Daewoo FRS-U20IV - TROUBLE SHOOTING (Frost & Ice Issues); Ice Formation on Freezer Louver

2. Freezing failure ( Weak cooling )
TROUBLE SHOOTING
Error CODE
happens
Start
Refer to Error display
in Funtion page
Does compressor
operate?
Check the Relay wire, OLP
and PTC
No
Yes
Yes
No
Freezer/Compressor
cooling Fan
Temperature Fuse is
OK?
Defrost Heater is
OK?
Change the relative Motor
Change the Fuse
( Left up side of Evaporator )
Change the Defrost Heater
( 250W )
No
Yes
No
Yes
No
Yes
Fan Motor
Wire is connected?
Change Main PCB
Check lead wire
No
Yes
Yes
No
Ice formation on
Evaporator?
Check ice formation and if
refrigerant leak is found, repair
No
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