Replacing Upper Enclosure Fan - PRG Best Boy 4000 Service Manual

Replacing Upper Enclosure Fan

Parts:
25.9816.0992 / 2.3749A-R05
Tools & Supplies:
#2 Phillips screwdriver
11/32" nutdriver
5/32" Allen wrench, T-bar
WARNING: Remove power from luminaire before performing any maintenance procedures.
To replace the enclosure fan:
Step 1. Remove power from luminaire.
Step 2. Remove Interface/LVS-side Cover. (Refer to
Step 3. At front of Interface/LVS Assembly, remove four 10-32 x 3/4" socket head screws (Figure 3-45).
Step 4. Remove one 10-32 x 3/8" PPB screw that secures ground wire lug.
Step 5. Pull Interface/LVS Assembly out of enclosure enough to disconnect Upper Enclosure Fan Cable.
Step 6. Remove fan by removing two 8-32 hex nuts.
Step 7. Install new Upper Enclosure Fan by doing steps in reverse.
1 EA CABLE ASSY, UE CHASSIS FAN
"Removing Upper Enclosure Covers"
®
BEST BOY 4000 SPOT LUMINAIRE FIELD SERVICE MANUAL
on page 27.)
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