Special Maintenance - Lavorwash THERMIC 2W / PRO Notice Technique - Utilisation Et Entretien

Special maintenance must only be done by a Specialized Technician, complying with the following table.
Also remember to carry out the special maintenance jobs listed in the engine operating and maintenance
manual.
MAINTENANCE
SCHEDULE
After the first 50 hours of
operation
Every 200 hours
Every 500 hours
CAUTION
• The data given in the table are approximate. It might be necessary to carry out maintenance more
frequently in the case of particularly heavy work.
PROBLEMS
The engine does not start or
there is a malfunction with it
or it stops while working.
The high pressure cleaner is
vibrating a lot and is noisy.
The high pressure cleaner fails
to reach maximum pressure.
22

SPECIAL MAINTENANCE

• Change pump oil.
• Check the pump's hydraulic circuit.
• Check pump and engine clamping.
• Change pump oil and gearbox oil.
• Check the pump suction/delivery valves.
• Check tightness of pump screws.
• Check the pump regulation valve.
• Check the safety devices.
TROUBLESHOOTING
CAUSES
Refer to the engine operating and
maintenance manual.
The water inlet filter (39) is dirty.
Air suction.
Not enough water is being supplied
or priming depth is excessive.
The regulation valve is set for a
pressure lower than the maximum
one
The nozzle holder head (24) is in
the low pressure position (Fig. 3 –
Position a) .
The nozzle is worn.
Not enough water is being supplied
or priming depth is excessive.
JOB
REMEDIES
Refer to the engine operating and
maintenance manual after having made
sure there is fuel in the tank.
Follow the instructions given in the
"r M
outine aintenanCe
Check soundness of the suction circuit.
Make sure the tap is fully open and that the
mains flow rate or priming depth conform
to what is specified in the "s
" paragraph.
and teChniCal data
Turn the pressure regulating knob (17)
clockwise.
Proceed as explained in Fig. 3 - Position b.
Replace the nozzle as explained in the
"r M
outine aintenanCe
Make sure the tap is fully open and that the
mains flow rate or priming depth conform
to what is specified in the "s
" paragraph.
and teChniCal data
(continues on the next page)
" paragraph.
peCiFiCations
" paragraph.
peCiFiCations