Sharp R-64ST Service Manual

R-64ST - 11
TEST PROCEDURE
POSSIBLE CAUSE
AND
DEFECTIVE PARTS
OFF
CONDITION
A
B
CDE
E
E
CONDITION PROBLEM
Fuse F1 blows when the door is
opened.
Home fuse blows when power cord is
plugged into wall outlet.
"88:88" does not appear in display
when power cord is plugged into wall
outlet.
Display does not operate properly
when STOP button is touched.
Oven lamp does not light when door
is opened. (Display operates.)
Oven does not start when the START
button is touched. (Display operates.)
Fan motor does not operate. (Oven
lamp lights.)
Turntable motor does not operate.
(Oven lamp lights.)
Oven or any electrical parts does not
stop when cooking time is 0 or STOP
button is touched.
Display operates properly but all elec-
trical parts do not operate.
Oven goes into cook cycle but shuts
down before end of cooking cycle.
Oven seems to be operating but little
or no heat is produced in oven load.
(Microwave power control is set at
HIGH)
Oven does not seem to be operating
properly during variable cooking con-
dition. (Oven operates properly at
HIGH)
Grill heating element does not heat.
(Oven seems to be operating.)
Fuse F8A blows
COOKING
CONDITION
( COMMON MODE)
MICROWAVE
COOKING
CONDITION
GRILL
COOKING
CONDITION
COMBI-GRILL
COOKING
CONDITION
MAGNETRON
HIGH VOLTAGE TRANSFORMER
H.V. RECTIFIER
H.V. HARNESS
HIGH VOLTAGE CAPACITOR
MONITORED LATCH SWITCH
STOP SWITCH
MONITOR SWITCH
HVT THERMAL CUT-OUT 150˚C
THERMAL CUT-OUT 150
˚C (OVEN)
TURNTABLE MOTOR
FAN MOTOR
NOISE FILTER
FUSE F1 (F8A)
GRILL HEATING ELEMENT
POWER SUPPLY CORD
SHORTED WIRE HARNESS
FUSE F2 (20A)
TROUBLESHOOTING GUIDE
G
G
F
F
H
I
J
R64ST_S.MANUAL 12/8/01, 11:01 am11

Sharp R-64ST Specifications

General

Brand	Sharp
Model	R-64ST
Category	Microwave Oven
Language	English