Air-Con ABXCI4H4S0 Service Manual Download Page 32

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1878005

Terminal of compressor

U/V/W phase

Terminal of AC fan

cool valve terminal

Terminal of

electronic expansion

valve

Over

pressure

sensor

Terminal of reactor

（

optional

）

Cool Valve terminal

Outdoor ambient

temperature

sensor

DRED

Function

Terminal of neutral wire,

connect to the terminal

panel "1(N) "

8 Heater

terminal 13

Outdoor pipe

temperature sensor

Terminal of live wire,

connect to the terminal

panel "2(L)"

4-way valve

terminal

Compressor

discharge

temperature sensor

Terminal of signal wire,

connect to the terminal

panel "3(SI)"

10 Terminal of DC fan

Terminal of

compressor

overload protector

Summary of Contents for ABXCI4H4S0

Page 1: ...1 Service Manual MODEL ABXEM4H4S09 ABXCI4H4S0 9 ABXEM4H4S12 ABXCI4H4S1 2 ABXEM4H4S18 ABXCI4H4S1 8 ABXEM4H4S24 ABXCI4H4S2 4...

Page 2: ...ics 29 6 1 Print Circuit Board Indoor Outdoor 29 6 2 Fan Motor 34 6 3 Temperature Sensor 36 6 4 Compressor 39 6 5 Electric Reactor 39 6 6 Room Card Control Fire Protection ON OFF Function 40 6 6 1 Ins...

Page 3: ...nal injury or product or property damage If Necessary Get Help These instructions are all you need for most installation sites and maintenance conditions If you require help for a special problem cont...

Page 4: ...pe Systems Install the outdoor unit on a raised platform that is higher than drifting snow Provide snow vents When Connecting Refrigerant Tubing Use the flare method for connecting tubing Apply refrig...

Page 5: ...nt charge volume 5M g 950 1160 1550 Additional ref Volume g 20 20 20 Indoor Unit Noise Level High dB A 39 39 45 Mid dB A 32 41 Low dB A 29 37 Outdoor Unit Noise Level dB A 53 53 55 Power Supply Voltag...

Page 6: ...r Fan Control Yes Yes Yes Vertical Auto Swing Louver Yes Yes Yes Manual Adjustable Horizontal Swing Louver Yes Yes Yes Sleep Operation Yes Yes Yes Smart Function Yes Yes Yes Super Function Yes Yes Yes...

Page 7: ...HSPF10 5 Refrigerant R410A Refrigerant charge volume 5M g 2150 Additional ref Volume g 30 Indoor Unit Noise Level High dB A 47 Mid dB A Low dB A Outdoor Unit Noise Level dB A 58 Power Supply Voltage...

Page 8: ...es Washable PP Filter Yes 24 Hours Timer Yes 3 Speed and Auto Indoor Fan Control Yes Vertical Auto Swing Louver Yes Manual Adjustable Horizontal Swing Louver Yes Sleep Operation Yes Smart Function Yes...

Page 9: ...9 3 Product Picture and Drawing 3 1 Product dimensions Indoor units Model W mm H mm D mm ABXEM4H4S09 ABXEM4H4S12 850 270 206 ABXEM4H4S18 ABXEM4H4S24 1131 315 228 Outdoor units...

Page 10: ...4S18 542 341 935 878 310 667 368 ABXCI4H4S24 662 390 959 884 365 5 793 414 4 Installation Instruction To prevent abnormal heat generation and the possibility of fire do not place obstacles enclosures...

Page 11: ...d maintenance as well as unrestricted air flow around the unit See b Install the unit within the maximum elevation difference H above or below the outdoor unit and within a total tubing length L from...

Page 12: ...f 10 cm above ground level to reduce humidity and protect the unit against possible water damage and decreased service life If the installation bag has rubber pads it is strongly recommended for use t...

Page 13: ...13 18k 2 5 Power wire 1 5 Connect wire 3 15A or 5A indoor 20A outdoor 22K 30K 2 5 Power wire 2 5 Connect wire 3 15A or 5A indoor 30A outdoor...

Page 14: ...4 2 Electric Wiring Diagram Model Indoor Unit DIAGRAM Outdoor Unit DIAGRAM ABXEM4H4S09 ABXCI4H4S09 ABXEM4H4S12 ABXCI4H4S12 ABXEM4H4S18 ABXCI4H4S18 ABXEM4H4S24 ABXCI4H4S24 1984907 1854707 Indoor 19849...

Page 15: ...15 Outdoor 1854707...

Page 16: ...16 4 3 Refrigerant Flow System NOTE In different models the throttle assembly may be Capillary or Electronic expansion valve...

Page 17: ...5 Keep evacuating for more than 15mins and make sure the reading of multi meter is 1 0 X105 pa 76cmHg 6 Check the vacuum with the gage manifold valve then close the gage manifold valve and stop the v...

