Spectra Precision Focus 30 - Assembly Vertical servo drive unit - nonadjustable version

Chapter 5
Maintenance and Repair
P/N 79000035_SM, Version 1.5 5 - 87 Focus 30/35 Service Manual
Assembly Vertical servo drive unit - nonadjustable version
Performance
Fig. 5-66 Remove Tension gear V
Item Performance Action Result Notes
1 Mount Tension gear
V.
Mount Tension gear in
reverse order, see Fig.
5-66 on page 5-87 and
tight verry strong the
Retainer ring.
(500Ncm/
44,42Lbfin) as
estimated value.
2 Clamp the Tension
gear.
A. Mark the
superposed cogs
on steel and brass
cogwheel, after
the spring shows
the first
resistance.
B. Distort the
cogwheels by
help of a plier of
one tooth.
C. Plug in the
Clamping tool in
the hole and fix
the tension of the
cogwheels.
Check the tension
and the offset of the
one tooth again.
The brass cogwheel
has to turn
countercklockwise.
Item Performance Action Result Notes
A
B
C
D