Low Pressure Boiler Study Question and
answers.
Boiler water analysis - (correct answer) - The number of blowdowns required is determined by this analysis.
Vacuum Pump - (correct answer) - A ______ pump is a boiler accessory uses to draw condensate back from the
system by producing a negative pressure on the condensate return line.
Pitting - (correct answer) - Oxygen in the boiler water causes?
100,000 BTU - (correct answer) - A Therm is equivalent to ______ BTU.
Forced - (correct answer) - A __ draft fan is located before the furnace.
Surface Blowdown - (correct answer) - Impurities that increase the Surface tensión of boiler water are removed with
a _____ blowdown.
Reduce Water Turbulence - (correct answer) - The primary function of the water column on a low pressure boiler is
to_____ _____ ______?
Warming the boiler, Draining the boiler - (correct answer) - The boiler vent is opened when ___, _____?
Securing fuel to the burner - (correct answer) - A low water condition requiers ____ immediately.
Prevents heat transfer to boiler water - (correct answer) - Soot build up on heating surfaces____.
Oxygen is required for the combustion of fuel. - (correct answer) - True
A siphon is located between the boiler and steam pressure gauge to prevent water form entering the Bourdon tube. -
(correct answer) - False (Prevent steam from entering the bourdon tube)
At the NOWL, the gauge glass is approximately half full. - (correct answer) - True
A low water condition in the boiler can cause overheating of the tubes. - (correct answer) - True
City water does not require treatment for use in a boiler. - (correct answer) - False
Steam traps prevent the flow of condensate back to the feedwater pump. - (correct answer) - False
Clogged fuel oil strainers cause high suction readings. - (correct answer) - True
answers.
Boiler water analysis - (correct answer) - The number of blowdowns required is determined by this analysis.
Vacuum Pump - (correct answer) - A ______ pump is a boiler accessory uses to draw condensate back from the
system by producing a negative pressure on the condensate return line.
Pitting - (correct answer) - Oxygen in the boiler water causes?
100,000 BTU - (correct answer) - A Therm is equivalent to ______ BTU.
Forced - (correct answer) - A __ draft fan is located before the furnace.
Surface Blowdown - (correct answer) - Impurities that increase the Surface tensión of boiler water are removed with
a _____ blowdown.
Reduce Water Turbulence - (correct answer) - The primary function of the water column on a low pressure boiler is
to_____ _____ ______?
Warming the boiler, Draining the boiler - (correct answer) - The boiler vent is opened when ___, _____?
Securing fuel to the burner - (correct answer) - A low water condition requiers ____ immediately.
Prevents heat transfer to boiler water - (correct answer) - Soot build up on heating surfaces____.
Oxygen is required for the combustion of fuel. - (correct answer) - True
A siphon is located between the boiler and steam pressure gauge to prevent water form entering the Bourdon tube. -
(correct answer) - False (Prevent steam from entering the bourdon tube)
At the NOWL, the gauge glass is approximately half full. - (correct answer) - True
A low water condition in the boiler can cause overheating of the tubes. - (correct answer) - True
City water does not require treatment for use in a boiler. - (correct answer) - False
Steam traps prevent the flow of condensate back to the feedwater pump. - (correct answer) - False
Clogged fuel oil strainers cause high suction readings. - (correct answer) - True
