Samsung AVMKH020EA0 Service Manual page 210

8-2-30. Total leakage of outdoor refrigerant / Loading failure
Outdoor unit display
Indoor unit display
Judgment method
Causes
1. Judgement method (The following conditions should be satisfied for more than 20 minutes)
1) In cooling mode
Tcond, mid-Tair, out > 3°C
Tcond, out - Tair, out > 3°C
Tair, in - Teva, in > 4°C
Tair, in - Teva, out > 4°C
Compressor operating &
indoor unit operating and thermo on
Error contents
2) In heating mode
Average of high pressure > 15kg/cm
Average of low pressure < 5kg/cm
Teva, in - Tair, in ≥ 3°C
Teva, in - Tair, in ≥ 2°C
Tcond, out - Tair, out < 2°C
Compressor operating &
indoor unit operating and thermo on
Error contents
(Operation) (Timer)
- Refer to the following judgment method
- Leakage of outdoor unit refrigerant
- Loading failure
2
2
- 209 -
(Fan) (Filter) (Removing frost)
- Total leakage of outdoor unit refrigerant
- Loading failure / OLP Trip
- Total leakage of outdoor unit refrigerant
- Loading failure / OLP Trip
Troubleshooting
NO
NO
NO
NO
OK
NO
NO
NO
NO
NO
OK