Light ON Operation ON Quiet Setting ON Quiet Mode ON Powerful Mode ON 8 109 HEAT Mode Light OFF Operation OFF Quiet Setting OFF Quiet Mode OFF Powerful Mode OFF 8 10 C HEAT Mode OFF Note e If POWER LED is blinking the possible operations of the unit are Hot Start during Deice operation operation mode judgement or ON timer sampling e If Timer LED is blinking there is an abnormality operation occurs 37 12 11 8 10 C Heat Operation e 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 8 C Pressing TEMP down button at the remote control 10 C Pressing TEMP up button at the remote control During the operation of this mode The indoor fan speed will remain at Hi fan tap all the time included deice process Powerful operation Quiet operation and Fan Speed selection are disabled Cold draft prevention control is disabled Control condition OFF ONO OFF timer activates us M AUTO NI HEAT COOL FAN QUIET POWERFUL timer activates c
32. 2 6 x 30 9 Aluminium Corrugated Fin 2 x 24 x 17 36 4 x 504 x 836 2 824 2 Polypropelene One touch Outdoor Power Supply Nil Electronic Control Electronic Control CU HE9JKE Cooling Indoor Operation Range Heating Minimum 16 Cooling Outdoor Operation Range Minimum 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 2 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 3 Heating low temperature capacity Input Power and COP measured at 230 V indoor temperature 20 C outdoor 2 19 4 Heating extreme low temperature capacity Input Power and COP measured at 230 V indoor temperature 20 C outdoor 7 8 C 5 Specifications are subjected to change without prior notice for further improvement INDOOR CS HE12JKE MODEL OUTDOOR CU HE12JKE EUROVENT Performance Test Condition Power Supply e Capacity BTU h Kcal h 520 3010 3440 Running Current gt O N e Oo O 120 850 1 05k 425 4 12 Input Power W W W Kcal hW Annual Consumption 5 00 3 81 2 as N Power Factor m m CD CD Ql 42 29 26 Power Level dB dB
33. 5 the measured resistance of the outdoor air temperature NO sensor matches the value specified in its characteristic chart YES Sensor Thermistor Characteristics _ m BR REL D Outdoor Air Sensor _ GQ Outdoor Heat Exchanger 60 Sensor I a TuIIBININ _ 20 T s 10 m ES k sa Si tas 10 0 10 20 30 40 50 Temperature C 5 For safety reason to prevent component breakdown always switch off the power before remove and connect the component Connector poor contact Correct the connection Defect in outdoor air temperature sensor Replace the outdoor air temperature sensor Defect in outdoor unit PCB Replace the outdoor unit PCB 15 4 10 28 Outdoor Temperature Sensor Abnormality Malfuncti on Decision Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor pipe temperature sensor are used to determine sensor errors Malfuncti on Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting When abnormality indication starts again For safety reason and to prevent Check the connector connection A component breakdown always switch Turn off the power Caution off the power before remove and Check the connector c
34. Fin 15 Front 3 x 18 Middle x 19 5 17 Back 671 x 332 6 x 30 9 Aluminium Corrugated Fin 2x24x17 36 4 x 504 x 836 2 824 2 Polypropelene One touch Outdoor Power Supply lt Electronic Control Electronic Control INDOOR CS HE12JKE OUTDOOR CU HE12JKE Dry Bulb Wet Bulb oolin Indoor Operation Range Heating Minimum 16 Cooling Outdoor Operation Range Minimum 1 Cooling capacities are based on indoor temperature of 27 C Dry Bulb 80 6 F Dry Bulb 19 09 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 2 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 3 Heating low temperature capacity Input Power and COP measured at 230 V indoor temperature 20 C outdoor 2 1 C 4 Heating extreme low temperature capacity Input Power and COP measured at 230 V indoor temperature 20 C outdoor 7 8 C 5 Specifications are subjected to change without prior notice for further improvement 10 3 Features Inverter Technology Wider output power range Energy saving More precise temperature control Air Purifying System with Patrol Sensor Active e ions are released to catch dust particles and bring them back the large positively charged filter Environment Protect
35. IONSCREW 1 OWH amp CiA _ 50 OPERATINGINSTRUCTION 1 cwrs _ 5 INSTALLATION INSTRUCTION 1 CWr MO _ 52 NSTALATONINSTRUCTON a owes 55 NSTALATONINSTRUCTON 1 54 INSTALLATION INSTRUCTION _ 55 INSTALLATION INSTRUCTION NOTE All parts are supplied from PHAAM Malaysia Vendor Code 00029488 7 8 9 3 7 8 9 1 3 95 18 2 Outdoor Unit 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 96 776 SOUND PROOF MATERIAL 778 FNMOTORDOAOWSPH o 12 NUT PROPELLER FAN 13 CONDENSER CO STRAINER HOLDER COUPLING 2 CWB32C2875 CWB011523 e o CWA43C2058J CWA73C3893R NENNEN CWH131264 CWH13C1064 a CWT251032 TERMINAL BOARD 55 28 HOLDER SENSOR REACTOR ELECTRONIC CONTROLLER MAIN CONTROL BOARD CASING 32 33 CRANKCASE HEATER CONTROL BOARD COVER SENSOR COMPLETE 8 9 0 4 5 7 9 0 1 HOLDER SENSOR PE ANM NUT TERMINAL COVER 8 SOUND PROOF BOARD 9 0 2 3 4 0 1 2 5 89 CABINET SIDE PLATE 40 CABINET SIDE PLATE LEFT 4 1 45 CONTROLBONIDOOVER CONTROL BOARD COVER COMPLETE 1 45 46 CONTROL BOARD COVER COMPLETE Reor SSCS FLA
36. Length for Additional Gas Inner Diameter Drain Hose Length Fin Material Row x Stage x Fin Type Indoor Heat Exchanger Size W x H x L Fin Material Fin Type Outdoor Heat Exchanger Row x Stage x FPI Size W x H x L Material Filter INDOOR OUTDOOR rpm L h Pt h ft3 min ft3 min ft min ft min ft min m3 min m3 min anm m min m min D D m min m min ft3 min mms m min ft3 min m min ft mi 2 m min ft min m min ft3 min m min ft3 min m min ft min cm N mm omm inch inch mm inch kg Ib mm inch m ft m ft m ft g m oz ft m ft mm om 3 3 3 3 mm m A CS HE9JKE CU HE9JKE Propeller Fan Induction 6 poles 790 770 1 6 3 4 4 2 148 5 3 187 5 4 190 6 4 226 8 0 283 9 3 328 10 5 370 12 5 440 11 4 403 12 5 440 23 8 840 22 8 800 Expansion Valve RB68A or Freol Alpha 68M 400 R410A 1330 46 9 298 11 23 32 540 21 1 4 870 34 1 4 780 30 23 32 199 7 27 32 289 11 3 8 12 26 37 82 6 35 1 4 9 52 3 8 5 16 4 3 9 8 15 49 2 15 0 49 2 20 0 2 7 5 24 6 650 Aluminium Pre Coat Slit Fin 15 Front 3 x 18 Middle x 19 5 17 Back 671 x 33
37. Order PHAAM0810076C2 Service Manual Air Conditioner CS HE9JKE CU HE9JKE CS HE12JKE CU HE12JKE A 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 TABLE OF CONTENTS PAGE PAGE 1 Safety Precautions 3 9 2 __________ 20 2 Specifications 5 10 Printed Circuit Board 21 3 Features 11 10 1 Indeor Unit _ 21 4 Location of Controls and Components 12 J nit __ ______ _ ___ 22 4 1 Product Overview 12 11 Installation Instruction 23 5 Dimensions 13 11 1 Select The Best Location 23 5 1 Indoor Un
38. Please refer to Connecting the piping column in outdoor unit section Below steps are done after connecting the outdoor piping and gas leakage confirmation Insulate and finish the piping g Please refer to Piping and finishing column of outdoor section and Insulation of piping connections column as mentioned in Indoor Outdoor Unit Installation Secure the Indoor Unit Pull out the piping and drain hose ie a _ Move the drain hose ra neartoarrow mark and tape it with piping in position as mentioned Fig below hose Cover for the right Centre of the piping hole Cover for the left piping Cover for the bottom pipin Cover for the PETS bottom piping 4 0 How to keep the cover In case of the cover is cut keep the cover at the rear of chassis as shown in the illustration for future reinstallation Cover for piping Left right and 2 bottom covers for piping Liquid side piping Connecting cable Drain hose surface Length of connecting cable 70 cm Cable Gas side piping Aa 7 Liquid side Piping 25 Install the indoor unit Hook the indoor unit onto the Upper portion of installation plate Engage the Uu indoor unit with the upper edge of the installation plate Ensure the hooks properly seated on the installation plate by movin
39. RE NUT 1 4 53 FLARE NUT 3 8 1 2 HOLDER SENSOR NOTE All parts are supplied from PHAAM Malaysia Vendor Code 00029488 O marked parts are recommended to be kept in stock 3 3 3 3 37 3 3 5 5 5 Printed in Malaysia 97 SFTH0905 00
