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Panasonic Air Conditioner

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1. CAUTION The equipment must be It may cause electrical shock if grounding is not perfect Do not install the unit at place where leakage of flammable gas may occur In case gas leaks and accumulates at surrounding of the unit it may cause fire Carry out drainage piping as mentioned in installation instructions If drainage is not perfect water may enter the room and damage the furniture Pb free solder has a higher melting point than standard solder typically the melting point is 50 70 F 30 40 C higher Please use a high temperature soldering 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 ATTENTION Selection of the installation location Select an installation location which is rigid and strong enough to support or hold the unit and select a location for easy maintenance Power supply connection to the conditioner Connect the power supply cord of the air 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 1 Power supply connection to the receptacle using a power plug Use an approved power plug with earth pin for the
2. Indoor unit external dimensions line 58 240 Right piping hole Relative position between the indoor unit and the installation plate Front View 10 5 2 Outdoor Unit lt Top View gt 394 Space necessary for installation 7 Z 110 Z j 100 cm Anchor Bolt Pitch 320 X 570 2 valve at Liquid side High Presuure 2 way valve at Gas side Low Pressure Side View Front View Side View 291 Unit mm 11 6 Refrigeration Cycle Diagram AIR TEMP SENSOR HEAT EXCHANGER EVAPORATOR COOLING HEATING INDOOR PIPE TEMP SENSOR SIDE OUTDOOR EXPAND DRYER VALVE STRAINER PIPE TEMP SENSOR HEAT EXCHANGER CONDENSER DISCHARGE 12 TEMP SENSOR COMPRESSOR 7 Block Diagram 8012 3 UMd AU NOISE FILTER 13 8 Wiring Connection Diagram 8 1 Indoor Unit GROUND ING TERMINAL e TO OUTDOOR UNIT AIR TEMP SENSOR PIPE ENSOR i SS REMARKS X a Z B BLUE 2 o S BL BLACK S BR BROWN 2 ELECTRONIC cz ez 521 done CONTROLLER eS 0 0RANGE Z P PINK AUTO SW T YELLOW Y G YELLOW REMOTE CONTROLLER fiti Outdoor Uni 8 2 80553444402 E XOT
3. Carry out insulation after checking for gas leaks and In secure with vinyl tape X Vinyl tape Attaching the remote control holder to the wall Remote control holder fixing screws 6 Remote contro 3 _ E Remote control holder 5 This illustration is S 2 explanation purposes only 158 The indoor unit will actually 357 face a different way Installation parts you should purchase X Installation plate 1 j Sleeve X Bushing Sleeve X Putty Gum Type Sealer X Bend the pipe as closely on the wall as possible but be careful that it doesn t break Vinyl tape Wide CX Apply after carrying out a drainage test To carry out the drainage test remove the air filters and pour water into the heat exchanger Saddle X Connecting cable 5x 1 5 or more Standard 245 IEC 57 HOSRN F Additional drain hose 1 4 Liquid side piping CX Gas side piping 3 8 HE9GKE Mora Gas side piping 1 2 HE12GKE 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 More than 485 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
4. Pipe fixing band 8 Pipe fixing band 8 In case of left rear left or lower left tubing any hole can be used lt Connecting cable Si Cut off the excess hose clamp Otherwise it may cause abnormal noise or water leakage Incase of left piping how to insert the connecting cable and drain hose Drain hose For the right piping follow the same procedure How to pull the piping and drain hose out in case of the embedded piping PVC tube for drain hose Apply putty or caulking material to seal the wall opening Cable Piping NN Piping 2 KUN Drain hose m from main 8 pan unit Indoor unit hi PVC tube VP 65 for piping 5 and connecting cable x PVC tube for drain hose T PVC tube for 30 5cm drain hose VP 20 24 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 5 x 1 5 mm flexible cord type designation 245 IEC 57 or heavier cord Ensure the colour of wires of outdoor unit and the terminal Nos are the same to the indoor s respectively Earth lead wire shall be longer than the other lead wires as shown in the figure for the electrical safety in case of the slipping out of the cord from the anchorage
5. Wall M Sleeve for tube ass y i Vin Approx 5 7 mm gt Bushing for tube ass y 970 through hole Putty or caulking compound 11 3 3 INDOOR UNIT INSTALLATION 1 For the right rear piping Pull out the Indoor piping Install the Indoor Unit a Secure the Indoor Unit B Insert the connecting cable 2 For the right and right bottom piping Pull out the Indoor piping Install the Indoor Unit g Insert the connecting cable u Secure the Indoor Unit 3 For the embedded piping Replace the drain hose Bend the embedded piping 5 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 L 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 gy The inside and outside connecting cable can be connected without removing the front grille Connect the piping Please refer to Connecting the piping column in outdoor unit section Below steps are done after connecting the outdoor piping and gas leakage confirmation Insulate and finish the piping gy Please refer to Piping and finishing column of outdoor section and Insulation of piping co
6. ME s Ee Close E d I f c ee L np Vacuum CLOSE Qu pump OPEN 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 3 Turn on the power switch of the vacuum pump and make sure that the needle in the gauge moves from 0 cmHg 0 MPa to 76 cmHg 0 1 MPa then evacuate the air 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 Tighten the service port 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 CAUTION If gauge needle does not move from 0 cmHg 0 MPa to 76 cmHg 0 1 MPa in step 3 above take the following measure If the leak stops
7. 41 9 1 Indoor Unit 16 14 Troubleshooting Guide 42 Panasonic 9 2007 Panasonic HA Air Conditioning M Sdn Bhd 11969 T rights reserved Unauthorized copying and distribution is a violation of law 14 1 Refrigeration Cycle System 42 16 Technical Data 57 14 2 Breakdown Self Diagnosis Function 44 16 1 Operation Characteristics 57 14 3 Error Codes Table 45 16 2 Sensible Capacity Chart 65 15 Disassembly and Assembly Instructions 46 17 Exploded View and Replacement Parts List 66 15 1 Disassembly of Indoor Unit 46 173 Indoor 66 15 2 Disassembly of Outdoor Unit 54 17 2 Outdoor Unit u 68 1 Safety Precaution 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 The caution items stated here must be followed because these important contents are related to safety The meaning of each indication used is as
