LG Therma V AHBW Series - Checking Key Unit Components; Self-Diagnosis Feature

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1. Checking Key Components of Unit..................................................44
1.1 Flow Switch ...............................................................................................44
1.2 Water Pump ...............................................................................................45
1.3 Electric Heater...........................................................................................46
2. Self-Diagnosis Feature......................................................................47
2.1 Concept of ‘Classified Trouble’ ...............................................................47
2.2 Error Code List..........................................................................................48
3. Trouble Shooting Guide
t ............................................................................50
Trouble Shooting