40. S Is F11 occurs during heating operation NO sine 4 way during cooling operation YES Replace the outdoor unit PCB YES 4 way valve coil disconnected loose YES Correct the 4 way valve coil NO Fa YES Harness out of connector Reconnect the harness NO Check the continuity of the 4 way valve coil Disconnect the harness from the connector Resistance YES i between harnesses about 180 E Replace the 4 way valve Measure DC voltage supply to CN HOT pin1 amp 2 during heating operation Is the voltage supply to 4 way valve 2 5 4 5Vdc YES Replace the outdoor unit PCB Replace the 4 way valve 65 15 4 18 90 Correction Protection Malfunction Decision Conditions During startup and operation of cooling and heating when Power Factor Correction PFC protection circuitry at the outdoor unit main PCB senses abnormal high DC voltage level Malfunction Caused DC voltage peak due to power supply surge DC voltage peak due to compressor windings not uniform Faulty outdoor PCB Troubleshooting When abnormality indication starts again Check the supply voltage Supply voltage as specified YES For safety reason and to prevent A component breakdown always Caution switch off the power before remove and connect the component Correct the power supply Operate the system Verify PFC abnormality by measu
41. acitor Over current due to excessive refrigerant Troubleshooting When 98 indication happens breakdown always switch off the power For safety reason and to prevent component Caution before remove and connect the component Get restarted and measure the input current NO Replace the outdoor unit PCB Input current gt limit ph YES Turn off power supply Check the main circuit electrolytic capacitor Normal TES Repair the pipe flare or union nuts Reclaim and recharge refrigerant NO Check refrigerant amount NO Excess refrigerant YES Reclaim and recharge with correct amount of refrigerant NO Replace unit PCB Replace outdoor unit compressor 72 15 4 25 F99 Output Over Current Detection Malfunction Decision Conditions During operation of cooling heating when an output over current 20 2 is detected by checking the current that flows in the inverter DC peak sensing circuitry Malfunction Caused DC peak due to compressor failure DC peak due to defective power transistor s DC peak due to defective outdoor unit PCB Troubleshooting When 99 indication happens Get restarted and measure the input current Caution NO Input current gt 20 2 YES Check the compressor winding resistance Turn off the power disconnect the harness U V and W Measure the winding resistance between U V V W and W U the co
42. ans e Connecting cable between indoor unit and outdoor unit Holder shall be approved polychloroprene sheathed 4 x 1 5 mm2 flexible cord type designation 245 IEC 57 heavier outdoor supply cord cord cable connection between indoor unit outdoor unit according to the Isolating Devices diagram below Terminals on the indoor unit Colour of wires connecting cable Terminals on the outdoor unit Power Supply Terminals on the isolating devices Disconnecting means Secure the power supply cord and connecting cable onto the control board with the holder Attach the control board cover back to the original position with screw For wire stripping and connection requirement refer to instruction 5 of indoor unit e This equipment must be properly earthed Note Isolating Devices Disconnecting means should have minimum 3 0 mm contact gap Earth wire shall be Yellow Green Y G in colour and longer than other AC wires for safety reason 11 4 5 Insulation 1 2 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 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 6mm
43. blems include insufficient insulation problem with the Gas pressure Outlet air power source malfunction of a compressor and a fan MPa kg cm G temperature C The normal outlet air temperature and pressure of the refrigeration cycle depends on various conditions the standard 0 9 1 2 9 12 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 Difference in the intake Measuring the air temperature and outlet c Normal air temperatures More than 8 C 15 minutes after 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 C at the heating mode Value of electric Higher than specified Measuring electric current during operation current during operation Lower than specified Gas side pressure Cooling Mode High Measuring gas side pressure Inefficient compressor Insufficient refrigerant Clogged strainer or capillary tube Heating Mode Clogged strainer or capillary tube 45 15 1 1 Relationship between the condition of the air conditioner and pressure and electric current CodinpMod Mode HeatingMode 0002205 Mode Condition of the air Electric current Electric current x L
44. ce of compressor 2 3 way valve closed Detection error due to faulty indoor intake air or indoor pipe temperature sensors Troubleshooting When F91 indication happens For safety reason and to prevent component A breakdown always switch off the power Caution before remove and connect the component Check the indoor air intake and pipe temperature sensors Does it conform to the sensor Replace the indoor intake air or pipe characteristic chart temperature sensor 2 3 way valve opened NO Open 2 3 way valve YES Check for gas leaking Cs ozino put hem ihe 25 war waive YES Repair the pipe flare or union nuts Mn crier Way Reclaim and recharge refrigerant NO YES Capillary tube or dryer clogged Replace the capillary tube or dryer Charge for a specified amount of fresh refrigerant Refrigerant cycle abnormality error again Meo e Replace outdoor unit PCB amp compressor P Procedure complete 67 15 4 20 F93 Compressor Rotation Failure Malfunction Decision Conditions compressor rotation failure is detected by checking the compressor running condition through the position detection circuit Malfunction Caused Compressor terminal disconnect Outdoor PCB malfunction Troubleshooting When F93 indication happens For safety reason and to prevent component A breakdown always switch off the power Caution before remove and connect the component Turn o
45. ctrical appliances Poor contact poor insulation or over current will cause electrical shock or fire 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 18 For R410A models when connecting the piping do not use existing R22 pipes and flare nuts Using such same cause abnormally highpressure in the refrigeration cycle piping and possibly result in explosion and injury Use only R410A materials Thickness or copper pipes used with R410A must be more than 0 8 mm Never use copper pipes thinner than 0 8 mm It is desirable that the amount of residual oil is less than 40 mg 10 m 19 During installation install the refrigerant piping properly before run the compressor Operation of compressor without fixing refrigeration piping and valves at opened condition will cause suck in of air abnormal high pressure in refrigeration cycle and result in explosion injury etc 20 During pump down operation stop the compressor before remove the refrigerant piping Removal of refrigeration piping while compressor is operating valves are opened condition will cause suck in of air abnormal high pressure refrigeration cycle and result in explosion injury etc 21 After completion of installation or service confirm there is no leakage of refrigerant gas It may generate toxic gas when the re
46. e Fig 16 PCB 16 2 5 Removal of Propeller Fan and Fan Motor 1 Remove the Cabinet Top Plate and Cabinet Front Plate according to 16 2 1 2 Remove the Control Box by releasing the hooks four two each on the both sides 84 17 Technical Data 17 1 Operation Characteristics 17 1 1 CS HE9JKE CU HE9JKE Cooling Characteristic Condition Room temperature 27 19 C Operation condition High fan speed Rated Frequency Piping length 7 5 Current Capacity kW Outlet Air C Low Pressure MPa Pasa L HH aul sil 18 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 Outdoor Air Temperature C O 2 0 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 Outdoor Air Temperature C TN Leet 1 8 16 18 20 22 24 26 28 30 32 34 36 38 4 Outdoor Air Temperature C i M 1 000 L HT 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 Outdoor Air Temperature C e I n3 Ih I I c 1 250 85 Piping Length Characteristic Operation condition High fan speed Rated Frequency Outdoor temperature 35 24 C Condition Room temperature 27 19 C Do 41v mno _ NN Ti Qiopde5 11 10 8 9 Pipe Length m __ Amm WEN 8 __ _ N _ 8 9 10 1 Length m
