Marantz SD4000 - Adjusting Play Torque; Adjusting FF;REW Torque; Positioning the Motor Pulley; Adjusting Rewind Idler Side Pressure

5.5 ADJUSTING THE PLAY TORQUE
Put
the
two
pawls
of
the
circular
plate
spring
on
proper
stepped
position
of
the
reel
rest.
The
adjustable
torque
range
is
40
to
70
g-cm.
To
make
the
torque
high,
put
the
pawls
on
a
shallow
step.
For
lower
torque,
put
them
on
a
deeper
step.
® Checking the take-up clutch for sliding
Make certain that the flywheel rotates freely when
the reel table is locked. The flywheel that revolves
irregularly or stops is not acceptable.
INCREASE DECREASE
eee
22x >i
5.6 ADJUSTING THE FAST FORWARD AND REWIND
TORQUE
The fast forward and rewind idler has a torque adjust
plate spring (part A in the line drawing), which has two
pawls
(part
B)
at
its
ends.
Set
the
pawls
in
proper
one
of
the
three
steps.
To
make
the
torque
high,
set
the
pawls in the shilowest step. For lower torque, set in
the deepest step.
INCREASE DECREASE
5 EE
LIL
5.7 POSITIONING THE MOTOR PULLEY
Loosen the set screw and adjust the motor pulley
Position until the clearance between the pulley and
motor is 4 mm as shown. Tighten the set screw.
MOTOR
PULLEY
ADJUSTING
SCREW
5.8 ADJUSTING THE REWIND IDLER SIDE PRESSURE
Make certain that in the rewind mode of operation, the
rewind idler does not slip on the supply ree! table when
this is held by hand. If it slips, change the hanging
position of the rewind idler arm return spring on the
chassis in the arrow direction step by step until it does
not slip.
ARM RETURN
SPRING