PRG Best Boy Field Service Manual - Manual (Page 65)

BEST BOY 4000 ® SPOT LUMINAIRE FIELD SERVICE MANUAL 57
Replacing Gag Index Motor
Parts:
23.9816.0569 / 2.37493-P7H 1 EA MOTOR ASSY, GAG INDEX (EXT SHAFT)
Tools & Supplies:
#2 Phillips screwdriver
Wire cutters
Cable Ties
WARNING: Remove power from luminaire before performing any maintenance procedures.
To replace the gag index motor:
Step 1. Remove power from luminaire.
Step 2. Remove R1 Head Cover. (Refer to "Removing Head Covers" on page 24.)
Step 3. Move Lens Group away
from Wheel Stack.
Step 4. At Head Controller PCB,
disconnect Gag Index
Cable from J26 (Figure
3-31).
Step 5. Cut cable tie securing
Gag Index Cable to
luminaire.
Step 6. At Gag Wheel Index
Motor, remove two 8-32
x 3/8" PPZ screws.
Step 7. Rotate Gag Wheel Index
Motor to loosen timing
belt, and then remove
motor from Head
Assembly.
Step 8. Install new Gag Wheel
Index Motor by doing
steps in reverse.
Step 9. Adjust belt tension by
rotating motor mount.
WHEEL
J26
GAG
J23
EOT
J24
GAG
INDEX
J25
GAG
Gag Wheel Index Motor
Cable
Gag Index Cable
Head Controller PCB
8-32 x 3/8"
Tie
PPZ Screw (2)
Figure 3-31: Removing Gag Wheel Index Motor