Chigo 38B Service Manual Download Page 103

Page: 103 / 104

Trouble

Is the power

applied to the unit?

Check power supply mains or

interconnection wires

Is the power normal? check

the voltage between L&N of

terminal block

Check the wiring of indoor and

outdoor

Press the power ON/OFF button

of wire control or remote control

YES

Does the beeper

beep?

Is the display all

off?

Check the connector on display

PCB connected to control PCB

Check the display PCB itself

Is the unit display

normal?

Does outdoor unit run?

Does the

compressor run

normally?

Check the failure code

according to the failure

table

Normal

Check the

compressor ,wires

and it

’

capacitor.

YES

Does the control

ok?

Does the control

PCB ok?

Control failure

Control PCB failure

YES

Trouble shooting

Does the indoor

unit run?

Summary of Contents for 38B

Page 1: ...1 CHIGO Service mannal Room airconditioner Split Wall Mounted Type NOTE Before servicing the unit please first read the service manual and then contact with your service center if meet problem...

Page 2: ...ntents 1 Summary 3 2 Model explaining 4 3 Installation 4 4 Exploded view and part list 8 5 Operation principle 8 6 Parameter 9 7 Wiring diagrams 13 8 PCB principle chart 17 9 PCB function 17 10 Troubl...

Page 3: ...180 790 270 180 940 270 180 1080 335 245 Net Dimension outdoor unit 700 225 500 795 255 510 795 255 510 870 310 700 model CS 25C3A V85AY1 CS 35H3A M85AH4 CS 51H3A P85AH4A CS 61H3A P85AE2 indoor unit...

Page 4: ...e in addition to frost The weather type code T1 type code abridge C CHIGO brand Such as CS 25C3A V85AY1 T1 climate type wall split type air conditioner cooling capacity is 2500W power is 220V 50Hz 1PH...

Page 5: ...ure and personal injury Do not let the air conditioner run for a long time when the humidity is very high and a door or a windows is left open Moisture may condense and wet or damage furniture Take ca...

Page 6: ...t could damage the neighborhoods It may cause a problem for your neighbors Use two or more people to lift and transport the product Avoid personal injury Do not install the product where it will be ex...

Page 7: ...thes wash it well with clean water Do not use the remote of the batteries have leaked The chemical in batteries could cause burns or other health hazards 3 3 Installation details Wrench torque sheet f...

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Page 21: ...ngth and maximum allowance length is base of reliability Oil trap should be install per 5 7 meters 4 Indoor unit and outdoor unit explosion diagram and spare parts list see explosion diagram file 5 Re...

Page 22: ...otector B160 135 241E MR A13430 9087 Outside sets UP3 RE0596 T56 Outside sets UP3QE0391 T39 Outside sets Outside sets Capacitor uF 25 35 45 50 400 Compressor Refrigerant oil ml ESTER OIL VG74 350 ESTE...

Page 23: ...W 860 1120 1590 2040 Rated current A 3 9 5 1 6 8 9 2 Cooling EER w w 3 23 3 21 3 21 3 04 Capacity w 2780 3750 5400 6600 Input W 770 1040 1600 1940 Rated current A 3 4 4 7 6 9 8 7 Heating COP w w 3 61...

Page 24: ...e dia length mm 6 35 9 52 3500 6 35 9 52 3500 6 35 12 7 4000 6 35 12 7 4000 PCB model ZGHE 85 3C2 ZGHM 85 3C4 ZGHP 85 3C ZGHP 85 3C2 Electric fittings Fuse model fuse current A 50CT 3 15 50CT 3 15 50C...

Page 25: ...4 Fan motor Speed r min 850 Fan motor diameter height mm 460 180 Air flow m3 h Noise level dB A 56 Dimension W H D mm 875 315 680 Packing W H D mm 990 410 775 Net Gross weight Kg 58 62 Refrigerant ty...

Page 26: ...g current input actual label A 2 8 3 0 Heating COP actual label W W 3 39 3 62 Max input consumption W 900 1050 Max current A 4 8 5 4 Model 5RS080EAB21 PA89X1C 4DZDE Type Rotary piston scroll Rotary Ro...

