PRG Best Boy Field Service Manual - Manual (Page 58)

50 BEST BOY 4000 ® SPOT LUMINAIRE FIELD SERVICE MANUAL
Step 4. At Rear Housing Fan Assembly, remove two 6-32 x 1/4" PPSS screws.
Step 5. Tilt and slide fan assembly out of bulkhead.
Step 6. Remove mounting bracket from fan assembly by removing two 6-32 x 5/16" PFB screws (Figure 3-24).
Step 7. Install mounting bracket on new Rear Housing Fan Assembly. Apply Loctite 246 to screws.
Step 8. Install new Rear Housing Fan Assembly by doing steps in reverse. Apply Loctite 246 to all threaded screws.
Figure 3-24: Removing Fan Mounting Bracket
Mounting Bracket
Rear Housing Fan Assembly
6-32 x 5/16" PFB Screw (2)
- Apply Loctite 246