H0590700.B - EN - 2016-08
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❹ Maintenance
4.1 I Winterizing
•
If there is a risk of frost, the fi lter must be winterized. If the fi lter freezes, severe damage may
be caused and the warranty invalidated.
•
Drain the fi lter (see para. "4.2.2 Drain the fi lter") and the hydraulic circuit (pump, pipework), following the
manufacturer's instructi ons.
•
If necessary, cover the equipment with a tarpaulin to protect it against the weather.
4.2 I Maintenance
• It is recommended that the equipment is fully serviced at least once a year to ensure proper
operati on, maintain performance levels and possibly prevent potenti al failures. These
operati ons are carried out by a technician and are chargeable.
4.2.1 User maintenance
•
Clean the outside of the equipment; do not use solvent-based products.
•
Check the fi lter pressure and the conditi on of the pressure gauge and the air release once a week (clean the fi lter
cartridge; see para. "4.2.3 Cleaning or replacing the fi lter cartridge").
•
Remove debris from the pump's pre-fi lter basket (see pump manual).
•
Check that there are no leaks in the hydraulic circuit.
4.2.2 Drain the fi lter
•
Switch off the fi lter pump.
•
Close the isolati on valves on the sucti on and discharge.
•
Open the air fi lter bleed.
•
Drain the fi lter by unscrewing the drain plug and opening the drain valve, where necessary.
•
Replace the drain plug or close the drain valve, once the fi lter is empty of water.
•
For return to service, see para. "3.2 I Operati on".