MAINTENANCE
SCHEDULE
Monthly
CAUTION
• When working, the high pressure cleaner should not be too noisy and there should be no obvious
drips of water or oil underneath it. If this is the case have the machine checked by a Specialized
Technician.
Special maintenance must only be done by a Specialized T echnician, 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.
20
• Clean the detergent suction filter (10).
It is normally enough to put the filter under running water or blow it with
compressed air to clean it. In the most difficult cases use a scale remover or
replace it, contacting an authorised assistance centre to buy the new filter.
• Clean the nozzle.
It is normally enough to put the needle (29) supplied through the hole of the
nozzle to clean it. If the results are not good, replace the nozzle purchasing
it from an authorised assistance centre.
The professional fixed fan nozzle mounted on the nozzle holder heads (24)
can be replaced using a 14 mm box spanner (not supplied).
• Oil or grease the rotating or sliding parts the operator is able to reach (refer
also to the engine operating and maintenance manual).
• Check soundness of the water inlet and outlet circuits.
• Check tyre inflation pressure.
• Check clamping of the pump to the engine and the engine to the frame.
If clamping is found to be insecure do not, under any circumstances, use
the high pressure cleaner and contact a Specialized Technician.
SPECIAL MAINTENANCE
• Change pump oil.
• Check the pump's hydraulic circuit.
• Check pump and engine clamping.
• Change pump oil.
• Check the pump suction/delivery valves.
• Check tightness of pump screws.
• Check the pump regulation valve.
• Check the safety devices.
JOB
JOB