Special Boilers Licensing Test Exam Questions With Verified Answers

Special Boilers Licensing Test Exam Questions With Verified Answers The number of blowdowns required is determined by_____________. - answerboiler water analysis A ____________ pump is a boiler accessory used to draw condensate back from the system by producing a negative pressure on the condensate return lines. - answervacuum Oxygen in the boiler water causes ________. - answerpitting A therm is equivalent to _________ Btu. - answer100,000 A(n) _________ draft fan is located before the furnace. - answerforced Impurities that increase the surface tension of boiler water are removed with a __________ blowdown. - answersurface The primary function of the water column on a low pressure boiler is to ____________. - answerreduce water turbulence The boiler vent is opened when____________. - answerwarming and draining the boiler A low water condition requires ______________ immediately. - answersecuring fuel to the burner Soot buildup on heating surfaces __________. - answerprevents heat transfer to boiler water Oxygen is required for the combustion of fuel. - answerTrue A siphon is located between the boiler and steam pressure gauge to prevent water from entering the Bourdon tube. - answerFalse At the NOWL, the gauge glass is approximately half full. - answerTrue A low water condition in the boiler can cause overheating of the tubes. - answerTrue City water does not require treatment for use in boilers. - answerFalse Steam traps prevent the flow of condensate back to the feed-water pumps. - answerFalse Clogged fuel oil strainers cause high suction readings. - answerTrue