PRG Best Boy 4000 Service Manual page 54

Step 5. At bottom side of Head Fan Assembly, cut cable tie which secure cables to mounting bracket.
Step 6. At Fan, remove two 6-32 x 1-1/4" screws and one 6-32 x 1-3/8" screw. (The cable anchor mount and #6 flat
washer will also become loose when the screw is removed.)
Step 7. Replace Fan by doing steps in reverse. Apply Loctite 242 to 6-32 screws when installing.
Step 8. Re-secure cables with a cable tie.
Step 9. Verify that Kapton tape is protecting fan leads at top of fan.
6-32 x 1-1/4" Screw (2)
(Loctite 242)
®
46 BEST BOY 4000 SPOT LUMINAIRE FIELD SERVICE MANUAL
Fan
Cable Tie
#6 Flat Washer
Figure 3-20: Removing Head Fan From Bracket
Head Fan
Fan Cables
Assembly
Cable Tie
Cable Anchor Mount
6-32 x 1-3/8" Screw
(Loctite 242)