Vari Lite VL2500 Spot Luminaire, Руководство по обслуживанию

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M
AINTENANCE
: M
AINTENANCE
P
ROCEDURES
2
02.9676.0022 0 09-December-2004 29
Yoke Assembly
This section provides removal and replacement procedures for components found in
the luminaire yoke assembly.
Tilt Motor Assembly Replacement
Parts:
22.9676.0610 ASSY, TILT MOTOR
To replace tilt motor assembly:
Step 1. Disconnect luminaire AC input cable from power source.
Step 2. At tilt-side leg, remove yoke leg cover by removing four (two on each side)
6-32
×
5/16" PPB screws. Figure 2-12 . To find tilt-side leg, refer to page 8 .
Figure 2-12: Tilt Motor Assembly Replacement
Step 3. At pan/tilt encoder PCB (mounted behind tilt motor mounting plate), discon-
nect two cable connectors.
Step 4. At tilt motor, disconnect motor wire connector.
Step 5. Remove 6-32 screw holding wire saddle to standoff. Using 1/4" nutdriver,
remove 1/4" hex standoff.
Step 6. Remove three remaining 6-32
×
5/16" PPZ screws securing tilt motor
assembly to yoke leg and remove assembly while freeing pulley from belt.
Step 7. Install replacement assembly by performing Steps 2–6 in reverse order.
Yoke Leg Cover
Tilt Motor Assembly
Standoff
Screws