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deck, head
(back view)
1mm (%a")
arm, shut-off
screw
B , adjusting
lever (B),
shut-off
plate ass'y, shut-off
lever holding
shut-off mechanism
ye
release
~~
lock
11-3.
Tension Regulator Back-tension Adjustment
In FWD & FF modes
use a 7"' tape
in FWD
mode
.........-
Bae
~559
(1.586 ~ 1.940 oz)
in FF mode ..........0
wi 15 ~20
9
(0.53 ~0.71 oz)
stud
spring
/
Adjust by
changing |
the position
pin, tension regulator arm
(1)
Make
the tension
regulator adjustment.
(2)
Adjust by changing the hooking position of the
spring
to obtain
the specified
values
on
the
tension gauge at the beginning and the end of
the tape as shown
in Fig. 11-6.
If it is not obtained the specified values, adjust
by
bending
the
stud
or
perform
the
tension
regulator
adjustment.
11-4.
Pinch Roller Stroke & Height Adjustments
(1)
Remove
the head deck (See page 6).
(3) Fix the screw
@) while pushing the joint lever
in the direction shown
with
arrow
in Fig. 11-7.
(4) Put the dummy
capstan x into the capstan bear-
ing and be sure that the pinch roller shaft moves
by approx. 3~4mm
(14 ~5/2") on the surface
of the retractive lever when the function selector
knob is changed from
STOP to FWD.
(S) Be sure that the washer for the pinch roller shaft
does not come in contact with the part indicated
with 4 on the retractive lever when the function
selector knob
is changed
slowly from
FWD
to
FF,
(6) After the adjustment,
apply lock paint to the
screw.
screw (1), adjusting
lever, joint
lever, retractive
head deck
— back view —
Fig. 11-7
Pinch roller stroke adjustment
—18—
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