PRG VARI LITE VL5, Service Manual

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VL5 ™ WASH LUMINAIRE SERVICE MANUAL 51
VL5Arc Luminaire Ignitor Board Assembly Replacement
Parts:
23.9647.0047 1 EA ASSY, VL5A IGNITOR BOARD
Tools:
Screwdriver, #2 Phillips
Wrench, 7/16" open-ended
To remove and replace VL5Arc luminaire ignitor board assembly:
WARNING: All maintenance procedures are to be performed with power removed from luminaire.
Step 1. Disconnect luminaire AC input cable from power source.
Step 2. Remove tilt-side yoke leg cover.
Step 3. At yoke top cross member, using #2 Phillips screwdriver, remove four 6-32 X 5/16" PPZ screws and four #6
lock washers securing heatshield to cross member, and remove heatshield. Figure 2-33.
Figure 2-33: VL5Arc Ignitor Board Assembly Removal and Replacement
CAUTION: Always use anti-static precautions when working with PCBs.
Step 4. At ignitor board, disconnect 3-pos lamp wire connector.
Step 5. At relay, disconnect ignitor cable white and black wire bundles at contacts #7 and #9.
Step 6. At yoke cross member, using 7/16" open-ended wrench, remove four 6-32 KEPS nuts securing ignitor
board assembly to cross member.
Step 7. Install replacement ignitor board assembly by performing Steps 2–6 in reverse order.
Ignitor Assembly
Relay
White Bundle
(Contact #9)
Black Bundle
(Contact #7)
Contact #9
Contact #7
6-32 Keps Nut (4)
6-32 X 5/16" PPZ
Screw (4)
Heatshield