Author: Anonymous

___ -pipe systems are used when different parts of a system require heating and cooling simultaneously.

Makeup water is always added from a city water supply line with a manual makeup water system.

Makeup water is always added from a city water supply line with a manual makeup water system.

The condensate must be removed from a heat exchanger to allow more steam to enter.

The condensate must be removed from a heat exchanger to allow more steam to enter.

Air used to atomize fuel oil is primary air.

Natural draft is regulated using ___ to control the flow of gases of combustion into a stack.

The amount of energy required to raise the temperature of 1 lb of water 1°F is 1 ___.

A boiler is given a bottom blowdown to ___.

In a direct-expansion system, the condenser can be a shell-and-coil, a shell-and-tube, or a tube-in-tube heat exchanger.