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PROBLEM
1 - The refrigerator does not
cool (the compressor and the
light bulb do not work).
2- The refrigerator does not
cool (the compressor does not
work, but the light bulb
works).
3 - The refrigerator does not
cool (both the compressor and
the light bulb work).
4- The refrigerator does not
cool enough (the light bulb
works and the compressor
works too much).
5- Refrigerator (freezes food
in fresh food compartment),
excessive compressor
operation.
6- Excessive refrigerator
operation.
FAILURE
No power in the contacts.
The wiring harness is disconnected or
making a false contact.
Potentiometer knob (temperature
control) in 0 position.
The electronic board does not send a
signal for the compressor to start
operating.
Refrigerator in defrost cycle.
Defective PTC.
Thermal protector with open circuit.
Wiring harness or connection with
open circuit.
Compressor (burned or forced).
Leaking cooling unit.
Cooling unit with restriction.
The compressor does not compress.
Temperature control knob in low
position.
The electronic board does not send a
signal for the defrost cycle (the
evaporator is blocked with ice).
Defrost resistance has an open circuit
(evaporator blocked with ice).
Defrost thermostat with open circuit
(evaporator blocked with ice).
Short-circuit of defrost sensor (burned
or blocked).
Defective fan engine
Cooling unit has a leak.
Magnetic seal does not seal.
The door does not close well.
Defective light bulb switch (light bulb
on when door is closed).
Temperature control knob in high
position.
Temperature sensor in the incorrect
position.
Temperature control knob in high
position.
Connect pins or replace wiring harness.
Adjust the knob to a position other than 0.
Check that the board is functioning
Check the cycle and wait for it to end.
Check current continuity of connections
Check compressor and replace if
Search for and repair restriction.
Move knob to higher position.
Check that the board is working correctly.
Change defrost resistance and melt ice.
Change defrost thermostat and melt ice.
Check or change wiring harness sensor.
Repair or change magnetic seal.
Connect or change switch or adjust door
Adjust knob to a lower position.
Check correct position of sensor.
Adjust knob to a lower number position.
25
SOLUTION
Check contacts.
correctly.
Replace PTC.
Replace thermal protector.
and wiring harness.
necessary.
Search for and repair leak.
Change the compressor.
Change fan engine.
Search for and repair leak.
Adjust door.
so that it switches light.
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