Read Sharp R-252M (serv.man2) Service Manual online
R-252M 24
NOTE: " " indicates components with potential above 250V.
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. CLOCK OR " : " APPEARS ON DISPLAY.
1. DOOR CLOSED.
2. CLOCK OR " : " APPEARS ON DISPLAY.
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. MICROWAVE POWER LEVEL HIGH.
3. COOKING TIME ENTERED.
4. START PAD TOUCHED.
1. DOOR CLOSED.
2. MICROWAVE POWER LEVEL HIGH.
3. COOKING TIME ENTERED.
4. START PAD TOUCHED.
Figure O-2 Oven Schematic-ON Condition
Figure O-1 Oven Schematic-OFF Condition
SCHEMATIC DIAGRAM
FAN MOTOR
*
POWER TRANSFSORMER WITH 150 C
RY3
RY1
COM.
NO.
NO.
COM.
A3
A1
CONTROL UNIT
STOP
SWITCH
B2
B1
G-Y/18
/18
/18
L
N
BRN
BLU
EARTH
NOISE FILTER
UNIT
FM
TT
M
230-240V 50Hz
THERMOSTAT IN PRIMARY WINDING
*
CAPACITOR
0.88 F
*
H.V.
RECTIFIER
THERMAL
CUT-OUT
OVEN
125 C
F1
*
MAGNETRON
NO
COM
NC
NOISE SUPPRESSION COIL
2100VAC
TURNTABLE
MOTOR
680k /0.5W
0.0033 F/250V
0.22 F/250V
10M /0.5W
0.0033 F/250V
OL
LIGHT
OVEN
NO
COM
SWITCH
MONITOR
MONITORED
LATCH
SWITCH
SW3
SW1
SW2
FAN MOTOR
*
POWER TRANSFSORMER WITH 150 C
RY3
RY1
COM.
NO.
NO.
COM.
A3
A1
CONTROL UNIT
STOP
SWITCH
B2
B1
G-Y/18
/18
/18
L
N
BRN
BLU
EARTH
NOISE FILTER
UNIT
FM
TT
M
230-240V 50Hz
THERMOSTAT IN PRIMARY WINDING
*
CAPACITOR
0.88 F
*
H.V.
RECTIFIER
THERMAL
CUT-OUT
OVEN
125 C
F1
*
MAGNETRON
NO
COM
NC
NOISE SUPPRESSION COIL
2100VAC
TURNTABLE
MOTOR
680k /0.5W
0.0033 F/250V
0.22 F/250V
10M /0.5W
0.0033 F/250V
OL
LIGHT
OVEN
NO
COM
SWITCH
MONITOR
MONITORED
LATCH
SWITCH
SW3
SW1
SW2
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