C
HAPTER
3. M
AINTENANCE
P
ROCEDURES
3-49
02.9631.0010
CONFIDENTIAL
15 Jan 98
3.3.1.3
Brightness/Focus Bulkhead Belt Removal and
Replacement
Parts:
1 EA
BELT, BFB, VL2B, .0800P, 188T, .250W, NO CORD
(54.2009.0001)
Tools:
Screwdriver, Phillips #1
Screwdriver, Phillips #2
To remove and replace brightness/focus bulkhead belt:
BLUE GROMMET
6-32 X 7/16"PPZ SCREW
BFBVIEW1
STEPPER MOTOR
MOUNT
BRIGHTNESS/FOCUS
BULKHEAD BELT
Figure 3-5. Brightness/Focus Bulkhead Belt Removal and Replacement
Step 1.
Remove power to luminaire.
Step 2.
Remove head assembly covers.
Step 3.
Remove brightness/focus bulkhead from luminaire. Refer to
Brightness/Filter Bulkhead Removal and Replacement
paragraph.
Step 4.
Remove belt from brightness/focus bulkhead.
a. Remove belt from pulley on shaft of stepper motor.
b. Rotate iris actuator so that iris stop is away from sensor
switch and slide out belt from under sensor switch.