47. e time indoor fan speed will be higher than during its normal operation 4 If indoor heat exchanger temperature is higher than 13 C for 5 minutes the fan speed will return to its normal operation 41 13 3 Protection Control For Heating Operation 13 3 1 Intake Air Temperature Control Compressor will operate at Max frequency if below condition occur 1 When the indoor intake air temperature is 30 C or above 13 3 2 Outdoor Air Temperature Control e maximum current value is regulated when the outdoor air temperature rises above 14 C in order to avoid compressor over loading Current Regulated 14 C 12 Free Within Max Limit Outdoor air temperature 13 3 3 Overload Protection Control e The compressor operating frequency is regulated in accordance to indoor heat exchanger temperature as shown in below If the heat exchanger temperature exceeds 60 C compressor will stopped Frequency Reduced Frequency Limited 46 C Indoor Heat Exchanger Temp 42 14 Servicing Mode 141 Auto OFF ON Button Auto Auto Auto OFF ON Button pressed Button pressed Button pressed 5 sec 5 sec Auto Operation Test Run Operation Stop Test 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 co
48. ease screw from the control board Fig 6 4 Remove control board cover L and control board cover R from the control board Fig 6 5 Remove control board cover R from control board cover L by releasing the hooks Fig 7 76 vain i 7 1 i m zl TITT yapti Kiili 44 bh 11 y 3 gt E 4 T zat Fig 8 6 Remove the control boards cover L by releasing the hooks then remove the PCB from the control board cover L Fig 8 16 1 4 Removal of Fan Motor and Cross Flow Fan Gear Complete Particular Piece Drain Hose Discharge Grille Fig 9 1 Remove particular piece Fig 9 2 Remove the drain hose from the unit Fig 9 77 Gear Complete connector Screw iii t Fig 10 3 Remove connector at the Gear Complete Fig 10 4 Release screw at Gear Complete then remove the Gear Complete Fig 10 5 Pull the Discharge Grille downward then removed it Fig 9 gt Screws Fan Motor Cover Screws Fig 11 6 Remove the Fan Motor Cover by removing four screws from the Fan Motor Cover Fig 11 78 M 5 Screws Bearing Fig 12 7 Remove the screw on the left side of evaporator Fig 12 g 1 i Cross Flow Fan Screw Fig 13 8 Loosen the screw between the Cross Flow Fan and Fan Motor Fig 13 9
49. ed Frequency Outdoor temperature 7 6 C Outlet Air C 5 6 7 8 9 10 11 12 Capacity kW 5 6 7 8 9 10 11 12 Current Low Pressure 6 7 9 10 11 12 Outdoor Air Temperature C 92 13 17 2 Sensible Capacity Chart CS HE9JKE CU HE9JKE 230V Outdoor Temp C Indoor wet bulb temp TC SHC IP TC SHC IP TC SHC IP TC SHC 17 09 2 58 1 96 0 47 2 41 1 88 0 50 2 24 1 80 0 54 2 04 T7 19 5 C 2 83 2 05 0 48 2 65 1 97 0 51 2 46 1 89 0 55 2 24 1 80 0 59 22 09 3 09 2 12 0 48 2 88 2 04 0 52 2 68 1 97 0 56 2 44 1 88 0 60 CS HE12JKE CU HE12JKE 230V Outdoor Temp C Indoor wet bulb temp TC SHC IP TC SHC IP TC SHC IP TC SHC IP 3 47 2 63 0 78 3 24 2 52 0 84 3 02 2 43 0 90 2 74 2 30 0 97 17 3841 276 079 356 265 085 331 255 0 91 301 243 0 98 415 286 0 81 388 275 0 87 361 265 093 328 253 1 00 Total Cooling Capacity kW Sensible Heat Capacity kW IP Input Power kW Indoor 27 C 19 C Outdoor 35 C 24 C 93 18 Exploded View Replacement Parts List 18 1 Indoor Unit 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 94 1 6 SCREWHOLDER FANMOTOR L SHAPED PLATE FOR CHASSY EVAPORATOR CO CWB30C2285 CWB30C2286 FLARE NUT 1 4 CWT25086 HOLDER SENSOR CWH321085 BACK COVER CHASSIS CWD911316B
50. eft and the hole should be slightly slanted to the outdoor side 11 3 2 TO DRILL A HOLE IN THE WALL AND INSTALL A SLEEVE OF PIPING 1 Insert the piping sleeve to the hole 2 Fix the bushing to the sleeve 3 Cut the sleeve until it extrudes about 15 mm from the wall When the wall is hollow please be sure to use the sleeve for tube assembly to prevent dangers caused by mice biting the connecting cable 4 Finish by sealing the sleeve with putty or caulking compound at the final stage Sleeve for tube ass y Approx 5 7 mm F 7 d Bushing for tube ass y 70 through hole Putty or caulking compound 11 3 3 INDOOR UNIT INSTALLATION 1 For the right rear piping Pull out the Indoor piping 2 For the right and right bottom piping 3 For the embedded piping Replace the drain hose Bend the embedded piping Install the Indoor Unit Use a spring bender or equivalent to bend the piping so that the piping is not crushed Cut and flare the embedded piping When determining the dimensions of the piping slide the unit all the way to the left on the installation plate Refer to the section Cutting and flaring the piping Pull the connecting cable into Indoor Unit inside outside cable connected without removing the front grille Connect the piping LI
51. er anti freezing protection H33 H38 H58 e Outdoor fan motor lead wire connector abnormal Fan motor lock or block Air filter dirty Air circulation short circuit e Insufficient refrigerant Air filter dirty 4 way valve V coil Voltage at PFC H H Cooling Heating cycle changeover 4 times occurance abnormality within 30 minutes PFC control 4 times occurance within 20 minutes Refrigeration cycle abnormal 2 times occurance No refrigerant within 20 minutes 3 way valve is closed Outdoor compressor abnormal 4 times occurance Outdoor compressor revolution within 20 minutes Cool high pressure protection 4 times occurance Outdoor refrigerant circuit within 20 minutes IPM power transistor overheating Excess refrigerant protection e Improper heat radiation Outdoor compressor overheating 4 times occurance protection within 20 minutes e IPM Power transistor e Compressor within 20 minutes Outdoor Direct Current DC peak 7 times occurance Excess refrigerant e Improper heat radiation detection 98 99 F11 F90 F91 F93 F95 F96 F97 F98 F99 Outdoor PCB IPM Power transistor continuously e Compressor Note O Frequency measured fan speed fixed The memory data of error code is erased when the power supply is cut off or press the Auto Switch until beep sound heard following by pressing the CHECK button at Remote Control
52. erful Operation 36 12 8 Timer Control 37 12 9 Auto Restart Control 37 12 10 Indication Panel 37 12 11 8 10 C Heat Operation 38 13 Protection Control 39 13 1 Protection Control For All Operations 39 13 2 Protection Control For Cooling 41 13 3 Protection Control For Heating Operation 42 14 Servicing Mode 43 14 1 Auto OFF ON Button 43 14 2 Remote Control Button 44 15 Troubleshooting Guide 45 15 1 Refrigeration Cycle System 45 15 2 Breakdown Self Diagnosis Function 47 15 3 Error Codes Table 48 15 4 Self diagnosis Method 49 16 Disassembly and Assembly Instructions 74 16 1 Indoor Electronic Controller Cross Flow Fan and Indoor Fan Motor Removal Procedure 74 16 2 Disassembly of Outdoor Unit 82 17 Technical Data 85 17 1 Operation Characteristics 85 17 2 Sensible Capacity Chart
53. ff power supply Disconnect U V and W wires Check with inverter checker IPM defective Replace outdoor unit PCB Replace compressor YES 68 15 4 21 F95 Cooling High Pressure Abnormality Malfunction Decision Conditions During operation of cooling when outdoor unit heat exchanger high temperature data 61 C is detected by the outdoor pipe temperature sensor Malfunction Caused Outdoor pipe temperature rise due to short circuit of hot discharge air flow Outdoor pipe temperature rise due to defective of outdoor fan motor Outdoor pipe temperature rise due to defective outdoor pipe temperature sensor Outdoor pipe temperature rise due to defective outdoor unit PCB Troubleshooting When F95 indication happens breakdown always switch off the power For safety reason and to prevent component Caution before remove and connect the component Check the outdoor unit installation condition during cooling or soft dry operation ls there any improper heat radiation YES Reinstall the outdoor unit Remove the obstacle s Clean the outdoor heat exchanger Is outdoor fan motor operating NO Replace the outdoor fan motor NO Check the outdoor pipe temperature sensor Does it conform to the sensor NO characteristic charts Replace compressor YES Replace outdoor unit PCB 69 15 4 22 F96 IPM Overheating Malfunction Decision Conditions During operat
