SERVICE MANUAL FOR EH
Contents
1. 28 t f Right angle plate 96 Remote controller E ah Front Panel 99 AA Water resistant board 26 Display lox 54 Wire Clip RET Air filter 53 HAL Bearing 04 MI Cold Catalyst Step motor 03 Few cover Jl Step motor right support 3 n Middle frome 50 Right small Connecting roo el Air outlet protect net 49 Arie Right Connecting rod A 20 Swing louver left support 48 EB Right Connecting rod B 19 Bit Em Swing louver middle support 47 Right middle Connecting rod 18 Bip Swing louver right support 46 mu Left middle Connecting rod 17 Swing louver 2 45 Left Connecting rod B 1 Step motor left support 2 14 REKE Thermal insulation pipe 5 Guide Louver Bearing A 5 Ad Connecting cable 14 Lig Left Connecting rod A 42 HTA Terminal Board 13 Down louver 41 Power cord le LEW Louver 40 Flectric control plate utlet part 97 PT Tube Temp Sensor 10 AU BAM t voporotor left plate 38 aes Room Temp Sensor 2 AA Lvoporator Assy J Display lomp plate 8 FERKA Room temp Sensor Holder 36 Hat Electric box Panel 7 Ring of Bearing 3 BRAIN Electric box Panel A 6 Tp2. CU Sensor 7 Filter board 26 filter E LUCR PIE peat ton c4 iji CPU mainboard 03 ud PM board HEN T0090 2 20 PR Partition board EA Compressor 8 a Maintenance plate 1 E ER Low pressure valve 16 KE High pressure valve 8 1 Valve installation plate 14 USB Top of the Electric Box E A Right panel lectronic expansion valve nagd rour way valve assembly 9 eM Rear Grill 9 UAE lectric box 5 pane Ps Londenser 6 Motor support 5 ZW Left panel 4 M Motor 3 Axial flow fon Front Plate EE ront Grill n i Port Nane n 27 5 6 TAS 18EH 28
3. 29 T filter board 08 E filter ES reoctor 26 CPU mainboaro 25 IPM board 04 PEL i PFC board 03 I BUS temperature sensor ZAR Left panel 21 Left protect net 20 Front Plate Front Grill 8 MUR UT Axial flow fan 17 DC Motor 16 NR Motor support is PA Condenser 14 KE Base E Compressor 2 High pressure valve _ow pressure valve 10 RUE Valve instollation plate 9 A Large handle d t AR Right panel TETKA Desiccation filter 6 rlectronic expansion valve 5 our way valve Partition boare E eh Rear Gril E Flectric box TEN lop pane NE A Part Name 25 5 4 TAS I2EH M SES S 24 0 9 9 9 0 9 00 0 9 9 9 EE Remote controller 34 8 Guide Bearing 3 22 X Water pipe Je B Bose S ORAL RR Bearingf cross
4. JO 25 temperature sensor 24 T Left panel 23 Left protect net 20 Front Plate 4 Ma FEDERE EM N all Axial flow fan 9 a Nele 8 EN Motor support MR Condenser 16 Base 5 Lompressor 14 small handle EE Maintenance plate 2 Ei High pressure valve KER Low pressure valve 10 Volve installation plate 9 Ui Top of the Electric box 5 ETE Electronic expansion valve TRES Desiccotion filter 5 FOur way valve 4 12 Ee oC NOx 5 Partition board 2 Anti vibration pad em Top panel M tk Part Nome m 3l 5 8 TAS 24EH 32 ole FAHA C 34 TOIT 49 Step motor bearing C 32 AA AMAR Step motor bearinc 3l JA GT x 6 29 ITE 28 27 26 OO 25 SB Flectric box cover 24 BAJRA ae Motor ae UM i 2 Puk Woter resistont board 20 18 Front Panel n Display lamp ponel 16 ITA Display box 15 Va 14 Middle frame screw cover 3
5. Fig 6 the indoor fan motor The main winding resistance the motor wire black white 273 the auxiliary winding resistance the motor wire red white 343 Q Malfunction code F6 the outdoor temp sensor fault Faulty cause 1 maybe the indoor coil temp sensor s bnc connector plugs is loose or contact ill 2 the sensor is bad or the down lead is circuit break circuit short 3 the indoor PCB s hardware has been damaged Turn off the power Take out the temperature sensor from outdoor PCB Then test this outdoor temperature sensor resistance whether ii The outdoor temp sensor is is normal the normal discharge sensor is 3K 200K the bad please change it other sensor is 1 40 ones Sensor with the indoor PER a L b cue weh us d again Check the sensor and the indoor PCB 9 or repair this adapter connector terminal resistance The normal value is 0 9 The indoor PCB is bad please change it 50 Malfunction code FA the communication fault between the wire controller to the indoor PCB The faulty cause 1 the wire controller s connecting plug is loose or contacts ill 2 the wire controller s hardware has been damaged 3 the indoor PCB has been damaged gt gt Electrify and turn on the unit Check the connecting line wire controller PCB whether they are loose or have a bad contact Please change the connecting lin
