PRG Best Boy 4000 Service Manual page 68

CAUTION: NEVER touch or adjust the brass spring-loaded standoff. It is set at the factory.
Use anti-static precautions
CAUTION:
when working with PC boards.
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60 BEST BOY 4000 SPOT LUMINAIRE FIELD SERVICE MANUAL
Figure 3-33: Removing Zoom Sensor 2
Zoom Sensor (G2)
2-56 x 3/16" PPSS Screw (2)
- Apply Loctite 222
Lens Group 2