8. 2 7 Lower limit 66 Five level setting is possible with the remote controller 1 When heat exchanger temperature is less than 32 C isa 12 2 2 When heat exchanger temperature is between 32 C and 56 C 66 57 3 When heat exchanger temperature is 56 C or more 1 When heat exchanger temperature is less than 32 C isa 12 2 2 Quick Heating Operation 61 52 3 Warm Heating Operation 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 values in the parentheses are for the models CS HE12GKE 32 12 1 9 Horizontal Airflow Direction Control Operation Horizontal Automatic Operation Operation for 5 min after Powerful ON or Mode the Neural Control is stabilized Cooling esu 35 35 35 35 0 0 The louver horizontally swings at a fixed cycle Horizontal Automatic Operation Operation for 5 min after Powerful ON e sa NM The louver horizontally swings at a fixed The louver horizontally swings at a fix
9. 920 1090 Hi Cool Heat 1180 1310 ITEM UNIT INDOOR UNIT OUTDOOR UNIT Fin Material Aluminium Pre Coat Aluminium Fin Type Slit Fin Corrugated Fin Heat Exchanger Row x Stage x FPI 3 x 15 18 17 x 19 5 2x23x17 Size W x H xL a Material Air Filter 36 4 x 504 x 824 2 793 7 671 x 322 6 x 30 9 PP Type One Touch 1 Cooling capacities are based on indoor temperature of 27 C D B 80 6 F D B 19 0 C W B 66 2 F W B and outdoor air temperature of 35 D B 95 F D B 24 C W B 75 292 W B 2 Heating capacities are based on indoor temperature of 20 C D B 68 F D B and outdoor air temperature of 7 C D B 44 6 F B 6 C W B 42 8 F W B Power Source Phase Voltage Cycle Starting Current Cooling 850 120 1 05k Heating 1 04k 115 2 28k 4 8 Running Current Power Factor Cooling 4 0 Heating 4 8 Cooling 92 Heating 94 Maximum over current protection 10 6 Number of core Power Cord 3 1 5mm Length 1 6 Thermostat Electronic Control Protection Device Note Electronic Control Specifications are subject to change without notice for further improvement 3 Features Product Serviceability Improvement Four modes of operation selection Removable and washable Front Panel Powerful mode to reach the desired room temperature Breakdown Self Diagnosi
10. Terminals on the indoor unit Colour of wires Terminals on the outdoor unit Secure the cable onto the control board with the holder clamper 11 4 Outdoor Unit 11 4 4 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 210 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 780 67 6 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 piping and sufficiently tighten the flare nut with fingers Further tighten the flare nut with torque wrench in specified torque as stated in the table 0 Piping size Torque 7 Gas Liquid Spanner lt fc HE9GKE 3 8 42 Nem 1 4 18 Nem or Wrench d Qs Torque hia wrench HE12GKE 1 2 b5 Nem 1 4 18 Nem
11. 7 GE AVAD AYO i ID ETET EF CONE LER Ds 2 JLIHA LHA 2 pn 039 f m 32v18 18 038 tec P 2 3018 018 ee os ra gt gt TUNINI 209 AUS 19 18 E 2 03 038 3018 018 TUIN 10180 LOH N9 IT JAWA n SAVA 7 401134 734 Kaya 2214 N32 221 NYO 3131402 105835 8016189381 s l YNVL NO N35 193 NYO WOSN3S 3Un1V30N31 H0 5380N0 IHA 10112 4 31194 19718 1131480 305835 1HA 2V u31V3H 9015 1H83H 1 805835 3501V33dN31 39UVH2S IQ LHA 80123NN02 A057 11 vou 1 m SRN 1109 5013503 30123NN02 i e 305035 3801 834431 Jdid HIL ND 038 V1v0 039 THHUSHI 8015 189381 405836 3801V83dN31 a g M S N2 L 2100819313 9 c EY 7 QNVdX3 31314802 1102 voy Y Y Y 900081 01 15 DISPLAY RECEIVER s R201 1 11 i C203 z Bo s 3m ES 3 NIE Es 5 i 188 oc 5 L Se 555599 9 ircuit Diagram 9 Electronic Ci 9 1 Indoor Uni TERMINAL UNIT EVAPORATOR m pa m a pa a PEY ELECTRONIC CONTROLLER 16 9 2 Outdoor Unit WOLS 016 4568 Zu FG2 GRN C101 65 way Valve unit tums to the Rated F
12. 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 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 30 15 10 min 45 min 25 5 5 min 50 min t i Outdoor air 30 35 0 Outdoor air 0 5 u i temperature C 12 1 14 OFF Timer Control OFF timer can be set using remote control the unit with timer set will stop operate at set time temperature C 12 1 15 Auto Restart Control 1 When the power supply is cut off during the operation of air conditioner the compressor will re operate within three to four minutes there are 10 patterns between 2 minutes 58 seconds and 3 minutes 52 seconds to be selected randomly after power supply resumes 2 This type of control is not applicable during ON OFF Timer setting 12 1 16 Indication Panel LED POWER TIMER QUIET POWERFUL Color Green Orange Orange Orange Light ON Operation ON Quiet Setting ON Quiet Mode ON Powerful Mode ON Light OFF Operation OFF Quiet Setting OFF Quiet Mode OFF Powerful Mode OFF Note If POWER LED is blinking the possible operations of the unit are Hot Start during Deice operation operation mode judgement or ON timer sampling f Timer LED is blinking the
13. 4 Location of Controls and Components 9 11 1 Select The Best Location 21 4 1 Product 9 11 2 Indoor Outdoor Unit Installation Diagram 21 5 Dimensions 10 11 3 Indoor Unit 22 5 1 Indoor Unit 10 11 4 Outdoor Unit 25 5 2 Outdoor Unit 11 12 Operation and Control 28 6 Refrigeration Cycle Diagram 12 12 1 Basic Function 28 7 Block Diagram 13 12 2 Protection 36 8 Wiring Connection Diagram 14 13 Servicing Mode 40 8 1 Indoor Unit 14 13 1 Auto OFF ON Button 40 8 2 Outdoor Unit 15 13 2 Select Remote Control Transmission Code 40 9 Electronic Circuit Diagram 16 13 3 Remote Control Button
14. of the fan clockwise Propeller Fan Fig 14 5 Remove the Fan Motor by loosening the screw four lt E Fan Motor Screw One at each corner Fig 15 Note Adjust the location of the Boss in the center of the Propeller and the matching groove on the shaft of the Motor when putting them together 16 Technical Data 16 1 Operation Characteristics 16 1 1 CS HE9GKE CU HE9GKE Cooling Characteristic Condition Room temperature 27 19 C Operation condition High fan speed Rated Frequency Piping length 7 5 m 2 80 2 70 2 60 2 50 lt 240 2 30 E 2 20 210 2 00 1 90 1 80 OD temp C o Lo pressure MPa o 15 20 25 30 35 40 45 OD temperature CC 3 60 3 40 3 20 3 00 2 80 2 60 8 2 40 2 20 2 00 15 20 25 30 35 40 45 OD temperature c ty kW paci 17 50 17 00 10 50 5 16 00 15 50 15 00 15 20 25 30 35 40 45 OD temp C ir Outlet 57 Piping Length Characteristic Condition Room temperature 27 19 C Operation condition High fan speed Rated Frequency Outdoor temperature 35 24 C Current A Lo pressure MPa Capacity kW C Outlet 2 3 4 5 6 7 8 9 1011 12 13 14 15 16 pipe length m 1 12 1 11 1 10 2 4 5 6 7 8 9 10 11 12 13 14 15 16 Pipe length m 2 3 4 5 6 7 8 9 1011 12 13 14 15 16 Pip
15. 44 33 30 High 50 Power level dB 55 63 Moisture Removal Air Volume pt h m min ft min Cooling 6 2 219 Heating 6 9 244 3 ft min Heating 8 0 282 m min ft min 219 244 Cooling 7 0 247 282 307 Cooling 8 7 307 Refrigeration Control Device m min ft min Heating 10 8 381 Cooling 11 3 400 Heating 13 5 480 Cooling 23 8 840 Heating 23 8 840 Check Valve amp Capillary Tube Refrigeration Oil RB68A or Freol Alpha68M 400 Refrigerant R410A Dimension 298 11 23 32 1330 46 9 540 21 1 4 870 34 1 4 780 30 23 32 199 7 27 32 289 11 3 8 Net Weight Pipe Diameter 12 26 37 82 12 7 1 2 Standard Length 6 35 1 4 7 5 24 6 Pipe Length Range 3 9 8 15 49 2 Height Difference 5 16 4 Additional Gas Amount g m oz ft 20 0 2 Refrigeration Charge Less m ft 7 5 24 6 Drain Hose Compressor Inner Diameter mm Length Type mm Hermetic Motor Motor Type Brushless 6 pole Rated Output Type Cross Flow Fan 1 10k Propeller Fan Material ASG30K1 PP Motor Type Transistor 8 pole Induction 6 pole Input Power 25 70 Output Power 30 Q Lo Cool Heat 670 780 Lo Cool Heat Fan Speed 740 870 Me Cool Heat
