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Boiler water never discharges at the boiler temperature and pressure.

A low pressure boiler is a boiler that has an MAWP over 15 psi.

A high vacuum of 10″ or more on a suction pressure gauge indicates either cold fuel oil or dirty suction strainers.

A steam pressure gauge on a boiler is calibrated to read ___.

Either alkaline or acidic water can lead to a boiler explosion.

A solution with a pH of 0 is neutral.

When a circulating pump is not operating, the flow control valve closes to prevent natural circulation.

Complete combustion is combustion that occurs when all fuel is burned with a minimum amount of excess air remaining.

Gear pumps are widely used positive-displacement pumps because of their simple design and ease of repair.

When a circulating pump is not operating, the flow control valve closes to prevent natural circulation.