Page 27: ...or Air Circulation High Med Low actual label m3 h 400 400 Indoor Noise Level dB High Low actual label dB A 29 39 29 39 Dimension L W H mm 780 270 180 800 280 190 indoor unit Packing L W H mm 885 355 2...

Page 28: ...5 9 52 3500 Refrigerant piping Max refrigerant pipe length Max difference in level m 15 5 15 5 Model KFR 21GW GX1c EER 3 2 KFR 21GW GX1DC EER 3 2 Rated volt and frequency Ph V Hz 220 240V 50Hz 220 240...

Page 29: ...L VG74 750 ESTER OIL VG74 750 Model YDK 16 4 YDK 16 4 Power input W 35 35 capacity uF 1 2 1 2 Fan motor Indoor Fan Speed RPM High Med Low r min 1250 1050 850 1250 1050 850 Indoor fan dia length mm 93...

Page 30: ...a and typ mm 7 internal threaded pipe 7 internal threaded pipe condensor Coil size length x height x width mm 620 441 13 37 641 441 13 37 620 441 13 37 641 441 13 37 Outdoor Noise Level dB High Low ac...

Page 31: ...eating power input actual label W 675 650 650 Heating current input actual label A 3 0 3 0 2 9 Heating COP actual label W W 3 25 3 61 3 62 Max input consumption W 1380 1000 Max current A 7 4 9 Model P...

Page 32: ...d typ mm 7 0 32internal threaded pipe 5internal threaded pipe Coil length x height x width mm 647 197 25 2 557 82 21 8 579 169 21 8 Indoor Air Circulation High Med Low actual label m3 h 550 480 400 50...

Page 33: ...ise Level dB High Low actual label dB A 51 1 49 51 Dimension size L W H mm 700 225 500 680 225 482 Packing size L W H mm 825 320 550 822 345 535 Net Gross weight Kg 30 31 25 29 Refrigerant type weight...

Page 34: ...l W 770 Heating current input actual label A 3 4 Heating COP actual label W W 3 61 Max input consumption W 1100 1600 Max current A 5 5 8 Model PA108X1C 4DZDE PA108X1C 4DZDE Type Rotary piston scroll R...

Page 35: ...25 4 558 82 25 4 580 167 25 4 558 82 25 4 Indoor Air Circulation High Med Low actual label m3 h 450 425 500 Indoor Noise Level dB High Low actual label dB A 32 39 32 8 38 8 29 39 Dimension L W H mm 74...

Page 36: ...id side Gas side Length mm 6 35 9 52 3500 6 35 9 52 3500 Refrigerant piping Max refrigerant pipe length Max difference in level m 15 5 15 5 Model CS 25H3A V AY1 EER 2 9 CS 25H3A V AY1 EER 2 9 Rated vo...

Page 37: ...ration lubricating oils oil charge ml FV50S 350ml Model YDK 14 4 YDK 14 4 Power input W 40 40 capacity uF 1 2 1 2 Fan motor Indoor Fan Speed RPM High Med Low r min 1320 1320 Indoor fan dia length mm 9...

Page 38: ...4 Tube outside dia and typ mm 7internal threaded pipe 7internal threaded pipe condensor Coil size length x height x width mm 648 462 12 7 648 462 12 7 Outdoor Noise Level dB High Low actual label dB...

Page 39: ...label W 770 840 Heating current input actual label A 3 4 3 8 Heating COP actual label W W 3 61 3 21 Max input consumption W 1150 1600 Max current A 6 8 Model PA108X1C 4DZDE PA108X1C 4DZDE Type Rotary...

Page 40: ...m 615 315 25 4 580 167 25 4 558 82 25 4 Indoor Air Circulation High Med Low actual label m3 h 400 500 Indoor Noise Level dB High Low actual label dB A 29 39 29 39 Dimension L W H mm 800 280 190 746 24...

