EQK EAC2H18R2C Скачать руководство пользователя страница 4

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TROUBLESHOOTING

When the air conditioner failure occurs, the fault code will displays on control board.

TO CHECK

CODES

1) EAC2H18R2C

2) EAC2H18R2C EAC4H36R2C EAC3H24R2C EAC5H42R2C

Drive failure indicator

Main control failure indicator

Main Control Board

Main control failure
Fault code will display on 7 segment display on outdoor control board.

Outdoor

Control Board

7 segment

display

Содержание EAC2H18R2C

Страница 1: ...r purchasing our air conditioner Please read this owen s manual carefully before using your air conditioner Model No EAC2H18R2C EAC4H36R2C EAC3H24R2C EAC5H42R2C Multi Zone Mini Split Air Conditioner T...

Страница 2: ...cy operation with portable convenience By following the operating and care instructions in this manual your air conditioner will provide you with many years of reliable service Please visit our websit...

Страница 3: ...t has been blocked Remove block obstacles Poor cooling heating 1 The outdoor heat exchanger is dirty such as condenser 2 3 There are heating devices indoors The air tightness is not enough People come...

Страница 4: ...ontrol board TO CHECK CODES 1 EAC2H18R2C 2 EAC2H18R2C EAC4H36R2C EAC3H24R2C EAC5H42R2C Drive failure indicator Main control failure indicator Main Control Board Main control failure Fault code will di...

Страница 5: ...4 TROUBLESHOOTING Drive fault code display s...

Страница 6: ...board components 3 Reassembly the EE components 5 Cooling freezing protection the indoor coil temperature is too low or heating overload indoor coil temperature is too high 1 The indoor unit can not...

Страница 7: ...8 AC voltage is abnormal 1 The AC voltage 275V or 160V 2 The AC voltage of sampling circuit on the driver board is abnormal 1 Normal protection please check the supply power 2 Replace the driver board...

Страница 8: ...LESHOOTING You can check the driver board LED to further a ze the fault code of the drive board and to learn about what leads to the fault and how to operate it information can be n in d r s for a d w...

Страница 9: ...SHOOTING d r s for a d w emarks 1 is ed ly 2 s 3 s 4 s Too high d that the is longer 3 fails 4 1 2 ring 1 connecting is 2 per fails 3 per fails 4 per s 5 per per Lacking of ring 1 connecting is 2 s 3...

Страница 10: ...connected loosely 2 The sequence of the wiring between the wired controller to the indoor control board is wrong 3 The wiring between the wired controller to the indoor control board fails 4 The wire...

Страница 11: ...as condenser 5 The speed of the outdoor fan motor is too low Check the outdoor fan motor and fan capacitor 6 The outdoor fan is broken or the outdoor fan is blocked Check the outdoor fan 7 The air in...

Страница 12: ...hange the driver board 14 PFC LOW voltage detected failure 15 AD offset abnormal detected failure Driver board fails Change the driver board 16 Inverter PWM logic set fault 17 Inverter PWM initializat...

Страница 13: ...ty How to deal with failure in drive control 1 C is not ed properly 2 3 4 5 6 fails 1 2 3 the is d 4 5 6 2 failure in drive control 1 2 3 2 3 3 4 failure in drive control 1 2 3 ils 1 2 ils 3 4 2 3 2 3...

Страница 14: ...d 18 Driver board read EE data error 1 EEPROM has no data or data error 2 EEPROM circuit fault 1 Change EEPROM component 2 Change the driver board 19 PFC chip receive data fault Abnormal communication...

Страница 15: ...Emerson Quiet Kool Co Ltd 120 US 46 Parsippany Troy Hills NJ 07054 Toll Free 1 888 493 0305 Version Update 2021 5 0...