Read Sharp R-28STM Service Manual online
MOTOR TEST PROCEDURE
COMPONENTS TEST
PROCEDURE
RESULTS
Fan Motor
(Wire leads removed)
Measure the resistance.
(Ohm-meter scale:R×100)
(Ohm-meter scale:R×100)
Normal:Approx. 47Ω
Abnormal:
∞
or Several Ω
Turntable Motor
(Wire leads removed)
Measure the resistance.
(Ohm-meter scale:R×1000)
(Ohm-meter scale:R×1000)
Normal:Approx. 3.2kΩ
Abnormal:
∞
or Several Ω
NOTE:
z A MICROWAVE LEAKGE TEST MUST ALWAYS BE PERFORMED WHEN THE UNIT IS
SERVICED FOR ANY REASON.
z MAKE SURE THE WIRE LEADS ARE IN THE CORRECT POSITION.
z WHEN REMOVING THE WIRE LEADS FROM THE PARTS,BE SURE TO GRASP THE
z WHEN REMOVING THE WIRE LEADS FROM THE PARTS,BE SURE TO GRASP THE
CONNECTOR ,NOT THE WIRES.
5-8
Click on the first or last page to see other R-28STM service manuals if exist.