Samsung AVMKH020EA4 Service Manual page 209

Troubleshooting
11-2-19 The compressor discharge temperature sensor breakaway
Outdoor unit display
Indoor unit display
Judgment method
Causes
1. Judge method
1) Cooling operation
Tcond, out - Tair, out > 3˚C
Tair, in - Teva, in > 4˚C
Tair, in - Teva, out > 4˚C
Compressor running &
indoor unit on and thermo on
Error contents
2) Heating operation
High pressure average > 15kg/cm
Low pressure average < 5kg/cm
Teva, out - Tair, in ≥ 3˚C
Teva, in - Tair, in ≥ 2˚C
Tcond, out - Tair, out < 2˚C
Compressor running &
indoor unit on and thermo on
Error contents
11-23
(Operation) (Timer)
- Refer to the below judge method
- Loading failure of digital compressor or OLP Trip
2
2
(Fan) (Filter) (Removing frost)
Loading failure or OLP Trip
Loading failure or OLP Trip
NO
NO
NO
OK
NO
NO
NO
NO
NO
OK
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