M
AINTENANCE
P
ROCEDURES
: D
IMMER
OR
M
AGENTA
M
OTOR
A
SSEMBLY
R
EPLACEMENT
0 2 . 9 6 8 7 . 0 0 1 0 0
51
2
Dimmer or Magenta Motor Assembly Replacement
WARNING:
Ensure that power is completely removed (disconnected) from luminaire before
attempting any work. Wear protection on hands (soft cotton gloves) when handling glass.
To remove the dimmer or magenta motor assembly:
Step
1. Remove CYMD assembly from luminaire by following procedure described in
Module Assembly Removal” on page 24
.
Step
2. Remove all glass wheels from CYMD assembly as described in
.
Step
3. Remove appropriate strobe assembly.
Note:
Screws, in the next step, have Loctite 242 and may require small amount of heat to loosen.
Step
4. Using 1/16" Allen Driver, loosen cone set screw attaching Dimmer or Magenta Outdrive
from motor shaft.
Figure 2-35: Dimmer / Magenta Motor Assemblies Removal
Step
5. Remove Outdrive.
Step
6. Remove two 4-40 x 1/4" PFZ screws and remove motor.
Step
7. When installing Outdrive, place sensor tab into optical sensor.
Step
8. Apply Loctite 242 onto cone set screw.
Step
9. Tighten cone set screw to flat part of shaft, with the slot centered in the sensor.
Step 10. Continue reassembly following remaining steps in reverse order.
Magenta
Outdrive
Dimmer
Outdrive
Magenta Motor Assembly
Dimmer Motor Assembly
NOTE:
Components removed and exploded for clarity.
4-40 x 1/4"
PFZ Screws
4-40 x 1/4"
PFZ Screws
Summary of Contents for Vari-Lite VL770
Page 1: ......
Page 13: ...FOREWORD 02 9687 0010 0 xi ...
Page 14: ...VARI LITE VL440 VL770 VL880 SPOT LUMINAIRES SERVICE MANUAL xii 02 9687 0010 0 ...
Page 30: ...VARI LITE VL440 VL770 VL880 SPOT LUMINAIRES SERVICE MANUAL 12 02 9687 0010 0 Notes ...
Page 156: ...VARI LITE VL440 VL770 VL880 SPOT LUMINAIRES SERVICE MANUAL 138 02 9687 0010 0 Notes ...
Page 164: ...VARI LITE VL440 VL770 VL880 SPOT LUMINAIRES SERVICE MANUAL 146 02 9687 0010 0 Notes ...
Page 188: ...VARI LITE VL440 VL770 VL880 SPOT LUMINAIRES SERVICE MANUAL 170 02 9687 0010 0 Notes ...
Page 189: ......