16. C at the cooling mode Less than 14 C at the heating mode igher than specified Normal Dusty condenser preventing heat radiation Measuring the air temperature difference Measuring electric current during operation Value of electric H current during operation Li Lower than specified Gas side Cooling Mode pressure Excessive amount of refrigerant Heating Mode 42 14 1 1 Relationship between the condition of the air conditioner and pressure and electric current Cooling Mode Heating Mode ot ine alt Low Pressure High Pressure Electri current Low Pressure High Pressure current conditioner during operating during operating Insufficient refrigerant gas leakage Clogged capillary tube a or Strainer Short circuit in the indoor unit Heat radiation deficiency a a of the outdoor unit Inefficient compression Carry the measurements of pressure electric current and temperature fifteen minutes after an operation is started 43 14 2 Breakdown Self Diagnosis Function 14 2 1 Once 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 a
17. Compressor is ON after waiting for 3 minutes if the Intake Air Temperature Internal Setting Temperature Compressor OFF point 12 1 4 Heating Operation 12 1 4 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 28 12 1 5 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 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 1 Cooling Mode Remote Control setting temperature 1 1 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 Mode shifting will take place whenever operation mode changed from Cooling Soft Dry to Heating or vice versa 12 1 6 Indoor Fan Motor Operation A Basic Rotat
18. Material pp Air Filter Type One Touch 1 Cooling capacities are based on indoor temperature of 27 C D B 80 6 F D B 19 0 C W B 66 2 F W B and outdoor air temperature of 35 C D B 95 F D B 24 C W B 75 2 F W B 2 Heating capacities are based on indoor temperature of 20 C D B 68 F D B and outdoor air temperature of 7 C D B 44 6 F B 6 C W B 42 8 F W B Power Source Phase Voltage Cycle Cooling 510 120 700 Input Power Heating 690 115 1 72k Starting Current 3 2 Cooling 2 4 Heating 3 2 Cooling 92 Heating 94 Running Current Power Factor Maximum over current protection 8 0 Number of core 3 1 0mm Length 1 6 Thermostat Electronic Control Protection Device Electronic Control Power Cord Note Specifications are subject to change without notice for further improvement 2 2 CS HE12GKE CU HE12GKE ITEM UNIT INDOOR UNIT OUTDOOR UNIT Performance Test Condition EUROVENT Capacity kW 3 50 0 60 4 00 kCal h 3010 520 3440 EER W W kCal nw 4 12 5 00 3 81 3 54 4 33 3 28 Noise Level dB A H L Q Lo 42 29 26 High 48 Power level dB 55 61 Capacity kW 4 80 0 60 7 70 kCal h 4130 520 6620 COP W W kCal nw 4 62 5 22 3 38 3 97 4 52 2 90 Noise Level oOz A mr oz r ooo dB A H L Q Lo
19. lock 7 times occurance Indoor PCB continuously Fan motor H23 Indoor heat exchanger temperature Continue for 5 sec Heat exchanger temperature sensor sensor abnormality Cooling only defective or disconnected H25 E lon breakdown Indoor PCB E lon PCB H27 Outdoor air temperature sensor Continue for 5 sec Outdoor temperature sensor abnormality defective or disconnected H28 Outdoor heat exchanger temperature Continue for 5 sec sensor abnormality temperature sensor defective or disconnected H33 Indoor Outdoor wrong connection Indoor Outdoor supply voltage H38 Indoor outdoor mismatch brand code m H58 Abnormal gas sensor Continue for 6 hours Gas sensor defective or disconnected H98 Indoor high pressure protection Air filter dirty Air circulation short circuit H99 Indoor heat exchanger anti freezing Insufficient refrigerant protection Air filter dirty F11 Cooling Heating cycle changeover 4 times occurance 4 way valve abnormality within 30 minutes V coil F90 PFC control 4 times occurance Voltage at PFC within 20 minutes F91 Refrigeration cycle abnormal 2 times occurance No refrigerant within 20 minutes 8 way valve is closed F93 Outdoor compressor abnormal 4 times occurance Outdoor compressor revolution within 20 minutes F95 Cool high pressure protection 4 times occurance Outdoor refr
20. lt 10 SCREW FAN MOTOR MOUNT 4 CWH55252J lt 11 PROPELLER FAN ASSY 1 CWHO03K1014 lt 12 NUT PROPELLER FAN 1 CWH56053J lt 13 CONDENSER COMPLETE 1 CWB32C2165 lt 14 4 WAYS VALVE 1 CWBO001037J lt 15 3 WAYS VALVE GAS 1 CWB011434 CWBO011523 16 STRAINER 1 CWB111004 lt 17 RECEIVER 1 CWB14011 lt 18 HOLDER SENSOR 1 CWH321009 lt 19 HOLDER SENSOR 1 CWH32075 lt 20 HOLDER COUPLING 1 CWH351025 lt 21 2 WAYS VALVE 1 CWB021400 lt 22 ACCUMLATOR 1 CWB131044 lt 23 TUBE ASSY EXP VALVE STRAINER 1 CWT01C4251 lt 24 STRAINER 1 CWB11094 lt 25 DRYER 1 CWB101016J lt 26 SENSOR COMPLETE 1 CWASB0C2066 lt 27 TERMINAL COVER 1 CWH171039A lt 28 NUT TERMINAL COVER 1 CWH7080300J lt 29 WIRE NET 1 CWD041111A lt 30 SOUND PROOF BOARD 1 CWH151176 lt 31 REACTOR 1 G0C193J00003 G0C193J00004 32 HOLDER SENSOR 1 CWH321023 lt 33 SENSOR COMPLETE 1 CWAS50C2402 lt 34 SENSOR COMPLETE 1 50 2281 lt 35 CONTROL BOARD CASING 1 CWH102294 lt 36 TERMINAL BOARD ASS Y 1 CWA28K1021J lt 37 ELECTRONIC CONTROLLER MAIN 1 CWA73C2824R CWA73C2825R 38 CONTROL BOARD COVER 1 CWH131264 lt 39 OVER HEAT PROTECTOR COMPLETE 1 CWA14C1012 lt 40 V COIL FOR 4 WAY VALVE 1 CWA43C2144J lt 41 V COIL COMPLETE FOR EXP VALVE 1 CWA43C2058J lt 42 HOLDER SENSOR 2 CWH32143 lt 43 CABINET SIDE PLATE L 1 CWE041278A lt 44 CABINET SIDE PLATE 1 CWE041280A lt 45 CABINET FRONT PLATE COMPLETE 1 CWE06C1136 lt 46 CABINET TOP PLATE 1 CWE031014A lt 47 F
21. stopped 60 C Frequency Reduced 55 C Frequency Limited 48 C 46 C Indoor Heat Exchanger Temp 39 13 Servicing Mode 13 1 Auto OFF ON Button Auto OFF ON Auto OFF ON Auto OFF ON Button pressed Button pressed Button pressed 5 sec 5 sec Auto Operation Test Run Operation Stop Test Run Operation Stop Forced cooling operation Forced heating operation Beep Beep x2 1 AUTO OPERATION MODE The Auto operation will be activated immediately once the Auto OFF ON button is pressed This operation can be used to operate air conditioner with limited function if remote control is misplaced or malfunction 2 TEST RUN OPERATION FOR PUMP DOWN SERVICING PURPOSE The Test Run operation will be activated if the Auto OFF ON button is pressed continuously for more than 5 seconds A beep sound will occur at the fifth seconds in order to identify the starting of Test Run operation Forced cooling operation Within 5 minutes after Forced cooling operation start the Auto OFF ON button is pressed for more than 5 seconds A 2 beep sounds will occur at the fifth seconds in order to identify the starting of Forced heating operation The Auto OFF ON button may be used together with remote control to set change the advance setting of air conditioner operation Auto OFF ON button pressed Main unit always continue Test Run forced cooling operation 5 sec 8 11 sec 16 sec Auto Operation Test Run Oper
