A.J.S. 16, Instruction Book

Page: 54 / 104

CL UT C H SPRING ADJUSTMENT
In the event of clutch slip and the operating mechanism has been adjusted correctly the
clutch spring adjusting nuts and cups may require attention. Remove the chaincase
cover to expose clutch assembly.
Remove the clutch spring adjusting screws, take out the springs and cups then verify
the clutch spring cups are not in contact with the holes machined in the steel plate for
the clutch shock absorber assembly (see illustration 27).
If there is evidence of contact by a burr formed on the cup remove the burr with a fine
file and apply a little graphite grease on the cup before replacing.
Check the clutch springs for free length (1
d
" normal).
Replace springs if free length is
x
" to
4
" below normal.
After re-fitting spring cups and springs screw in adjusting screws until the heads of
the screws are flush with the spring cups.
Illustration 26
Clutch, gear box main shaft and clutch operating mechanism.
TO DISMANTLE C L U T C H SHOCK ABSORBER
The six rubber blocks used in the shock absorber can be replaced by:
Removing front chaincase.
Removing clutch spring pressure plate together with spring and spring cups
Removing three screws also plate for shock absorber compartment (see illustration 27).
A " C " shaped spanner engaged with two
slots in the clutch hub or a clutch steel
plate with an extension handle welded to
It can be used to compress the thick
rubbers, whilst the thin rubbers are
extracted.
To do this engage top gear, apply pressure
on the rear brake pedal, position the
tool to be used and pull the handle up-
wards, or opposite to the direction of
clutch rotation. W it h the aid of a short
piece of wheel spoke with a pointed end
the thin rubbers can be first prised out
then the thick ones.
Reverse this procedure to refit replace-
ment rubber blocks.
NOTE—If clutch hub is removed, a tool
similar to a gear box mainshaft Illustration 27
held in a vice will be required
to hold the hub, whilst rubber blocks are extracted.
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