Sharp VC-780E Service Manual page 10

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\ VC-790ET
Figure 1-2 {a).
Cassette housing frame (R)
"
(2) B tight screw
{LX-HZ3046GEFD)
Worm wheel gear
8) Phase gear
Figure 1-2 (b).
@ Reassembly of drive gear (Fig.1- 3)
1. Pass the tip of the drive gear spring (R} @
through the square hole @ of the drive gear (R)
@ to the hook the spring in position.
2. Hook one end © of the reciprocating spring @
to the catch © of the drive gear (R) @.
3. Hook the other end © of the reciprocating
spring @ to the catch © of the worm wheel @.
4. Fit the drive gear (R) M to the worm wheel @ so
that the catch @ and boss @ on the drive gear
(R) are exactly in the square hole @ and round
hole (, Respectively, in the worm wheel.
(1) Drive gear {R}
2 Drive gear spring (R) / .
REPLACEMENT OF CASSETTE LOADING _
BELT
® Replacement (Fig. 1-4)
1. Remove the start sensor PWB and worm bracket
from the cassette housing frame (R).
2: Remove the worm shaft assembly, pulley and
cassette loading belt from the cassette housing
frame (R). .
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
tightening torque is 5.0 + 0.5kg. cm.
2. Make sure that the cassette loading belt, being
applied in the cassette housing frame (R), is free
from grease. if stained with grease, clean the belt
with the specific cleaning liquid.
3. Finally check the clutch switching lever for its
specified points.
Cassette loading belt
Worm shaft ass'y
Figure 1-4.