24
BE-TMSXXXX USER MANUAL
The hammers with which the Mulcher is equipped are suitable for working on grounds of normal
conformation. It is mandatory to check their integrity and the degree of wear every day. When faults or
deformation occur in the hammers during work, it is mandatory to replace them immediately. Replacing a
single hammer is generally not recommended. This can only be done when all other tools are in excellent
condition and in any case, in order not to compromise the proper operation of the rotor, it is mandatory to
also replace the opposite tool so as not to cause an imbalance in the masses. It is recommended to always
replace all the tools and not just the damaged ones, in order to guarantee proper operation. After changing
the tools it is mandatory to subject the roller to electronic balancing to guarantee the Mulcher works
properly, free from vibrations that can cause serious damage to the machine.
To replace worn or broken hammers is necessary to:
• Position the Mulcher and tractor on flat ground;
• Raise the Mulcher with the lifter to the maximum height possible;
• Place adequate support stands under the Mulcher on both sides for the machine to be perfectly stable;
• Switch off the tractor motor and engage the parking brake;
• Be equipped with adequate keys and proceed with the replacement of the hammers: forcibly tighten the
securing screws;
• Before installation, weigh the individual blocks of hammers or blades as di erences in weight are inevitable;
• Select pairs of hammers and blades that have the same weight and mount them on the rotor in opposite
diametrical position.
The quality and integrity of the Mulcher and its safety depend on how the hammers are cared for. They must
be replaced immediately when damaged. Normal wear is exceeded and accentuated when operating on
sandy terrains or if the Mulcher is positioned too low and frequently bumps against any obstacles, which
can lead to distortions or cracks in the hammers. Damage to the tools will inevitably deteriorate the quality
of work and increase vibration, possibly damage the Mulcher and partially or totally damage the hammers
and blades resulting in metal fragments being dangerously projected at high speed into the area where the
machine operates. When replacing the hammers and blades, it is mandatory to check that the seat of the
tool pin is not ovalized and its size is not more than 2 mm more than the original diameter.
For hammers wear (see Fig. 13):
• The length of the hammer must not be less than the size indicated in the figure.
• The securing with pins can be carried out with nuts: the nuts must be changed every time a cutter or
hammer is replaced; the tightening couple is 250 Nm.
The special screws must be replaced to fasten the hammers if visibly damaged, bent or ovalized to the limit
(see Fig. 13). When finished, remove the support stands, start up the tractor, lower the Mulcher and turn off
the tractor.
CAUTION
Only use original spare parts
BE-TMSxxxx
MAINTENANCE
The quality and integrity of the Mulcher and its safety depend on how the hammers are cared for. They must be
replaced immediately when damaged. Normal wear is exceeded and accentuated when operating on sandy
terrains or if the Mulcher is positioned too low and frequently bumps against any obstacles, which can lead to
distortions or cracks in the hammers. Damage to the tools will inevitably deteriorate the quality of work and
increase vibration, possibly damage the Mulcher and partially or totally damage the hammers and blades
resulting in metal fragments being dangerously projected at high speed into the area where the machine
operates. When replacing the hammers and blades, it is mandatory to check that the seat of the tool pin is not
ovalized and its size is not more than 2 mm more than the original diameter.
For hammers wear (see Fig. 13):
-- The length of the hammer must not be less than the size indicated in the figure.
-- The securing with pins can be carried out with nuts: the nuts must be changed every time a cutter or hammer
is replaced; the tightening couple is 250 Nm.
The special screws must be replaced to fasten the hammers if visibly damaged, bent or ovalized to the limit
(see Fig. 13). When finished, remove the support stands, start up the tractor, lower the Mulcher and turn off
the tractor.
CAUTION
Only use original spare parts
160
Max 21 mm
Min. 19 mm
150 Min.
Fig. 13
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