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A condensing boiler achieves high efficiency by condensing t…

A condensing boiler achieves high efficiency by condensing the vapor in exhaust gases and recovering its latent heat of vaporization.

Published April 29, 2021
Categorized as Uncategorized

If combustion is not complete before gases come in contact w…

If combustion is not complete before gases come in contact with a heating surface, the gases will cool and create soot and smoke.

Published April 29, 2021
Categorized as Uncategorized

A(n) ___ valve is the valve used to cut a boiler in on-line…

A(n) ___ valve is the valve used to cut a boiler in on-line or take a boiler off-line.

Published April 29, 2021
Categorized as Uncategorized

The two types of low water fuel cutoffs normally used on hot…

The two types of low water fuel cutoffs normally used on hot water boilers are the ___-type and the probe-type cutoffs.

Published April 29, 2021
Categorized as Uncategorized

Accidents that occur must be reported regardless of the natu…

Accidents that occur must be reported regardless of the nature.

Published April 29, 2021
Categorized as Uncategorized

Return steam traps are commonly found in modern boiler plant…

Return steam traps are commonly found in modern boiler plants.

Published April 29, 2021
Categorized as Uncategorized

A ___ valve protects a fuel oil pump from excessive pressure…

A ___ valve protects a fuel oil pump from excessive pressure by discharging fuel oil through the return line to the fuel oil tank.

Published April 29, 2021
Categorized as Uncategorized

Accidents that occur must be reported regardless of the natu…

Accidents that occur must be reported regardless of the nature.

Published April 29, 2021
Categorized as Uncategorized

In a high pressure gas burner, the gas mixes with the air on…

In a high pressure gas burner, the gas mixes with the air on the inside of the ___.

Published April 29, 2021
Categorized as Uncategorized

A ___ valve protects a fuel oil pump from excessive pressure…

A ___ valve protects a fuel oil pump from excessive pressure by discharging fuel oil through the return line to the fuel oil tank.

Published April 29, 2021
Categorized as Uncategorized

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