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Maintenance of pressure groups in buildings:
According to the C.T.E .:
Article 13.4 Basic requirement HS 4: Water supply
"The buildings will have adequate means to supply the hygienic equipment provided with water suitable for consumption in a sustainable manner, providing sufficient flows for its operation,
without altering the properties of fitness for consumption and preventing possible returns that may contaminate the network, incorporating means that allow water saving and control. ”
Section HS4 Water supply, page 3, section 2.1.4
“Except in isolated and semi-detached houses, the elements and equipment of the installation that require it, such as the pressure group, the water treatment systems or the meters, must be installed in premises whose dimensions are sufficient for it to be carried out. their maintenance properly. ”Many installations need a pressure group, because the water pressure and its network flow are insufficient to supply all the houses in the building. The pressure group constitutes a water supply system. You can also have an accumulator or reserve deposit.
Many installations need a pressure group, because the water pressure and its network flow are insufficient to supply all the houses in the building. The pressure group constitutes a water supply system. You can also have an accumulator or reserve deposit.
Use, Conservation and Maintenance:
- The air injector will not be disassembled or the unions or couplings will be loosened. The regulation of automatic controls will not be modified.
- The group will never work without water in the well or reservoir. If there is no water, the pressure tank will be completely emptied and the air will be adjusted and set-up.
- Do not slam shut the stopcocks.
- It is recommended that maintenance be carried out by specialized companies that, among other tasks, will have to:
Observe and verify the air pressure inside the pressure tank.
Replacement of the air chamber if necessary.
Check all kinds of abnormal noises that hinder the operation of the pumps.
Check all kinds of water leaks or leaks.
Observe if there is a blank in contactors.
Actuate the tank filling system
Check the programmer clock and the automatic bypass solenoid valve.
Verify that the system is protected by lack of water.
Check and verify check valves.
Check start and stop pressures
Check the intensity absorbed by the motors.