Samsung AVMKH020EA0 Service Manual page 205

8
Troubleshooting
8-2-25. Breakaway of indoor unit EVAP IN sensor
Outdoor unit display
Indoor unit display
Judgment method
Causes
1. Judgment 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
2. Check method
Check the breakaway of indoor unit EVAP IN sensor and then reassemble to correct.
x
(Breakaway error of xth indoor unit EVAP IN piping sensor)
(Operation) (Timer)
- Refer to the following judgment method
- EVAP IN piping sensor of indoor unit departed
2
2
- 204 -
(Fan) (Filter) (Removing frost)
Breakaway of indoor unit inlet sensor
Breakaway of indoor unit inlet sensor
OK
OK
NO
OK
OK
OK
OK
NO
OK
OK
OK