Normal Problems - Haier JC-298G Service Manual

Normal peoblems
Problems Reasons
1. Fuse is broken
2. The cont act of plug, socket, and
cable is not good. Cable broken.
3. The volt age is too low , 10- 15%
less than rated voltage
4. The knob of
controller is at "rest" position.
5. The temperature controller is out
of order.
Compress
6. S
or can not
protection unit is out of order or
be started
broken.
7. Wire broken of motor st arting coil
or operation coil.
8. The compressor motor is burned
or rot ator and st ator are blocked to
dead.
9. There is leakage of high-pressure
gas valve or the shaft is embraced to
dead.
1. The point of sensor was moved.
Compress 2. The temperature controller is out
or st arts
too 3. The environment temperature is
frequent,
operation
time too 4. The frost layer at the evaporator
long, but
temperatu 5. The refrigerant is insufficient or
re drop in
wine cellar 6. Compressor efficiency is
is too slow
7. The drying filter is blocked.
Compress
or runs
1. The point of sensor was moved.
without
2.The temperature sensing probe of
stop,
controller is not placed well, and
temperatu
causes maladjustment
re in
3.Compressor efficiency reduced.
freezer is
too low
tarting relay or thermal
of order.
too high, humidity too high, airflow
is impeded.
is too thick.
leakage.
reduced.
Removing methods
1. Check if there is short circuit
and solve it, if not, change cap able
fuse
2. Check and connect tightly
change.
temperature
3. Use till volt age rises to rated
value or attach a stabilizer.
4. Rot ate 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 ther e is wire broken,
change compressor.
8. Change compressor.
9. Change compressor.
1 Check the point of sensor,and
move it to original place.
2.Change the temperature
controller.
3.Put the wine cellar to suitable
place and make air circulate well.
4Remove frost regularly.
5.Check or supplement refrigerant.
6.Change compressor.
7.Change new drying filter.
1.Check the point of sensor,and
move it to original place.
2.Adjust to suitable position,
normally contact tightly with
evaporator cover.
3.Change compressor.
, or