Sharp R-6280 - Page 9

R-6280
PROBLEM
POSSIBLE CAUSE
/ TEST PROCEDURE OR ;
I
CORRECTION
J
IDLE CONDITION
1 Wi;!i;“,; timer set, oven lamp do 1 Defective oven lamp.
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j Defective timer contacts.
/
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/ Open or loose wire connection.
/ Replace oven lamp.
I Procedure H.
I Check wiring.
COOKING CONDITION
Turntable motor does not rotate 1 Defective cook(iower latch) switch.
j Procedure E.
when the timer set with door
/ Defective upper latch switch.
Procedure E.
closed and cook buttonis pushed. I Defective turntable motor
’ Replace turntable motor.
Open or loose wire connection to the Check wiring.
/ above components.
Fan motor does not rotate when / Defective fan motor.
! Check fan motor.
the timer set with door closed and
cook button is pushed.
Open or loose wire connection.
~ Check wiring.
/
Oven seems to be operating, but ’ Defective vari-motor.
Procedure I.
little or no heat is produced in Defective magnetron.
Procedure A.
--
oven load.
Defective rectifier.
(Variable cooking control is set at
Procedure C.
HIGH position.)
Defective high voltage capacitor. Procedure D.
Defective power transformer. Procedure B.
Open or loose wire connection to the Check and repair wiring
above components.
Oven operates normally when the
Defective vari-motor. Procedure I.
variavle cooking control is set at ’ Open or loose wire connection.
HIGH position,
but not in any
! Check wiring.
other mode.
.
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Oven goes into a cook cycle but (
extremely
Turntable does not rotate during cook cy- 1 Replace turntable motor or
uneven
heating is , cle due to the motor failure. check wiring.
/
produced in oven load.
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Oven goes into cook cycle, but j Temp. fuse is open.
1 Procedure G.
shut down befor end of cycle.
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/
1 Open or loose wire connection.
Check wiring.
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