6. Y Test the very port resistance value whether the VCC Vm 15 normal the nor mal value VCC 15Vdc Vm P 340Vdc Vsp 0 5 V The outdoor PCB is bad Pls change it The motor circuit is bad pls change this motor RED GNU BLUE VCC BROWN RANGE FG WHITE Eo Fig 26 the DC motor The malfunction code outdoor unit drive fault start compressor failure uM du Turn on the unit The reference resistance value of motor port Vm GND ee Vec GND 12510 Vsp GND 200k PG GND The faulty cause 1 startup Moment doesn t reach the requirement when the compressor runs firstly 2 The contacting wire of the compressor is connected wrongly 3 The wire connecting the IPM board to the PCB is loose The component of IPM board is bad Knock the compressor around by crabstick Let The start up moment isn t the rotor become be loose then turn on it again enough because of the first and check the camnrescor whether it riinnina running This is a normal Check the contacting wire of compressor whether Pls contact the wire exactly again it is right or credible according to picture if there is a mistake Pls connect the IPM board to the PCB exactly Whether is running after turning on The wire connecting the IPM board to the PCB is loose Pls change the wire or PCB board The component of IPM board is bad Pls change it 59
7. 150V 270V Ensure the power voltage is in the normal voltage range 150V 270V The IPM basic board hardware has been damaged pls change the IPM basic board The malfunction code P8 lack the refrigerant or reverse valve fault The faulty cause 1 the high and low pressure valve are closed 2 the refrigerant leaks from the A C system 3 the indoor and outdoor pipe temp sensor are loose or hang in the air 4 the indoor and outdoor pipe temp sensor has been damaged T Turn off the power Open the high and low pressure valve Check whether the high and low pressure valve are wen Due to refrigerant leakage kook for the leak to weld it then charge anew the refrigerant to the system Fig 9 17 Check whether the system pressure is normal the normal value high pressure3 06Mpa low pressure1 6Mpa Pls change it if the sensor wire is short circuit or open circuit Pls arrange the indoor and outdoor sensor correctly and change it if the probe spring piece is damaged Refer to 18 25 Check whether the indoor and outdoor pipe temp sensor are loose or hang in the air 55 Fig 10 Pls daub the bubble to four terminals then observe them for five minutes If there are some bubbles that grow slowly and broke around the terminal it shows the leakase Fig 9 please make sure that there is enough soap bubble Wa
8. Ratio Vs Outdoor Temperature Heating Capacity Correction Factor Capaci ty Ratio 4 Y nu Ai 4 2 14 20 30 36 4 50 59 Outdoor Temp deg F 11 Capacity Correction Factor Due to Tubing Length One Way Cooling Capacity Ratio VS Tubing Length Cooling 10 12 14 16 18 20 22 24 26 28 230 Tubing Length m Heating Capacity Ratio VS Tubing Length Heating 4 6 8 10 12 14 16 18 20 22 24 26 28 30 Tubing Length m 12 Pressure Curve Suction Pressure Curve Suction Pressure Vs Outdoor Temp Cooling 2 2 2 c o 5 3 92 Outdoor DB Temperature PF Discharge Pressure Curve Discharge Pressure Vs Outdoor Temp Cooling TEL gt ent 1 an pr i m all am o 1 Discharge Pressure kPa dy 2500 2000 1750 1500 95 104 113 Outdoor DB Temperature fF 13 ELECTRICAL DATA Mods Power Supply Connected t Maximum Curren Inrush Current 40A Starting Current Circuit breaker 20A Power supply wiring No x cross section Interconnecting cable No x cross section Moda Power Supply Connected to Maximum Curren Inrush Current 40A Starting Current Circuit breaker 20A Power supply wiring No x cross section Interconnecting cable No x cross section Moda Power Supply Connected to Maximum Curren Inrush Current 40A Starting Curr
9. The outdoor PCB fault check whether the communication circuit on the outdoor PCB has been damaged check especially some important electric parts such as the optical coupler voltage stabilizing diode resistor and so on Pls replace the PCB if being abnormal Fig 3 46 Note there are two kinds of connecting technics for the indoor and outdoor connecting cable Fig 2 shoed the technics before 2007 and Fig 3 showed the technics after 2007 Fig 2 the indoor and outdoor connecting cable s technics before 2007 Fig 3 the indoor and outdoor connecting cable s technics after 2007 The voltage stabilizing diode mm The voltage of the cross flow ZDA s ADA reference values fan feedback end will be Forward resisitance 713 Q increased gradually from 0 to reverse resistance oo E iai 2 4VDC when turning on the indoor unit resistance value 1 25 C The limited current resistance value 14 8 MBOOORH I 47 Fig 4 the indoor PCB Note the above parameter is tested when there is the power in the PCB so is the following r amp C SIIZZ5 ES E p E ES N Please test the DC motor end to Nterminal voltage value VCC N H5 VDC P N 340VDC Vsp N 0 45VDC resistance value 1 MKQ 25 The voltage stabilizing diode 701 ZD2 re
