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R-4104.A
DISASSEMBL Y PROCEDURE
1. Coaxial Coami and Fine Focus Unit
5)
Draw
out
coarse
focus
shaft e@ . (Gears @ and @
will
come
in
sight.)
6)
Remove
coarse
focus
bearing @
as
well
as
gears
e@
and
@.
(Fig.
26).
Adhesive (#
616
) Lubricant
(G7920)
\
Adhesive <#350)
\ Adhesive
(#410
B/M)
\
\
Fig.
26
7)
Releasing
HS
bolts
@x4,
separate the
arm
unit
from
the
base.
8)
Releasing
PM
screw
@
and
CM
screw @ ,
remove
rack
0 .
9) lmmersing the subassembly consisting of
@, @,
@,
@
and
@ into
alcohol, separate
coarse
focus
bearing @ .
Furthermore, take off thrust
loose
stoppet' @ ,
and
then pinion @ and spur
gear
@ can
be
taken out.
(@
and
@
are
cemented
wHh
e:ich
oth.;r
uy
[-íu.
ói ó) (Fig. 2ó).
Note: Pinion
case
<@ can
be
left attached on the
main
body.
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21-