Some compression tanks are equipped with a ___ for determining the compression tank water level.

Some compression tanks are equipped with a ___ for determining the compression tank water level.

A hot water heating system is isolated from the makeup water supply line by a ___.

In addition to safety valves, four other types of valves are sometimes used on boilers to prevent overpressure.

During bottom blowdown, the boiler operator should hold the valve handle until the valve closes.

Heating units are designed to minimize heat loss from a building space.

In addition to safety valves, four other types of valves are sometimes used on boilers to prevent overpressure.

A solution with a pH greater than ___ is alkaline.

The combination gas/fuel oil burner has in integral gas burner that allows quick changeover from one fuel to another.

Bypass feeders are commonly used on larger boilers in plants where the load varies and makeup water demand is high.