Sharp R-967 Service Manual page 43

Microwave oven grill and convection
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SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME ENTERED.
3. GRILL MODE SELECTED.
3. STRAT KEY TOUCHED.
Figure O-3 Oven Schematic-Grill cooking Condition (TOP GRILL mode)
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME ENTERED.
3. CONVECTION TEMPERATURE SELECTED.
4. STRAT KEY TOUCHED.
Figure O-4 Oven Schematic-Convection Condition
SCHEMATICS
NOTE: The convection cooking will be curried out as back up until the
oven cavity temperature rises to 220 ˚C
RY1
RY2
RY3
CONTROL
UNIT
RY5
SW4:
SW2:
DAMPER
STOP
THERMISTOR
SWITCH
SWITCH
SW1:
MONITORED LATCH SWITCH
NOTE: When the convection temperature 160 - 250 ˚C are selected, the
grill heating element will be energized as back up
RY1
RY2
RY3
CONTROL
UNIT
RY5
SW4:
SW2:
DAMPER
STOP
THERMISTOR
SWITCH
SWITCH
SW1:
MONITORED LATCH SWITCH
37
RY4
RY8
RY7
RY6
COM.
N.O .
COM.
N.C.
N.C.
SW3:
MONITOR
SWITCH
RY4
RY8
RY7
RY6
N.O .
COM.
COM.
N.C.
N.C.
SW3:
MONITOR
SWITCH
.
ASYMMETRIC
N.O.
RECTIFIER
.
ASYMMETRIC
N.O.
RECTIFIER

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