PRG BEST BOY HP SPOT LUMINAIRE, Service Manual

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PAGE
90
BEST BOY
®
HP SPOT LUMINAIRE
|
SERVICE MANUAL
|
MAINTENANCE
Replacing Fan Controller PCB
Parts:
24.9817.0640 / 2.3749D-P42 1 EA PCB, FAN CONTROLLER, BEST BOY HP SPOT
Tools:
#1 Phillips screwdriver
Loctite #242 (06.6008.0001)
WARNING! Remove power from luminaire before performing any maintenance procedures.
To replace the Fan Controller PCB:
Step 1. Remove power from luminaire.
Step 2. Remove pan-side yoke leg cover. (Refer to "Removing Yoke Leg Covers" on page 37.)
Step 3. Remove Fan Controller PCB by removing three 6-32 x 1/4" PPSS screws, one 1/4" hex 6-32 standoff, and
cable anchor.
Step 4. Replace Fan Controller PCB by doing steps in reverse. Apply Loctite 242 to 6-32 x 1/4" PPSS screws.
Figure 3-50: Replacing Fan Controller PCB
FANS 1-4
J1 J2
FAN 5
J5
J6
J4
24VD C IN
+
J3
PICKit
HP FAN CONT ROLLER
-0640 REV
L3
S/N:0009
F
A
N
S
J1
B
A
C
K
CAUTION:
Use anti-static precautions
when working with PC boards.
Fan Controller PCB
Cable Anchor
6-32 x 1/4" PPSS Screw (3)
1/4" Hex 6-32 Standoff