Samsung RF263, Repair Manual

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Step 1
Touch the Display ”Energy Saver”+“Alarm” Key for
8 sec at the same time until “DingDong” sound
occur
※ When Error

Measure it to move TIP 5-1.
-No ERROR, or “25 E”(R DEFROST ERROR)

Check Step2
Step 2 (Bimetal / HEATER OPEN)
① Inspect BIMETAL (RED+BLK) Open

Change the parts
- Normal: 0Ω, Failure: OPEN
② Measure Heater (BRN+BRN)resistance

Replace Heater
- Normal : 90~115Ω, - failure : Open & 0 Ω
③ Forced Heater On HEATER part voltage

Inspect WIRE
- Normal:105~125V, Failure: 0V
④ Inspect Main PBA CN70 No.7(WHT),CN72
No.3GRY)+LINER part CONNECTOR WIRE
OPEN
Tip 9-3. Inspect R EVAP DEFROST BUILD
※ Before power off, operate self-diagnosis test on “TIP 5-1” first.

Must check forced defrost operation after defrost repairing.
Freezing occurs on all EVAP
CN 70 CN 72
Inspect Bimetal
Resistance
Inspect
HEATER
resistance