Grinding And Balancing Of Blades - Husqvarna Rider 18 ProFlex Workshop Manual

6
• Press out the axle with a puller.
• Knock out the bearings and remove the spacer.
7
The entire packet can be bought as a complete set
with axle housing, axle, spacer and bearing. The
Rider 20 ProFlex set does not include an axle.
Model Outer bearing
Rider 18 ProFlex 506 75 11-05
Rider 20 ProFlex 506 75 11-05
Installation is carried out in the reverse removing
order. Ensure that the axle is fixed in the same
direction as it was removed, if not the keys will not
fit into the key-way.
Tighten the blade bearings to a torque of 20–25 Nm.
IMPORTANT INFORMATION
When screwing on the blade axle screws,
the transmission side should always be
screwed first and then the blade screws.

Grinding and balancing of blades

1
!
• Remove the blades according to the decription in
the previous section.
• Clamp the blade in a screw vice and file it so that
it becomes sharp.
2
Middle bearing
506 75 11-04
506 75 11-03
Balance the blade as follows:
• Fix, for example, a mandrel horizontally in a
screw vice according to the diagram.
• Push the blade onto the mandrel via the hole in
the centre of the blade and check that the blade
balances evenly. The diagram shows a blade
which needs to be adjusted, it must be ground
further to obtain the correct balance (at the
arrow).
• Installation is carried out in the reverse removing
order.
Reparation instructions
WARNING!
When working with the blades,
use protective gloves.
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