Low pressure boilers qa - Study guides, Class notes & Summaries

To increase efficiency of the boiler, - Answer-the heating surface is increased ____ causes false water level readings in the gauge glass - Answer-foaming A ____ pump returns condensate from the system back to the boiler - Answer-vacuum A ___ valve allows the flow of water in one direction only - Answer-check A _____ after each heating unit allows condensate to pass through to the return line - Answer-steam trap Water is supplied to the condensate return tank by the ____ pump - An...