Vari Lite VL6 Series, Service Manual

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Note: Ensure that photo transistor socket has a TEFZEL cable tie installed.
CAUTION: When re-assembling dimmer bulkhead and heatshield, ensure
that thermal switch wires (orange) are routed around standoffs to avoid
interference with dimmer blade during luminaire operation.
Step 6. Replace photo transistor sensor by doing Steps 2 thru 5 in reverse.
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Parts:
1 EA MOTOR,DIMMER,.9DEG,VL6 (22.9638.0009)
Tools:
Screwdriver, Phillips #2
Screwdriver, Phillips #1
Nutdriver, 7/16 inch
Silicone grease
Loctite 245
To remove and replace dimmer stepper motor:
Step 1. Remove power from luminaire.
Step 2. Remove dimmer bulkhead ( Figure 3-3 ).
Step 3. At dimmer heatshield, remove four 6-32x1/2"PPZ screws and #6
lockwashers that secure heatshield to dimmer bulkhead. Separate
heatshield from bulkhead (
Figure 3-4 ).
Step 4. Remove dimmer blade assembly ( Figure 3-5 ).
Cable Tie
Phototransistor
(Rear View)