BOILER FEED PUMP OPERATING INSTRUCTION
PREPARATION FOR STARTING Check the Deaerator is filled to normal working level. Check that the control air and electrical supply are available for the instrumentation, leak-off equipment and valve. Check that the recirculation valve and isolating valve are open. Check that all the instrumentation tapping points and isolating valve are open and that all drains equalizing valves are shut. Open feed pump drive end and non-drive end mechanical seal cooler circulation water inlet and outlet isolating valve. Check that the pump set discharge isolating valve is open. Crack open the pump set suction isolating valve. Open the booster stage air vent valve and vent any trapped air or gases from the pump casing. Shut the booster pump air vent valve when water issues freely from it. Note the interconnecting pipework and the boiler feed pump discharge pipework should also be primed and vented. Vent the feed pump mechanical and the cooler Fully open the pump set suction valve. Ensure that the clarifi