SERVICE MANUAL
Model: HF50CW10W
16
Issue 2014-1-24
Rev.
Ref1401S002V0
8-2. Abnormal phenomena
8-2-1. No cooling
No cooling
Whether the freezer can start
Test according to the process of the
freezer can not start
Cooling system or drier filter is blocked.
To evacuate and pour the cooling system and
recharge refrigerant again
Whether the temperature knob on “off”
position
Exchange the thermostat
Check whether the working current of
compressor is higher than 120% of
normal operating current
If the noise of compressor is loud
Check whether the working current of
compressor is lower than 80% of normal
o
current
The working sound of compressor is small
If compressor can run naturally and temperature
raising of condenser is very low
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
Refrigerant leak, check and
repair charge refrigerant again.
Compressor defect and change it
YES
YES
NO
YES
YES
YES
YES
NO
YES
NO
NO
YES
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