Olympus X-Tr 수리 매뉴얼 - 페이지 24
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Olympus X-Tr에 대해서도 마찬가지입니다: 수리 매뉴얼 (30 페이지)
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2.
Chatter on Abrasive Surfaces of Focusing Mechanism
Worn-out
1)
Disengage block and dovetail.
Surfaces after
2)
Disengage rack and pinion.
prolonged use
3)
Detach dovetail from metal mount.
4)
File the back of dovetail with
emery cloth that is flatened on
plain surface.
To file evenly,
slide dovetail in one direction
several times on emery cloth,
and then reverse sliding direc-
tion with even force with which
you depress dovetail on emery
cloth, in order to avoid tapering
of surfaces.
5)
Keep lapping of dovetail to such
a degree that dovetail and block
should be a little tight when
assembled.
Dovetail
Metal mount
5
times
*
If dovetail is filed excessively, slightly loosen screws
that fasten dovetail to metal mount, and lap dovetail while
fastening screws gradually.
6)
When entire surfaces are lapped
correctly which means that its
movement is not too heavy, nor
too light, you have to stop
lapping, and clean off abrasive,
and check chatter, if any.
Holding block firmly in your
hand, swing it to the right
and left alternately as shown
by arrows in figure, right, with
dovetail in position "A" and
then position "B".
If you feel
A
0
B
a very faint chatter between dovetail and block as you swing it,
it is all right.
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