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M
AINTENANCE
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2
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2 5 M a r c h 2 0 1 1
43
Pan Motor Assembly Replacement
Parts:
21.9685.0540
1 EA
ASSY, PAN/TILT MOTOR
Tools:
•
#2 Phillips Screwdriver
WARNING:
Remove power from luminaire before performing maintenance.
To remove and replace pan motor assembly:
Step
1. Disconnect luminaire AC input cable from power source.
Step
2. Remove yoke cover opposite of display by removing four 6-32x3/8" LG PTB
screws.
Step
3. 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
4. Disconnect wiring from motor and encoder PCB.
Step
5. As shown in
Figure 20
, loosen, but do not remove, four 8-32x1/2" PPB screws.
Step
6. Press motor towards driven pulley and remove belt from drive pulley.
Step
7. Remove four 8-32x1/2" PPB screws from Step 5.
Step
8. Remove Pan/Tilt Motor Assembly.
Figure 20: Pan Motor Assembly Replacement
Step
9. Replace pan motor assembly by performing Steps 2 through 8 in reverse.
Note:
When tightening four 8-32x1/2" PPB screws, you must tighten in a CLOCKWISE
pattern starting with screw in lower left-hand side from spring.
Spring
8-32x1/2" PPB (x4)
Some components not shown for clarity.
NOTE:
Pan Motor Assembly
Yoke Arm
Pan Motor
Assembly
Pan Belt
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: ......