22. 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 S Auto Operation Mode Shifting refer Table a Y Setting Temperature Limit Checking Min 16 C Max 30 C Y Outdoor Air Temperature Shifting refer Table b Y Fan Speed Shifting refer Table c refer Table d Start Up Shifting Setting Temperature Limit Checking Min 16 C Max 30 C 2 Internal Setting Temperature 12 1 2 Cooling Operation 12 1 2 1 Thermostat control Compressor is OFF when Intake Air Temperature Internal Setting Temperature 1 5 C Compressor is ON after waiting for 3 minutes if the Intake Air Temperature Internal Setting Temperature Compressor OFF point 12 1 3 Soft Dry Operation 12 1 3 1 Thermostat control Compressor is OFF when Intake Air Temperature Internal Setting Temperature 1 5 C
23. way Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles Recommended installation height for indoor unit shall be at least 2 5 m OUTDOOR UNIT 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 ceiling fence or other obstacles Do not place any obstacles which may cause a short circuit of the discharged air If piping length is over the rated length additional refrigerant should be added as shown in the table Rated Max Max Additional Model Piping size Length Elevation Piping Refrigerant m m Length g m Gas Liquid m HE9GKE 3 8 1 4 7 5 5 15 20 HE12GKE 1 2 1 4 7 5 5 15 20 Example For HE9GKE If the unit is installed at 10 m distance the quantity of additional refrigerant should be 500 10 7 5 m x 20 g m 50g 21 11 2 Indoor Outdoor Unit Installation Diagram Piping direction Attention not to bend Length of power supply cord Front side up drain hose Right _ About 1 0m About 1 8 m Right Lj MN SU Let TT Lett ti Rear Left bottom Super alleru _ buster filter 7 C Insulation of piping connections
24. when the piping connections are 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 11 4 4 CONNECT THE CABLE TO THE OUTDOOR UNIT 1 Remove the control board cover from the unit by loosening the screw 2 The connecting cable between the outdoor and the indoor units shall be a hose with a 5 x 1 5 mm 245 IEC57 HO5RN F polychloroprene sheath or heavier Terminals on the indoor unit 1 Colour of wires Terminals the outdoor unit 1 3 Secure the cable onto the control board with the holder clamper 26 4 Attach the control board cover back to the original position with the screw Outdoor Control Control board board cover V l l lels Connecting cable 27 12 Operation and Control 12 1 Basic Function Inverter control which equipped with a microcomputer in determining the most suitable operating mode as time passes automatically adjusts output power for maximum comfort always In order to achieve the suitable operating mode the microcomputer maintains the set temperature by measuring the temperature of the environment and performing temperature shifting The compressor at outdoor unit is operating following
25. 35 40 45 OD Temperature 61 Piping Length Characteristic Condition Room temperature 27 19 C Operation condition High fan speed Rated Frequency Outdoor temperature 35 24 C 5 00 Current A 2 3 7 9 10 11 12 13 14 15 16 Pipe length m E RTT T io NIE 2 3 4 6 8 14 15 16 length Lo pressure R 3 52 Capacity KW EE 9 2 3 4 5 6 7 8 9 1011 12 13 14 15 16 Pipe length m 2 3 4 5 6 7 8 9 1011 12 13 14 15 16 Pipe length m 62 Heating Characteristic Condition Room temperature 20 C Operation condition High fan speed Rated Frequency Piping length 7 5 m 12 0 Current A 20 15 10 5 0 5 10 20 15 10 5 0 5 10 OD Temperature c 20 15 10 5 0 5 10 Outlet air C 20 15 10 5 0 5 10 OD Temperature c 63 Piping Length Characteristic Condition Room temperature 20 C Operation condition High fan speed Rated Frequency Outdoor temperature 7 6 C 2 3 4 5 6 7 8 9 1011 12 13 14 15 16 Pipe length m lt 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Pipe length m Capacity kW 2 3 4 5 6 7 8 9 1011 12 13 14 15 16 Pipe length m 2 4 5 6 7 8 9 10 11 12 13 14 15 16 Pipe length m 64 16 2 Sensible Capacity Chart CS HE9GKE CU HE
26. 9GKE 230V Outdoor Temp C Indoor wet 30 35 40 46 bulbtemp TC SHC IP TC SHC IP TC SHC IP TC SHC IP 17 0 C 2 58 196 0 47 241 188 050 224 180 0 54 2 04 1 71 0 58 19 092 2 60 0 51 19 5 C 283 205 0 48 2 65 1 97 051 2 46 1 89 055 2 24 1 80 0 59 22 0 C 3 00 2 12 048 288 204 0 52 2 68 1 97 0 56 244 1 88 0 60 CS HE12GKE CU HE12GKE 230V Outdoor Temp C Indoor wet 30 35 40 46 bulb temp TC SHC IP Tc SHC IP Tc SHC IP TC SHC IP 17 0 C 347 263 0 78 324 252 084 302 243 090 274 230 0 97 19 0 C 3 50 0 85 19 5 C 3 81 2 76 0 79 356 265 0 85 3 31 255 0 91 3 01 243 0 98 22 0 C 415 286 0 81 3 88 275 0 87 3 61 2 66 0 93 328 2 53 1 00 TC Total Cooling Capacity KW SHC Sensible Heat Capacity kW IP Input Power KW Indoor 27 C 19 C Outdoor 35 C 24 C 65 17 Exploded View and Replacement Parts List 17 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 66 PART NAME amp DESCRIPTION QTY CS HE9GKE CS HE12GKE 1 CHASSY COMPLETE 1 CWD50C1551 lt 2 FAN MOTOR DC 30W 1 CWA981194CB lt 3 CROSS FLOW F
27. AN CO 1 CWH02C1024 lt 4 BEARING ASSY 1 CWH64K1005 lt 5 HOLDER FAN MOTOR 1 CWD911313 lt 6 SCREW HOLDER FAN MOTOR 4 XTT4412CFJ lt 7 L SHAPED PLATE FOR CHASSY 1 CWD601065B lt 8 EVAPORATOR CO 1 CWB30C2285 CWB30C2286 9 FLARE NUT 1 4 1 CWT25086 lt 10 HOLDER SENSOR 1 CWH321076 lt 11 BACK COVER CHASSIS 1 CWD911316B lt 12 DISCHARGE GRILLE COMPLETE 1 CWE20C2739 lt 13 VERTICAL 16 CWE241239 lt 14 CONNECTING BAR 1 CWE261056A lt 15 CONNECTING BAR 1 CWE261057A lt 16 GEAR COMPLETE VERTICAL VANE 1 CWH68C1017 lt 17 A S MOTOR DC SINGLE 12V 300 OHM 1 CWA981107J lt 18 LEAD WIRE FOR AIR SWING MOTOR 1 CWA67C4688 lt 19 FULCRUM 1 CWH621031A lt 20 HORIZONTAL VANE COMPLETE 1 CWE24C1212 lt 21 A S MOTOR DC SINGLE 12V 250 OHM 1 CWA981105J lt 22 LEADWIRE A S MOTOR AND GEAR 1 CWA67C5748 lt 23 WIRE NET 1 CWD041083 lt 24 CAP DRAIN TRAY 1 CWH521091 lt 25 FLARE NUT 3 8 1 2 1 CWT251031 CWT251032 26 SENSOR COMPLETE 1 CWA50C2467 lt 27 HOLDER SENSOR 1 CWH32137 lt 28 GEAR COMPLETE INTAKE GRILLE 1 CWH68C1021 lt 29 PIPE COVER 1 CWD911317 lt 30 ELECTRONIC CONTROLLER MAIN 1 CWA73C2872 lt 31 CONTROL BOARD COVER 1 1 CWH131163 lt 32 CONTROL BOARD COVER R 1 CWH13K1010 lt 33 TERMINAL BOARD CO WITH RELAY 1 CWA28C2192J lt 34 5 CORD 1 CWA20C2599 CWA20C2600 35 CONTROL BOARD COVER F 1 CWH131165 lt 36 ELECTRONIC RCVR INDICATOR 1 CWA744944 lt 37 INDICATOR HOLDER 1 CWD932309 lt 38 FRONT
28. CHECK button on the remote controller for about 1 second with a pointed object to transmit signal to main unit A beep sound is heard from main unit and the data is cleared 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 Operation Temporary items H23 Cooling Emergency Operation H27 H28 Cooling Heating with limited power 14 3 Error Codes Table Diagnosis Abnormality Protection control Abnormality Emergency Primary location to verify display Judgement operation HOO No abnormality detected Normal operation H11 Indoor outdoor abnormal 1 min after starting Indoor fan operation Internal external cable connections communication operation only Indoor Outdoor PCB H12 Connection capability rank abnormal H14 Indoor intake air temperature sensor Continue for 5 sec Intake air temperature sensor abnormality detective or disconnected H15 Outdoor compressor temperature Continue for 5 sec Compressor temperature sensor sensor abnormality detective or disconnected H16 Outdoor Current Transformer open Outdoor PCB circuit IPM Power transistor module H19 Indoor fan motor merchanism
