Low Pressure Boilers, Fuel System Questions and Correct Answers the Latest Update
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Course
Low PSI Oil Burner Operator
Institution
Low PSI Oil Burner Operator
When burning No.6 fuel oil, the strainers should be cleaned at least once every
_____ hours.
24
When cleaning a fuel oil strainer, the ____ must be carefully replaced to prevent
air from entering the system.
gasket
The ____ pump draws fuel oil from the fuel oil tank.
fuel oil
The _____...
Low Pressure Boilers, Fuel System
Questions and Correct Answers the
Latest Update
When burning No.6 fuel oil, the strainers should be cleaned at least once every
_____ hours.
✓ 24
When cleaning a fuel oil strainer, the ____ must be carefully replaced to prevent
air from entering the system.
✓ gasket
The ____ pump draws fuel oil from the fuel oil tank.
✓ fuel oil
The _____ valve protects the fuel lines and pump from excessive pressure.
✓ relief
A high vacuum on fuel oil suction gauge normally indicates ________ .
✓ cold fuel or a dirty strainer
Fuel oil burners are designed to provide fuel oil to the furnace in a ______ .
The rotary cup burner uses ______ to atomize the fuel oil.
✓ a spinning cup and high velocity air
In a low pressure gas burner, gas is mixed with air in the ____________ .
✓ mixing chamber before the burner register
In a high pressure gas burner, the gas mixes with the air on the inside of the
________ .
✓ burner
A ____ is a narrowed portion of the tube.
✓ venturi
On a low pressure gas system, the manual reset cannot be opened until the
_________ .
✓ pilot is lit
________ coal is a hard coal.
✓ Anthracite
In a high pressure gas system, the plant pressure ________ valve reduces gas
pressure to the line pressure used in the system.
✓ regulating
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