10. mainline 36 indoor fan feedback wire 1s off the relevant socket with indoor feedback wire The lamp panel displays F4 code 5 when indoor sensor has the problem the lamp will display F F3 code When indoor coil outlet inlet and middle temperature sensor appear malfunction the lamp panel displays F3 code when indoor temperature sensor appears fault the lamp panel shows F2 fault code Indoor temperature sensor plug the relevant socket of indoor temperature sensor plug The lamp panel alternately displays F2 F3 fault code 6 when outdoor temperature sensor is off or loose contact the indoor lamp panel displays F6 fault code the relevant socket of outdoor temp Sensor The outdoor temperature sensor is off or loose contact The indoor lamp panel displays F6 ault code 7 when the system appears mode conflict the indoor lamp panel shows d1 code he indoor lamp panel shows d1 code 8 when the system is in the defrosting condition The lamp panel displays dF code The lamp panel displays dF code 39 The outdoor electrical control fault code of the America 12K model 1 the outdoor module temperature sensor is off or loose contact the lamp panel shows F6 code the outdoor module temperature sensor is off or loose contact the relevant socket with the outdoor module temperature sensor plug he lamp panel shows F6 code 2 The outdoor unit D
11. times and then extinguish 2 seconds outdoor unit drivefault start compressor The running lamp lightens all the time the turbo lamp failure lightens 6 times and then extinguish 2 seconds outdoor sensor fault 44 The 85 style indoor lamp panel The timing lamp The sleeping lamp The running lamp Trouble display TP The timing lamp lightens all the time the sleeping lamp lightens 2 times and then extinguish 2 seconds The timing lamp lightens all the time the sleeping lamp lightens 5 times and then extinguish 2 seconds The timing lamp lightens all the time the sleeping amp lightens 3 times and then extinguish 2 seconds The timing lamp lightens all the time the sleeping l amp DL lightens 4 times and then extinguish 2 seconds a The timing lamp lightens all the time the sleeping lamp lightens 4 times and then extinguish 2 seconds TM The timing lamp lightens all the time the sleeping amp lightens 4 times and then extinguish 2 seconds More ones The timing lamp lightens 1 time and then extinguish second EDU EI RU ania The running amp and then extinguish the outdoor unit transducer module The running lamp lightens all the time the sleeping lamp The running lamp lightens all the time the sleeping lam discharge temp of compressor too high outside ambient temp too high switch Therunning lamp lightens all the time thesleepingla
12. C busbar voltage is abnormal the lamp panel shows F7code The lamp panel shows F7code 3 the outdoor module drive wire is off the lamp panel shows FC code The outdoor module drive wire 1s off The matching socket with the outdoor module drive wire The matching socket with the outdoor module drive wire The outdoor module drive wire is off 4 The lamp panel shows FC code 4 the wave filtering board and mainboard power wire is off or loose contact the lamp panel shoes F1 code zm the wave filtering board and mainboard power wire is off or loose contact The matching socket with the wave filtering board and mainboard power wire the lamp panel shoes code 5 the evaporator middle temperature and condenser middle temperature sensor is off the lamp panel displays P8 code the evaporator middle temperature and condenser middle temperature sensor is the lamp panel displays P8 code 43 The 67 style indoor lamp panel The timing lamp The turbo lamp The running lamp The indoor unit display The running lamp lightens all the time the turbo lamp lightens 2 times and extinguish 2 seconds The running lamp lightens all the time the turbo lamp lightens 5 times and extinguish 2 seconds The running lamp lightens all the time the turbo lamp lightens 3 times and ie extinguish 2 seconds The running lamp lightens all the tim
