5-11
COMPONENTS TEST PROCEDURE RESULTS
HEATER ELEMENT
(Wire leads removed)
FUSE
(Wire leads removed.)
Normal Abnormal
0°c~Approx 150°C Approx 150°C
OVEN THERMOSTAT
MAGNETRON
THERMOSTAT
Normal :
• Grill heater
Approx. 40.7 Ω
(at 20~30°C)
Normal : more than 0.5M ΩMeasure the resistance with 500V-100M
Ω insulation resistance meter.
Measure the resistance.
(Multi-meter scale : R x 1)
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.
NOTE : Make sure heater is fully cooled when tested.
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