LG LMVM1945SW Service Manual page 27

COMPONENTS
FAN MOTOR
(Wire leads removed)
TURNTABLE
MOTOR
(Wire leads removed)
STIRRER MOTOR
(Wire leads removed)
RELAY2
TEST PROCEDURE
Measure the resistance.
(Ohm-meter scale: R x 100)
Measure the resistance.
(Ohm-meter scale: R x 1000)
Measure the resistance.
(Ohm meter scale: Rx100)
Check for continuity of relay 2 with an
ohm-meter.
(Remove wire leads from relay 2 and
operate the unit.)
7-16
RESULTS
Normal: Approx. 50 ~ 150 ohms
Abnormal: Infinite or several
ohms.
A-B: 76 ohms
B-C: 22 ohms
A-C: 96 ohms
Normal: Approx. 2 ~ 4K ohms
Abnormal: Infinite or several
ohms.
Normal: Approx. 125 to 135 ohms
Abnormal: Infinite or several
ohms.
Normal:
ON: 0 ohm
OFF: Infinite ohms
Abnormal: Infinite or several
ohms.