Haier HSM518HMNSS0 - Page 43

43
NO
If there is signal to the heater (230
V) or the fan (6V-13V)
The control board is failure
Change the compressor
Model: HSM518HMNSS0
SERVICE MANUAL
Issue
20200930
REF.
Ref1505S017V0
YES
NO
Check if the compressor is normal
YES
NO
YES
YES
Welding and fill the
refrigerant
Check each solder joint or connection
●
point of the leak with soap and water
Open the cooling system, Connect the
condenser outlet pressure gauge, check
if the exhaust pressure of the
compressor is higher than 1.2Mpa
Change the compressor