Daewoo FRS-2021, Service Manual

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3. Freezer Compartment
Solve the error code problem.
Start
Any Error Mode on F-
PCB ?
Does comp. Work ?
F/C-Motor works OK ?
Temperature fuse is
OK ?
Change the
comp.
Change the fuse.
Y
N
N
Y
N
Y
Y
N
Y
N
3-1) Freezing / Refrigeration does not work. (Foods are not frozen / cold.)
* Error Mode Checkup
1) Set to “LOCK ON” mode first.
2) Push “LOCK” 3 times while pushing
“REF SET.” at the same time.
Defrosting heater is
OK ?
Ice formation on eva.
Is OK ?
* Error Code
F1 : F-Sensor disconnection/short (pull-down)
C1 : Abnormal Cycle (Comp., refrigerant leak)
F3 : Abnormal defrosting-return
(Check temp. fuse and defrosting heater.)
Change OLP/PTC.
OLP / PTC
Is OK ?
Change F/C-Motor. F/C-Motor is OK ?
Wiring connection is
OK ?
Change M-PCB.
Check wiring
connection.
Change the defrosting
heater.
Check ice formation on eva. And if refrigerant
leak is found, repair it.
N
N
Y
Y
Y
N
N
Pipe heater : 140W(345.7
Glass tube heater : 140W(345.7 )
Drain plate heater : 10W(4840 )
Failure Checkup & Troubleshooting
* Position : 3rd pipe of Eva. (Left)
* Refer to [Location of heaters, removing & replacing].
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