REPLACEMENT OF ENGAGEMENT AND SUPPORT ROLLERS
7
10
Support rollers
Inspection
Check that the support roller’s bear-
ings are undamaged – the roller
should be able to rotate freely, with
smooth movement and without play.
The support rollers are mounted
on an arm that changes position
when the rollers are adjusted. Check
that the arm can move and that
there is no play when fitted.
A defective bearing arm is re-
placed most easily with a complete
bearing arm with fitted bearing.
Defective bearings are replaced as
per chapter 8.
Clean and grease
Clean the support roller’s seat and
grease it.
Fit the new part
Put the new support roller in place,
fit the lock-nut and fit a
new hex-
head screw with thread-lock
.
Place the roller against the tool in
the vice and
tighten the hex-head
screw firmly
.
Fit the new part
Use a
new hex-head screw
with thread-lock
for instal-
lation.
Place the roller against the
tool in the vice and
tighten
the hex-head screw firmly
.
!
Support rollers
Inspection
Check that the support roller’s
bearings are undamaged.
Check that the bearing arm
can move and that there is
no play when fitted.
A defective bearing arm is
replaced most easily with a
complete bearing arm with
fitted bearing. Defective bea-
rings are replaced as per
chapter 8.
Replacement of
support rollers
Secure the tool in a vice
Secure a box spanner in a
vice as in the picture.
Lock the nut with the box
spanner and undo the hex-
head screw.
Never put the roller in the
vice!
After the hex-head screw has been
removed, the worn part can be re-
moved..
After the hex-head screw has
been removed, the worn part
can be removed
Clean and grease
Clean the support roller’s
seat and grease it.
Replacement of support
rollers
Secure the tool in a vice
The simplest way of removing the
worn part is to place a box spanner
in a vice as in the picture.
Lock the nut with the box spanner
and undo the hex-head screw.
Never put the roller in the vice!