54. frigerant contacts with fire 22 Ventilate if there is refrigerant gas leakage during operation It may cause toxic gas when refrigerant contacts with fire 23 Do not insert your fingers or other objects into the unit high speed rotating fan may cause injury 24 Must not use other parts except original parts describe in catalog and manual N CAUTION 1 Do not install the unit at place where leakage of flammable gas may occur case gas leaks and accumulates at surrounding of the unit it may cause fire S 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 OS 5 Select an installation location which is easy for maintenance 6 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 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 C 7 Power supply connection to the air conditioner Connect the power supply cord of the air
55. g it in left and right Hooks at installation plate M 1 d l a AE Sleeve for piping hole Piping Indoor unit _ Secure the Indoor Unit 1 Power supply cord arrangement Excess length of power supply cord should be arranged behind the chassis at piping keeping area as shown in the diagram without tying up in a bundle Ensure that the power supply cord is not clamped in between unit s hook 2 position and installation plate Ensure that the power supply cord is not stretched between chassis back and installation plate It may creale squeak sound Press the lower left and right side of the unit against the installation plate until hooks engages with their slot sound click Do not ti up power supply cord into a bundle by band It may generate Warning heat and cause fire To take out the unit push the marking at the bottom unit and pull it slightly towards you to disengage the hooks from the unit This can be used for left rear piping and left bottom piping also Exchange the drain hose and the cap Rear view for left piping installation When inserting a drain cap into the unit do not use a lubricant such as refrigerating oil This may cause damage and water leakage Drain hose Drain cap Insert a drain cap into the unit using hexagonal 4 mm wrench Pipe and cable cutting indications About 750 mm Mark on the Thin p
56. g replaced YES H33 occurs right after servicing H33 occurs right after installation 9 and has never occur before YES Has the AC power input dropped 1 more than 50 of rating most cases customers do not aware of more than 50 of rating the voltage drop but the installed area has known power supply issue Confirm the replaced PCB part number versus listed in Service Manual NO Change outdoor main Check DC Voltage after Replace with correct indoor main and PCB rectification at outdoor or indoor DC drops below 180Vdc Change outdoor PCB Match the compatible model follow specification 60 15 4 13 H58 Patrol Sensor Abnormality Malfunction Decision Conditions f Patrol sensor feedback is OV or 5V continuous for 6 hours Error will display only when the Patrol operation is ON Malfunction Caused Faulty connector connection Faulty Patrol sensor Troubleshooting For safety reason and to prevent component breakdown always switch off the power before remove and connect the component When abnormality indication starts again Has the error occurred after 6 hours continuous of PATROL ON function Check at indoor PCB s CN DISP 14 15 and CN DISP1 1 2 connector No loose cable or broken Correct loose broken cable connector NO 61 Defective Patrol sensor Replace the Patrol sensor
57. if the power supply is cut off and on again or after 4 way valve deices condition 13 1 2 30 Seconds Forced Operation 1 Once compressor starts the operation it will not stop its operation for 30 seconds 2 However it can be stopped with the remote control or the Auto Switch on the indoor unit 13 1 3 Total Running Current Control 1 When the outdoor unit total running current exceeds X value the frequency instructed for compressor operation will be decreased 2 If the running current does not exceed X value for 5 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 Operation Mode X A Y A X A Y A Cooling Soft Dry A 16 99 16 99 Cooling Soft Dry B 16 99 16 99 4 The first 30 minutes of cooling operation A will be applied 102 G 101 G 39 C 38 C Outdoor air temperature 13 1 4 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 C 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 the set value is exceeded again more than 30 seconds after the compressor starts
58. ing of cooling and heating when IPM temperature data 100 C is detected by the IPM temperature sensor Multi Models Only Compressor Overheating During operation of cooling and heating when the compressor OL is activated Heat Sink Overheating During operation of cooling and heating when heat sink temperature data 90 C is detected by the heat sink temperature sensor Malfunction Caused IPM overheats due to short circuit of hot discharge air flow IPM overheats due to defective of outdoor fan motor PM overheats due to defective of internal circuitry of IPM PM overheats due to defective IPM temperature sensor Multi Models Only Compressor OL connector poor contact Compressor OL faulty Troubleshooting When F96 indication happens 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 Is there any improper heat radiation YES Reinstall the outdoor unit Remove the obstacle s Clean the outdoor heat exchanger NO Is outdoor fan motor operating NO Replace the outdoor fan motor YES Defect in IPM the outdoor unit PCB 70 15 4 23 F97 Compressor Overheating Malfunction Decision Conditions During operation of cooling and heating when compressor tank temperature data 112 C is detected by the compres
59. ion Non ozone depletion substances refrigerant R410A Long Installation Piping Long piping up to 15 meters during single split connection only Easy to use remote control 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 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 equipment or housing appliances which may be destroyed by extreme cold weather Serviceability Improvement Breakdown Self Diagnosis function 11 4 Location of Controls Components 4 1 Product Overview 4 1 1 Indoor Unit Air intake Movable panel Front panel Top Grill e m Auto OFF ON button Aluminium fin unit i d P i ml _ T f Co AM j Receiver s INDICATOR Super alleru buster filter 8 10 C HEAT POWERFUL GREEN GREEN Air filters Airflow direction Discharged air louver Air inlet rear 1 Air inlet side 4 1 22 Outdoor Unit Air outlet
60. ion cable refer to installation 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 connecting or fixing is not perfect it will cause heat up or fire at the connection 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 the connection point of terminal fire or electrical shock When install or relocate air conditioner do not let any substance other than the specified refrigerant eg air etc mix into refrigeration cycle piping Mixing of air etc will cause abnormal high pressure in refrigeration cycle and result in explosion injury etc 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 This equipment must be properly earthed Earth line must not be connected to gas pipe water pipe earth of lightning rod and telephone Otherwise it may cause electric shock in case equipment breakdown or insulation breakdown Keep away from small children the thin film may cling to nose and mouth and prevent breathing Do not use unspecified cord modified cord joint cord or extension cord for power supply cord Do not share the single outlet with other ele