13. E spring of sensor 21 CDI Tube temp Sensor Holder 20 TE Middle frame 19 Middle frame coverplate 18 ira Display box 1 Fond 16 DEM 2 15 3 14 screw cover 8 lo Evaporator plastic left plate Is ARE 1 Tof 10 TRAP Cross flow fan E Ji s Base HR EK utlet part 7 Guide Bearing S SAGT 5 DS Dp 4 AT Lever 3 ENTF Swing louver 14 E REKE Heat preservaton water pipe 21 5 3 TAS 12EH O gt CS CS OUS CS UU 22
14. NDITIONS and Operating Limits 2 1 RATING CONDITIONS Standard conditions in accordance with ANSI AHAM RAC 1 2003 and UL 484 Cooling Indoor 80 FDB 67 F WB Outdoor 95 F DB 75 F WB Heating Indoor 70 F DB60 F WB Outdoor 47 F DB 43 F WB 2 2 Operating Limits 0002 Outdoor 0 02 e 2PH 198 264V 115V Voltage 3 Units characteristic Wide operating range with outdoor air temperatures up to 15 C in cooling for the Heat pump High efficiency and energy saving yx Auto restart after a power supply blackout Single phase power supply thanks to DC inverter technology low consumption yx Dynamic refrigerant control by DC inverter compressor and circuit electronic valve and fuzzy logic managed by a powerful micro program EEV for each indoor unit We leaded to adapt 180 sine wave with permanently magnetic and synchronized Brushless motor compressor motivated from 120 square wave control to 180 sine wave These contribute higher efficiency lower power consumption and noise Compressor motivated by 180 sine wave High precision of flow control valve Compared with the on off unit DC inverter with large range of flow accurate has the advantage of fast refrigeration of control these could implement calefaction accurate temperature control automatically control to refrigerant reliable system high efficiency and so on and help system always run at the best c
15. SERVICE MANUAL DC Inverter Split Air Condition Unit Contents Ma Par AMEE 1 1 Working temperature range sorna n E e 2 1 Char cteristic feature ann in 3 1 Outlin amp dimension etra 4 1 EXDIOSIOD VIEW user 5 1 EITOL COO ses REES EEE ie 6 1 DC Invert multi split series faulty code manuaal cessere eee 7 1 1 DC Inverter single series Including cooling only and heat pump 115V 230V 60Hz AW i 7 y 5 0 5 12 TAS 18EHIO TAS 24EHIO Inverter SK inverter 12K Inverter 18K Inverter nn 4 0 35 360 380 2 87 3 18 pm 5 15 Denumoitcatn d 115 60 5 5 8 32 7 53108 LL 11 0912 22 8 c _ 10 2412 23 Poner oren orate Cok gt 11 i t5 TE 2 314 2 768 Max Overload Protection a a a Indoor Noise evel di L 4oraas ET evel A 8950 1 150 1300 750 900 1000 9501 100 1230 D80 1 180 1280 Hae Fae _ Pipe Length asm Elevation Ft 328 TOM 32 8 8 114138 awise cervice Port Seen In m I m T Outdoor Dimension Wx Dx 355412 75226 386x15 726 0 38 2 156 299 3 223 392 16 326 8 39 0 16 1x30 3 40 6 17 3837 8 C 2 RATING CO
16. The compressor shall be operated under the SSN N 0 AMAA MA 2 2 IRR RR RRR Fr rrr o mM E 9 9NISN3ONOO OPERATING FREQUENCY 57 Cooling Capacity BTU Run Model 230 115V Indoor fan at high speed INDOOR ENTERING AIR DB WB TEMPERATURE OUTDOOR ENTERING AIR DB TEMPERATURE F DATA 72 59 75 63 81 66 84 70 90 73 80 110 of nominal 80 105 96 of nominal 25 50 96 of nominal A p p LEE 14 68 protection range 1 02 12288 10118 1 13 Heating Capacity KW Run Model 230V Indoor fan at high speed ID COIL ENTERING DB TEMPERATURE F OD COILENTERING AIR DB WB TEM PERATU RE F 8960 8260 7 00 5 3 9940 9240 8680 14 10 10640 10080 9380 20 18 11060 10500 9800 30 28 11340 10640 10080 36 34 14560 14000 13440 45 43 1 18 15400 14840 14140 50 48 16240 15680 14980 59 54 59 75 TC 85 105 of nominal Protection Range O 80 120 of nominal LEGEND TC Total Cooling Capacity BTU SC Sensible Capacity BTU PI Power Input kW WB Wet Bulb Temp CF Dry Bulb Temp 10 Indoor OD Outdoor 10 Capacity Correction Factors Cooling Capacity Ratio Vs Outdoor Temperature Cooling Capacity Correction Factor HE 5 gt c lt gt lt gt c pr A c CO roO 00 05 104 115 Outdoor Temp deg F Heating Capacity