Page 41: ...quid side Gas side Length mm 6 35 9 52 3500 6 35 9 52 3500 Refrigerant piping Max refrigerant pipe length Max difference in level m 15 5 15 5 Model CS 25H3A M AY2A EER 2 9 KFR 25GW GX1c EER 3 2 Rated...

Page 42: ...ricating oils oil charge ml ESTER OIL VG74 350 FV50S 350 Model YDK 16 4G YDK 16 4 Power input W 30 35 capacity uF 1 2 1 2 Fan motor Indoor Fan Speed RPM High Med Low r min 1290 1250 1050 850 Indoor fa...

Page 43: ...e dia and typ mm 7internal threaded pipe 7 internal threaded pipe condensor Coil size length x height x width mm 648 462 12 7 747 504 13 37 768 504 13 37 Outdoor Noise Level dB High Low actual label d...

Page 44: ...0 2780 3300 Heating power input actual label W 812 770 1050 Heating current input actual label A 3 6 3 5 5 1 Heating COP actual label W W 3 30 3 61 3 14 Max input consumption W 1250 1700 Max current A...

Page 45: ...7 0 36internal threaded pipe Coil length x height x width mm 647X197 579 168 25 4 557 84 25 4 Indoor Air Circulation High Med Low actual label m3 h 550 480 400 500 450 Indoor Noise Level dB High Low a...

Page 46: ...ual label dB A 51 1 49 54 Dimension size L W H mm 700 225 500 795 255 540 Packing size L W H mm 825 320 550 920 335 595 Net Gross weight Kg 30 31 40 42 Refrigerant type weight g R410A 600 R410A 870 De...

Page 47: ...urrent input actual label A 5 1 5 1 Heating COP actual label W W 3 14 3 14 Max input consumption W 1700 1700 Max current A 7 4 7 4 Model 5PS132EAA22 PA130G1C 4FT Type Rotary piston scroll Rotary Rotar...

Page 48: ...4 25 4 Indoor Air Circulation High Med Low actual label m3 h 450 450 Indoor Noise Level dB High Low actual label dB A 29 40 29 40 Dimension L W H mm 746 245 196 746 245 196 indoor unit Packing L W H m...

Page 49: ...Max refrigerant pipe length Max difference in level m 15 5 15 5 Model KFR 32GW GX1c EER 3 2 KFR 32GW GX1DC EER 3 2 Rated volt and frequency Ph V Hz 220 240V 50Hz 220 240V 50Hz Cooling capacity actual...

Page 50: ...16 4 YDK 16 4 Power input W 35 35 capacity uF 1 2 1 2 Fan motor Indoor Fan Speed RPM High Med Low r min 1250 1050 850 1250 1050 850 Indoor fan dia length mm 97X 633 97 633 Rows Tubes Circuits 2 16 3 2...

Page 51: ...7 internal threaded pipe 7 internal threaded pipe condensor Coil size length x height x width mm 747 504 13 37 768 504 13 37 747 504 13 37 768 504 13 37 Outdoor Noise Level dB High Low actual label dB...

Page 52: ...input actual label W 1040 Heating current input actual label A 4 7 Heating COP actual label W W 3 61 Max input consumption W 1750 1850 Max current A 8 8 9 9 Model PA140X2C 4FT PA140X2c 4FT Type Rotar...

Page 53: ...mm 615 315 25 4 615 315 25 4 Indoor Air Circulation High Med Low actual label m3 h 500 506 500 Indoor Noise Level dB High Low actual label dB A 29 39 29 4 39 1 29 39 Dimension L W H mm 800 280 190 800...

Page 54: ...Liquid side Gas side Length mm 6 35 9 52 3500 6 35 9 52 3500 Refrigerant piping Max refrigerant pipe length Max difference in level m 15 5 15 5 Model CS 35H3A M AH4 EER 2 9 CS 35H3A M AH4A Rated volt...

Page 55: ...ation lubricating oils oil charge ml FV50S 430ml Model YDK 16 4 3 YDK 16 4 3 Power input W 33 33 capacity uF 1 1 Fan motor Indoor Fan Speed RPM High Med Low r min 1320 1320 Indoor fan dia length mm 10...

