Troubleshooting Chart - Sharp R-211A Service Manual

TEST PROCEDURE
POSSIBLE CAUSE
AND
DEFECTIVE PARTS
PROBLEM
CONDITION
M6.3A
Fuse blows when power
cord is plugged into wall outlet.
OFF
M6.3A
CONDITION Fuse blows when
the door is opened.
Home fuse blows when
power cord is plugged into
wall outlet.
Oven does not operate at all.
Oven goes into cook cycle
but shuts down before end of
cooking cycle.
Oven lamp does not light.
(Fan motor rotates)
Fan motor does not operate,
but oven lamp lights.
Timer motor does not oper-
COOKING
ate, but oven lamp lights.
CONDITION
Turntable motor does not op-
erate, but oven lamp lights.
Oven seems to be operating
but little or no heat is pro-
duced in oven load. (Micro-
wave power control is set at
"HIGH" position, and turnta-
ble motor operates.)
Oven does not operate prop-
erly in another position ex-
cept "HIGH" position.

TROUBLESHOOTING CHART

A B C D E E E G G J J J H H I
7
R-211A
E