17. disconnected module temp go beyond the limited The faulty cause 2 the compressor crustal temp switch has been damaged 33 outdoor ambient temp go beyond the limited 4 compressor discharge temp is overhigh 5 module temp go beyond the limited Compressor crustal temp switch has b been damaged then change it Check whether the compressor crustal temp switch is disconnected The fault will disappear when the outdoor ambient temp is beyond minus 20 C and Check whether the outdoor ambient temp is overhigh or overlow under plus 55 C Check whether the A C units pressure is normal the normal value high pressure 3 06Mpa low pressure 1 6Mpa when the A C unit operate Pls Charge the refrigerant check whether module temp sensor resistance is Change the temp sensor normal the normal value range 1 40KQ 2 Firm the module and radiator 3 check whether the module and radiator are firm 3 Append anew the disperse heat 4 check whether the disperse heat silica gel is silica gel short or drys 4 Change the module 5 check whether the module has been damaged Please change the outdoor PCB The malfunction code P7 Theoutdoor unit DC generatrix voltage is abnormal The faulty cause 1 The power voltage is abnormal 2 The IPM basic board hardware has been damaged Check whether the power voltage is in the normal voltage range
18. e the turbo lamp lightens 4 times and extinguish 2 seconds The running lamp lightens all the time the turbo lam lightens 4 times and Au extinguish 2 seconds The running lamp lightens all the time the turbo lamp lightens 4 times and extinguish 2 seconds Wde ei el The running lamp lightens 1time and then extinguish 1 secondo The timing lamp lightens 1 time and then extinguish 1 second Indoor coil outlet temp sensor fault Indoor coil inlet temp sensor fault Indoor coil middle temp sensor fault Defrosting or anti cold air The outdoor unit faulty display Faulty contents Trouble displa the outdoor unit transducer module The timing lamp lightens all the time the turbo lam protection faulty lightens 2 times and then extinguish 2 seconds Prem The timing lamp lightens all the time the turbo lamp lightens 3 times and then extinguish 2 seconds discharge temp of compressor too high outside ambient temp too high switch The timing lamp lightens all the time the turbo lamp temp of compressor crust cut off temp lightens 4 times and then extinguish 2 seconds of module too high The outdoor unit DC busbar voltage is The timing lamp lightens all the time the turbo lam abnormal lightens 7 times and then extinguish 2 seconds The timing lamp lightens all the time the turbo lam er 4 and then extinguish 2 seconds The running lamp lightens all the time the turbo lamp lightens 7
19. e or repair the loose terminal Test the wire controller to the ground wire voltage whether it is 5VDC Fig 7 The indoor PCB is Whether the light of the bad then change it wire controller is bright The wire controller s hardware is bad please change it Check the indoor PCB diode triode The indoor PCB is bad then whether they are normal Fig 8 change it The wire controller s hardware is bad please change it The voltage between the red wire and white wire 5VDC The power indicator lamp the lamp is bright when the wire controller is electrified Fig 7 the wire controller LS F m h Enz The dynatron Q3 reference value be pole The positive pole resistance 660 2 the negative pole resistance 9610 bc pole The positive pole resistance 659 0 the negative pole resistance 1439 0 TAT tmp Li Lg Had Bde 5 The clamping diode s parameter VD15 The positive pole resistance 389 Q the negative pole resistance 3920 VD16 The positive pole resistance 497 the negative pole resistance 1012 Q 52 The faulty cause 1 the compressor s connecting wiring is loose 2 the IPM module and radiator are not firm 3 the IPM board has the fault Turn off the power 4 the camnressar is had VD 1 pls make the compressor s 1 whether the compressor s connecting wiring is lo
20. en Circuit breaker 20A Power supply wiring No x cross section 1 X 3 2 5 mm Interconnecting cable No x cross section 2X4X 1 Moda Power Supply Connected to Maximum Curren Inrush Current 35A Starting Curren Circuit breaker 20A Power supply wiring No x cross section 1 2 5 Interconnecting cable No x cross section 2X4X 1 14 4 OUTLINE DIMENSIONS 4 1 outdoor Unit TAS 12EH O 4 3 outdoor Unit TAS 18EH O 4 4 outdoor Unit TAS 24EH O 4 5 INDOOR UNIT OUTLINE SIZE AND INSTALLATION SIZE _ wuwsm T mewunwgu m a MEE EE m o m wem m ow om sm ums Dues 17 5 EXPLOSION VIEW 5 1 TAS 09EH O 18 25 BA PM board 24 Pr CH E CPU mainkooro Be KU filter board cl Lemperoture sensor 20 KH Base 15 t A Part dor 9 EA Compressor our way valve assembly 16 ET BER F
