Philips VL500 Wash Luminaires Service Manual page 155

VL500 Pan/Tilt Motor Assembly (continued)
2
See Detail A
1
4
Drive Pulley Detail & Installation
2
Pan & Tilt Motor Cross Section
Note: Vari-Lite recommends that this assembly be replaced as a complete assembly. Although you can replace only the motor, the pulley (Item 2) is bonded
to the motor shaft during assembly and cannot be removed intact. If you order a replacement motor (Item 4), also order the pulley (Item 2). Contact Vari-Lite
Customer Service for installation information.
02. 96 85. 001 0 A
0.090" from Pulley to Motor
Tape goes under this
board between standoffs.
Note location of
codewheel with
respect to sensor
Figure 3-43: VL500 Pan/Tilt Motor Assembly
21-May-2009
I
LLUSTRATED
6 (x2)
8 (x2)
3
9
Detail A
5 (x4)
7 (x4)
2b
Drive Pulley Installation:
Step
Step
Step
Step
Step
P B :
ARTS REAKDOWN
2a
2a 2a
1. Apply one drop of Loctite
603 to motor shaft.
2. Install drive pulley on motor
shaft using twisting motion
to insure coverage of shaft
with loctite.
3. Do not allow Loctite to drip
into motor bearing.
4. Set pulley height as shown
above.
5. Apply Loctite 242 to pulley
set screws. Insure set
screws are aligned and
tightened on flat sides of
motor shaft.
3
137