Replacing Pan/Tilt Driver Pcb - PRG Best Boy 4000 Service Manual

Replacing Pan/Tilt Driver PCB

Parts:
24.9816.0765 / 2.3749A-P55
Tools & Supplies:
#2 Phillips screwdriver
Sonic Tension Meter
Loctite #242 (06.6008.0001)
WARNING: Remove power from luminaire before performing any maintenance procedures.
CAUTION: Always use anti-static precautions when working with PCBs.
To replace the Pan/Tilt Driver PCB:
Step 1. Remove power from luminaire.
Step 2. Remove tilt-side yoke leg cover. (Refer to
Step 3. At Tilt Drive Mechanism, loosen four 10-32 hex nuts so that Timing Belt becomes loose (Figure 3-50).
Step 4. Remove Timing Belt.
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82 BEST BOY 4000 SPOT LUMINAIRE FIELD SERVICE MANUAL
1 EA PCB ASSY, PAN/TILT DRIVER
"Removing Yoke Leg Covers"
10-32 Hex Nut (4)
Tilt-Side Yoke Leg
Figure 3-50: Removing Timing Belt
on page 26.)
Timing Belt
Tilt Drive
Mechanism