Page 56: ...de dia and typ mm 9 52internal threaded pipe 7internal threaded pipe condensor Coil size length x height x width mm 783 500 22 747 504 12 7 769 504 12 7 Outdoor Noise Level dB High Low actual label dB...

Page 57: ...bel W 1076 1020 1076 1020 Heating current input actual label A 4 8 4 7 4 8 4 7 Heating COP actual label W W 3 17 3 61 3 17 3 61 Max input consumption W 2170 2170 Max current A 10 6 10 6 Model PA140X2C...

Page 58: ...irculation High Med Low actual label m3 h 645 466 412 600 645 466 412 600 Indoor Noise Level dB High Low actual label dB A 42 7 39 8 34 5 42 7 39 8 34 5 Dimension L W H mm 790 270 180 790 270 180 indo...

Page 59: ...erence in level m 15 5 15 5 Model KFR 35GW AGX1C EER 2 9 KFR 35GW AGX1DC EER 2 9 Rated volt and frequency Ph V Hz 230 50 220 240V 50Hz Cooling capacity actual label W 3433 3590 3433 3590 Cooling power...

Page 60: ...input W 35 35 capacity uF 1 2 1 2 Fan motor Indoor Fan Speed RPM High Med Low r min 1250 1050 850 1250 1050 850 Indoor fan dia length mm 97X 633 97 633 Rows Tubes Circuits 2X16X3 2 16 3 Tube pitch row...

Page 61: ...mm 9 5 internal threaded pipe 9 52internal threaded pipe condensor Coil size length x height x width mm 783 500 22 783 500 22 Outdoor Noise Level dB High Low actual label dB A 54 55 54 Dimension size...

Page 62: ...00 Heating power input actual label W 1700 Heating current input actual label A 7 6 Heating COP actual label W W 3 18 Max input consumption W 2200 2400 Max current A 11 5 12 5 Model PA200X2C 4KU1 PA20...

Page 63: ...357 25 4 705 357 25 4 Indoor Air Circulation High Med Low actual label m3 h 800 811 800 Indoor Noise Level dB High Low actual label dB A 37 47 37 44 Dimension L W H mm 900 292 215 900 292 215 indoor u...

Page 64: ...4000 6 35 12 7 4000 Refrigerant piping Max refrigerant pipe length Max difference in level m 15 5 15 5 Model CS 51H3A P AH4A EER 2 75 CS 51H3A N AE2 Rated volt and frequency Ph V Hz 220 240 50 220 240...

Page 65: ...mi Model YDK 23 4 A6 YDK 26 4 A6 Power input W 47 56 capacity uF 1 8 1 8 Fan motor Indoor Fan Speed RPM High Med Low r min 1250 20rpm 1150 30rpm 1050 40rpm 1300 1200 1080 Indoor fan dia length mm 98 7...

Page 66: ...dia and typ mm 9 52internal threaded pipe 8internal threaded pipe condensor Coil size length x height x width mm 727 500 21 65 761 500 21 65 773 550 19 05 803 550 19 05 Outdoor Noise Level dB High Lo...

Page 67: ...l label W 1600 1500 Heating current input actual label A 6 9 6 8 Heating COP actual label W W 3 38 3 60 Max input consumption W 2400 2500 Max current A 12 5 14 Model PA200X2C 4KU1 PA200X2CS 4KU1 Type...

Page 68: ...ed pipe Coil length x height x width mm 705 357 25 4 815 408 25 4 Indoor Air Circulation High Med Low actual label m3 h 800 950 Indoor Noise Level dB High Low actual label dB A 38 42 37 45 Dimension L...

Page 69: ...Gas side Length mm 6 35 12 7 4000 6 35 12 7 4000 Refrigerant piping Max refrigerant pipe length Max difference in level m 15 5 15 5 Model KFR 51GW BGX1c EER 2 75 CS 61H3A P AE2 EER 2 75 Rated volt an...

Page 70: ...0ml Model YDK 16 4 220 240V 50Hz YDK 27 4 A6 Power input W 45W 56 capacity uF 1 2 F 1 8 Fan motor Indoor Fan Speed RPM High Med Low r min Hi 1250 10rpm Med 1050 10rpm low 850 10rpm Hi 1300 20rpm Med 1...

