14
Check the Pulley alignment using a
Long
Straight Edge from the Extension Shaft
Pulley. Ensure that the Straight Edge is positioned
as shown opposite.
Adjust the position of the Rotor Pulley so it is
approximately
1mm (1/16”) INWARDS
from the
Straight Edge.
Very lightly nip up the Grub Screws.
Note:
The Rotor Pulley will pull
OUTWARDS
when
tightened! It is
CRITICAL
these Pulleys are
aligned correctly, otherwise premature Drive
failure may occur!
Using a Hex Socket and a Torque Wrench, tighten
the Grub Screws gradually and alternately.
Torque the Grub Screws to
50Nm (39ft/lbs)
Using a Hammer and a suitible Drift, tap around
the Taper Lock Bush.
Re-torque the Grub Screws to
50Nm (39ft/lbs)
REPEAT THIS STEP THREE TIMES.
Note:
This will ensure that the Taper Lock Bush is
seated square in the taper bore of the Rotor Pulley
and is secured correctly!
Grease the Rotor Bearings as detailed in your
Operator Manual.
Fit and tension the Drive Belts as detailed in your
Operator Manual.
Fit the Belt Guard as detailed in your Operator
Manual.
This Fitment process is now complete.
Straight Edge across Pulleys
Set in
1mm (1/16”) INWARDS
from the Straight Edge
Tap around Bush, re-torque
to
50Nm (39ft/lbs)
x 3
Torque to
50Nm (39ft/lbs)