61. iping instalation plate OR from the ick piping Drain hose Thick piping 2 Thick piping cutting point Pull down the piping as much as possible How to pull the drain hose out case of the embedded Apply putty caulking material to seal the wall opening In case of left rear left or lower left tubing any hole can be used Connecting cable Cut off the excess hose clamp Otherwise it may cause abnormal noise or water leakage Mara than 70 em PVC tube for VP 30 drain hose VP 20 e Incase of left piping how to insert the connecting cable and drain hose Drain hese For the right piping follow the same procedure 11 3 4 CONNECT THE CABLE TO THE INDOOR UNIT 1 The inside and outside connecting cable can be connected without removing the front grille 2 Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1 5 mm flexible cord type designation 245 IEC 57 or heavier cord Indoor and outdoor cable Secure the connecting cable onto the control board with connection the holder clamper e This equipment must be properly earthed tube VP 85 for piping and connecting cable 4 tube for drain hose tube for drain hose Cable Connecting A cable Tres Drain hose from main uni Indoor unit
62. it 13 11 2 Indoor Outdoor Unit Installation Diagram 23 5 2 Outdoor Unit 14 Unit 24 6 Refrigeration Cycle Diagram 15 Utdoor 27 7 Block Diagram 16 12 Operation and Control 30 8 Wiring Connection Diagram 17 30 8 1 Indoor Unit 11 12 2 Indoor Fan Motor Operation 31 8 2 Outdoor Unit 18 12 3 Outdoor Fan Motor Operation 32 9 Electronic Circuit Diagram 19 12 4 Airflow Direction Control 33 9 1 Indoor Unit 19 Panasonic Panasonic HA Air Conditioning M Sdn Bhd 2009 Unauthorized copying and distribution is a violation of law 12 5 Quiet operation Cooling Mode Cooling area of Dry Mode 35 12 6 Quiet operation Heating 36 12 7 Pow
63. lity numbers and transmit abnormality code signal to the main unit 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 The breakdown diagnosis mode will be canceled unless pressing the CHECK button continuously for 5 seconds or operating the unit for 30 seconds The LED will be off if the unit is turned off or the RESET button on the main unit is pressed To display memorized error Protective operation status 1 Turn power on 2 Press the CHECK button on the remote controller contiguously for 5 seconds Will be displayed on the remote controller display Note Display only for No transmitting signal no receiving sound and no Power LED blinking Press the TIMER A or Y button on the remote controller The code HOO no abnormality will be displayed and signal will be transmitted to the main unit The power LED lights up If no abnormality is stored in the memory three beeps sound will be heard Every press of the button up or down will increase abnormality numbers and transmit abnormality code signal to the main unit When the latest abnormality code on the main unit and code transmitted from the remote controller are ma
64. mpressor 5 winding resistance YES U V V W or U W shorted NO Checking the power transistor For safety reason and to prevent component breakdown always switch off the power before remove and connect the component Replace the outdoor unit PCB Compressor defective due to winding shorted Replace compressor Outdoor electronic circuit defect due to power transistor short Replace the outdoor unit PCB Never touch any live parts for at least 10 minutes after turning off the circuit breaker e If unavoidable necessary to touch a live part make sure the power transistor s supply voltage is below 50V using the tester For the UVW make measurement at the Faston terminal on the board of the relay connector Tester s negative terminal Power transistor Power transistor Tester s positive terminal Power transistor Power transistor Abnormal resistance O or 73 16 Disassembly and Assembly Instructions N WARNING High voltages are 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 16 1 Indoor Electronic Controller Cross Flow Fan and Indoor Fan Motor Removal Procedure 16 1 1 To remove front grille 2 2 Screws Fig 1 1 Lift to open the horizontal vane gently Remove the 2 caps and 2 screws at the b
65. nd the Cabinet Top Plate remove it by sliding it downward 2 Remove the screws six three on the upper side and another three on the lower side on the Cabinet Front Plate Fig 3 2 Remove the Terminal Cover by removing the screws two and releasing the hooks two Fig 1 3 Release the hooks four two on the right and another two on the left of the Cabinet Front Plate and remove the Front Plate by holding it up a little Fig 4 Fig 2 82 16 2 3 Removal of Control 5 Remove the Control Box from the unit by holding it up 1 Remove the Control Board by releasing the hooks four two each on the right and left Fig 8 16 2 4 Removal of Control Board 1 Remove the Cabinet Top Plate and Cabinet Front Plate according to 16 2 1 2 Remove the Control Cover and Terminal Cover according to 16 2 2 3 Remove the Control Box according to 16 2 3 4 Disconnect the Control Terminals Four cables Fig 6 3 Remove a variety of connectors and Terminals Compressor cables red blue and yellow oe Remove the Connector white e CN HOT 4 way Valve e CN FM1 Outdoor Fan Motor CN STM Expansion Valve CN TH Fig 9 Sensor Complete Outdoor Air Pipe Temp e CN DIS 5 Place the Control Box reversely and remove the screws TR sensor Complete Discharge Air Temperature two on the both sides of the Control Box B for Terminal Reactor Connectors two Plate
66. nditioner 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 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 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 forced operation 5 8 11 16 Auto Operation Test Run Operation Test Run Operation Remote Control Number Remote Control Receiving Forced Cooling Operation Forced Heating Operation Switch Mode Sound OFF ON Beep Beep x 2 Beep x 3 t Beep x 4 t Fress any at remote Press Reset amp Check at control remote 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
67. nection Caution off the power before remove and connect the component Is the connector connection normal NO Connector poor contact Correct the connection YES Check the outdoor discharge pipe temperature sensor Plug out connector from the outdoor unit PCB Measure the resistance of the outdoor discharge pipe temperature sensor Defect in outdoor discharge pipe Is the measured resistance of the outdoor discharge pipe temperature sensor temperature sensor matches the value specified in its Replace the outdoor discharge pipe temperature sensor YES Defect in outdoor unit PCB Replace the outdoor unit PCB characteristic chart 59 15 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 Wrong models interconnected Wrong indoor unit and outdoor unit PCBs used Indoor unit or outdoor unit PCB defective Troubleshooting When abnormality indication starts For safety reason and to prevent again A component breakdown always switch Caution off the power before remove and connect the component H33 occurs intermittently during operation unit has operated normally before Has the indoor and outdoor model Match the compatible model I matched in voltage rating follow specification Has the PCB indoor or outdoor bein
68. nections carefully check the flare finish 2 11 4 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 Liquid side Indoor unit 12 4 y N Outdoor unit Two way valve rr Cei a Gas side Vacuum pump 7 Three way Valve adaptor s s n3 T t GEB Close ZEE d 1 Connect a quick coupling charging hose to the Low and High sides of a charging set and to the service port of the 3 way valve Be sure to connect the end of the charging hose with quick coupling to the service port 2 Connect the centre hose of the charging set to a vacuum pump with check valve or to a vacuum pump with suitable adaptor 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 6 cmHg 0 1 MPa then evacuate the air for about 15 minutes 4 Close the Low and High side valves of the charging set and turn off the vacuum pump Make sure that the needle of the gauge doesn t move after about 5 minutes Note FOLLOW THIS PROCEDURE CAREFULLY IN ORDER TO AVOID REFRIGERANT GAS LEAKAGE 5 Disconnect the charging hose from the vacuum pump and from the service port of the 3 way valve 6 Tighten the service por