21. ference value Forward resisitance 713 0 reverse The limited current resistance oo resistance value R54 76 R58 2 Fig 5 the outdoor PCB Malfunction code F2 the indoor temp sensor fault Faulty cause 1 maybethe indoor temp sensor s bnc connector plugs is loose or contact ill 2 the sensor is bad or the down lead is circuit break circuit short 3 the indoor PCB s hardware has been damaged Turn off the power Take out the temperature sensor from the indoor PCB then check whether the indoor temperature sensor s resistance is range of normal resistance 1 40 Please replace it when the indoor temperature sensor has problem The indoor temperature sensor adapter connector breaks off pls replace the indoor PCB or restore the adapter connector Connect the sensor renewedly to the indoor PCB then check the resistance between the sensor and indoor PCB terminal The normal resistance value is 0 2 The indoor PCB is bad please change it Faulty cause I maybethe indoor coil temp sensor s bnc connector plugs is loose or contact ill the sensor is bad or the down lead is circuit break circuit short 3 the indoor PCB s hardware has been damaged Malfunction code F3 the indoor coil temp sensor fault Shut off the power Take out the temperature sensor from the indoor PCB then check whether the indoor co
22. flow fan 30 EET Rose FLOW 29 Left plostic plate 28 D gm Middle frame 27 Air Filter 26 Panel E Ink Display box 24 Middle frame coverplate 23 Screw cover 3 Ee AR BH et Lt vaporator assembly 21 AR RT peer 20 ARB BNC Fvaporator right plate 2 Active board of electric box cover 9 ESSE ERBE IC Ox Cover IF Motor platen 16 2 2 BOA 15 A ER Transformer 14 E EU Flectric control plate ass 13 HRA LEEU IC BOX Wire Clip 1 Pipe Clamp 10 E M Motor E ERA wall mounting frame 2 SAU Louver motor utlet port 6 Swing louver le D Lonnecting roo c 4 ACO WAC 3 UT KA Swing louver connecting lever E Que SA louver we m Part Nome 25 5 5 TAS 15EH O I E I NN LE ELM LL LL 26
23. il temperature sensor s resistance is normal the range of normal resistance 1 40 K Replace it when the indoor coil temperature sensor has problem Connect the sensor with the indoor PCB again Check the sensor and the indoor PCB terminal resistance The normal value is 09 If the indoor coil temperature sensor adapter connector is loose Change this indoor PCB or repair this adapter connector The indoor PCB is bad please change it The faulty cause 1 the fan motor is blocked or turns abnormally the motor wireis loose or contacts ill 3 the indoor fan motor has been damaged 4 the indoor PCB is bad Malfunction code F4 the indoor fan motor fault ENC Shut off the power l If the fan is bad and change it 2 The bolt what fix the indoor fan is loose Pls screw it again 3 There are any dirt in the indoor fan Pls clean it Check the indoor fan whether it is smooth Take out the plug from the indoor PCB Then test the every winding resistance the normal value the main The indoor fan motor is bad winding is 2730 the auxiliary winding is 343 9 Fig 6 then please change it fi connect the motor plug with the indoor PCB again and turn on Then test the feedback terminal to ground wire voltage whether it is normal the normal voltage is increased gradually from 0 to 2 4VDC The indoor fan motor is bad then please change it The indoor PCB is bad please change it
24. le ARA Fvaporator assembly AA ZR 10 Cross flow fon 9 Bose d HF utlet part SAK Louver 2 2 2 XR Step motor bearing A 2 A t RUM Step motor 3 5 cC Connecting rod e 2 2 Connecting rod 2 gH E Swing Louver 20 Part Name EUN 33 6 The analysis of indoor malfunction code internal wiring get loose which will cause malfunction indoor detailed malfunction 1 when indoor unit live wire is disconnected its lamp panel can t display Live wire 1s off 2 when the transformer s secondary and primary disconnect or indoor fuse is off the indoor unit lamp panel can t display Transformer secondary is off Transformer primary is off The relevant transfomer primary socket Indoor unit fuse 15 off The indoor unit fuse The condition that the lamp panel can t display 3 1 when the indoor null line is off the system displays Fl code 2 when indoor communication wire is off the system also displays F1 code The inserted slice to null line The indoor unit null line 1s off 2 the indoor communication wire is off Communication wire socket he indoor lamp panel displays F1 code 4 when indoor fan mainline or feedback wire is off the indoor lamp panel displays F4 code After directly insert it well To restart the unit to recover normal x Indoor fan mainline is off The relevant socket with indoor fan
