Important; Detergent Suction - LAVOR Pro MCHPV Manual Del Usuario

must be done only by an authorized and
qualifi ed person who must follow and re
spect the data present on the unit and for
which it has been planned.
The producer declines responsibility in case
of non-observance of these rules.
1 ST START-UP
When starting up for the fi rst time or after a
long period out of use, connect the intake line
only for a few minutes so that any dirt is vented
from the delivery outlet.
ELECTRICAL CONNECTION
Check that the mains voltage is the same as
that of your machine, indicated on the techni-
cal data plate. Your electrical system must be
constructed by qualifi ed technicians capable of
working in accordance with the requirements
of the regulations in force (earth connection,
fuses, diff erential security breaker, etc).
In case of failure to comply with one of the
regulations stated above, the manufacturer
declines all responsibility for the staff and
provides no warranty.
IMPORTANT: Regarding three-phase motors,
pay attention to the connection of the elec-
tric cable to the plug (see electric diagram).
START-UP
Switch on the machine by pressing the switch
(ref. 1, pos.4) and leave it to run for a few min-
utes to eliminate any dirt and air bubbles from
the water circuit, then switch it off , connect the
high pressure line to the spray gun and fi t the
spray rod . Make sure that the detergent regula-
tor is in the closed position.
When the machine is running again, check that
the jet is even; otherwise, clean the nozzle to
remove any dirt. Wait a few seconds for the op-
erating pressure to be reached, then operate
the gun for two or three short bursts.
> LANCE ASSEMBLY
To fi t the lance to the gun, it is suffi cient to in-
sert the threaded end of the lance into the hole
on the gun ; then screw the lance as shown by
22
the arrow until the connection is tight.
>

DETERGENT SUCTION

Fill up the detergent tank (not included) with
the suggested products, suitable for the kind of
washing to be carried out (ref. 1C, pos. 8).
CAUTION: Make use only of liquid deter-
gent, do not absolutely use acid or too
much alkaline products. We suggest you
to make use of our products, which have
been studied for the use with washer ma-
chines.
CAUTION: For proper use of the tank, do
not introduce fl ammable or chemically
harsh substances.
The adjusting head allow you to select water jet
at low and high pressure. Pressure can be ad-
justed by acting on nozzle knob . The selection
of low or high pressure shall be carried out with
gun in closed position. The detergent suction
is automatic when the adjusting head of the
lance is positioned for low pressure operation.
When you start the machine, the mixing of the
detergent with the water is automatic at the
water passage.
> APPLIANCES PROVIDED WITH THERMAL
VALVE (OPTIONAL)
This device enables the machine's by-pass op-
eration through automatic water discharge
whenever it reaches a temperature of nearly
60°C and cooling working components.
CAUTION: appliances that are not pro-
vided with this disposal must not oper-
ate for more than 2 minutes with released
gun. Recycled water raises its temperature
remarkably causing great damages to the
pump.
> GUN SAFETY DEVICE
Whenever the machine has to be stopped, it is
important to engage the safety catch on the
EN