LG LRSC26980TT Service Manual - Page 80

Faulty MICOM.

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TROUBLE DIAGNOSIS - 80 - Problems Causes Checks Measures Remarks Ice in the freezer 1) Bad cooling air circulation. - Check food storage conditions - Be acquainted with how to use. compartment. - Intake port is clogged in the freezer visually.(Check clogging at intake - Check defrost (Check ice on the - Surface of fan compartment. and discharging port of cooling air.) evaporator and pipes after forced grille. - Discharging port is Clogged. - Check food occupation ratio in defrosting). - Wall of freezer - Too much food is stored. volume (Less than 75%). compartment. - Bad defrosting. - Check frost on the evaporator after - Cool air dissembling shroud and fan grille. discharging port. - Check icing at intake port of - Basket(rack) refrigerator compartment. area. - Food surface. 2) Bad freezer compartment door - Check gasket attachment - Correct the gasket attachement - Icing in the - Faulty gasket conditions. conditions and replace it. shute. - Faulty assembly - Check door assembly conditions. - Door assembly and replacement. - Check the parts related to defrosting if the problem is caused by the faulty defrosting. - Replace when it can not be repaired. 3) Over freezing in the freezer compartment. - Faulty MICOM. - Refrigerator operates pull down. (Check if it is operated intermittently) - The Temperature of freezer compartment is satisfactory, but over freezing happens in the refrigerator compartment even though the notch is set at weak. -Replace defective parts. 4) Bad defrosting. - Heater wire is cut. - Faulty defrost sensor. - Defrosting cycle - Check frost on the evaporator after - Check parts related to defrosting. dissembling shroud and grille. - Check defrosting. Check ice on the - Check ice on the intake port in the evaporator and pipes after forced refrigerator compartment. defrosting. 5) User is not familiar with how to - Check food holds door open. use. - Check ice on the ice tray. - Door opens. - High moisture food water is stored. - Be acquainted with how to use.

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TROUBLE DIAGNOSIS
- 80 -
Problems
Causes
Checks
Measures
Remarks
Ice in the freezer 1) Bad cooling air circulation.
- Check food storage conditions
- Be acquainted with how to use.
- Check the parts related
compartment.
- Intake port is clogged in the freezer
visually.(Check clogging at intake
- Check defrost (Check ice on the
to defrosting if the
- Surface of fan
compartment.
and discharging port of cooling air.)
evaporator and pipes after forced
problem is caused by
grille.
- Discharging port is Clogged.
- Check food occupation ratio in
defrosting).
the faulty defrosting.
- Wall of freezer
- Too much food is stored.
volume (Less than 75%).
compartment.
- Bad defrosting.
- Check frost on the evaporator after
- Cool air
dissembling shroud and fan grille.
discharging port.
- Check icing at intake port of
- Basket(rack)
refrigerator compartment.
area.
- Food surface.
2) Bad freezer compartment door
- Check gasket attachment
- Correct the gasket attachement
- Replace when it can not
- Icing in the
- Faulty gasket
conditions.
conditions and replace it.
be repaired.
shute.
- Faulty assembly
- Check door assembly conditions.
- Door assembly and replacement.
3) Over freezing in the freezer
- Refrigerator operates pull down.
-Replace defective parts.
compartment.
(Check if it is operated
- Faulty MICOM.
intermittently)
- The Temperature of freezer
compartment is satisfactory, but
over freezing happens in the
refrigerator compartment even
though the notch is set at
weak
.
4) Bad defrosting.
- Check frost on the evaporator after
- Check parts related to defrosting.
- Heater wire is cut.
dissembling shroud and grille.
- Check defrosting. Check ice on the
- Faulty defrost sensor.
- Check ice on the intake port in the
evaporator and pipes after forced
- Defrosting cycle
refrigerator compartment.
defrosting.
5) User is not familiar with how to
- Check food holds door open.
- Be acquainted with how to use.
use.
- Check ice on the ice tray.
- Door opens.
- High moisture food water is stored.