No Cooling - Haier HC17SG42RB Service Manual

SERVICE MANUAL
.
Model: HC17SG42RB/HC27SG42RB

6-3. No cooling

No cooling
Whether the refrigerator can start
Whether the temperature of fresh food
compartment do not descend and after a little
minute, it will stop running
Check whether the working current of
compressor is higher than 120% of
normal operating current
Check whether the working current of
compressor is lower than 80% of normal
operating current
The working sound of compressor is small
If the temperature raising of condenser and
drier filter is very low
Both high-pressure pipe and low-pressure pipe
temperature are same as the ambient temperature
Compressor defect and change it
NO
YES
NO
YES
NO
YES
YES
YES
NO
YES
Test according to the process of the
refrigerator can not start
YES
Exchange the thermostat
If the noise of compressor is loud
YES
If compressor can run naturally and temperature
raising of condenser is very low
YES
Cooling system or drier filter is blocked.
To evacuate and pour the cooling system and
recharge refrigerant again
Refrigerant leak, check and
repair charge refrigerant again.
Issue 2014-8-1
Rev. Ref1407S026V0
14