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)