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