Lamps; Replacing Lamps - Bosch HBL8 50UC Series Service Manual

4.3

Lamps

The operation of the cavity lights is determined by the state of the
lights, the state of the oven, and the button(s) pressed. The table
below illustrates the results after each button press.
Current state Current state of
of lights oven
Upper Lower Upper
OFF
ON
OFF
OFF OFF
ON
DOES NOT MATTER
DOES NOT MATTER
OFF
ON
OFF
ON OFF
ON
DOES NOT MATTER
DOES NOT MATTER
OFF
ON
OFF
OFF ON
ON
DOES NOT MATTER
DOES NOT MATTER
OFF
ON
OFF
ON ON
ON
DOES NOT MATTER
DOES NOT MATTER
Table 4 Operation of cavity lights
The lights will automatically illuminate whenever the oven door is
opened, and turn off when the door is closed.
Key(s) Resulting state
Pressed
Lower Upper
OFF LIGHT ON
OFF LIGHT ON
ON LIGHT OFF
ON LIGHT ON
ON
UPPER+LIGHT
LOWER+LIGHT OFF
OFF LIGHT OFF
OFF LIGHT OFF
ON LIGHT ON
ON LIGHT OFF
UPPER+LIGHT OFF
ON
LOWER+LIGHT
OFF LIGHT OFF
OFF LIGHT ON
ON LIGHT OFF
ON LIGHT OFF
ON
UPPER+LIGHT
LOWER+LIGHT OFF
OFF LIGHT OFF
OFF LIGHT OFF
ON LIGHT ON
ON LIGHT OFF
UPPER+LIGHT OFF
ON
LOWER+LIGHT
4.3.1
The number and type of lamps in each cavity will vary, depending on
model. Two types of bulbs are used: 10-watt, 12-volt bi-pin halogen
light bulbs or 40- (30") or 25-watt (27") incandescent appliance bulbs.
Handle all bulbs with a clean, dry cloth.
of lights
Lower
m CAUTION
ON
OFF
ON
ON
OFF
ON
OFF
4.3.1.1
OFF
ON
1. Remove racks and rack support.
OFF
2. Firmly push the top mounting clip up and back (toward oven
OFF
wall), until it releases the glass cover.
ON
OFF
ON
OFF
OFF
ON
OFF
OFF
ON
OFF
OFF
ON
OFF
Figure 9 Vertical-style side lamp
Service Manual for Bosch Built-in Wall Ovens

Replacing Lamps

Turn off power to the oven at the fuse or breaker box–light socket
is live with door open.
Be sure oven and lights are cool to the touch.
Handle glass lenses carefully.
Halogen Side Lamp (Vertical-style)
Top
mounting
clip
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