25. lectronic expansion valve tdt Copillary Assy 14 EE Ligh pressure valve 13 EIER _ow pressure valve Valve instollation plate UAE of the Electric box 10 Right panel 2 e KEAP ge 8 ERA EXEC UIC VOD haem panel 6 TES Londenser UE Motor support 4 2 N Motor 3 Axial flow fan E Front Plate as Front Grill E description Tart Nome o 5 2 TAS 09EH 20 41 ERA Remote controller 40 ERR wall mounting frame 39 tl S ED 38 EEN ripe Clamp 37 TANET Connecting Cable 36 PYR Power Coro es EW BAL Indoor motor 34 TRB Flectric Box 22 RA Wire Clip HTE Terminal Board 2 FE ONTOS 30 ELA A BLEI PIE Date p f E Room Temp Sensor 28 vr Display lamp pane Eu BER Tube lemp Sensor ED EATER Motor platen 25 X ETC plate 2 24 AM Eee Guo 22 Copper pipe of sensor RLR
26. m i T u TER Powertul cooling when rare ma more Hound form The white body and sleek design have a pleasant hygienic appearance Removabie Washable Panel The front pane is easy to keep clean It removes quickly with a simple one step operation and can be washed in waler Double Bend Heat Exchanger This structure gives Ihe heat exchanger a large surface area for higher efficiency With 15 rows of copper piping the double bend heat exchanger helps to ensure the air the unit takes in will be cooled or heated resulting in high heat exchange efficiency In fact the new CS is a high efficiency DC inverter technology outdoor unit its SEER is as high as 21 for the 12K unit when compared to SEER13 it can save electricity 38 in a year Power 1007 SEES S cave SEERE Jon Feb Mar Apr May Jun Jul Aug Sep Uct Nov Dec Month Compressor Energy Consumption Diagram COP W W 2ND 4 05 COP W W AND 45 1 605 1 805 1 09 1 Compressor Condensing Pressure Diagram PP DC Inverter Compressors the following shall be strictly obeyed 1 Prevention of motor demagnetizing 48 Max Mever exceed for a moment Peak Current of Motor 1 110 C Discharge Temp Reference 2 Compressor Revolution amp Condensing Pressure conditions diagonal
27. mp temp of compressor crust cut off temp lightens 4 times and then extinguish 2 seconds of module too high The outdoor unit DC busbar voltage is The runninglamplightens all the time the sleeping lamp abnormal lightens 7 times and then extinguish 2 seconds The runninglamplightens all the ti me the sleeping amp AR BR RM E lightens 8 times and then extinguish 2 seconds The timing lamp lightens all the time the sleeping amp lightens 7 times and then extinguish 2 seconds outdoor unit drive fault start compressor The timing lamp lightens all the time the sleeping lamp failure lightens 6 times and then extinguish 2 seconds 45 DC inverter multi split series faulty code manual Malfunction code F1 the communication faulty C The faulty cause 1 the communication wire is broken off or connected wrongiy 2 the power ground wire is connected unfirm y 3 the indoor 5 hardware has been damaged Turn off the power Refer to the connecting diagram Fig 1 is connected Whether the 1 a is check whether the wire connected wrongly or disentwined correctly Pls screw again to make the wire firm The indoor PCB fault check whether the communication circuit on the indoor PCB has been damaged check especially some important electric parts such as the optical coupler voltage stabilizing diode resistor If the indoor PCB has been damaged pls changed it
28. ondition Energy saving For optimum use af limited energy resources an Inverter air conditioner features an inverter circuil providing extremely efficient operation So even though you get speedy flexible operation you use less electricity What s more low energy consumption means operation that s more enviroanment Iiencdhy than ever Flexible power control amp Energy saving gt Da ELE ELI I LEM 7 mae The graph shows ihe GS E21EKLFs wide power output range during heating Anti Corrosion Condenser Condensers can take a beating from exposure to salty air rain and other corrosive factors Chigo has lengthened the life of our condensers with our new anti rust coating Cross Flow Fan The Excelent air flow path is due to the exceptionally wide diameter of aur cross flaw fan This maintains super quiet operation while the increased airflow sends clean comfortable air to every corner of the room Flexible power control Youre always comiortable with an inverter air conditioner After quickly reaching the sel temperature it finely adjusts output power to maintaln a constant temperature So there are no uncomfortable temperature swings while electricity is used more efficiently Broad power capability also assures conlinuad comfort even if the number of people in a roam changes Gentle cooling when iawer in e the roo