Page 71: ...ia and typ mm 9 52internal threaded pipe 9 52internal threaded pipe condensor Coil size length x height x width mm 727 500 21 65 761 500 21 65 766 550 22 801 550 22 Outdoor Noise Level dB High Low act...

Page 72: ...label W 2000 2100 Heating current input actual label A 9 1 9 4 Heating COP actual label W W 3 15 2 90 Max input consumption W 3200 3200 Max current A 16 5 16 5 Model PA240X2CS 4KU1 PA240X2CS 4KU1 TOS...

Page 73: ...oil length x height x width mm 705 375 25 4 705 126 12 7 766 252 25 4 747 126 25 4 Indoor Air Circulation High Med Low actual label m3 h 900 750 Indoor Noise Level dB High Low actual label dB A 42 46...

Page 74: ...0 1 2 Liquid side Gas side Length mm 6 35 12 7 4000 6 35 12 7 4000 Refrigerant piping Max refrigerant pipe length Max difference in level m 15 5 15 5 Model CS 70H3A T AS CS 70H3A W ASA EER 2 75 Rated...

Page 75: ...Refrigeration lubricating oils oil charge ml Model YDK 32 4 YDK 30 4 Power input W 80 63 capacity uF 3 5 2 Fan motor Indoor Fan Speed RPM High Med Low r min H 1300 30 rpm M 1220 30 rpm L 1150 30 rpm...

Page 76: ...ng mm 25 22 1 8 25 22 1 8 Tube outside dia and typ mm 9 52internal threaded pipe 9 52internal threaded pipe condensor Coil size length x height x width mm 728 650 22 762 650 22 728 650 22 762 650 22 O...

Page 77: ...wer input actual label W 2220 2330 Heating current input actual label A 10 10 4 Heating COP actual label W W 3 24 3 22 Max input consumption W 3700 3600 Max current A 18 19 5 Model PA270X3CS 4MU2 PA27...

Page 78: ...4 815 408 25 4 Indoor Air Circulation High Med Low actual label m3 h 1050 1050 Indoor Noise Level dB High Low actual label dB A 42 48 43 49 Dimension L W H mm 1080 308 225 1070 325 250 indoor unit Pac...

Page 79: ...size L W H mm 875 315 680 875 315 680 Packing size L W H mm 990 410 775 990 410 775 Net Gross weight Kg 58 62 58 62 Refrigerant type weight g R410A 1850 R410A 2100 Design pressure Hi Low MPa 4 0 1 2 4...

Page 80: ...13 7 Wiring diagrams 7 1Indoor unit KFR 25GW AGX1c KFR 35GW AGX1c KFR 51GW BGX1c 38 CS 25H3A V85AY1 CS 35H3A M85AH4 CS 51H3A P AH4A 85...

Page 81: ...14 CS 61H3A P85AE2 85 CS 70H3A T AS 38...

Page 82: ...15 KFR 70GW X1c 85...

Page 83: ...16 7 2 Outdoor uni KFR 25GW AGX1c CS 25H3A V AY1 KFR 35GW AGX1c CS 35H3A M AH4 KFR 51GW BGX1c CS 51H3A P AH4A CS 61H3A P85AE2 CS 70H3A T AS KFR 70GW X1c...

Page 84: ...ND 5 5 20S FMO CN C22 104 275 L2 JLC0301 L3 JLC0301 U2 IC7 10 R35 4 7K 12 19 20 P32 P33 CNM E2 220UF 35V C2 104 JS2 B38aC M15A 0 5 R38 10K G ND Q8 9012 R39 10K R34 2K E8 1uF 50V C28 102 G ND 8 2 65 M...

Page 85: ...25V E4 100UF 25V C5 104 B B B E5 47UF 25V 5 C34 102 C23 104 G ND CNL R47 4 7k IC1 TMP86F809NG E9 22UF 16V C6 104 C36 104 C37 104 M70 809 85 JS2 B85aC T01A 0 8 4 Three water chestnut 18NV 85 section of...