29. GRILLE COMPLETE il CWE11C3881 lt 39 GRILLE DOOR COMPLETE 1 CWE14C1017 lt 40 INTAKE GRILLE COMPLETE 1 CWE22C1397 lt 41 SCREW FRONT GRILLE 3 XTT4 16CFJ lt 42 CAP FRONT GRILLE 2 CWH521088 lt 43 AIR FILTER 2 CWD001163 lt 44 FLEXIBLE PIPE 1 CWH851110 lt 45 FRAME FOR AIR FILTER 1 CWD661108 lt 46 SUPER ALLERU BUSTER FILTER 1 CWD001135 lt 47 REMOTE CONTROL COMPLETE 1 CWA75C3115 lt 48 INSTALLATION HOLDER 1 CWH36C1019 lt 49 BAG COMPLETE INSTALLATION SCREW 1 CWH82C 1496 lt All parts supplied from PHAAM Malaysia Vendor Code 061 67 17 2 Outdoor Unit s SSS SS ws SSS 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 68 PART NAME amp DESCRIPTION QTY CU HE9GKE CU HE12GKE 1 CHASSY ASS Y 1 CWD50K2171 lt 2 ANTI VIBRATION BUSHING 3 CWH50077 lt 3 COMPRESSOR DC 220V 1 5CS110XBD04 lt 4 NUT COMPRESSOR MOUNT 3 CWH56000J lt 5 CRANKCASE HEATER 1 CWA341026 lt 6 SOUND PROOF MATERIAL 1 CWG302464 lt 7 BRACKET FAN MOTOR 1 CWD541089 lt 8 FAN MOTOR DC 40W 1 ARW44X8P40AC lt 9 SCREW BRACKET FAN MOTOR 2 CWH551217
30. LARE NUT 1 4 1 CWT251030 lt 48 FLARE NUT 3 8 1 2 1 CWT251031 CWT251032 49 CONTROL BOARD COVER 1 CWH131213 lt 50 CONTROL BOARD COVER COMPLETE 1 CWH13C1145 lt 51 OPERATING INSTRUCTION 1 CWF565733 lt 52 INSTALLATION INSTRUCTION 1 CWF613288 lt 53 INSTALLATION INSTRUCTION 1 CWF613289 lt All parts are supplied from PHAAM Malaysia Vendor Code 061 PHAAM Printed in Malaysia SFBZ0708 01
31. N CAUTION Do not over tighten over tightening cause gas leakage 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 BM Bar _ Inclined Surface Cracked Uneven x 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 connections carefully check the flare finish Pipe 1 2 To remove burrs 3 To flare 25 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 ind it Y gw Liquid side pasaika Outdoor unit Two way valve 17 Close ZZ Gas side NS Vacuum pump em Three way valve adaptor
32. Order No 0706026 2 Service Manual Air Conditioner CS HE9GKE CU HE9GKE CS HE12GKE CU HE12GKE 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 PRECAUTION OF LOW TEMPERATURE In order to avoid frostbite be assured of no refrigerant leakage during the installation or repairing of refrigeration circuit TABLE OF CONTENTS PAGE PAGE 1 Safety Precaution 2 9 2 Outdoor Unit 17 2 Specifications 4 10 Printed Circuit Board 18 2 1 CS HE9GKE CU HE9GKE 4 10 1 Indoor 86868 J U 18 2 2 CS HE12GKE CU HE12GKE 6 10 2 Outdoor ss 19 3 Features 8 11 Installation Instruction 21
33. ation 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 Beep x4 Press any at remote Press AC 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 condition and press any button at remote control to transmit and store the desired transmission code to the EEPROM For transmission code selection explanation please refer to Select Remote Control Transmission Code 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 OFF remote control receiving sound Long beep 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 restar
34. 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 WARNING This indication shows the possibility of causing death or serious injury This indication shows the possibility of causing injury or damage to properties CAUTION The items to be followed are classified by the symbols This symbol denotes item that is PROHIBITTED from doing Carry test running to confirm that 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 1 Engage dealer or specialist for installation and servicing If installation or servicing done by the user is defective it will cause water leakage electrical shock or fire Install according to this installation instruction strictly If installation is defective it will cause water leakage electrical 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 4 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 d
35. connection to the Socket 2 Power supply connection to a circuit breaker for the permanent connection Use an approved circuit breaker for the permanent connection It must be a double pole switch with a minimum 3 5 mm contact gap Do not release refrigerant during piping work for installation servicing reinstallation and during repairing a refrigeration parts Take care of the liquid refrigerant it may cause frostbite Installation work It may need two people to carry out the installation work Do not install this appliance in a laundry room or other location where water may drip from the ceiling etc 2 Specifications 2 1 CS HE9GKE CU HE9GKE ITEM UNIT INDOOR UNIT OUTDOOR UNIT Performance Test Condition EUROVENT Capacity kW 2 60 0 60 3 00 kCal h 2240 520 2580 EER W W 5 10 5 00 4 29 kCal nw 4 39 4 33 3 69 Noise Level dB A H L Q Lo 39 26 23 Power level dB 52 Capacity kW 3 60 0 60 6 50 kCal h 3100 520 5590 COP W W 5 22 5 22 3 78 kCal nw 4 49 4 52 3 25 Q2Z2 ArPmMrs AZ CT000 Noise Level dB A H L Q Lo 42127 124 Power level dB Moisture Removal pt h Cooling 5 4 Simin fi3 mi m min ft min Heating 5 8 Air Volume Cooling 6 1 Simin H3 mi m min ft min Heating 6 5 Cooling 8 3 Simin ft3 mi m min ft min Heatin
36. d Wire Terminal Board Control 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 Release 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 48 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 15 1 4 Removal of Fan Motor and Cross Flow Fan Gear Complete Particular 2 Piece lt Drain Hose Discharge Grille Fig 9 1 Remove particular piece Fig 9 2 Remove the drain hose from the unit Fig 9 49 Gear Complete connector Screw 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 Screws Fan Motor Cover Screws Fig 11 6 Remove the Fan Motor Cover by removing four screws from the Fan Motor Cover Fig 11 50 Fig 12 7 Remove the screw on the left side of evaporator Fig 12 Cross Flow Fan Screw Fig 13 8 Loosen the screw between the Cross Flow Fan and Fan Motor Fig 13 9 Remove the bearing Fi
37. e length m 66 BR E ELECIL m Egi E 333355 E E 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Pipe length m 58 Heating Characteristic Condition Room temperature 20 C Operation condition High fan speed Rated Frequency Piping length 7 5 m 20 15 10 5 OD temperature 0 5 10 20 15 10 5 0 5 10 OD temperature 59 Piping Length Characteristic Condition Room temperature 20 C Operation condition High fan speed Rated Frequency Outdoor temperature 7 6 C 3 35 2 3 4 5 6 7 8 201314 15716 Pipe length m 2 4507 9 10 11 12 13 14415716 Pipe length m 2 3 4 5 6 7 8 9 1011 12 13 14 15 16 Pipe length m 60 16 1 2 CS HE12GKE CU HE12GKE Cooling Characteristic Condition Room temperature 27 19 C Operation condition High fan speed Rated Frequency Piping length 7 5 m 5 00 4 50 4 00 3 50 Current A 3 00 2 50 2 00 15 20 25 30 35 40 45 OD temperature C 1 10 1 05 1 00 ure MPa 0 95 pre o 0 90 0 85 15 20 25 30 S5 40 45 OD temperature C gt gt Capacity a N a 15 20 25 30 35 40 45 OD temperature c 18 00 17 00 o 16 00 15 00 14 00 Outlet Air 13 00 12 00 15 20 25 30 4
