Getting water where it is needed.
WHAT A SYSTEM TYPICALLY INCLUDES
Pump Rising main and pipework Control and protection Storage tank Distribution pipework Treatment, where fitted
WHAT PUMP SELECTION DEPENDS ON
Borehole yield Depth to water and pumping level Required flow Total head including friction Power available
WHY YIELD MATTERS MOST
A pump larger than the borehole yield draws it down and damages both.
WHAT OVERSIZING PRODUCES
Pump running dry, burnt motors and a collapsed borehole.
WHAT TO ESTABLISH
Yield before selecting the pump.
WHAT PROTECTION TO FIT
Dry-run protection Overload protection Correct control gear
WHY DRY-RUN PROTECTION
It is what prevents the commonest and most expensive failure.
WHAT POWER REQUIREMENTS TO ESTABLISH
Starting current Whether the supply and generator can support it
WHAT STORAGE PROVIDES
Buffer against supply and power interruption.
WHAT TO ESTABLISH
Capacity sufficient for a day, at minimum.
WHAT TANKS REQUIRE
Secure support adequate for the filled weight Covers preventing contamination Cleaning access Overflow arrangements
WHY SUPPORT SPECIFICALLY
Filled tanks are extremely heavy and collapsing stands cause serious injury.
WHAT TO ESTABLISH ABOUT TANK CLEANING
A schedule, explained to the customer.
WHY
Neglected tanks contaminate the supply.
WHAT TO TEST AT HANDOVER
Flow, pressure and protection operation.
WHAT TO PROVIDE
Documentation, operating instructions and maintenance requirements.
