Prg Best Boy Field Service Manual Manual de usuario descargar pdf (Pagina 90)

82 BEST BOY 4000

SPOT LUMINAIRE FIELD SERVICE MANUAL

Replacing Pan/Tilt Driver PCB

Parts:

24.9816.0765 / 2.3749A-P55 1 EA PCB ASSY, PAN/TILT DRIVER

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 "Removing Yoke Leg Covers" on page 26.)

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.

Figure 3-50: Removing Timing Belt

Timing Belt

Tilt Drive

Tilt-Side Yoke Leg

10-32 Hex Nut (4)

Mechanism

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Prg Best Boy Field Service Manual Manual de usuario Pagina 90