Sharp VC-A30G Serviceanleitung Seite 14

VC-A30G(BR) VC-A30S(BR}
VC-A30GMIBR) VC-A30SM(BR)
VC-A30Q0M(BR) VC-A30SV(BR)
REE ere OF CASSETTE LOADING
Worm shaft ass'y
Start sensor PWB
Cassette housing frame (R) (2) Worm bracket
Figure 1-13.
1. Remove the start sensor PWB © and worm
bracket @ from the cassette housing frame (R).
2. Remove the worm shaft assembly @.
3. Replace the cassette loading belt @ with a new
one.
Notes:
1. Do not overtighten the B tight screw which holds
the worm bracket in position. The specified
torque is 5.0 + 0.5 kg.cm.
2. Make sure that the cassette loading belt is free
from grease. If stained with grease, clean the
belt with the cleaning liquid.
3. Perform checking of the clutch switch lever for
proper action.
CHECKING THE CLUTCH SWITCH LEVER
@ Checking
Place the mechanism in the cassette eject mode
when removing and attaching the cassette housing
from and to the mechanism chassis.
Make sure enough that each part in the cassette
housing such as the clutch switch lever is in
position. If not, it causes malfunction.
Note:
Figure 1-14 shows the position of each part in the
cassette eject mode.
Switch lever
Couplin
Rib
Drive gear housing frame (R)
Figure 1-14.
7 Pulley
14
1. First make sure that the tip of the switch lever is
held at the rib of the drive gear (R).
2. Check that the rib of the cassette housing frame
(R) and the concavity of the clutch lock lever are
engaged.
3. Finally be sure that the relationship between the
clutch lever and the clutch, as well as between
the clutch and the pulley, are correct as in the
Figure 1-15.
Clutch
Worm shaft t——{ |
Clutch lever he Pulley
Check that the clutch is engaged
with the pulley through the coupling.
Figure 1-15.
@ Resetting
Take the following steps to reset the clutch if it is
unlocked or if the switch lever and the clutch lock
lever are unlocked.
Clutch release lever
Clutch tock lever
Rib of cassette housing frame (R)
?
Driver gear IR} Switch lever
Figure 1-16.
1. Shift the slider by turning the coupling in the
arrow direction (clockwise) until the slider pin is
at the bottom of the slider groove as shown in
the Figure 1-16. (The loading mode)
Note: Note that the slider is equipped with a
lock meachanism. Unlock the locks on
cassette housing frame (L) and (R) side
before shifting the slider.
2. When the position is set as shown in the Figure 1-
16, push the clutch release lever in the direction
of the arrow by hand until the clutch lock lever
becomes tightly locked by the rib of the cassette
housing frame (R).
3. Then turn the coupling counterclockwise until
the slider reaches the cassette insertion opening
and the reciprocating spring is activated.
Note: There is no need to unlock the slider when
shifting the slider to the cassette insertion
opening. Just keep shifting the slider.