69. ng Gas side piping This illustration is for explanation purposes only The indoor unit will actually face a differant way 11 3 Indoor Unit 11 3 1 HOW TO FIX INSTALLATION PLATE The mounting wall is strong and solid enough to prevent it from the vibration Wall Wall Mar than 465 mm than mm For left side piping piping connection for liquid should be from this line For left side piping piping connection for gas should be about 60 mm from this line For left side piping piping connection cable should be about 750 mm from this line 1 Mount the installation plate on the wall with 5 screws or more If mounting the unit on the concrete wall consider using anchor bolts Line according to the arrows marked on the bottom left and right sides of the installation plate The meeting point of the line extension is the centre of the hole 2 Drill the piping plate hole with 70 mm hole core drill he hole centre of the right pipe is at the crossing of the lines which extend vertically from the edge of the installation plate and horizontally from the side arrow on the installation plate see figure above he hole centre of the left pipe is at the crossing of the lines which extend vertically from the downward arrow on the installation plate and horizontally from the side arrow on the installation plate see figure above Drill the piping hole at either the right or the l
70. nn 8 10 C MODE 1 HEAT Gobackto U Go back to Transmit previous LCD tprevious LCD i tt 5 i th amp 8 10 C HEAT code code OFF ON 0 EAT OR OFF timer activates ET AUTO mum SPEED __ _ COOL OFFION OR POWERFUL C POWERFUL OR timer 8 10 C HEAT 8 10 C activates HEAT fay TEMP N TEMP L lt s TEMP Transmit 8 10 C HEAT OFFION OR OFF timer activates MODE Gobackto previous LCD SM AUTO OR 8 00 nn setting amp ss ux ea E Transmit Go back to OR o previous LCD ON timer 8 10 iani uode anne activates Tranemit 8 10 C HEAT NOTE 1 Summer house set temperature follows previously fixed set temperature 8 C or 10 But after battery reset default condition set temperature always start with 8 C Caution If the indoor temperature constantly is less than 0 C Door windows not close properly the error code 11 may occur This is because open area the indoor sensor will misjudge operation condition and will give error code 13 Protection Control 13 1 Protection Control For All Operations 13 1 1 Time Delay Safety Control 1 The compressor will not starts for 3 minutes after stop of the operation 2 This control is not applicable
71. nt Length for Additional Gas l Inner Diameter Drain Hose Length Fin Material Row x Stage x FPI Fin Type Indoor Heat Exchanger Size W x H x L Fin Material Fin Type Outdoor Heat Exchanger Row x Stage x FPI Size W x H x L Material e ion Filter zl INDOOR OUTDOOR p rpm L h Pt h ft min ft min ft min m min m min m min m min TP CD 3 m min ft min m min CD 3 2 3 min 3 mi 3 mi ft3 mi m min ft min m min ft min m min m min b 5 m min b gt m min 1 N g 2 mm inch mm mm inch kg Ib mm inch m ft m ft m ft g m oz ft m ft 3 3 3 mm m A CS HE12JKE CU HE12JKE Propeller Fan Induction 6 poles 790 810 2 0 4 2 5 1 180 6 7 237 6 3 222 7 9 279 8 5 300 10 5 370 11 3 400 13 5 480 11 9 420 13 5 480 23 8 840 24 8 880 Expansion Valve RB68A or Freol Alpha 68M 400 R410A 1330 46 9 298 11 23 32 540 21 1 4 870 34 1 4 780 30 23 32 199 7 27 32 289 11 3 8 12 26 37 82 6 35 1 4 9 52 3 8 5 16 4 3 9 8 15 49 2 5 16 4 20 0 2 7 5 24 6 D D _ 47 CSS TY O 650 Aluminium Pre Coat Slit
72. nter becomes 7 times then H19 fan motor error is detected Operation stops and cannot on back 12 3 Outdoor Fan Motor Operation Outdoor fan motor is operated with one fan speed only It starts when compressor starts operation and it stops 30 seconds after compressor stops operation Compressor OFF ON Fan Speed ON ON S 30 sec OFF 32 12 4 Airflow Direction Control 12 4 1 Horizontal and Vertical Directions Vertical louver is controlled by remote control the Vertical Airflow Direction button on the remote controller and by each operation mode as shown in the table below Cooling Operation Mode Manual Operation Vertical Automatic Operation Powerful ON Upper limit 12 Swing Upper limit 127 Lower limit 51 4 YA After Powerful is turned on the louver is Lower limit 51 The louver swings between the upper limit fixed at 26 for 5 minutes or until the Neural and the lower limit Control is stabilized Five level setting is possible with the remote controller After the Neural Control is stabilized the louver is fixed at 12 Dry Operation Mode Manual Operation Vertical Automatic Operation Power ON Automatic Operation Upper limit 12 The louver is fixed at 12 The louver is fixed at 12 Lower limit 41 Five level setting is possible with the remote controller 33 Heating Operation Mode Manual Operation Vertical Automatic Operati
73. o HW lt I 2 Eg Turn off the power e GND 88 Disconnect the CN CLN 2 2 Il Turn on the power measure the DC voltage between BO pve 5 HOLDER CN CLN terminal 4 amp 2 _ power module Is the DC voltage measured at 5Vdc YES Defect in indoor main PCB Replace the indoor unit main PCB NO Turn off the power and reconnect CN CLN connector Turn on the power and measure again the DC voltage between CN CLN channel 4 amp 2 YES Is the voltage measured at 5Vdc NO Defect in indoor unit e ion power module Replace the indoor unit e ion power module Defect in indoor unit main PCB Replace the indoor unit main PCB 56 15 4 9 27 Outdoor Air Temperature Sensor Abnormality Malfunction Decision Conditions 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 Faulty sensor Faulty PCB Troubleshooting When abnormality indication starts again Check the connector connection Turn off the power Check the connector connection NO Is the connector connection normal Resistance YES Check the outdoor air temperature sensor Plug out connector from the outdoor unit PCB Measure the resistance of the outdoor air temperature sensor
74. on 1 When heat exchanger temperature is less 1 When heat exchanger temperature is less than 32 C than 32 C Lower limit 66 2 When heat exchanger temperature is e Five level setting is possible with the remote between 32 C and 56 C controller 61 52 66 57 3 Warm Heating Operation 56 C or more NEL 3 When heat exchanger temperature is 66 57 4 When heat exchanger temperature is 56 C or more The vertical louver is closed when the unit is turned off with the remote controller Stop position The vertical louver is fully opened and move to the setting position when the unit is turned on with the remote controller The vertical louver remains at open position when the unit is turned off during operation The values in the parentheses are for the models CS HE12GKE 34 12 4 2 Horizontal Airflow Direction Control Operation Horizontal Automatic Operation Operation for 5 min after Powerful ON or Mode the Neural Control is stabilized Cooling 35 8 2 The louver horizontally swings at a fixed cycle F s O C Horizontal Automatic Operation Operation for 5 min after Powerful ON D 35 8 35 8 The louver horizontally swings at a fixed The louver horizontally swings at a fixed cycle cycle S C Horizontal Automatic Operation Operation after Powerful ON When heat exchanger temperature is below 32
75. onnection connect the component No ls the connector connection normal Connector poor contact _ Correct the connection YES Check the outdoor heat exchanger temperature sensor Resistance Plug out connector from the outdoor unit PCB Measure the resistance of the outdoor heat exchanger temperature sensor Defect in outdoor heat exchanger Is the measured resistance of the outdoor heat exchanger temperature sensor temperature sensor matches the value specified in its chen Replace the outdoor heat exchanger Cnaracterisuc temperature sensor YES Defect outdoor unit Replace the outdoor unit PCB Sensor Thermistor Characteristics Outdoor Air Sensor 60 50 I ALL 0 a k HE EPSP EEE Ama ERA E 10 0 10 20 30 40 50 Temperature C 58 15 4 11 H30 Compressor Discharge Temperature Sensor Abnormality Malfunction Decision Conditions 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 Faulty connector connection Faulty sensor Faulty PCB Troubleshooting When abnormality indication starts again Check the connector connection For safety reason and to prevent Turn off the power component breakdown always switch Check the connector con
