LG LH247HV Installation Manual download pdf (Page 21)

Installation Manual 21

ENGLISH

Self-diagnosis Function

If abnormal voltage is supplied, the protection circuits will turn off the product in order to prevent

the component damage. The product will automatically restart after 3 minutes.

Outdoor Error

Ex) Error 21 (DC Peack)

AUUW18GD2(LUU187HV) / AUUW24GD2(LUU247HV) AUUW36GD2(LUU367HV) / AUUW42GD2(LUU427HV)

Self-diagnosis Function

Error Indicator (Outdoor)

2times ◑ 1time ◑ OFF

2times ◑ 2times ◑ OFF

2times ◑ 3times ◑ OFF

2times ◑ 4times ◑ OFF

2times ◑ 6times ◑ OFF

2times ◑ 7times ◑ OFF

2times ◑ 9times ◑ OFF

3times ◑ 2times ◑ OFF

4times ◑ 0 OFF

4times ◑ 1time ◑ OFF

4times ◑ 3times ◑ OFF

4times ◑ 4times ◑ OFF

4times ◑ 5times ◑ OFF

4times ◑ 6times ◑ OFF

4times ◑ 8time ◑ OFF

5times ◑ 1times ◑ OFF

5times ◑ 3times ◑ OFF

6times ◑ 0 OFF

6times ◑ 1times ◑ OFF

6times ◑ 2times ◑ OFF

6times ◑ 5times ◑ OFF

6times ◑ 7times ◑ OFF

21 DC Peak(IPM Fault)

22 Max. CT(CT2)

23 DC Link Low Volt.

24 Pressure switch/Heater Sink.

26 DC Comp Position Error

27 PFC Fault Error

29 Comp Over Current

32 D-Pipe High(Inv.)

40 CT Sensor(Open/Short)

41 Inv. D-Pipe Th Error(Open/Short)

43 High Pressure Sensor(Open/Short)

44 Outdoor air Th Error(Open/Short)

45 Cond. Middle Pipe Th Error(Open/Short)

46 Suction Pipe Th Error(Open/Short)

48 Cond. Out-Pipe Th Error(Open/Short)

51 Capacity over

53 Communication Error(Indoor ÷ Outdoor)

60 EEPROM Error(Outdoor)

61 Cond. Middle Pipe High

62 Heatsink Error(High)

65 Heatsink Th Error(Open/Short)

67 BLDC motor fan lock(Outdoor)

Error Code

Description

LED 1

(Red)

LED 2

(Green)

Indoor

status

1 Time 1 Time 1 Time

2 Times2 Times2 Times

1 Sec.

2 Sec. 2 Sec.

1 Sec. 1 Sec.

LED01G

(RED)

LED02G

(GREEN)

1 2 ... 16 17 18 19 20 21 22 23

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LG LH247HV Installation Manual Page 21

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