Lavorwash NPX Manual Del Usuario página 27

which the operative components may be subjected.
Repairs under this guarantee include replacement of
defective parts, exclusive of packing and postage/car-
riage. The warranty shall not cover replacement of the
machine or extension of the guarantee resulting from a
breakdown. The manufacturer declines all responsibi-
lity for damage to persons or property caused by bad
installation or incorrect use of the machine.
WARNING! Failures, such as clogged nozzles, valves
and mechanism blocked due to limestones, damaged
pressure cleaner accessories (like kinked high pressure
hose) and/or appliances normally working without any
defects ARE NOT COVERED BY THE WARRANTY.
> DISPOSAL
As the owner of electrical or electronic
equipment, the law (in accordance with the EU
Directive 2012/19/EU n waste from electrical and
electronic equipment and the national laws of the
EU Member States that have implemented this Directive)
prohibits you from disposing of this product or its electri-
cal / electronic accessories as municipal solid waste and
obliges you to make use of the appropriate waste collec-
tion facilities.
The product can be disposed of by returning it to the distri-
butor when a new product is purchased. The new product
must be equivalent to that being disposed of.
Disposing of the product in the environment can cause
great harm to the environment itself and human health.
The symbol in the figure indicates the urban wa-
ste containers and it is strictly prohibited to di-
spose of the equipment in these containers. Non-
compliance with the regulations stipulated in the
Directive 2012/19/EU and the decrees implemented in the
various EU Member States is administratively punishable.
TROUBLESHOOTING
Before doing any work on the machine, disconnect the
electricity and water supplies and discharge the pres-
sure. Proceed systematically to identify Faults following
the chart below; if you are still unable to eliminate the
problem, call in the Authorized After-Sales Service.
Fault When the main switch is turned on the
machine does not start
Cause - Plug not properly connected.
- Connection panel fuses are burnt out.
Repair - Carefully check the plug and the electric cable.
- Check them and replace them.
Fault The motor hums but does not start
Cause
- A phase is missing (in three phase models).
- Lows voltage.
- High pressure pump is blocked.
Repair - Contact an authorised service centre.
- Contact an authorised service centre.
- Contact an authorised service centre.
Fault The motor stops suddenly or after a
while
Cause - The motor-protecting switch is on beCause
of insufficient mains voltage.
Repair - Check the value of the mains voltage.
- Contact an authorised service centre.
Fault When the lance is turned on pressure
values decrease and increase
Cause - The nozzle is either clogged or deformed.
- Either boiler coil or lance are clogged with
limestone.
Repair - Either clean it or replace it.
- Descaling.
Fault To much vibrations at the delivery
Cause - The pressure tank is run down.
- The valve are worn out or dirty.
Repair - Check the pressure in the tank.
- Check and/or replace.
Fault The pump does not reach the fixed pressures
Cause - The pump sucks air.
- The valves are worn out.
- The setting valve area is worn out.
- The nozzle is unsuitable or worn out.
- The seals are worn out.
Repair - Check the suction pipes.
- Check and/or replace.
- Contact an authorised service centre.
- Contact an authorised service centre.
Fault Irregular pressure fluctuations
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