Samsung AVXCSH023/032/040CE, Service Manual

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Troubleshooting
Samsung Electronics 4-100
4-4-4 Indoor Heat Exchanger's EVAP IN sensor dislocation error
×(Operation) ◑ (Timer) ◑ (Fan) ◑ (Filter) ×(Defrost)
• Indoor heat exchanger's EVAP IN piping sensor has been dislocated
• Refer to how to determine below
Indoor unit display
Criteria
Cause of problem
Outdoor unit display
1. How to diagnose
1) During Cooling Operation
x x x (x x x : The address of the error occurred indoor unit)
Tcond, out - Tair, out > 3°C OK
Tair, in - Teva, out > 4°C NO
Tair, in - Teva, out > 4°C OK
Compressor in operation &
Indoor unit operation & Thermo On
OK
Error details
Indoor heat exchanger's
EVAP IN sensor dislocation error
2) During heating operation
Average low pressure > 8.5kg/cm2 OK
Tcond, out - Tair, out ≥ 3°C OK
Tair, in - Teva, out ≥ 2°C NO
Tcond, out - Tair, out < -2°C OK
Compressor in operation &
Indoor unit operation & Thermo On
OK
Error details
Indoor heat exchanger's
EVAP IN sensor dislocation error
2. How to check
Check if an Indoor heat exchanger's EVAP IN sensor has been dislocated then is correct after assembling.