Panasonic NN-E205WB BPQ Service Manual page 20

COMPONENTS
TIMER MOTOR
(Wire leads removed)
FAN MOTOR
(Wire leads removed)
TURNTABLE
MOTOR
(Wire leads removed)
NOTE : • A MICROWAVE LEAKAGE TEST MUST ALWAYS BE PERFORMED WHEN THE UNIT IS
SERVICED FOR ANY REASON.
• MAKE SURE THE WIRE LEADS ARE IN THE CORRECT POSITION.
• WHEN REMOVING THE WIRE LEADS FROM THE PARTS, BE SURE TO GRASP THE
CONNECTOR, NOT THE WIRES.
TEST PROCEDURE
Measure the resistance.
(Ohm-meter scale: R x 1)
A
B
C
Measure the resistance.
(Ohm-meter scale: R x 1000)
5-11
RESULTS
Turn on
C
(2-3)
A
B
B
(2-M)
Note:A is ON,OFF switch B is
power supply terminal of the
timer motor C is defrost switch
A
(1-2)
Normal:
A ~ B
30 ~ 50
Abnormal: Infinite or several
ohm.
Normal: Approx. 100~200 kohm
Abnormal: Infinite or several
ohm.
Turn Off
Approx. 25 K
A ~ C
300 ~ 500