PRG Best Boy 4000 Service Manual page 67

CAUTION: NEVER touch or adjust the brass spring-loaded standoff. It is set at the factory.
2-56 x 3/16" PPSS Screw (2)
- Apply Loctite 222
Zoom Sensor (G3)
3/16" Hex
Standoff (2)
Lens Group 3
G3
Figure 3-32: Removing Zoom Sensors 1 & 3
BEST BOY 4000
Use anti-static precautions
CAUTION:
when working with PC boards.
Lens Group 1
G1
2-56 x 3/16" PPSS Screw (2)
Zoom Sensor (G1)
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SPOT LUMINAIRE FIELD SERVICE MANUAL 59