Troubleshooting
4-48 Samsung Electronics
4-4-8
Simultaneous Indoor Heat Exchanger's EVA IN, OUT sensor dislocation error (Open/Short)
1. How to diagnose
1) During Cooling Operation
Tcond, out - Tair , out > 3°COK
Tair , in - Teva, out > 4°CNO
Tair , in - Teva, out > 4°CNO
Compressor in operation &
Indoor unit operation & Thermo On
OK
Error details
Simultaneous indoor heat exchanger's
EVA IN, OUT sensor dislocation error
2) During Heating operation
Average high pressure > 25kg/㎠
OK
Average low pressure > 8.2kg/㎠
OK
Teva, out - Tair, out ≥ 3°CNO
Tair , in - Teva, out ≥ 2°CNO
Tcond, out - Tair , out < -2°COK
Compressor in operation &
Indoor unit operation & Thermo On
OK
Error
details
Simultaneous Indoor heat exchanger's
EVA IN, OUT sensor dislocation error
2. How to check
Check if an Indoor heat exchanger's EVA IN, OUT sensor has been dislocated then is correct after assembling.
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