38. ed cycle cycle Horizontal Automatic Operation Operation after Powerful ON Heating When heat exchanger temperature is below 32 C mam N N NOLAN 40 40 40 40 When heat exchanger is between When the Neural Control is stabilized In Quick Warm Operation 32 C incl and 56 C excl XA X 25 25 25 25 The louver horizontally swings at a fixed cycle When the Neural Control is not stabilized In Warm Heating Operation 0 0 When heat exchanger 0 0 temperature is 56 or more o 0 0 0 0 12 1 10 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 During quiet operation if
39. er on 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 A or W button on the remote controller The code H00 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 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 44 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 To 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
40. g 9 5 Refrigeration Control Device Cooling 10 5 Simin 3 mi m min ft min Heating 12 5 Cooling 23 8 840 Heating 23 1 820 Check Valve amp Capillary Tube Refrigeration Oil RB68A or Freol Alpha68M 400 Refrigerant R410A 298 11 23 32 1330 46 9 540 21 1 4 Dimension 870 34 1 4 780 30 23 32 199 7 27 32 289 11 3 8 Net Weight Pipe Diameter 12 26 37 82 9 52 3 8 Standard Length 6 35 1 4 7 5 24 6 Pipe Length Range 3 9 8 15 49 2 Height Difference 5 16 4 Additional Gas Amount g m oz ft 20 0 2 Refrigeration Charge Less m ft 7 5 24 6 Inner Diameter Drain Hose mm Length Type mm Hermetic Motor Compressor Motor Type Brushless 6 pole Rated Output Type Cross Flow Fan 750 Propeller Fan Material ASG30K1 PP Motor Type Transistor 8 pole Induction 6 pole Input Power 25 65 Output Power 30 Q Lo Cool Heat 590 690 Fan Speed Lo Cool Heat 660 750 Me Cool Heat 880 990 Hi Cool Heat 1100 1230 ITEM UNIT INDOOR UNIT OUTDOOR UNIT Fin Material Aluminium Pre Coat Aluminium Fin Type Slit Fin Corrugated Fin Heat Exchanger Row x Stage x FPI 2 x 15 18 17 x 19 5 2x23x17 36 4 x 504 x 824 2 Size WxHxL 671 x 322 6 x 30 9 7937 Pees
41. g 12 51 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 52 15 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 15 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 53 15 2 Disassembly of Outdoor Unit WARNING Electric parts in Outdoor Unit Control Cover inside contain High Voltage by booster capacitor Make sure to discharge it completely before servicing in order to prevent electric shock 15 2 1 Removal of Cabinet Top Plate and 15 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 and the Cabinet Top Plate
42. gain In 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 Press the TIMER 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 no receiving sound and no Power LED blinking A or Y button on the remote controller The code 00 no abnormality will be displayed and signal will be transmitted to the main unit 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 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 2 3 Press the TIMER Turn pow
43. he compressor stops if outdoor pipe temperature exceeds 63 C If the compressor stops 4 times in 20 minutes Timer LED blinking F95 outdoor high pressure rise protection 63 C Frequency Limited 58 C 56 C Outdoor Pipe Temperature 12 2 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 same 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 12 2 3 Protection Control For Heating Operation 12 2 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 38 12 2 3 2 Outdoor Air Temperature Control maximum current value is regulated when the outdoor air temperature rises above 14 C in order to avoid compressor over loading Current Regulated 14C 12 C Free Within Max Limit Outdoor air temperature 12 2 3 3 Overload Protection Control 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
44. hen 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 If the set value is exceeded again more than 30 seconds after the compressor starts 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 36 12 2 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 1109 compressor will stop occurs 4 times per 20 minutes timer LED will be blinking 97 is to be confirmed Compressor OFF 110 C 97 C Frequency Reduce 108 C 96 Frequency Maintain 105 95 C Comp Top temperature 12 2 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 tempe
45. igerant circuit within 20 minutes F96 IPM power transistor overheating Excess refrigerant protection Improper heat radiation IPM Power transistor F97 Outdoor compressor overheating 4 times occurance Insufficient refrigerant protection within 20 minutes Compressor F98 Total running current protection 3 times occurance Excess refrigerant within 20 minutes Improper heat radiation F99 Outdoor Direct Current DC peak 7 times occurance Outdoor PCB detection continuously IPM Power transistor Compressor Note O Frequency measured and 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 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 45 15 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 15 1 Disassembly of Indoor Unit 15 1 1 Remova
46. ion Speed rpm i Manual Fan Speed Cooling Dry Fan speed is determined according to remote control setting Remote Control Tab Hi Heating Fan speed is determined according to remote control setting and outdoor heat exchanger temperature Manual fan speed 57 C Remote Control Setting Fan speed Indoor Heat Exchanger Temp 29 ii Auto Fan Speed Cooling Dry According to room temperature and setting temperature indoor fan speed is determined automatically The indoor fan will operate according to pattern below Fan 1 pattern 10 s Speed h a Higher Medium Lower Heating According to indoor pipe temperature automatic heating fan speed is determined as follows Automatic fan speed Instantaneous Maximum Fixed fan speed 54 C 39 C 36 C 36 C N Down see ENO are 19 C 24 Stop 16 C Indoor Heat Exchanger Temp B Feedback control 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 50 rpm continue for 10 seconds then fan motor error counter increase fan motor is then stop and restart If the fan motor counter becomes 7 times then H19 fan motor error is detected Operation stops and cannot on back 12 1 7 Outdoor Fan Motor Operation Outdoor fan motor is ope
47. l of the Front Grille 2 Caps And 2 Screws Fig 1 1 Lift to open the horizontal vane gently Remove the 2 caps and 2 screws at the bottom of discharge vane Fig 1 Level Arm Front Panel Fig 2 2 Remove the front panel by pressing Lever Arm with finger Fig 2 46 Hooks Front Grille Hooks Triangle Mark Triangle Marks Fig 3 3 Remove the 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 15 1 2 Removal of Control Board Complete Control Board Cover Fig 4 47 CN TH 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 Terminal FG GRN e CN STM1 Air Swing Motor for vertical louver CN STM2 Air Swing Motor for horizontal louver CN FM Indoor Unit Fan Motor 15 1 3 Removal of PCB Hooks NM 4 Control Board Control board Cover R Cover L Screw Lea
