LG GR-B197DVCA, Service Manual

Page: 71 / 119

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