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4.7. SETTING THE CLUTCH CYLINDER STROKE (Figure: 8)
By pushing the »
Pull
« button, clutch cylinder
8
pushes the drum towards the clutch which
starts to turn. When you release the button, the drum returns to its original position. This axial
cylinder stroke must be minimal and never larger than 5 mm. When the clutch gradually
wears-off, the stroke must be lowered. Therefore it is recommended to control the clutch
cylinder stroke constantly.
Procedure:
The drum stroke adjustment is performed in “PERMANENT BRAKE RELEASE” position
Turn the safety plug on the drum axis to the left to release it
Screw the nut
7
(M60) to the right until the drum starts to turn (P.T.O. shaft must be
connected), without pushing the »
Pull
« button
Turn the nut
7
slightly to the left until the drum stops turning
To prevent unwanted pulling turn the nut
7
an additional 3/4 turn to the left
Check the clutch cylinder stroke and fasten the safety plug tightly
to prevent the nut M60 from unscrewing by itself
WARNING:
In case the clutch cylinder stroke increases over 7 mm the oil may start leaking around the
piston.
8