Page 86: ...18 R34 2K 24 P01 G ND CNVSS 10 VREF ZR 621 10 126 BZ 20S FMO C18 102 G ND D8 4148 R12 4 7K 5 1 2 3 4 5 6 CNE XH 6A 5 G ND S S C19 104 R21 4 3K R2910K G ND G ND 1 2 CN1 XH 2A 5 C23 104 G ND C12 102 C16...

Page 87: ...the indoor units is equal to or less than 10 for three minutes in the compressor has continuous run for three minutes the compressor indoor and outdoor blower fans and swinging wind shut down Restart...

Page 88: ...only applicable to heat pump units Start up the compressor when the room temperature is less than Ts 1 compressor start up Shut down the compressor when the room temperature is more than or equal to t...

Page 89: ...an or equal to 52 the outdoor blower fan starts up and it exit the overload protection When the temperature of coil pipe of indoor units rises to 63 the compressor and outdoor blower fan are closed an...

Page 90: ...start up start up outdoor blower fan start up start up start up start up b l o w e r f a n lower speed low speed low speed lower speed low speed start up 2 MIN 2 MIN start up start up over 6 MIN four...

Page 91: ...rosting close the indoor and outdoor blower fan and four way valve 2 Outdoor PCB for defrost In the heating mode the unit defrost by outdoor control board unit start defrost shall all meet the followi...

Page 92: ...continuous running over 3 minutes the temperature of coil pipe of the outdoor units is equal to or less than 5 for one minutes Tp2 15 c Air conditioner first power on or it wait over 30 minutes the te...

Page 93: ...26 c o m p r e s s o r o u t d o o r b l o w e r f a n d o o r b l o w e r f a n TP2 Tr Tr c o m p r e s s o r o u t d o o r b l o w e r f a n d o o r b l o w e r f a n TP2...

Page 94: ...d o o r b l o w e r f a n start up start up start up start up shutdown shutdown outdoor blower fan compressor start defrost Dehumidification Dehumidification running is to eliminate the water vapor i...

Page 95: ...working mode Ventilation working mode only applicable to single cooling unit In the ventilation mode When ventilating the compressor outdoor blower fan four way valve and electric heating are all clos...

Page 96: ...cution key on the panel of indoor units and the air conditioner can run by pressing the key when the remote control is out of work or missing When pressing down the forcible execution key then power u...

Page 97: ...play at on off state flicker 4 6 SEC display at off state outdoor unit abnormal 1 Check whether the winding resistance and operation current of the compressor are normal 2 Check whether the high and l...

Page 98: ...when it is wrong connect them again according to the circuit diagram 4 Check whether the contact of the inserter on the circuit board and the connection are well otherwise repair 5 Check whether the s...

Page 99: ...ard is defective Replace P C board Connect CN properly Replace TA sensor Is CN TP1 sensor connector connected properly Is TP1 sensor resistance value 5KO at 25 normal Indoor P C board is defective Rep...

Page 100: ...tor connector Replace indoor fan motor Replace main P C board Replace bearing YES YES YES NO NO NO Turn off indoor unit and rotate cross flow fan by hand when the unit is on standby Is it possible to...

Page 101: ...defective Is resistance value of room sensor Tr and heat exchanger sensor TP1 normal Room sensor or heat exchanger sensor is defective Replace room sensor or heat exchanger sensor Compressor is defect...

Page 102: ...START STOP button Does radio sound is affected by remote control when a signal is transmitted at distance of 5 cm from radio Does indoor unit start to operate by automatic restart function Is transmi...

Page 103: ...e beeper beep Is the display all off Check the connector on display PCB connected to control PCB Check the display PCB itself Is the unit display normal Does outdoor unit run Does the compressor run n...

Page 104: ...fuse of indoor PCB burn out Change a good remote does the air conditioner running Is the power supply no problem Does the 12V and 5V of indoor PCB have Replace PCB normal Does the electric switch cut...

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Chigo 38B, Service Manual

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Summary of Contents for 38B

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