LG LRSC26980TT Service Manual - Page 66

No conduction: NG.

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TROUBLE DIAGNOSIS PROBLEM 3. Refrigeration is weak. CAUSE/CHECK POINTS Residual frost. Weak heat from heater. Sheath Heater - rated. Heater plate No contact to drain. Loosened stopper cord. Heater cord-L Not touching the evaporator pipe. Location of assembly (top and middle). Too short defrosting time. Defrost Sensor. - Faulty characteristics. Seat-D (missing, location. thickness). Structural fault. Gasket gap. Air inflow through the fan motor. Bad insulation of case door. No automatic defrosting. Defrost does not return. REMARKS 3) Cooling air leak. Bad gasket adhestion Gap. Bad attachment. Contraction. Door sag. Bad adhesion. Weak binding force at hinge. 4) No cooling air circulation. Faulty fan motor. Fan motor. Self locked. Wire is cut. Bad terminal contact. I Check the fan motor conduction: OK. No conduction: NG. Door switch. Faults. Contact distance. Button pressure. Melted contact. Contact. Refrigerator and freezer switch reversed. Button is not pressed. Poor door attachment. Door liner (dimension). Contraction inner liner. Misalignment. Bad terminal connection. Adiabatics liquid leak. - 66 -

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- 66 -
TROUBLE DIAGNOSIS
PROBLEM
CAUSE/CHECK POINTS
REMARKS
3. Refrigeration
is weak.
3) Cooling air leak.
4) No cooling air circulation.
Residual
frost.
No automatic defrosting.
Defrost does not return.
Bad gasket adhestion
Door sag.
Faulty fan motor.
Weak heat from heater.
Too short defrosting time.
Defrost Sensor.
- Faulty characteristics.
Seat-D (missing, location. thickness).
Structural fault.
Gasket gap.
Air inflow through the fan motor.
Bad insulation of case door.
Sheath Heater - rated.
Heater plate
Heater cord-L
Gap.
Bad attachment.
Contraction.
Bad adhesion.
Weak binding force at hinge.
Fan motor.
Door switch.
Self locked.
Wire is cut.
Bad terminal contact.
Contact distance.
Button pressure.
Melted contact.
Contact.
Poor door
attachment.
Door liner
(dimension).
Contraction inner
liner.
Misalignment.
Bad terminal
connection.
Adiabatics liquid
leak.
Faults.
Refrigerator and freezer switch reversed.
Button is not
pressed.
No contact to drain.
Loosened stopper cord.
Not touching the
evaporator pipe.
Location of assembly
(top and middle).
■
Check the fan motor
conduction: OK.
No conduction: NG.