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Normal Problems - Haier BD-103GC Service Manual

Chest freezer
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Normal problems

Problems
Reasons
1. Fuse is broken
2. The contact of plug, socket, and cable
is not good. Cable broken.
3. The voltage is too low, 10-15% less
than rated voltage
4. The knob of temperature controller is at
"rest" position.
Compressor
5. The temperature controller is out of
can
not
be
order.
started
6. Starting relay or thermal protection unit
is out of order or broken.
7. Wire broken of motor starting coil or
operation coil.
8. The compressor motor is burned or
rotator and stator are blocked to dead.
9. There is leakage of high-pressure gas
valve or the shaft is embraced to dead.
1. The distance between temperatures
sensing tube of temp. Controller and
evaporator are too big.
2. The temperature controller is out of
Compressor
order.
starts
too
3. Food stuffs in the freezer too much,
frequent,
door opens too frequent and open time
operation
too long.
time too long,
4. The environment temperature is too
but
high, humidity too high, airflow is
temperature
impeded.
drop
in
5. The frost layer at the evaporator is too
freezer is too
thick.
slow
6. The refrigerant is insufficient or
leakage.
7. Compressor efficiency is reduced.
8. The drying filter is blocked.
Compressor
1.The knob of temperature controller has 1. Change the position to
Removing methods
1. Check if there is short circuit
and solve it, if not, change
capable fuse
2. Check and connect tightly, or
change.
3. Use till voltage rises to rated
value or attach a stabilizer.
4. Rotate the knob to wanted
position for suitable temperature.
5. Change the controller.
6. Change starting relay or
thermal protection unit.
7. Measure using R×1 position
of avometer, if there is wire
broken, change compressor.
8. Change compressor.
9. Change compressor.
1 Adjust and make it close to
evaporator cover.
2.Change the temperature
controller.
3.Reduce them.
4.Put the freezer to suitable place
and make air circulate well.
5.Remove frost regularly.
6.Check or supplement
refrigerant.
7.Change compressor.
8.Change new drying filter.

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