Service manual

VARI❋LITE® - VL2500™ SPOT LUMINAIRE SERVICE MANUAL
40 29-May-2009 02.9676.0020 B
Pan Encoder Replacement
Parts:
24.9678.9729
To remove and replace pan encoder:
Step 1. Using console or internal menus, run lens as far to the rear as possible.
Step 2. Disconnect luminaire AC input cable from power source.
CAUTION: Be careful not to damage lens during next step.
Step 3. Carefully lay luminaire on its side, ensuring that lens does not come into
contact with any surface.
Step 4. At bottom of enclosure, remove four 1/4-20 x 1/2" socket screws and 1/4"
split lock washers and remove ventilation cover.
Step 5. At encoder PCB, remove two 4-40 x 1/4" PPZ screws.
Step 6. Disconnect wiring from encoder board.
Step 7. Replace by performing Steps 3 through 6 in reverse order.
Note: Make sure the encoder disk passes through the optical sensor.
Figure 2-24: Pan Encoder Replacement
Bottom Cover
Encoder
Pan Motor
Assembly
Enclosure Bottom View
Encoder Disk
Head not shown for clarity.
NOTE: