Philips Vari-Lite VL770, Service Manual

Page: 134 / 190

VARI
❋
LITE - VL440 / VL770 / VL880 S
POT
L
UMINAIRES
S
ERVICE
M
ANUAL
1 1 6 0 2 . 9 6 8 7 . 0 0 1 0 0
Tilt Motor Mount Assembly (continued)
Figure 3-28: Tilt Motor Mount Assembly
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.
6 (x2)
Step 1. Apply one drop of Loctite 603 to motor shaft.
Step 2. Install drive pulley on motor shaft using
twisting motion to insure coverage of shaft
with loctite.
Step 3. Do not allow Loctite to drip into motor
bearing.
Step 4. Set pulley height as shown above.
Step 5. Apply Loctite 242 to pulley set screws.
Insure set screws are aligned and tightened
on flat sides of motor shaft.
0.194"
Drive Pulley Detail & Installation
1
2
3
4
5 (x3)
7 (x2)