13
Maintenance Service And Troubleshooting
1. When the refrigerator does not get cold at all
First check defrost
timer motor and
then rotate the cam
manually until click
is heard. OKEY if
compressor runs.
Check Point
Indication
Cause Of Trouble
Instruction (diagnosis)
Check for
continuity
Does the
compresso
r have
Does the
compressor have
power?
Does the
compressor
run?
Freezer
Thermostat
Defrost Timer
Starting
Relay
Check for continuity
between terminals (2
and 5) whiles in an
upright position.
Overload
Protector
Check for continuity
between terminals (1
and 3)
YES
YES
YES
YES
Starting
Relay
In upside an down
position, check for
continuity between
terminal (2 and 6)
YES
Electrolytic
capacitor (at
115V)
No continuity between
terminals. If normal,
resistance drops to 0
temporarily & then rises
to infinity
YES
NO
NO
NO
NO
NO
Compressor
- Motor lock
- Inter-lay short of
motor
(1) Disconnect the power
(2) Remove the lead from capacitor
and as a precaution discharge it by
shorting the terminals with an
insulated screw drier
Does the refrigerated
room lamp illuminate
when the door is
closed
Check the power
source and power
cord
NO
YES
NO
