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Only for training and service purposes

LGE Internal Use Only

1. Checking Key Components of Unit..................................................37

1.1 Flow Switch ...............................................................................................37

1.2 Water Pump ...............................................................................................38

1.3 Electric Heater...........................................................................................39

1.4 Remote Controller ....................................................................................40

1.5 Compressor...............................................................................................41

1.6 Fan Motor ..................................................................................................42

1.7 Electronic Expansion Valve .....................................................................43

2. Self-Diagnosis Feature......................................................................46

2.1 Concept of ʻClassified Troubleʼ ...............................................................46

2.2 Error Code List..........................................................................................47

3. Trouble Shooting Guide....................................................................49

Trouble Shooting

LG Therma V AHBW A0 Series User Manual

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