Lavorwash COLUMBIA LP, Manual, Page: 21 / 124

Repair • Check that the delivery rate is
30% higher than the value stated
on the appliance’s technical data
plate.
• Remove and clean the filter.
• Contact an authorised service
centre.
• Increase the pressure by
screwing in the pressure regula-
tor knob.
• Replace the nozzle.
Fault
Fluctuating pressure
Cause • The nozzle is either clogged or
deformed.
• Suction/delivery valves are
clogged or worn out.
• Worn gaskets.
• Pressure regulator valve gas-
kets worn.
• The filter is dirty.
Repair • Dismantle the lance and clean
the nozzle with
the pin provided.
Contact an authorised serv-
ice centre.
Contact an authorised serv-
ice centre.
Contact an authorised serv-
ice centre.
Remove and clean the filter.
Fault
Water leak from appliance
Cause • Water leaking from the pump.
• Leaks from hose reel (if
present).
• Leaks from pressure regulator
valve.
• Leaks from water unions.
Repair • Contact an authorised service
centre.
• Tighten the unions; if the prob-
lem persists, contact an author-
ised service centre.
• Contact an authorised service
centre.
• Tighten the unions; if the prob-
lem persists, contact an author-
ised service centre.
Fault
Abnormal noise
Cause • Suction/delivery valves are
clogged or worn out.
• Worn bearings.
• The filter is dirty.
• Extreme water temperature.
Repair • Contact an authorised service
centre.
• Contact an authorised service
centre.
• Remove and clean the filter.
• Bring the temperature under
50°.
Fault
Water is in the oil
Cause • O-rings (water and oil) are
worn out.
Repair • Contact an authorised service
centre.
> REPAIRS - SPARE PARTS
For any problems not mentioned in this manual, or if
the machine breaks down, you are urged to contact
an Authorized After-Sales Service for the relative
repair or for any replacement of components with
original spare parts. Use exclusively original replace-
ment parts.
> WARRANTY CONDITIONS
All our machines are subjected to strict tests
and are covered against manufacturing de-
fects in accordance with applicable regula-
tions. The warranty is effective from the date
of purchase.
The following are not included in the war-
ranty: - Parts subject to normal wear. - Rub-
ber parts, charcoal, filters and the accessories
and optional accessories. - Accidental damage,
caused by transport, neglect or inadequate
treatment, incorrect or improper use and in-
stallation failing - The warranty shall not cover
any cleaning operations to which the operative
components may be subjected, such as clog-
ged nozzles and filter blocked due to limesto-
nes.
EN
21