Spectra Precision FOCUS 35 - Page 205

Chapter 5
Maintenance and Repair
P/N 79000035_SM, Version 1.5 5 - 75 Focus 30/35 Service Manual
Fig. 5-56 Remove Illumination V-ACB left and right
3 Exchange Angle
control board ACB-
V.
A. Unscrew the four
screws.
B. Remove the
Vertical encoder
disk.
C. Take out the Spring
and Steal ball.
D. Exchange the
Angle control
board ACB-V.
The unsymmetrical
position of the four
screws orientates
Encoder disc to the
axis.
35 Ncm/3.1lbfn
Be careful, the
Spring and the Steel
ball underneeth the
Encoder disc can
jump away.
The ball
functionality is to
give the electrical
ground from body
to the telescope of
the instrument.
Item Performance Action Result Notes
A
B
C
D
C
C
C
C
C