Chapter 12. Circuit Diagrams; Oven Schematic - Sharp R-222T Service Manual

R-222T(W)
CHAPTER 12.
CIRCUIT DIAGRAMS
R200K

[1] Oven Schematic

SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. CLOCK APPEARS ON DISPLAY.
NOISE FILTER
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME PROGRAMMED.
3. START PAD TOUCHED.
NOISE FILTER
Service Manual
NOTE: " " indicates components with potentials above 250V
TEMPERATURE
FUSE (OVEN)
N.O.
(RY-1) (RY-2)
A1
CONTROL UNIT
A3
B2
2ND.
INTERLOCK
RELAY
OVEN
CONTROL
TTM
O L F M
LAMP
SWITCH
TURN-
FAN
TABLE
MOTOR
MOTOR
1ST. LATCH
SWITCH
Figure O-1 Oven Schematic-OFF Condition
TEMPERATURE
FUSE (OVEN)
N.O.
(RY-1) (RY-2)
A1
CONTROL UNIT
A3
B2
2ND.
INTERLOCK
RELAY
OVEN
CONTROL
TTM
O L F M
LAMP
SWITCH
TURN-
FAN
TABLE
MOTOR
MOTOR
1ST. LATCH
SWITCH
Figure O-2 Oven Schematic-ON Condition
12 – 1
COM.
2ND.
INTERLOCK
RELAY
B1
MONITOR
SWITCH
COM.
2ND.
INTERLOCK
RELAY
B1
MONITOR
SWITCH