29. or condensing temp sensor pipe number 3 in the U type pipe at the middle of the condenser Fig 21 the outdoor ambient temp sensor pipe number 2 locating on the condenser s back Fig 20 the outdoor condensing temp sensor pipe number 3 in the U type pipe at the middle of the condenser Fig 22 3 The indoor evaporator s inlet temp sensor pipe number 2 The spring gasket Fig 22 1 The indoor evaporator s middle temp sensor pipe number 3 Fig 22 2 The indoor evaporator s inlet temp sensor pipe number 4 Fig 23 The indoor ambient temp sensor pipe number 1 Note Apart from the ambient temperature sensor all sensors must be equipped with spring washer please check it by pic If the angle is similar to Fig 24 means that spring has lost its elasticity please bend it to an angle of 135 degrees Re Fig 8 Please ensure to install them if no spring washer Fig 24 The damaged spring gasket The malfunction code P3 The outdoor unit fault Fig 25 The spring gasket 15 in good condition 58 The faulty cause I motor is bad or there is trouble in the indoor PCB The outdoor PCB is bad Turn off the power 2 Check the resistance value of the motor each port are normal The reference resistance value of motor port Vm GND The motor is bad or there oc Ver GNN 125 0 Ven 3NTY 200 PG GND e is trouble in the circuit Pls chanae it
30. ose wiring Hrn check whether the module and radiator are firm Le a du the IPM ORI radiator together Check whether the compressor s winding value is normal refer to SNYO C 6RZI46HIA winding value T R 0 452 Q 50 4520 R S0 452 2 The compressor is bad then change it The intelligent power module is bad and then change it The malfunction code P3 The indoor input current is large The faulty cause 1 the ambient temp exceed the temp range of the 5 running 2 the outdoor PCB 5 hardware is bad Turn on the unit eu Check the ambient temperature whether it is more than the running temperature cooling 10 46 hot 15 24 C Pls wait the conditions returned to normal then run it if the operating conditions is very bad Whether the pressure is normal the normal value the high is 2 4 3 06MPa the low is 1 2 1 6MPa Whether the current is normal the normal current 18K lt 13A 24K lt 15A 28K lt 17A Check the compressor phase current whether it is large Pls change it if The outdoor PCB is bad Pls change it the value is large The refrigerant is more than usual Pls let it out 53 Annotation 1 The normal value of the phase current 18K 1 24K 13A 28K 15A The malfunction code P4 compressor discharge temp is overhigh outdoor ambient temp go beyond the limited compressor crustal temp switch is
31. ran Bearing 34 Wire Clamp 9 27055 flow fan gt Hook for the wire 4 al fad Front angle plate HAA lectrical box 3 Left angle plate 3l UM a Motor cover Bose 30 tM sola Wall mounting frame 09 BARN otor holder Ww Part None ed mum sh Fort Nome 7 29 5 7 TAS 24EH O 21 28 EX AALS 2 Sa Ad A 526 gt LIT LA EH III Gel TE ON URE 2 3 PS T SITET UE P 27 2 VE Uc 724 7171 US US GY GS GY Lu m Nt CAT US LITI R qu MA 5 022 30 31 Teu filter board 30 es Filter Sr PEL reactol 28 FM CPU mainboard 27 IPM board 26
32. rning please connecting the indoor and outdoor units according to the correct installing method Fig 11 15 show the right operating way Note the indicator pictures aren t the real photos about the DC inverter dual zone unit Fig 11 the bell mouth Fig 12 the bell mouth should aim at the valve should aim at the valve port port 56 hand Fig 15 Next please screw the nut by the spanner Fig 16 screw the nut to this place by hand and it can t be moved then force to screw the nut by the spanner Fig 13 screw down the nut gradually by TDDBI12 23 10 00 57 Fig 14 please screw the nut until can t move by hand refer to the picture s positione If not move when screwing the nut about 3 4 circles by hand it is possible that the bell mouth doesn t aim at the valve port and then operate it again from scratch The following pictures are the wrong operation such as Fig 16 Fig 17 Fig 17 forcing to screw the nut by spanner results in the rupture of the bell mouth 2008 1 4 The spring gasket Fig 18 the compressor s discharge temp sensor no pipe No locating on the compressor s outlet gas about Fig 19 the compressor s suction temp sensor pipe number 4 locating on the Shock Absorbers piece above 5CM 5 CM ni 14 TM iM Fig 20 the outdo
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