Teac A-7300 - PINCH ROLLER PRESSURE

PINCH ROLLER PRESSURE
NOTE:
Pinch
roller
pressure
is
supplied
by
the
pinch
roller
solenoid
arm
and
it
is
most
important
that
the
solenoid
plungers
be
fully
bottomed
before
taking
pressure
measurement.
1.
Load
tape
or
block
the
shut-off
arm
in
the
"ON"
position.
Remove
the
Pinch
Roller
Cap.
2.
Attach
a
suitable
spring
scale
to
a
screw
inserted
in
the
pinch
roller
shaft.
3.
Place
the
unit
in
the
PLAY
mode
(
P»
),
and
holding
the
spring
scale
as
illustrated,
slowly
draw
it
away
from
the
pinch
roller.
(Do
not
allow
the
string
to
rub
against
the
pinch
roller.)
4.
Note
the
reading
on
the
spring
scale
at
the
instant
the
pinch
roller
stops
rotating.
foes)
lf adjustment is necessary, loosen the 3 mounting screws
on
the
capstan
solenoids
and
position
the
solenoids
for
optimum pressure.
screw
M3 x12
Solenoid Bracket
Decrease
Increase
Adjustment
3 Screws
Fig. 7 Adjustment Location
The
scale
should
indicate
2
kg
+200
g
for
2T
(1.8
kg
+
200
g
for
4T).