Page 18: ...earth connection It may cause electrical leakage Is the power cord specified It may cause electric malfunction or damage the part Are the inlet and outlet openings blocked It may cause insufficient c...

Page 19: ...61 F 15 5 F HEATING Maximum 30 86 F 24 75 F Minimum 15 5 F North America SEER 28 Model Temperature Indoor Air Intake Temp Outdoor Air Intake Temp COOLING Maximum 30 86 F 46 115 F Minimum 16 61 F 18 0...

Page 20: ...20 L1 04...

Page 21: ...21 Function Instruction 1 Major general technical parameters...

Page 22: ...ress on the ON OFF button but lost the Air flow direction setting If the appliance was connected to the power at first time it would operate in the auto mode It will keep in stand by state if you pres...

Page 23: ...irection can be adjusted by user The Running indicator will be flashed 10 times per 1 Hz frequency then all the indicators turn OFF except the Sleep light after 5 min elapse Those indicators will be r...

Page 24: ...condition in the Cool mode for the first time the fan speed will run at Low setting After that temperature and fan speed is shown as following When the difference between the setting temperature and...

Page 25: ...the compressor operation the louver swang to the Cool air protection position the louver recovers to the original position after the air volume change to LOW When the room temperature reach to the set...

Page 26: ...speeds except single speed motor can be changed according to outdoor ambient temperatures 3 7 6 4 way valve State It is electrified in heating Switchover When initially powered on for heating the 4 wa...

Page 27: ...area III The compressor stops 3 10 Fan Only Mode Operation During the appliance run in this mode the compressor and outdoor fan stop the indoor fan operate under the pre setting of air volume and the...

Page 28: ...us the temperature of coiled pipe is equal to or higher than six degrees centigrade EEPROM setting value in the current operating mode C If the temperature of coiled pipe is equal to or lower than min...

Page 29: ...utdoor Model Print Circuit Board of Indoor unit Print Circuit Board of outdoor unit ABXEM4H4S09 ABXCI4H4S09 2009223 ABXEM4H4S12 ABXCI4H4S12 2009223 1878005 ABXEM4H4S18 ABXCI4H4S18 2009223 1841765 ABXE...

Page 30: ...heater 4 Terminal of DC fan 13 communication wire to terminal block 5 Terminal of electronic expansion valve 14 Terminal of nuetral wire to terminal block 6 Terminal of compressor overload protector...

Page 31: ...tor 6 Terminal of live wire connect to the terminal panel 2 L 10 Terminal of electronic expansion valve 14 Terminal of compressor overload protector 3 Terminal of reactor 7 cool valve terminal 11 Outd...

Page 32: ...r ambient temperature sensor 17 DRED Function 3 Terminal of neutral wire connect to the terminal panel 1 N 8 Heater terminal 13 Outdoor pipe temperature sensor 18 4 Terminal of live wire connect to th...

Page 33: ...re sensor WHITE 12 Terminal of AC fan WHITE 17 Terminal of live wire 3 Terminal of DC fan WHITE 8 Outdoor pipe temperature sensor RED 13 Cool Valve terminal 18 Terminal of neutral 4 Heat Sink temperat...

Page 34: ...34 6 2 Fan Motor Drawings attached Test in resistance TOOL Multimeter Test the resistance of the main winding The indoor fan motor is fault if the resistance of...

Page 35: ...tor The voltage repeat 0V DC and 5V DC Notes 1 Please don t hold motor by lead wires 2 Please don t plug IN OUT the motor connecter while power ON 3 Please don t drop hurl or dump motor against hard m...

Page 36: ...0 99179340 44 2 706 3 266717909 6 19 678 1 02913875 45 2 615 3 305249514 5 18 794 1 06721353 46 2 528 3 342947037 4 17 954 1 10609872 47 2 444 3 380169671 3 17 158 1 14565549 48 2 363 3 416856492 2 1...

Page 37: ...12934 18 484 672 0 06917993 53 18 422 1 348029498 17 458 239 0 07311215 54 17 728 1 386170907 16 433 423 0 07723358 55 17 065 1 424680494 15 410 115 0 08155140 56 16 43 1 463624623 14 388 213 0 086073...

Page 38: ...978 0 56877112 98 4 039 3 13682074 28 50 707 0 59123237 99 3 922 3 171050177 29 48 547 0 61430611 100 3 776 3 214826021 30 46 492 0 63799445 101 3 703 3 237170332 31 44 537 0 66229036 102 3 602 3 2686...

Page 39: ...motor winding abnormality Notes 1 Don t put a compressor on its side or turn over 2 Please assembly the compressor in your air conditioner rapidly after removing the plugs Don t place the comp In air...

Page 40: ...ntroduction 1 Room card control a kind of control mode to control the machine startup shutdown based on the on off state of the room card control port 2 Fire protection a kind of control mode to contr...

