Boiler Exam Sample Questions with
Correct Answers 100% Pass
Which 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
Correct Answers 100% Pass
Which 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
