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Range Statement
Performance Evidence
The candidate must provide evidence that they can:follow plans, charts and instructionshandle materials safelyidentify and respond to operational problemsmatch pump output and flow rate to pipe diametermonitor the performance of valvesopen and close valvesorganise equipment and materials for installation workperform work-related calculationsposition pumps and valvesprime and operate pumpsset out and prepare the siteuse power tools and hand toolsweld in both poly and steel
Knowledge Evidence
advantages and disadvantages of each pump typeautomatic pump switches including timers, pressure switches, irrigation controllers and flow switchesbasic principles of hydraulics (flow vs. pressure), energy loss due to frictioncharacteristics and application of different valves, pipes and fittings including fixing and joining techniques and methodsdischarge and flow ratesimpellers, rotors, statorsinstallation procedures for irrigation pumpsproperties of water including pressure and flow ratespump components and their principles of operationpump gauges and controlspump performance and pressure testingservicing requirements for pumpstypes of pumps and their application in irrigation, such as centrifugal, vertical turbine, submersible and propellertypes of valvestypes suitable as booster and floating pumps