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..
..
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i,.:<. >
.--,
2 '
6-4-2.
Adjustment
by Visual Observation
after
Guide
Roller, Fixed
Guide
or COMPL Head Bracket
Replacement
Perform this adjustment
after removing
or replacing
any of the above
parts. Only for
the
replaced
or
removed
parts, play back an alignment
tape (VHJ-
0009)
beforehand
and
adjust
height
by
visual
observation.
(1) Exit Side Fixed Guide (See Fig. 6-4-2.)
Adjust
so that
the tape upper edge does not
make contact
with
the fixed guide upper flange,
and the tape lower edge does not make contact
with
the fixed
guide lower flange. Gaps A and
B should
remain
equal.
(2) Guide Rollers
(See Fig. 6-4-3.)
The tape
should
not
be curled
by the guide
roller
upper
and
lower
flanges.
It should
also
run smoothly,
without
moving
UP and down on
-.. .
.. ...
. ..1
the
DRUM
(CYLINDER)
lead
surface.
.<-,L-.. ,.
Note
:
An excessive guide roller pressure may cause
.T . .. . .. ,
*..,,?
; -.+
-.
:i ",.
!-
. ..
i .. J. ,
(Normal]
o
+A
'ape =
A=B
+B
[Too
high
tape
[Too
low tape
running
position]
running
position]
Ill
I ncorrect
tape damage.
6-4-2.
(1)
Pre-set
For Exit
Side
Fixed Guide
[Too
high tape
(Normal]
[Too
low tape
running
position]
running
position]
q
.......... :::::::
.:~:~ .......
:::::::::: :::::::
.......
..~:~jj :.:.:.:
...
Correct
qq
Incorrect
n-
Eccentric
Driver
(VHJ-0003)
Supply
side Guide Roller
not turn
Take-up
side Guide
Rollet
. .
/
-
(must
travel
along
lead surface)
Fig. 6-4-3.
(2)
Pre-set for
Guide Roller
. . .
–73–
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