Sharp R-995J Service Manual page 14

Convection microwave oven
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R-995J
TEST PROCEDURE
PROBLEM
CONDITION
Home fuse blows when power supply cord is
plugged into wall outlet.
Fuse M8A blows when the door is opened.
Fuse M8A blows when power cord is plugged into
OFF
wall outlet.
CONDITION
88:88 does not appear in display when power cord
is first plugged into wall outlet.
Display does not operate properly when STOP/
CLEAR pad is touched. (The time of day should
appear on the display with beep sound during
normal condition.)
Oven lamp does not light with door opened.
Oven lamp does not light in cook cycle. (It light
when door is opened)
COOKING
Oven lamp does not light at all
CONDITION
Oven lamp light, but turntable motor does not
operate.
Cooling fan motor does not operate.
The oven stops after1 minute
Oven does not go into a cook cycle, when START
pad is touched.
(MICROWAVE)
Low or no power is produced during microwave
cooking (The food is heated incompletely or not
heated at all)
Extremely uneven heating is produced in oven
load (food).
Function of variable cooking does not operate
properly except HIGH power.
CONV indicator lights, but oven does not go into
cook cycle when START pad is touched.
CONV indicator lights, but heating element does
not heat.
Temperature in the oven cavity is lower or higher
(CONVECTION)
than preset.
When preheating, the oven does not stop.
Convection cycle runs 3 minutes then the oven
shuts down.
Oven is in the sensor cooking condition but AH
sensor does not not stop cooking cycle.
(AH. SENSOR)
Oven stops soon and display shows "ERROR"
After START pad is touched, the oven stops and
(WEIGHT
SENSOR)
display shows "ADD", "TURN", "TABLE".
A
POSSIBLE CAUSE
AND
DEFECTIVE PARTS
12
B
C
D
E
E
E
CK = Check / RE = Replace
E
F
G
G RE
J
J

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