Author: Anonymous

Run period is the period after ignition trials but before the operating set point is reached while the main burner is firing.

The ___ of fuel oil is the temperature at which fuel oil gives off vapor that flashes when exposed to an open flame.

Steam allowed to enter the Bourdon tube of a pressure gauge can result in a false reading and/or cause damage from warping.

Hot water heating systems transfer heat by circulating heated water to and from a building space.

During a boiler inspection, the main steam stop valve is ___.

A boiler is an open metal container in which water is heated to produce steam or heated water.

During a boiler inspection, the main steam stop valve is ___.

Steam allowed to enter the Bourdon tube of a pressure gauge can result in a false reading and/or cause damage from warping.

When water and sulfur combine, they react to form ___, which corrodes boiler metal.

A pressure-reducing valve is set to reduce water pressures to ___ psi.