LG GR-B197DVCA Service Manual page 71

TROUBLE DIAGNOSIS
CLAIMS.
4. Warm
1) Colgged cooling path.
refrigerator
compartment
temperature.
2) Food storate.
5. No automatic
1) Faulty temperature sensor in freezer or refrigerator compartment.
operation.
(faulty
contacts.)
2) Refrigeration load is too much.
3) Poor insulation.
4) Bad radiation.
5) Refrigerant leak.
6) Inadequate of refrigerant.
7) Weak compressor discharging power.
8) Fan does not work.
9) Button is positioned at "strong."
6. Dew and
1) Ice in freeezer compartment.
ice formation.
2) Condensation in the refrigerator compartment.
3) Condensation on liner foam.
CAUSES AND CHECK POINTS.
P/U liquid leak.
Foreign materials. –– P/U dump liquid.
Store hot food.
Store too much at once.
Door open.
Packages block air flow.
Faulty contact.
Faulty temperature characteristics.
High ambient temperature.
Space is secluded.
External air inflow. –– Rubber motor assembly direction(reverse).
Door opens
Weak door closing power.
but not closes.
Stopper malfunction.
Door sag.
Food hinders door closing.
Gap around gasket. –– Contraction, distortion, loose, door twisted, corner not
fully inserted.
Food vapor. –– Storing hot food. –– Unsealed food.
Door opens Insufficient closing.
but not closes.
Door sag.
Food hinders door closing.
Gasket gap.
Cool air leak Not fully filled.
and transmitted.
Flange gap. –– Not sealed.
Gasket gap.
Food. Too much food.
Hot food.
Frequent opening and closing.
Cool air leak.
Poor door close. – Partly opens.
Different rating.
Small capacity.
Toop table part.
Out plate R/L part.
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HOW TO CHECK
Inspect parts measurements
and check visually.