Read Sharp R-22AMM (serv.man12) Service Manual online
R22AMM
12 – 2
Figure O-3 Oven Schematic-Cooking Condition
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME PROGRAMMED.
4. STRATBUTTON PRESSED.
1. DOOR CLOSED.
2. COOKING TIME PROGRAMMED.
4. STRATBUTTON PRESSED.
SW5:
STOP
SWITCH
TH3:
EXHAUST
THERMISTOR
TH1:
MAGNETRON
THERMISTOR
(Upper)
TH2:
MAGNETRON
THERMISTOR (Lower)
CN-A
CN-A
F3
:W
EAK
POINT
A017
WEAK POINT
FFS-GA014
BLU
NEUTRAL
LIVE
GRN/YLW
BRN
NOISE FILTER
SW1:
INTERLOCK SWITCH
SW3: MONITOR SWITCH
SW4:
MONITOR
SWITCH
NOISE
SUPPRESSION
COIL
DISCHARGE
RESISTOR
680
k½
1/2W
DISCHARGE
RESISTOR
10
M½
1/2W
LINE
CROSS
CAPACITOR
0.22μF/
AC250V
LINE
BYPASS
CAPACITOR
10000
pF/
AC250V
LINE
BYPASS
CAPACITOR
10000
pF/
AC250V
T3: TOUCH
CONTROL
TRANSFORMER
F2:
FUSE
F10A
TF1: TEMP. FUSE 150¡C
(Upper Mag.)
TF3:
EXHAUST
TEMP. FUSE
120¡C
TF1:
TEMP. FUSE 150¡C
(Lower Mag.)
CONTROL UNIT
T1:
H
IGH
VOLTAGE
TRANSFORMER
(Front)
230
-
240V~50Hz
H.
V.
RECTIFIER
C1: H.V. CAPACITOR
0.94μF/ AC2300V
C2: H.V. CAPACITOR
0.94μF/ AC2300V
MG1:
MAGNETRON
(Upper)
F1:
FUSE
F10A
OVEN
LAMP
BLOWER MOTOR
ANTENNA MOTOR
SM
SM
BM
H.
V.
RECTIFIER
MG2:
MAGNETRON
(Lower)
T2:
HIGH
VOLTAGE
TRANSFORMER
(Rear)
OL
RY1
EARTH
F4:
H.V.FUSE
0.80 A
F5:
H.V.FUSE
0.80 A
L
N
1
3
6
5
4
3
2
1
5
4
3
2
1
5
4
3
2
1
2
1
5
RY4: COOK
RELAY
RY3: COOK
RELAY
SW2:
INTERLOCK SWITCH
CT-Unit
NOTE:
indicates components with potential above 250 V.
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