M
AINTENANCE
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2
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41
Tilt Motor Assembly Replacement
Parts:
21.9685.0540
1 EA
ASSY, PAN/TILT MOTOR
Tools:
•
#2 Phillips Screwdriver
•
Diagonal Cutters
WARNING:
Remove power from luminaire before performing maintenance.
To remove and replace tilt motor assembly:
Step
1. Disconnect luminaire AC input cable from power source.
Step
2. Remove display side yoke cover by removing four 6-32x3/8" LG PTB screws.
Step
3. Remove Display PCB and Main Control PCB by following procedures
“Display
PCB Replacement” on page 36
and
“Main Control PCB/Fan Assembly
Replacement” on page 37
.
Step
4. Remove 4 x 6-32 x 3/8" PFB screws (two each side of yoke) that hold Top Cover
Louver Plate and remove plate.
Step
5. Disconnect wiring from motor and encoder PCB.
Step
6. Cut wire tie connecting wiring to yoke arm.
Step
7. Loosen (do NOT remove) four 8-32x7/16" PPZ screws that mount Pan/Tilt motor
assembly to Tilt Motor Slide Plate.
Figure 19: Tilt Motor Assembly Replacement
Spring
Tilt Motor Slide Plate
8-32x7/16" PPZ (x4)
Some components not shown for clarity.
NOTE:
Tilt Motor Assembly
Tilt Motor
Assembly
Yoke Arm Cover
8-32x7/16" PPZ
8-32x7/16" PPZ
Summary of Contents for VL550
Page 1: ......
Page 13: ...SAFETY NOTICE JAPANESE 02 9683 0010 0 25 March 2011 xiii...
Page 14: ...VARI LITE VL550 WASH LUMINAIRES SERVICE MANUAL xiv 25 March 2011 02 9683 0010 0...
Page 18: ...VARI LITE VL550 WASH LUMINAIRES SERVICE MANUAL xviii 25 March 2011 02 9683 0010 0...
Page 68: ...VARI LITE VL550 WASH LUMINAIRES SERVICE MANUAL 50 25 March 2011 02 9683 0010 0 Notes...
Page 102: ...VARI LITE VL550 WASH LUMINAIRES SERVICE MANUAL 84 25 March 2011 02 9683 0010 0 Notes...
Page 120: ...VARI LITE VL550 WASH LUMINAIRES SERVICE MANUAL 102 25 March 2011 02 9683 0010 0 Notes...
Page 130: ...VARI LITE VL550 WASH LUMINAIRES SERVICE MANUAL 112 25 March 2011 02 9683 0010 0 Notes...
Page 131: ......