Troubleshooting, Before calling for service – LG LRE30451ST User Manual

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Possible cause / Solution

• Poor installation. Place oven rack in center of oven. Place a level on the oven rack.

Adjust leveling legs at base of range until the oven rack is level.

• Be sure floor is level and is strong and stable enough to adequately support range.

• If floor is sagging or sloping, contact a carpenter to correct the situation.

• Kitchen cabinet alignment may make range appear unlevel. Be sure cabinets are square

and have sufficient room for range clearance.

• Cabinets not square or are built in too tightly. Contact builder or installer to make appliance


• Carpet interferes with range. Provide sufficient space so range can be lifted over carpet.

• Electronic control has detected the fault

condition. Press CLEAR/OFF to clear
the display and stop beeping.
Reprogram oven. If fault recurs, record
fault number. Press CLEAR/OFF and
contact a Service agent

• Improper cookware being used.

- Use pans which are flat and match the diameter of the surface unit selected.

• In some areas, the power (voltage) may be low.

- Cover pan with a lid until desired heat is obtained.

• A fuse in your home may be blown or the circuit breaker tripped.

- Replace the fuse or reset the circuit breaker.

• Cooktop controls improperly set.

- Check to see the correct control is set for the surface unit you are using.

• This is normal. The unit is still on and hot.

• Food spillovers not cleaned before next use.

- See Cleaning the glass cooktop section.

• Hot surface on a model with a light-colored cooktop.

- This is normal. The surface may appear discolored when it is hot. This is temporary and

will disappear as the glass cools.

• This is normal.

- The element will cycle on and off to maintain the heat setting.


Before you call for service, review this list. It may save you time and expense. The list includes common occurrences that are not
the result of defective workmanship or materials in this appliance.









Shorted keypad

Door locking system don’t operate

Open oven sensor

Shorted oven sensor

No heating

Oven is too hot


Range is not level.

Cannot move appliance

Appliance must be
accessible for service.

Oven control beeps and
displays any F code error.

Surface units will not
maintain a rolling boil or
cooking is not fast

Surface units do not work

Surface unit stops
glowing when changed
to a lower setting

Areas of discoloration on
the cooktop

Frequent cycling on and
off of surface units

This manual is related to the following products: