Service manual

7
R-300BW
Figure O-1. Oven Schematic-Off Condition
SCHEMATIC
NOTE: CONDITION OF OVEN
1. LIGHT UP DIAL OFF.
2. DOOR CLOSED.
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. VARIABLE COOKING CONTROL "HIGH".
3. LIGHT UP DIAL ON.
Figure O-2. Oven Schematic-Cooking Condition
120V AC
60 Hz
OVEN
LAMP
TURN-
TABLE
MOTOR
FAN 
MOTOR
POWER 
TRANSFORMER
CAPACITOR 0.94µF AC 2000V
MONITOR 
SWITCH
RECTIFIER
MAGNETRON
SECONDARY
INTERLOCK
SWITCH
TTM
OL FM
MONITOR 
FUSE 15A
A5
A3 COM.
N.O.
DOOR
SENSING
SWITCH
(RY-1)
(RY-2)
CONTROL UNIT
PRIMARY
INTERLOCK
RELAY
THERMAL 
CUT-OUT (OVEN)
THERMAL 
CUT-OUT (MG.)
B2A1 B1
GRN
POWER 
TRANSFORMER
RECTIFIER
MAGNETRON
CAPACITOR 0.94µF AC 2000V
120V AC
60 Hz
OVEN
LAMP
TURN-
TABLE
MOTOR
FAN 
MOTOR
MONITOR 
SWITCH
SECONDARY
INTERLOCK
SWITCH
TTM
OL FM
MONITOR 
FUSE 15A
A5
A3 COM.
N.O.
DOOR
SENSING
SWITCH
(RY-1)
(RY-2)
CONTROL UNIT
PRIMARY
INTERLOCK
RELAY
THERMAL 
CUT-OUT (OVEN)
THERMAL 
CUT-OUT (MG.)
B2A1 B1
GRN