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7.7
WORK METHOD
7.7.1
PREPARATION AND WARNINGS
Remove any loose solid residue from the surface
to be treated (using suitable tools, such as vacuum
cleaners, sweepers, etc.). It this is not done, the
solid dirt might prevent the squeegee from operat-
ing correctly, reducing drying efficiency.
This machine can driven only by trained personnel.
7.7.2
DIRECT
SLIGHTLY DIRTY SURFACES
Scrubbing and drying in a single pass.
Prepare the machine as previously described.
Select the forward direction using the direction
lever.
Insert and turn the key.
Activate the suction motor, the brush motor and
the detergent solution supply.
Lower the brushes and the squeegee.
Use the detergent adjustment lever to regulate the
solution outlet flow (depending on advancement
speed).
Lightly press the advancement pedal and check
that all systems are working.
Fully depress the accelerator to increase the work
speed.
Adjust the maximum advancement speed and the
detergent solution flow as required.
The steering wheel is similar to a car steering
wheel: it can be used to turn the machine around
itself by steering all the way to one side. § Dur-
ing these operations, the rear of the machine
moves slightly outward: reduce the speed to avoid
brusque direction changes and impacts against
walls or other objects.
To avoid damage to the surfaces being treated, the
brush motor will stop automatically about 2 sec-
onds after the advancement pedal has been com-
pletely released.
☞ Never use the machine without the detergent
solution: the floor might be damaged.
7.7.3
INDIRECT SCRUBBING OR FOR
VERY DIRTY SURFACES
Scrubbing and drying in various passes.
Prepare the machine as previously described.
First set of operations:
Select the forward direction using the direction
lever.
Insert and turn the key.
Activate the brush motor and the detergent solu-
tion supply.
Lower the brushes.
Use the detergent adjustment lever to regulate the
solution outlet flow (depending on advancement
speed).
Lightly press the advancement pedal and check
that the brushes and solution feed system are
working.
Fully depress the accelerator to increase the work
All manuals and user guides at all-guides.com
SCRUBBING
OR
speed.
Adjust the maximum advancement speed and the
detergent solution flow as required.
The steering wheel is similar to a car steering
wheel: it can be used to turn the machine around
itself by steering all the way to one side.
• During these operations, the rear of the machine
moves slightly outward: reduce the speed to avoid
brusque direction changes and impacts against
FOR
walls or other objects.
Allow the detergent solution to work on the dirt
according to what is indicated in the information
relative to the detergent used.
Second set of operations:
Follow the steps described in the previous section
"Direct Scrubbing" (7.8.3).
To avoid damage to the surfaces being treated, the
brush motor will stop automatically about 2 sec-
onds after the advancement pedal has been com-
pletely released.
When moving in reverse, the squeegee will lift
and suction will be deactivated automatically. After
changing direction (forward direction), the squee-
gee and the suction will automatically return to
their previous condition.
☞ Never use the machine without the detergent
solution: the floor might be damaged
7.7.4
POST-SCRUBBING OPERATIONS
Cut off the supply of detergent.
Lift the brush unit and turn off the brush motor.
After having completely dried any traces of water
on the surface, wait a few seconds and then lift the
squeegee and turn off the suction motor.
Move to a suitable location to drain the tanks (as
described in 7.4 and 7.5).
Empty and clean the tanks (see sections 7.4 and
7.5).
Turn off the machine using the key and remove it
from the control panel.
If necessary, charge the battery (see the relative
section).
7.8
INFORMATIONS ABOUT THE USE
OF MODEL COMFORT XS-R UP / A13R UP /
KRON ZERO-R PLUS
The model Comfort XS-R UP / A13R UP / Kron
Zero-R Plus is equipped with electric actua-
tors for the automatic lifting/lowering of the
brush group unit and of the squeegee.
The lifting/lowering of the brush group unit can
be effected through the selector positioned on
the control panel (Photo M - 5) and takes place
simultaneously to the switching on/off the
brush motor; the lifting/lowering of the squeegee
can be effected through the selector positioned on
the control panel (Photo M - 4) and takes place
simultaneously to the switching on/off the
suction motor.
When moving in reverse, the squeegee will lift au-
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