76. or above 29 12 Operation Control 12 1 Function Inverter control which equipped with microcomputer 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 12 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 internal setting temperature and it is updated continuously whenever the electrical power is supplied to the unit Remote Control Setting Temperature 16 C 30 C Auto Operation Mode Shifting refer Table a Y Setting Temperature Limit Checking Min 16 C Max 30 C Outdoor Air Temperature Shifting refer Table b Fan Speed Shifting refer Table c Start Up Shifting refer Table d Setting Temperature Limit Checking Min 16 C Max 30 C Internal Setting Temperature
77. or unit PCB 15 4 4 15 Compressor Temperature Sensor Abnormality Malfunction Conditions During startup and operation of cooling and heating the temperatures detected by the outdoor compressor temperature sensor used to determine sensor errors Malfunction Caused Faulty connector connection Faulty sensor Faulty PCB Troubleshooting When abnormality indication starts again Check the connector connection Turn off the power For safety reason and to prevent component Check the connector connection A breakdown always switch off the power before remove and connect the component Is the connector connection normal a Connector poor contact L Correct the connection YES Check the outdoor compressor temperature sensor Plug out connector from the outdoor unit PCB Measure the resistance of the outdoor compressor temperature sensor Is the measured resistance of the outdoor compressor NO temperature sensor matches the value specified in its characteristic chart Defect in outdoor compressor temperature sensor Replace the outdoor compressor temperature sensor YES Defect in outdoor unit PCB Replace the outdoor unit PCB Compressor Temp Sensor Characteristics Resistance 20 40 60 80 a 120 140 Temperature 52 15 4 5 H16 Outdoor Current Transformer Open Circuit Malfunction Decision Conditions A c
78. ort circuit of the discharged air e If piping length is over the rated length additional refrigerant should be added as shown in the table ceiling Addi tional pet EID Refri vation Length Length Gas gerant ad g m Epp Ee ps Example For HE9 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 50g 23 11 2 Indoor Outdoor Unit Installation Diagram Attention not to bend up drain hase Piping direction Front side TT iW ear Right bottom Left wis em ett bottom Installation parts you should purchase Installation plate 1 Sleeve X Bushing Slaeve Putty Gum Type Sealer Band the pipe as closely on the wall as possible but be careful that it doesn t break i Vinyl tape Wide Apply after carrying out a drainage test To carry out the drainage test remove the air filters and pour water into the heat exchanger Carry out insulation after checking for gas leaks and secure with vinyl tape Vinyl tape TTUUTTIWTIIT Attaching the remote control holder to the wall Remote control I holder fixing Screws 6 Remote controlla Remote control holder 5 Power Supply cord Connecting cable Additional drain hose Xx Liquid side pipi
79. ottom of discharge vane Fig 1 Level Arm Front Panel Fig 2 2 Remove the front panel by pressing Lever Arm with finger Fig 2 74 Front Grille Hooks Triangle Mark Triangle re Marks 1929 3 Remove Top Panel by pressing the triangle marks Fig 3 4 Remove the screw one in center part of the unit Fig 3 5 Remove the Front Grille by releasing the 4 hooks at the top of the Front Grille Hold both side of the Front Grille and remove it by pulling up and toward you gently Fig 3 16 1 2 Removal of Control Board Complete Fig 4 19 Terminal FG GRN CN STM1 CN STM2 CN STM3 Control Board Complete Screw Earth Wire Screw Fig 5 1 Remove the Control board cover Fig 4 2 Remove the screw at the control board then pull out the control board Fig 5 3 Release CN TH from evaporator Fig 5 4 Release earth wire screw from the evaporator Fig 5 5 Disconnect below connectors from PCB Fig 5 e Terminal FG GRN CN STM1 Air Swing Motor for vertical louver CN STM2 Air Swing Motor for horizontal louver CN FM Indoor Unit Fan Motor 16 1 3 Removal of PCB Hooks Control board Cover L Screw Lead Wire Terminal Board cone Board Comp Live Wire Brown Hooks Fig 7 Fig 6 1 Disconnect lead wire from terminal board complete Fig 6 2 Disconnect live wire brown from terminal plate connector Fig 6 3 Rel
80. ow Pressure High Pressure Low Pressure High Pressure conditioner during operating during operating Insufficient refrigerant gas leakage Clogged capillary tube or Strainer Heat radiation deficiency of the outdoor unit Inefficient compression Short circuit in the indoor unit Carry out the measurements of pressure electric current and temperature fifteen minutes after an operation is started 46 15 2 Breakdown Self Diagnosis Function 15 2 1 abnormality has occurred during operation the unit will stop its operation and Timer LED blinks 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 n operation after breakdown repair the Timer LED will no more blink The last error code abnormality will be stored in IC memory To make a diagnosis 1 2 Timer LED start to blink and the unit automatically stops the operation Press the CHECK button on the remote controller contiguously for 5 seconds will be displayed on the remote controller display Note Display only for No transmitting signal receiving sound and no Power LED blinking Press the TIMER A or W button on the remote controller The code HOO no abnormality will be displayed and signal will be transmitted to the main unit Every press of the button up or down will increase abnorma
81. ower than 25 Hz continued for 240 minutes the operation frequency will be changed to 24 Hz for 2 minutes 13 1 8 Low Frequency Protection Control 2 When all the below conditions comply the compressor frequency will change to lower frequency Temperature T for Cooling Soft Dry Indoor intake air C T lt 14 or T gt 30 T 14 or T gt 28 Outdoor air C 1 13 or T 38 T lt 4or T gt 24 40 13 2 Protection Control For Cooling 13 2 1 Outdoor Air Temperature Control e The compressor operating frequency is regulated in accordance to the outdoor air temperature as shown the diagram below This control will begin 1 minute after the compressor starts 25 G 22 C Frequency Limited 15 C 15 C Outdoor Air Temperature 13 2 2 Cooling Overload Control Detects the Outdoor pipe temperature and carry out below restriction limitation Limit the compressor Operation frequency The compressor stops if outdoor pipe temperature exceeds 63 C f the compressor stops 4 times 20 minutes Timer LED blinking F95 outdoor high pressure rise protection 63 C Frequency Limited 58 C 56 C Outdoor Pipe Temperature 13 2 3 Freeze Prevention Control 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 13 C 3 At the sam
82. ping and sufficiently tighten the flare nut with fingers Further tighten the flare nut with torque wrench in specified torque as stated in the table m N CAUTION Do not over tighten over tightening cause gas leakage f 7 men f Wrench Ding q 1 4 6 35 mm 18 Nem 1 8 kgf m 3 8 9 52 mm 42 Nem 4 3 kgf m 1 2 12 7 mm 55 Nem 5 6 kgf m Connecting The Piping To Outdoor Unit Decide piping length and then cut by using pipe cutter Remove burrs from cut edge Make flare after inserting the flare nut locate at valve onto the copper pipe Align center of piping to valves and then tighten with torque wrench to the specified torque as stated in the table 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 E improper flaring M Pipe Handi Reamer ance Bar 0 0 5 mm 25 Tf YT Y f DEP Inclined Surface Cracked Uneven damaged thickness Clamp handle Red arrow mark Copper pipe When properly flared the internal surface of the flare will evenly shine and be of even thickness Since the flare part comes into contact with the E DUNS 3 To flare con
