INSTRUCTIONS FOR USE
MAIN BROOM REPLACEMENT
NOTE
Brooms of various hardness are available.
This procedure is applicable to all types of
brooms.
CAUTION!
It is advisable to use protective gloves when
replacing the main broom because there can
be cutting debris between the bristles.
1.
Drive the machine on a level ground and engage the
parking brake (6 and 7, Fig. C).
2.
Turn the ignition switch (2, Fig. B) to "0" position.
3.
Loosen the knobs (1, Fig. E) on both sides of the
machine.
4.
Move the broom height variation indicators (2, Fig. E)
until the broom is at the maximum ground clearance.
Screw down the knobs (1).
5.
On the left side of the machine, loosen the knob (3,
Fig. E).
6.
Remove the broom door (1, Fig. F) by pulling it
upwards to disengage the retainers (2).
7.
Remove the broom (1, Fig. G).
8.
The new broom must be installed with the bristles
rows bent as shown in the figure H (top view).
9.
Install the new broom on the machine and ensure that
its mesh (1, Fig. I) correctly fits into the related drive
hub (4, Fig. R). Check that the drive hub is free from
dirt or foreign materials (cords, rags, etc.)
accidentally rolled up.
10. Reinstall the broom door (1, Fig. F), engaging the
retainers (2).
11. Screw down the knob (3, Fig. E).
12. Carry out the main broom height check and
adjustment, as described in the previous paragraph.
12
SIDE BROOM HEIGHT CHECK AND
ADJUSTMENT
NOTE
Brooms of various hardness are available.
This procedure is applicable to all types of
brooms.
1.
Check the side broom height from the ground,
proceeding as follows:
– Drive the machine on a level ground and lower the
side brooms.
– Keep the machine stationary, lower the side
brooms and rotate them for a few seconds.
– Stop and lift the side brooms, then move the
machine and switch it off.
– Check if the size and orientation of the prints left
by the side brooms are as shown in the figure (1
and 2, Fig. J).
In case the prints are not within specifications, it is
necessary to adjust the broom height, proceeding as
described in the following step.
2.
Unlock the ring nut (36, Fig, C) by turning it
counterclockwise, then turn the knob (33) as
necessary, clockwise or counterclockwise, to adjust
the broom height; then lock the knob (33) with the ring
nut (36).
3.
Perform step 1 again to check the proper adjustment
of the side broom height from the ground.
4.
When the brooms are too worn to be adjusted,
replace them as shown in the next paragraph.
SIDE BROOM REPLACEMENT
NOTE
Brooms of various hardness are available.
This procedure is applicable to all types of
brooms.
CAUTION!
It is advisable to use protective gloves when
replacing the side brooms because there
can be cutting debris between the bristles.
1.
Drive the machine on a level ground and engage the
parking brake (6 and 7, Fig. C).
2.
Turn the ignition switch (2, Fig. B) to "0" position.
3.
Remove the screw (1, Fig. K) inside the side broom,
then remove the broom and the hub (2) by
disengaging it from the shaft (3).Recover the key (4)
and the washer (5).
4.
At the workbench, remove the two screws and nuts
(6) and separate the broom (8) from the hub (7).
5.
Install the new broom (8) on the hub (7) and tighten
the screws and the nuts (6).
6.
Reinstall the new broom and the hub (2) on the
machine after seating the key (4). Reinstall the
washer (5) and tighten the screw (1).
7.
Carry out the side broom height check and
adjustment as described in the previous paragraph.
Terra™ 3700B – 146 1963 000(2)2006-06