Superabrasive
User
Manual
Original
Language
Lavina®
25L
‐
X
/
Lavina®
25L
‐
X
‐
HV
1/2015
10
THE
CONTROL
BOARD
1.
Power
cable
plug
2.
Lamp
cable
gland
3.
Digital
RPM
indicator
Indicates
the
revolution
per
minute
of
the
grinding
plates
(not
the
revolution
per
minute
of
the
entire
4.
ALARM/Reset
button
resets
the
alarm
of
the
inverter
.Button
lights
blue
when
the
inverter
goes
into
alarm
mode
5.
Water
pump
switch
Lights
orange
when
the
water
pump
is
working.
6.
Power
led
lights
green
when
the
power
is
on
7.
Forward/Reverse
switch
choose
forward
for
clockwise
rotation
of
the
grinding
plates
or
reverse
for
anti
‐
clockwise
rotation
of
the
grinding
plates
(Recommended
)
Preferred
operating
direction
is
when
the
switch
is
on
position
F.
The
proper
direction
of
rotation
of
the
motor
(anti
‐
clockwise)
is
indicated
by
arrow
on
its
cover.
8.
Potentiometer
changes
the
RPM
of
the
grinding
plates
from
300
‐
1100
rpm
9.
READY
OFF
/
ON
switch.
Turning
ON
the
switch,
it
lights
showing
that
the
machine
is
in
standby
mode.
Turning
OFF
the
switch,
it
lights
off
showing
the
machine
is
out
of
standby
mode.
After
releasing
the
switch
it
goes
back
in
central
position.
10.
STOP
button
stops
the
motor
11.
RUN
button
starts
the
motor
12.
Emergency
button
used
in
Emergency
situations
for
stopping
the
motor.
STARTING
THE
MACHINE
First,
follow
the
directions
in
chapter
Safety
Devices
and
Safety
Instructions.
Next,
pull
the
emergency
stop
(12)
turn
the
Ready
switch
(Fig.
4.6
9)
in
position
ON
to
put
the
machine
in
standby
mode.
Check
the
potentiometer
(8)
and
ensure
that
it
is
set
at
the
working
speed.
If
working
wet,
add
water
to
the
floor
surface.
If
working
dry,
omit
this
step,
and
instead,
switch
on
the
vacuum
unit.
Finally,
hold
the
machine
firmly
and
push
the
RUN
button
(11).
OPERATING
THE
MACHINE
Guide
the
machine
in
straight
lines
across
the
floor,
and
with
each
new
line
overlap
a
little
bit
of
the
previously
completed
surface.
Work
at
a
constant
speed,
allowing
the
tools
time
to
work
at
a
speed
appropriate
for
the
tools’
grit
size.
Avoid
vibrations.
Do
not
stop
the
Lavina®
X
on
one
spot
while
the
tools
are
still
working
because
they
will
leave
marks
on
the
floors’
surface.
When
working
wet,
first
choose
the
water
tap
(Fig.4.2)
and
the
position
for
the
water
feed,
periodically
start
to
pump
and
release
water
onto
the
floor’s
surface
(Fig.4.6
Pos.6).
When
working
dry,
check
the
floor’s
surface
periodically
to
ensure
that
dust
is
not
accumulating
on
the
surface,
also
check
regularly
to
make
sure
your
vacuum
is
working
properly.
STOPPING
THE
MACHINE
The
stopping
of
the
machine
must
be
done
gradually
until
the
motor
stops.
Do
not
stop
moving
the
machine
before
arresting
the
Motor,
as
the
tools
could
damage
the
surface.
To
stop
the
machine:
1.Push
the
STOP
button
(10)
.
2.Turn
the
OFF/ON
(9)
switch
in
position
OFF,
this
will
cut
the
voltage
to
the
invertor
and
the
green
light
will
turn
off.
While
working
do
not
turn
off
directly
from
the
switch
READY
OFF
/
ON
or
from
the
Emergency
Stop,
but
follow
the
above
mentioned
steps
1
and
2.
Use
the
Emergency
button
(12)
only
in
emergency.
Remember
not
to
hold
the
machine
in
one
spot
before
turning
off
the
motormotor.
ALARM
The
Reset
button
(4)
will
light
when
the
inverter
goes
in
alarm
mode.
The
most
common
failure
is
motor
in
overload.
To
reset
the
mode
push
reset
button
(4).
A
code
on
the
inverter’s
display
indicates
the
type
of
the
alarm.
When
the
same
alarm
is
repeated
several
times
it
is
obligatory
to
find
and
eliminate
the
reason
for
it,
otherwise
the
inverter
can
be
damaged.
8
9
10
11
12
1
2
4
5
6
7
3
Figure 4.6
