6. Self Diagnosis & Trouble Shooting
6-5. If defrost does not operate (F,R DEF Heater)
To do list
Is the temperature of
defrost sensor lower
than 53.6℉(12℃)?
manual operation for a
certain time
NO
YES
YES
**Measuring point of resistance
value according to sensor **
F-DEF : CCN30-”5” ↔ CN76-”1”
measuring resistance value
R-DEF : CN30-”8” ↔ CN76-”1”
measuring resistance value
** 0Ω: Short trouble / Ω∞: Open trouble
Manual defrosting of fresh
food and freezer
compartments
operate simultaneously.
Is power applied to
each defrost heaters?
NO
Does the system return
to cooling operation after heating
for specified time?
YES
NO
Normal
YES
YES
Recheck the applicable sensor.
Reference
If defrost sensor temperatures of fresh
food and freezer compartments are
higher than 50
℉(10℃), 53.6℉(12℃) by
the heating from heater, heating would
be finished and will return to cooling
operation after a pause.
Resistance value of sensor according to
temperature
86℃ (30℉)
4.22㏀
If you need the
temperature with
detail, refer to
DATA1.
temperature
table
68℃ (20℉)
6.05㏀
50℃ (10℉)
8.87㏀
32℃ (0℉)
13.29㏀
14℃ (-10℉)
20.42㏀
-4℃ (-20℉)
32.23㏀
-22℉(-30℃)
52.41㏀
If Energy Saver + Fridge Key are pressed
simultaneously for 8seconds and then select
any key, 3rd test mode(manual defrosting) will
be operated.
186
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