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R-291(K)M
12 – 1
R218L(W)
CHAPTER 12.
CIRCUIT DIAGRAMS
[1] Oven Schematic
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR OPENED AND CLOSED.
1. DOOR OPENED AND CLOSED.
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME PROGRAMMED.
1. DOOR CLOSED.
2. COOKING TIME PROGRAMMED.
Figure O-1 Oven Schematic-OFF Condition
Figure O-2 Oven Schematic-ON Condition
A3
A1
B3
B5
OL
FM
TTM
RELAY
CN-C
HUMIDITY
SENSOR
MICRO
TEMP.
FUSE
FUSE
HOLDER ASSY
FUSE 6.3A
SECONDARY INTERLOCK SWITCH
CONTROL
UNIT
MICRO
RELAY
H.V. CAPACITOR
IN2
IN1
F
M
N
A
O
T
R
O
O
P
M
AL
NE
V
NR
UT
T
M E
LB
A
O
T
R
O
DOOR SENSING
N.O
COM
.
H
V
REI
FI
TC
ER .
I
N
O
M
T
WS
R
O
H.V. TRANSFORMER
M
A
TE
N
G
R
N
O
FM
OL
TTM
L
N
N
OI
T
CE
N
N
OC
DR
OC
CA
N
W
OR
B :
NR
B
E
UL
B :
UL
B
UL
N
B
RB
B1
N.C
SWITCH
*
*SEE NOTE 3
*RATE VOLTAGE SEE NOTE 4
A3
A1
B3
B5
OL
FM
TTM
RELAY
CN-C
HUMIDITY
SENSOR
MICRO
TEMP.
FUSE
FUSE
HOLDER ASSY
FUSE 6.3A
SECONDARY INTERLOCK SWITCH
CONTROL
UNIT
MICRO
RELAY
H.V. CAPACITOR
IN2
IN1
F
M
N
A
O
T
R
O
O
P
M
AL
NE
V
NR
UT
T
M E
LB
A
O
T
R
O
DOOR SENSING
N.O
COM
.
H
V
REI
FI
TC
ER .
I
N
O
M
T
WS
R
O
H.V. TRANSFORMER
M
A
TE
N
G
R
N
O
FM
OL
TTM
L
N
N
OI
T
CE
N
N
OC
DR
OC
CA
N
W
OR
B :
NR
B
E
UL
B :
UL
B
UL
N
B
RB
B1
N.C
SWITCH
*
*SEE NOTE 3
*RATE VOLTAGE SEE NOTE 4
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