Test Procedure - Sharp R-9200 Service Manual

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TEST PROCEDURE RE J
POSSIBLE
CASE AND
;;l$ETIVE
:ONDITION
I
PROBLEM
Home fuse blows when power supply cord is
plugged into wall receptacle.
3FF
Fuse blows when power supply cord is
CONDITION
plugged into wall receptacle.
"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. (An audible sig-
nal should sound and time of day should appear
on display.
Oven lamp does not light with door open.
Oven lamp does not light in cook cycle.
(Does light when door is opened.)
ZOOKING
ZONDTION Oven lamp does not light at all
Oven lamp lights, but turntable motor does not
operate
Cooling fan motor does not operate.
After start pad is touched, the oven stops and
display shows "ADD", "TURN", "TABLE"
Oven does not go into cook cycle when START
pad is touched.
Oven seems to be operating but little
MICROWAVE) or no heat is produced in oven load. (Food in-
completely cooked or not cooked at all at end
of cook cycle.)
Oven goes into a cook cycle but extremely un-
even heating is produced in open load (food)
I,
I
F
t-
-
:
I
Uven
does
not cook properly when programmed
for variable cooking powers. (Oven operates I
I I I 1
properly at HIGH)
Oven does not cook properly when programmed
in EASY DEFROST cooking mode.
CONV indicator light, but oven does not go into
a cook cycle when START pad is touched.
ZONVECTION) CONV indicator light, but heating element does
not heat
Temperature in the oven cavity is lower or higher
than preset.
Convection cycle runs 1 minute then shuts
down.
I I I I I I
Convection cycle runs 3 minutes then shuts 1 1
1 1 1 1
I down.
I I I I I I
SENSOR) Oven is in the sensor cooking condition but AH
sensor does not end 1st stage or does not stop
cooking cycle or the oven stops soon.
6