Troubleshooting; Before Calling For Service - LG MICROWAVE OVEN LMVM2075ST Owner's Manual

BEFORE CALLING FOR SERVICE
Check the following list to be sure a service call is necessary. Reviewing additional information on items to check
may prevent an unneeded service call.
PROBLEM POSSIBLE CAUSES
If nothing on the oven operates • check for a blown circuit fuse or a tripped main circuit breaker.
• check if oven is properly connected to the electric circuit in house.
• check that controls are set properly.
If the oven interior light does not work • the light bulb is loose or defective.
If oven will not cook • check that control panel was programmed correctly.
• check that door is firmly closed.
• check that Start!Enter Pad was touched.
• check that timer wasn't started instead of a cook function.
If oven takes longer than normal to cook • be sure the Power Level is programmed properly.
or cooks too rapidly
If the time of day clock does not always • check that the power cord is fully inserted into the outlet receptacle.
keep correct time • be sure the oven is the only appliance on the electrical circuit.
If food cooks unevenly • be sure food is evenly shaped.
• be sure food is completely defrosted before cooking.
• check placement of aluminum foil strips used to prevent overcooking.
If food is undercooked • check recipe to be sure all directions (amount, time, and power levels)
were correctly followed.
• be sure microwave oven is on a separate circuit.
• be sure food is completely defrosted before cooking.
If food is overcooked • check recipe to be sure all directions (amount, power level, time, size of
dish) were followed.
If arcing (sparks) occur • be sure microwavable dishes were used.
• be sure wire twist ties were not used.
• be sure oven was not operated when empty.
• make sure metal rack (if used) is properly installed on 4 supports.
If the display shows a time counting • check that door is firmly closed.
down but the oven is not cooking • check that timer was not started instead of a cooking function.
Vent fan starts automatically • If the temperature gets too hot around the microwave oven, the fan in the
vent hood will automatically turn on at the LEVEL 4 setting to cool the
oven. It may stay on up to an hour to cool the oven.
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