Part 4 Trouble Shooting - Friedrich MD24Y3J Svc Manual

Part 4 Trouble Shooting

1. Self-diagnosis Function.................................................................................................38
1.1 Error Indicator (Indoor)................................................................................................38
1.2 Error Indicator (Outdoor) .............................................................................................39
2. Pump Down.....................................................................................................................40
3. Evacuation ......................................................................................................................41
4. Gas Charging ..................................................................................................................42
5. Cycle Part ........................................................................................................................43
6. Electronic Parts ..............................................................................................................44
6.1 The Product doesn't operate at all..............................................................................44
6.2 The Product doesn't operate with the remote controller .............................................45
6.3 The Compressor/Outdoor Fan are don't operate ........................................................46
6.4 When indoor Fan does not operate.............................................................................47
6.5 When the louver does not operate. .............................................................................48
6.6 Troubleshooting Indoor Error .....................................................................................49
6.7 Troubleshooting Outdoor Error ..................................................................................55
Only for training and service purposes
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