Spectra Precision FOCUS 35 - Page 225

Chapter 5
Maintenance and Repair
P/N 79000035_SM, Version 1.5 5 - 95 Focus 30/35 Service Manual
3 Preparation of
Coarse drive V.
A. Loose the three
screws and and
tight again until
you find the first
resistance.
B. Turn the adjusting
screw clockwise
untill the motor
holder contacts the
alidade, support
this action by
pressing the holder
in direction of the
alidade.
C. Tighten the three
screws to hold the
assembly.
D. Screw in the
holding screw for
the compression
spring untill you
find a first
resistance.
Watch the gap
between alidade and
motor holder. (it
becomes closer to the
alhidade).
The extension has to
be fixed, to avoid a
jump out of the
compression spring
by removing the
holder from the
alhidade.
Torx T20, Screw
driver flat
Allen key 1,5mm
Torx T20, Screw
driver flat
If there is no
holding screw, then
use one of the side
cover screws.
Item Performance Action Result Notes