GENERAL INSTRUCTIONS
FOR BLADE
OR
RAM
REPLACEMENT
Every day check the condition
of blades or
rams,
and corresponding locking pins.
In case of unusual wear or breaks, replace the parts immediately.
USE ORIGINAL SPARE PARTS ONLY.
BEFORE
REPLACING ANY PART,
THE MACHINE FROM THE
TRACTOR AND TILT IT FORWARD,
BY
RESTING
IT ON THE
COUPLING IF
THE MACHINE IS NOT
EQUIPPED WITH BONNET.
Partial replacement:
In
addition to the worn-out, broken couple
of
blades or rams, replace the couple of blades or
rams
diametrically
opposed,
so
as
to maintain the already existingbalancing.
Total
replacement:
Light differences in weight
of
the
parts
are
acceptable.
Weigh blade or
ram
units singularly, selecting couples
of same weight.
Those
couples
shall
be
mounted on rotor
in
diametrically
opposed
positions.
REPLACE THE SELF-LOCKING NUTS
IN
ANY
CASE
Tighten
M
16
nuts with a
100
Nm torque wrench setting.
Tighten
M
20 nuts with a
250
Nm toque wrench setting..
When adjustment has
been
performed,make
sure
axial
clearance
(
1-2
mm
)
between blades
or
rams
and supports
is
still
allowed.
Thus,to check
balance,
connect the tractor.
By
keeping the
machine
raised
from
the
ground,
increase
P.T.O.
speed
slowly
up
to get the
rated
speed.
If
repair
has
been
performed
correctly,
the machine
will
run
at its
rated
speed without
vibrations.
Rotor rotation
Rot
or rotation
If the machine is equipped with
Y
blades with
ventilating vanes, consider vane weight too.
If ventilating vanes are fitted, make sure that
their assembly was performed correctly, i.e.
correct direction.
(
See
the drawing
).
Route
of
march