83. ration Heating A Purpose To provide quiet heating operation compare to normal operation B Control condition a Quiet operation start condition When quiet button at remote control is pressed Quiet LED illuminates b Quiet operation 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 2 When quiet operation is stopped operation is shifted to normal operation 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 expected 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 C Control contents a Fan speed auto 1 Indoor FM RPM depends on pipe temp sensor of indoor heat exchanger Auto 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 b Fan speed manual 1 Manual fan speed for quiet operation is 1 step from setting fan speed 12 7 Powerful Operation When the Powerful Mode is selected the unit always forced to operate in Powerful Initial Mode for 5 minutes Thereafter the temperature different intake air temperature
84. ring DC voltage between P 4 and N terminal at the outdoor unit PCB YES Is the DC voltage between P and N terminal normal between 28 Defect in PFC circuitry 285 315Vdc Replace the outdoor unit PCB Check the compressor winding resistance Turn off the power supply and disconnect the harness U V and W Measure the winding resistance between U V V W and W U Are the compressor s winding resistance U V V W W U uniform Replace the compressor YES Replace the outdoor unit PCB 66 15 4 19 F91 Refrigeration Cycle Abnormality Malfunction Decision Conditions e During cooling compressor frequency Fcmax e During heating compressor frequency gt Fhrated e During cooling and heating operation running current 0 65A lt lt 1 65A During cooling indoor intake indoor pipe lt 4 C During heating indoor pipe indoor intake 59 Multi Models Only Gas shortage detection 1 A gas shortage is detected by checking the CT detected input current value and the compressor running frequency During startup and operating of cooling and heating input current 8 78 256 A Hz x compressor running frequency 0 25 Gas shortage detection 2 A gas shortage is detected by checking the difference between indoor pipe temperature and indoor intake air temperature during cooling and heating Malfunction Caused Refrigerant shortage refrigerant leakage Poor compression performan
85. sor tank temperature sensor Malfunction Caused Refrigerant shortage refrigerant leakage 2 3 way valve closed Detection error due to faulty compressor tank temperature sensor Troubleshooting When F97 indication happens For safety reason and to prevent component A breakdown always switch off the power Caution before remove and connect the component Check the compressor tank temperature sensor Does it conform to the sensor NO Replace the compressor tank characteristic chart temperature sensor Open the 2 3 way valve YES 2 3 way valve closed NO Oil oozing out from the 2 3 way valve YES Capillary tube or dryer clogged YES Replace the capillary tube or dryer NO Check for gas leakage Charge for a specified amount of fresh refrigerant Refrigerant cycle abnormality error again YES p Replace outdoor unit PCB Replace outdoor unit compressor Procedure complete 71 15 4 24 98 Input Over Current Detection Malfunction Decision Conditions 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 transforme CT with the compressor running Malfunction Caused Over current due to compressor failure Over current due to defective outdoor unit PCB Over current due to defective inverter main circuit electrolytic cap
86. stance of the indoor pipe temperature before remove and connect the component Sensor Check the connector connection For safety reason and to prevent component Caution 5 the connector connection normal NO Connector poor contact Correct the connection YES Plug out connector from the outdoor unit Measure the resistance of the outdoor intake air temperature Sensor Defect in outdoor intake air temperature sensor Replace the outdoor intake air temperature sensor YES a Detect outdoor unit PCB the outdoor unit PCB ls the measured resistance of the outdoor intake air temperature sensor matches the value specified in its characteristic chart Sensor Thermistor Characteristics Resistance gt man T __ HEP 10 0 10 20 30 40 50 Temperature C 55 15 4 8 25 Air Purifying System Abnormal Malfunction Conditions During standby of cooling and heating operation e ion breakdown occurs and air conditioner stops operation Malfunction Caused Faulty indoor main PCB Faulty indoor e ion power module Troubleshooting breakdown always switch off the power When abnormality indication starts again For safety reason and to prevent component A Caution before remove and connect the component Check the indoor unit main PCB CN CLN terminal 4 amp 2 DC Gu 1 ode BL voltage da 4
87. t caps of the 3 way valve at a torque of 18 Nem with a torque wrench 7 Remove the valve caps of both of the 2 way valve and 3 way valve Position both of the valves to OPEN using a hexagonal wrench 4 mm 8 Mount valve caps onto the 2 way valve and the 3 way valve Be sure to check for gas leakage If gauge needle does not move from 0 cmHg 0 MPa to 76 cmHg 0 1 MPa step 3 above take the following measure 99 If the leak stops when the piping connections tightened further continue working from step 3 If the leak does not stop when the connections are retightened repair the location of leak Do not release refrigerant during piping work for installation and reinstallation Take care of the liquid refrigerant it may cause frostbite 28 11 4 4 CONNECT THE CABLE TO THE OUTDOOR UNIT 1 2 Connect the power supply cord and connecting cable Remove the control board cover from the unit by loosening the screw Cable connection to the power supply through Isolating Devices Disconnecting means Earth wire e Connect approved type polychloroprene sheathed 1919191191919 Earth wire others T longer th power supply cord 3 x 1 5 1 0 1 5HP type wires for br adire designation 245 IEC 57 or heavier cord to the terminal n wires for board and connect the others end of the cord to I lsolating Devices Disconnecting me
88. t 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 9 16 17 Engage dealer or specialist for installation and servicing If installation of servicing done by the user is defective it will cause water leakage electrical shock or fire Install according to this installation instructions strictly If installation is defective it will cause water leakage electric shock or fire 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 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 injury For electrical work follow the local national wiring standard regulation and the installation instruction An independent circuit and single 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 install with Earth Leakage Circuit Breaker ELCB or Residual Current Device RCD 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 connect
89. tched 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 47 Self Diagnosis Function Three Digits Alphanumeric Code 7 The 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 7E e SSS F Check button L i clear memorized error Protective operation status after repair 1 Turn power on 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 beep sound is heard from main unit and the data is cleared 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 Error Code Temporary items H23 Cooling __ H23 Cooling Emergency Operation H27 H28 Cooling Heating with limited power 15 3 Error Codes Table
90. urrent transformer CT is detected by checking the compressor running frequency 2 rated frequency and CT detected input current less than 0 65A for continuously 20 seconds Malfunction Caused CT defective Outdoor PCB defective Compressor defective low compression Troubleshooting When abnormality indication starts again mS For safety reason and to prevent Check the functionality of current transformer CT T component breakdown always switch Caution off the power before remove and connect the component Is the CT open circuit YES Replace the outdoor PCB NO Force heating operation and measure Running current Suction pressure Is the running current less than 0 65A and suction pressure YES Replace Compressor due to compressor low compression 120psi NO Check for gas leaking source Repair or replace defected part s 53 15 4 6 H19 Indoor Fan Motor DC Motor Mechanism Locked Malfunction Decision Conditions 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 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

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