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WARNING
Pumped fluids harmful to health.
Dangerous for people and the environment!
Pumping stations used to discharge fluids that may be harmful to health must be decontaminated.
If necessary, wear a mask and protective clothing.
9. MAINTENANCE
WARNING
Work performed on the pumping station by unqualified staff.
Risk of injury!
Repairs and maintenance must be performed by specially trained staff.
Observe the safety and basic instructions.
WARNING
Pumped fluids harmful to health.
Dangerous for people and the environment!
Pumping stations used to discharge fluids that may be harmful to health must be decontaminated.
If necessary, wear a mask and protective clothing.
9.1 GENERAL INFORMATIONS
WARNING
Work on the pumping station without adequate preparation.
Risk of injury!
Properly stop the pumping station and secure it against inadvertent operation.
Close the inlet and discharge valves.
Drain the pumping station.
Close any auxiliary connections.
Allow the pumping station to cool to room temperature.
In accordance with EN 12056-4, pumping stations must be maintained and repaired to ensure the proper disposal of
wastewater and to detect and eliminate malfunctions at an early stage.
The proper functioning of pumping stations must be checked by the user once a month by observing at least two opera-
ting cycles.
The inside of the tank should be checked from time to time and deposits, especially around the level sensor, should be
removed, if necessary.
In accordance with EN 12056-4, maintenance of the pumping station must be performed by qualified staff. The following
intervals should not be exceeded:
• 3 months for pumping stations for industrial use;
• 6 months for pumping stations for small communities;
• 1 year for domestic pumping stations.
9.2 INSPECTION AND MAINTENANCE
Any maintenance performed on the Sanifos® pumping station must be carried out by qualified personnel.
It is advisable for the user of the Sanifos® pumping station to enter into a maintenance contract at the time of commissio-
ning.
If this is not the case, contact the SFA technical service for any maintenance work on the Sanifos® pumping station.
Checklist for inspection/maintenance:
• Remove the cover from the station.
• Check the seal on the tank.
• Clean the tank, motor and float with a high-pressure cleaner.
• Fill the tank until the pump starts.
• Once the pump starts, part of the water is drained.
• After the pump stops, switch off the system.
• Close the supply valves and the shut-off valve (not supplied on Sanifos® 110).
• Drain the rest of the water in the tank by means of a water suction device or other pumping method.
• With the valve closed, unscrew the fitting (bottom of tank on Sanifos® 110) which connects the pipework to the pump
body.
• Remove the pump from the tank (using the chain on Sanifos® 280, Sanifos® 610 and Sanifos® 1300).
• Check the general condition of the pump, electrical cables, float (switching on, tripping) and the blade. Contact SFA
Technical Service if a replacement element is faulty.
• Clean and check for the correct functioning of the non-return valve.
• Lower the pump back into the tank.
• Screw the fitting back onto the pipe.
• Open the valves.
• Power on again.
• Perform several switching on/switching off tests using the water points.
• Screw the cover then the safety screw.
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