Daewoo Q600 series, Service Manual

Page: 49 / 112

7-5. Defrosting Poor
D-Sensor
Normal?
Replace D-Sensor
Defrosting
Heater Normal?
Replace Defrosting
Heater
Temperature
Fuse
는
Normal?
Replace Temperature
Fuse
After running it for a
certain while
Do Forced Defrosting
Defrosting
Heater Normally
Works?
Main PCB power
connection
Normal?
Repair the connecting
socket
Defrosting
Heater Relay
Normal?
Replace & Repair
Defrosting Heater Relay
Replace Main-PCB
Checking
If Resistance of #2 & #4 of
CN1 are
0 and
∞Ω, respectively, after turning Power off, it
is disconnected or short-circuited
Coil voltage at # 2 Relay of
Main-PCB shall be
12V
N
Y
N
Y
N
Y
N
Y
N
Y
N
Y
Start
Doing Forced Defrosting : Press “Fridge Adjustment”
Button 5 times with “Freezing Adjustment” Button pressed
at a Locked state
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