LG LUTD4919SN Owner's Manual page 62

62 LIMITED WARRANTY
Problem
• Burner cap color
change and lost shine
• Knobs melt
• Oven or racks are
stained after using
aluminum foil
• Unit has no power
Cause
1. Scratching
2. Use of detergent or abrasive cleansers
Shine is lost Shine is lost
Improper usage
Aluminum foil has melted in the oven
1. House power turned off (power supply)
2. Tripped breaker
3. The power cord is not installed properly.
3-WIRE HOOK UP
White
Black Red
GROUND
STRAP
<NEMA 10-50>
4-WIRE HOOK UP
White
Black Red
REMOVE
GROUND
STRAP
<NEMA 14-50>
Prevention
• Do not use steel wool or
abrasive cleansers to clean.
• To remove burnt-on food,
soak the burner heads in hot
water for 20–30 minutes. (Do
not use detergent)
• Do not leave door at stop
position during Broil/Bake
mode or right after cooking.
• Never cover the oven bottom
or cover an entire rack with
materials such as aluminum
foil.
• If the foil has already melted
onto the oven, it will not
affect the performance of the
oven.
• Check power at main board
before calling for service.
• Match power cord type and
outlet type
• Properly install the power
cord