C
HAPTER
3. M
AINTENANCE
P
ROCEDURES
3-51
02.9631.0010
CONFIDENTIAL
15 Jan 98
3.3.1.4
Brightness/Focus Bulkhead Sensor Switch Removal
and Replacement
Parts:
1 EA
ASSY, MICROSWITCH W/24 AWG WIRES (22.1023.0003)
Tools:
Screwdriver, Phillips #1
Screwdriver, Phillips #2
Diagonal cutters
MTA100 hand crimper
To remove and replace brightness/focus bulkhead sensor switch:
Step 1.
Remove power to luminaire.
Step 2.
Remove head assembly covers.
Step 3.
Remove brightness/focus bulkhead from luminaire head. Refer
to Brightness/Filter Bulkhead Removal and Replacement
paragraph.
Step 4.
Remove brightness/focus bulkhead sensor.
a. At corner of bulkhead, cut off cable tie that holds sensor
switch wires to tie wrap saddle.
b. Remove two 4-40x5/16"PPZ screws that secure sensor
switch bracket to bulkhead and remove sensor bracket (with
sensor).
c. Remove two 2-56x3/8"PPZ screws and 2-56 nuts that
secure sensor to sensor bracket and remove sensor (Figure
3-7).
2-56 X 3/8"PPZ SCREW
2-56 NUT
SENSOR
SENSOR MOUNTING
BRACKET
SENSVIEW
Figure 3-7. Brightness/Focus Bulkhead Sensor Switch Removal and Replacement
