Replacing Uv/Ir Filter - PRG Best Boy 4000 Service Manual

Replacing UV/IR Filter

Parts:
41.9816.0226 / 2.37493-P92
Tools & Supplies:
#2 Phillips screwdriver
Cotton gloves or finger cots
Dow Corning #3145 RTV Adhesive (06.6003.0001.0)
Loctite #242 (06.6008.0001)
WARNING: Remove power from luminaire before performing any maintenance procedures.
To replace the UV/IR filter:
Step 1. Remove power from lamp and allow lamp to cool for at least 5 minutes.
Step 2. Remove Head Covers. (Refer to
Step 3. Remove Wheel Stack. (Refer to
Step 4. Remove Wheel Stack Rear Plate by removing four 8-32 x 5/16" PFSS screws and eight 6-32 x 3/8" screws
(Figure 3-40).
Step 5. Remove two UV/IR Filters from plate.
Step 6. Clean away old adhesive.
Step 7. Apply #3145 RTV adhesive as shown in Figure 3-40.
CAUTION: Wear cotton gloves or finger cots while handling glass filters.
Step 8. Install two UV/IR Filters. Allow adhesive to dry.
Step 9. Re-install Wheel Stack Rear Plate. Apply Loctite 242 to threads of all screws.
Step 10. Re-install Wheel Stack into Head Assembly.
Step 11. Re-install Head Covers.
®
68 BEST BOY 4000 SPOT LUMINAIRE FIELD SERVICE MANUAL
2 EA FILTER, UV/IR
"Removing Head Covers"
"Replacing Wheel Stack"
on page 24.)
on page 53.)