Panasonic JB-3300 Technical Manual page 372

11.4 Collet Assembly Removal, Installation, and
Adjustment(See Fig.11.4)
(1) Remove the Cartridge Guide Assembly as
described in 11.7
(2) Removethe lifter spring from the lifter.
(3) Removethe E-ring from the lifter shaft.
(4) Removethe lifter from the Cartridge Guide.
(5) Remove the Collet Assembly from the Guide
shaft.
(6) Reverse the above procedureto reinstall.
(7) After reinstallation, perform collet assembly
center adjustment.
(8) Collet assembly center adjustment.
a) Temporarily fasten the Cartridge Guide
Assembly.
b) Insert a diskette or dummy diskette and
clamp it.
c) Clamp repeatedly a few times to find a
goodfit betweenthe collet and the
inside diameter of the DD motor.
d) Bind the screw of the Cartridge Guide.
e) Check step c) again, if not good repeat
steps a) through d) until the correct
center adjustmentis achieved.
Fig. 11.4 Collet Assembly Removal
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11.5 Clamp Assembly Removal and Installation
(1) Removethe front plate as described in 11.2.
(2) Remove the two clamp assembly mounting
Screws.
(3) Remove the clamp assembly.
(4) Reverse the above procedure to reinstall.
Clamp Assembly
Fig. 11.5 Clamp Assembly Removal