LG LMC1575SB User Manual

5-17
(TROUBLE 4) Oven seems to be operating but little heat is produced in oven load.
CONDITION CHECK RESULT CAUSE REMEDY
Installed like Built – in.
(it locate with not enough
distance from wall.)
Abnormal.
Lower than 90% of rating
voltage.
Abnormal.
Normal.
Normal.
Normal.
Bad air flow make inverter
PCB overheated.
Main PCB reduce power
to protect inverter from
overheating.
Defective magnetron.
Decrease in power source
voltage with load.
Defective PCB assembly.
Reinstall.
Replace magnetron.
Suggest customer contact
local electric power utility
co. or qualified electrician.
Replace PCB assembly.
Check install Condition.
Measure the output
power.
Check the power source
voltage.
Check the inverter PCB
Output is low.
NOTE : Simple test of power output-conducted by heating one cup of water for 30 seconds if available.
Minimum 20˚C temperature rise is normal condition.

LG LMC1575SB Specifications

General

Style	countertop
Total Capacity	1.5 cubic feet
Sensor Cooking	yes
Timer	yes
Microwave Power	1200 watts
Voltage	120 volts
Current	14 amperes

Weight and Dimensions

Depth	17 inches
Height	12.1 inches
Width	21.4 inches
Net Weight	26 pounds