Heater Element - LG MC-805A Service Manual

COMPONENTS
FUSE
(Wire leads removed.)

HEATER ELEMENT

(Wire leads removed)
OVEN THERMOSTAT
MAGNETRON
THERMOSTAT
TEST PROCEDURE
Check for continuity of the switch with a
Multi-meter.
NOTE : If the fuse is blown, check the primary, the secondary, and the monitor
switches, H.V.D. and H.V.C. before replacing the fuse.
If the fuse is blown by improper switch operation replace the defective
switch and the fuse at the same time.
Replace just the fuse if the switches operate normally.
Measure the resistance.
(Multi-meter scale : R x 1)
Measure the resistance with 500V-100M
Ω insulation resistance meter.
NOTE : Make sure heater is fully cooled when tested.
5-11
RESULTS
Normal Abnormal
Normal :
• Grill heater
Approx. 40.7 Ω
(at 20~30°C)
Normal : more than 0.5M Ω
0°c~Approx 150°C Approx 150°C