48. mperature two on the both sides of the Control Box B for Terminal Reactor Connectors two Plate Control Casing B For Terminal Board Mount 4 Remove the interconnect cables and the Earth Wire one Screw Interconnect cables red white and black indeta Disconnect them from the Terminals The earth terminal yellow green M Remove it by unscrewing one screw Remove the screws two fixing the Terminal part and the Cabinet Side Plate Earth Wire Fig 10 55 6 Release the hooks four on the Control Box A Lower Control PCB Cover Note Be careful of hanging up of connectors or wiring cables such as the earth wire when the Box A is removed Hooks Two on the right Control Casing A Control Board lower pat Fig 11 7 For the Control Board replacement is made together with the Control Box 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 the PCB 15 2 5 Removal of Propeller Fan and Fan Motor 1 Remove the Cabinet Top Plate and Cabinet Front Plate according to 15 2 1 2 Remove the Control Box by releasing the hooks four two each on the both sides 56 3 Remove only the Connector for the CN FM1 Outdoor unit Fan Motor 4 Remove the Propeller Fan by turning the nut in the center
49. nnections column as mentioned in Indoor Outdoor Unit Installation Secure the Indoor Unit Pull out the piping and drain hose 1 Centre of the piping hole left rear side of piping CL mmm Move the drain hose nearto arrow mark and tape it with piping in a position as mentioned in Fig below Drain hose Cover for the left piping Pipe 4 Cover for the over for the right piping Cover for bottom piping bottom piping 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 Insert the connecting cable Connecting Gas side piping cable Liquid side piping Drain hose surface Connecting cable connecting cable side piping 70 A side piping Cable g 23 Install the indoor unit Hook the indoor unit onto the upper Hooks at portion of installation plate Engage the a installation indoor unit with the upper edge of the 2 plate installation plate Ensure the hooks are properly seated on the installation plate by moving it in left and right Sleeve for piping hole Piping Indoor unit Drain hose Secure the Indoor Unit 1 Power supply cord arrangement Excess length of power sup
50. one the set will drop and cause injury 5 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 6 Usethe specified cable and connect tightly for indoor outdoor connection Connect tightly and clamp the cable so that no external force will be acted on the terminal If connection or fixing is not perfect it will cause heat up or fire at the connection 7 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 at connection point of terminal fire or electrical shock 8 When connecting the piping do not allow air or any substances other than the specified refrigerant to enter the refrigeration cycle Otherwise this may lower the capacity cause abnormally high pressure in the refrigeration cycle and possibly result in Q explosion and injury 9 Thickness of copper pipes used must be more than 0 8 mm Never use copper pipes thinner than 0 8 mm Q 10 It is desirable that the amount of residual oil is less than 40 mg 10 m Q 11 Do not modify the length of the power supply cord or use of the extension cord and do not share the single outlet with other electrical appliances Otherwise it will cause fire or electrical shock
51. 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 270 mm hole core drill The 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 The 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 left and the hole should be slightly slanted to the outdoor side 22 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 Caution When the wall is hollow please be sure to use the sleeve for tube ass y to prevent dangers caused by mice biting the connecting cable Finish by sealing the sleeve with putty or caulking compound at the final stage
52. ply 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 create squeak sound 2 Press the lower left and right side of the unit against the installation plate until hooks engages with their Slot sound click Do not tie 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 marking 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 cap I Insert a drain cap into the unit using a hexagonal 4 mm wrench Pipe and cable cutting indications About 750 mm Mark on the i 1 050mm plus from the Thin installation plate P UM Thick piping piping hole Thin piping cutting point Drain hose Thick piping Thick piping cutting point Pull down the piping as much as possible
53. rated with one fan speed only It starts when compressor starts operation and it stops 30 seconds after compressor stops operation ON ON Compressor OFF ON Fan Speed ON Outdoor Fan l 30 sec OFF 30 12 1 8 Airflow Direction Control 12 1 8 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 Lower limit 51 Five level setting is possible with the remote controller Swing Upper limit 12 Lower limit 51 The louver swings between the upper limit and the lower limit After Powerful is turned on the louver is fixed at 26 for 5 minutes or until the Neural Control is stabilized K 12 AX After the Neural Control is stabilized the louver is fixed at 129 Dry Operation Mode Manual Operation Vertical Automatic Operation Power ON Automatic Operation Lower limit 41 Five level setting is possible with the remote controller Ss 12 2 EP louver is fixed at 129 The louver is fixed at 12 31 Heating Operation Mode Manual Operation Vertical Automatic Operation Power ON Upper limit 12
54. rature indoor piping temperature is below 4 C During Heating operations Indoor piping temperature indoor suction is under 5 C b Control contents Compressor stops and restart after 3 minutes If the conditions above happen 2 times within 20 minutes the unit will Stop operation Timer LED blinks and F91 indicated 12 2 1 7 Low Frequency Protection Control 1 When the compressor operates at frequency lower than 25 Hz continued for 240 minutes the operation frequency will be changed to 24 Hz for 2 minutes 12 2 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 Heating Indoor intake air C T 14or T 2 30 T 14 or T gt 28 Outdoor air C T lt 130rT gt 38 T 4orT 2 24 Indoor heat exchanger C T 30 T20 37 12 2 2 Protection Control For Cooling 4 Soft Dry Operation 12 2 2 1 Outdoor Air Temperature Control The compressor operating frequency is regulated in accordance to the outdoor air temperature as shown in the diagram below This control will begin 1 minute after the compressor starts 25 C 22 C Frequency Limited 15 C 15 C Outdoor Air Temperature 12 2 2 2 Cooling Overload Control Detects the Outdoor pipe temperature and carry out below restriction limitation Limit the compressor Operation frequency T
