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4-3
© 1997 Whirlpool Corporation
Cooking Products Service Manual
Original March, 1997 4322167
Page 4-3
STRIP CIRCUITS
2. DOOR IS OPEN — OVEN LIGHT IS ON
N
L1
20A LINE
FUSE
CAVITY
THERMAL
FUSE
MAGNETRON
THERMAL
FUSE
BK
RD
BK
BK W
RD
LOW-VOLTAGE
TRANSFORMER
MICROCOMPUTER
BOARD
1
3
1. UNIT IS PLUGGED IN — CLOCK IS WORKING
RELAY 1
L1
20A LINE
FUSE
CAVITY
THERMAL
FUSE
MAGNETRON
THERMAL
FUSE
BK
RD
BK
RD
BR/RD/BK
OVEN LIGHT
W/BL
N
LOW-VOLTAGE
TRANSFORMER
MICROCOMPUTER
BOARD
3 1
5
3. BLOWER MOTOR IS ON “LOW”
N
L1
20A LINE
FUSE
CAVITY
THERMAL
FUSE
MAGNETRON
THERMAL
FUSE
BK
RDBK
RELAY 4
W
BL
PK/W
LOW-VOLTAGE
TRANSFORMER
BLOWER MOTOR
RD
RELAY 3
MICROCOMPUTER
BOARD
3 1
9
CAPACITOR
YRD
(LOW)
(C)