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Oven Lamp (Cavity) Assembly
To remove the Oven Lamp (Cavity) Assembly:
1. Remove the Grill. (See
Grill
.)
2. If present, remove the optional charcoal
fi
lter.
Slide the
fi
lter toward the left and pull it toward
the front.
3. Remove the Phillips-head screw from the right
side of the lamp shield.
4. Lift the right side of the shield and remove it
from the opening.
Lamp Shield
Note:
• If necessary, pull the light bulb out and
replace with a 120V-130V, 20W halogen bulb
(part # WB25X10019).
• The light bulb receptacle is attached to the
shield with 2 Phillips-head screws and two 7/32-
in. hex-head nuts.
• A wire harness connects the receptacle to the
shield.
Light Bulb
Harness
Cooktop Lamp
• Location - Bottom of microwave
• Part of the
Cooktop Lamp Assembly
• 120
VAC
• 50
Watts
• Halogen
• Bright/Night/Off
Troubleshooting
If it has been veri
fi
ed the issue is not with the bulb,
and that 120 VAC is not present at the socket,
perform the following steps:
1. Disconnect power to the oven.
2. Pivot the Control Panel Assembly out from the
oven. (See
Control Panel Removal
.)
3. To gain better access to components, remove
the wires that plug into the large relays on the
Relay Board.
(See
Relay Board
.)
Cut the wire tie
that the Smart Board CN103 wire harness (See
Smart Board
.) is routed through.
4. If Bright is not working, set the Cooktop Lamp to
Bright.
5. Check voltage between either side of the Bottom
TCO and Relay Board CN6 pin 1.
• If 120 VAC is present, problem is with wiring
to socket.
• If 120 VAC is not present, the cooktop lamp
bright relay on the Relay Board is not
closing. (See
Relay Board
, troubleshooting
section.)
6. If Night is not working, set the Cooktop Lamp to
Night.
7. Check voltage between either side of the Bottom
TCO and Relay Board CN6 pin 1.
• If approximately 60 VAC is present, problem
is with wiring to socket. (See
Wiring Diagram
.)
• If approximately 60 VAC is not present,
the cooktop lamp night relay on the Relay
Board is not closing. (See
Relay Board
,
troubleshooting section
.)
