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1 Condition as new (as reference: trape-
zoidal ribs)
2 One-sided wear: wedge-shaped ribs
3 Cord visible at the base of the ribs
4 Ribs split
5 Transverse cracks in several ribs
6 Rubber nodules at the base of the belt
7 Deposits of dirt or stones
8 Rib detached from the base of the belt
9 Cord torn out at the side
a Outer cord frayed
b Transverse cracks on the back of the
belt
c Transverse cracks in several ribs
Removing and fitting the poly-V-belt
Clamping handle with extension in the ten-
sioning device
Maintenance
Work schedules
Risk of injury
The tensioning device is spring-tensioned.
When it is loosened or tightened, there is a
risk of injury from crushing or entrapment in
pretensioned parts.
For this reason, always carry out work
on the tensioning device with extreme
.
care
Make sure that the tool is handled cor-
rectly.
Fit the spanner with extension element
and socket spanner insert 15 mm into
the tensioning device.
Swing the tensioning pulley upwards
and remove the poly-V-belt.
Swing back the tensioning device.
G
5
85
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