55. re is an abnormality operation occurs 35 12 2 Protection Control 12 2 1 Protection Control For All Operations 12 2 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 if the power supply is cut off and on again or after 4 way valve deices condition 12 2 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 12 2 1 3 Total Running Current Control 1 When the outdoor unit total running current AC exceeds X value the frequency instructed for compressor operation will be decreased 2 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 Model HE9GK HE12GK Operation Mode X A Y A X A Y A Cooling Soft Dry A 4 95 16 99 5 76 16 99 Cooling Soft Dry B 4 43 16 99 5 24 16 99 Cooling Soft Dry C 4 95 16 99 5 76 16 99 Heating 6 2 16 99 8 1 16 99 4 The first 30 minutes of cooling operation A will be applied 102 C 101 C 39 C A 38 C Outdoor air temperature 12 2 1 4 IPM Power transistor Prevention Control A Overheating Prevention Control 1 W
56. 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 Screws 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 Screws amp Fig 4 Fig 2 54 15 2 3 Removal of Control Box 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 5 2 Remove the screw one fixing the Control Box Fig 8 15 2 4 Removal of Control Board 1 Remove the Cabinet Top Plate and Cabinet Front Plate according to 15 2 1 2 Remove the Control Cover and Terminal Cover according to 15 2 2 Remove the Control Box according to 15 2 3 4 Disconnect the Control Terminals Four cables Power Supply Terminal I Fig 6 3 Remove a variety of connectors and Terminals Compressor cables red blue and yellow Aun 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 CN DIS 5 Place the Control Box reversely and remove the screws pom Sensor Complete Discharge Air Te
57. requency Cooling Operation by short circuiting CN S after applying power between the terminals 1 and 2 Operation of the compressor and the outdoor fan motor can be checked by applying power after short circutting CN S Sensor Thermistor Characteristics H2 Outdoor Air Sensor H2 Outdoor Heat Exchanger Sensor Resistance Resistance 10 0 10 20 30 40 50 20 40 60 80 100 120 140 Temperature C Temperature C 17 10 Printed Circuit Board 10 1 Indoor Unit 10 1 1 Main Printed Circuit Board DUE 8110 Sam gt Terminal FG GRN 10 1 2 Indicator Panel f LED205 LED201 O 5 ggug st QW R 9 LY 8 e 54 Ie sQ 10221 n k LED203 LED204 nm 3 lt 8 e 10 2 Outdoor Unit 10 2 1 Main Printed Circuit Board Li BLACK 5 BLACK AL ER ez oo E a ane 20 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 place where noise prevention is taken into consideration Do not install the unit near the door
58. s function quickly with full power and a strong airflow Quiet mode to provide a quiet environment by reducing Environmental Protection the indoor unit operating airflow sound Non ozone depletion substances refrigerant R410A 24 hour ON Timer and OFF Timer setting Air swing manual and automatic adjusted by Remote Operation Improvement Control for vertical airflow and the horizontal airflow Random auto restart control after power failure for safety restart operation Advanced inverter technology provides outstanding energy efficiency and powerful flexible comfortable operation 4 Location of Controls and Components 4 1 Product Overview 411 Indoor Unit Air intake Movable panel Front panel Top Grill P XEM Auto OFF ON button I Aluminium fin y Indoor unit Super alleru buster filter Air filters Airflow direction louver Air inlet rear Air inlet side Discharged air 4 1 2 Outdoor Unit Air outlet 4 1 3 Remote Control FAN AUTO i Operation mode amp 72 Er Remote control display Off On Temperature setting Fan speed selection Airflow direction adjustment L e Powerful operation 5 setting Check 7 4 Clock setting CHECK 5 Dimensions 5 1 Indoor Unit Front View Side View Right piping hole Back View Unit mm
59. 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 1 12 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 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 12 1 12 1 Powerful Operation Zone Cooling Soft Dry Mode Heating Mode 3 5 C Powerful Stable 0 5 C Powerful Unstable 2 5 C Cooling Powerful Stable 0 5 C 3 5 C 0 5 C Powerful Unstable Powerful Unstable Soft Dry Operation Zone Control Dry Mode Cooling Mode Heating Mode Powerful Initial Fan speed Lo SHi SHi Fan speed Powerful Stable Adjust to achieve desired temperature quickly Setting Temperature Powerful Unstable Fan speed SLo Auto Auto 34 12 1 13 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
60. ted 13 2 Select Remote Control Transmission Code There are 4 types of remote control transmission code could be selected and stored in EEPROM of indoor unit The indoor unit will only operate when received signal with same transmission code from remote control This could prevent signal interference when there are 2 or more indoor units installed nearby together To change remote control transmission code short or open jumpers at the remote control printed circuit board 40 Remote Control Printed Circuit Board FA Jumper A J A Jumper B J B Remote Control No al Short Open A Default Open Open B Short Short C Open Short D 13 3 Remote Control Button 13 31 SET BUTTON To check current remote control transmission code Press for more than 10 seconds 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 13 3 2 CLOCK BUTTON To change the remote control s time format Press for more than 5 seconds 13 3 3 RESET To clear and restore the remote control setting to factory default Press once
61. timer activates quiet operation maintains 6 After off when on back quiet operation is not memorised 33 C Control contents 1 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 2 Manual fan speed for quiet operation is 1 step from setting fan speed 12 1 11 Quiet operation 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
62. to clear the memory 13 3 4 RESET AC To restore the unit s setting to factory default Press once to restore the unit s setting 13 3 5 TIMER A To change indoor unit indicator s LED intensity Press continuously for 5 seconds 13 3 6 TIMER Y To change remote control display from Degree Celsius to Degree Fahrenheit Press continuously for 10 seconds 41 14 Troubleshooting Guide 14 1 Refrigeration Cycle System In order to diagnose malfunctions make sure that there are no electrical problems before inspecting the refrigeration cycle Such problems include insufficient insulation problem with the power source malfunction of a compressor and a fan The normal outlet air temperature and pressure of the refrigeration cycle depends on various conditions the standard values for them are shown in the table on the right Normal Pressure and Outlet Air Temperature Standard Gas pressure MPa kg cm G 0 9 1 2 9 12 Outlet air temperature C Cooling Mode 12 16 Heating Mode 2 3 2 9 23 29 36 45 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 and outlet More than 8 C 15 minutes after an operation is started at cooling mode Above 14 C 15 minutes after an operation is started at heating mode air temperatures Less than 8

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