Boiler Exam sample questions well answers graded A+ 2023/2024

Boiler Exam sample questionsWhich valve is between the boiler and the return pump - correct answer check valve what is the function of the check valve - correct answer prevent the water from returning to the condensation tank from the boiler after the pump shuts off four safety features required on the steam boiler are - correct answer safety relief valve, blow-down valve, low water cut-off, and pressure gauge safety relief valves should be set by - correct answer qualified safety valve technician which pressure in considered to be that of a low-pressure boiler - correct answer 0-15 PSI MAWP what could happen if a steam valve is opened quickly - correct answer water could be siphoned out of the boiler causing damage to boiler and steam lines why are steam lines insulated - correct answer to prevent heat loss during steam transfer what operating pressure indicated a high-pressure boiler - correct answer 16 PSI and above a steam valve should be opened slowly true or false - correct answer true improper mixtures of gas and air causes soot in boiler flues true or false - correct answer true what is a water injector - correct answer a mechanical device for forcing water into a boiler against high pressures what is the purpose of a baffle wall in a boiler - correct answer to distribute