Page 41: ...the short wire shown in Figure 2 and connects the White lines to the control switch supplied by user and the connecting wire should be 22AWG or above specification The switch is closed under normal co...

Page 42: ...r YXE D01U E replace ADD FUNC button with FUNC button Note For YXE A03U E replace ADD FUNC button with Fan speed button 2 Operations In a state of that The symbol and the parameter number flash at the...

Page 43: ...er button 8 Press ON OFF button or CANCEL button to exit Note For YXE A03U E Press ON OFF button to exit 6 6 2 Instructions for the function setting of room card control fire protection ON OFF functio...

Page 44: ...control or fire protection the user cuts off the short wire shown in Figure 2 and connects the red line and the black line to the control switch supplied by user and the connecting wire should be 22A...

Page 45: ...an t be started If the user performs starting operation the wire controller shall not respond and displays power off 2 Cancellation of fire protection after the short circuit of fire protection signal...

Page 46: ...trol and fire protection can not be selected at the same time only one can be selected 6 7 Wiring Remote Controller Model Installation Manual Use And Installation Instructions YXE C01U 1813253 1813254...

Page 47: ...sensor is failure c the outdoor control board is failure Communication failure between the indoor unit and outdoor unit O a the communication cable connect loose b the communication cable is failure c...

Page 48: ...ection with cooling or overload protection with heating in indoor unit O O a the indoor coil temperature sensor connect loose b the indoor coil temperature sensor is failure c the indoor control board...

Page 49: ...ambient temperature too low protection O O a Outdoor ambient temperature too low Mark description the lights flash every two seconds for the following faults Protection against overheated outdoor rad...

Page 50: ...ause is may be one of the following EA the error code will display when the communication between display board and control board have in trouble a The connection between the display board and control...

Page 51: ...tdoor fan has been blocked e The condenser is dirty f The outdoor unit has been installed without standard 6 AC voltage higher or lower protection a the supply voltage is higher or lower than normal b...

Page 52: ...nt temperature too low protection Outdoor ambient temperature too low 13 Compressor exhaust temperature too high protection a the compressor exhaust temperature sensor is failure b the refrigerant of...

Page 53: ...is failure 21 Outdoor coil anti overload protection with cooling a the refrigerant is too much b the outdoor fan motor is failure c the outdoor fan is broken d the condenser is dirty e the air inlet...

Page 54: ...oard and the outdoor control board is incorrect or loose d the connection between the filter board and the terminal is incorrect or loose e the indoor control board is failure f the PFC board is failu...

Page 55: ...een installed without standard 6 x x AC voltage higher or lower protection a the supply voltage is higher or lower than normal b the inner supply voltage of the unit is higher or lower than normal 7 x...

Page 56: ...re b the refrigerant of the unit is not enough 14 Outdoor ambient temperature sensor in trouble a the outdoor ambient temperature sensor connect loose b the outdoor ambient temperature sensor is failu...

Page 57: ...cold weather 24 Chip in outdoor board in trouble a Using the wrong drive board b Using the wrong compressor 26 Overheated outdoor radiator a Radiator sensor fails b Detection circuit of the sensor on...

Page 58: ...is failure 39 Indoor fan motor run abnormally a There are something block the indoor fan motor b The fan motor cord connect loose c The fan motor is failure d The indoor control board is failure 41 x...

Page 59: ...oltage over voltage and overcurrent protection Note List all types of protection that may occur to the complete machine and describe the conditions and signs of the start course and end of such protec...

Page 60: ...f the above two conditions is met prohibition of frequency rising of compressor discharge begins Actions relates to prohibition of frequency rising of compressor discharge the frequency of compressor...

Page 61: ...simple the connection may be checked visually to see whether any loose or poor connection Voltage test the voltage at the input end shall be the same as the voltage at the output end 7 6 Trouble Diag...

Page 62: ...ion Make sure all wires are connected correctly Replace the display board Replace the display board Replace the indoor control board Yes Yes No Yes Yes No Yes Yes Yes Error code 39 Indoor fan motor tr...

Page 63: ...63 3 4...

Page 64: ...64 5...

Page 65: ...65...

Page 66: ...66 DC fan motor test point...

Page 67: ...aure the resistance of sensor Take out the black connector sensor Meaure the resistance of sensor Take out the black connector sensor Meaure the resistance of sensor Replace the sensor Replace the out...

Page 68: ...68 6 test point Check the screw of IPM fastening...

Page 69: ...69 test point Forward of IPM P U P V P W test Reverse of IPM P U P V P W test Forward of IPM N U N V N W test Reverse of IPM N U N V N W test...

Page 70: ...70 test point The resistance of the compressor U W V W 7 SI and N test point...

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Air-Con ABXCI4H4S0, Service Manual, Page: 32 / 70

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