The boiler vent should be open when filling a boiler with water.
The operating range of a boiler is controlled by a(n) ___.
The operating range of a boiler is controlled by a(n) ___.
Boiler water never discharges at the boiler temperature and…
Boiler water never discharges at the boiler temperature and pressure.
Heavy fuel oils are relatively easy to pump and atomize for…
Heavy fuel oils are relatively easy to pump and atomize for burning.
Steam is the vapor that forms when water is heated to its bo…
Steam is the vapor that forms when water is heated to its boiling point.
A ___ is a device that measures draft by comparing pressures…
A ___ is a device that measures draft by comparing pressures at two locations with a U-tube or inclined tube gauge.
Boiler water never discharges at the boiler temperature and…
Boiler water never discharges at the boiler temperature and pressure.
Steam is the vapor that forms when water is heated to its bo…
Steam is the vapor that forms when water is heated to its boiling point.
A steam pressure gauge on a boiler is calibrated to read ___…
A steam pressure gauge on a boiler is calibrated to read ___.
A high vacuum of 10″ or more on a suction pressure gauge ind…
A high vacuum of 10″ or more on a suction pressure gauge indicates either cold fuel oil or dirty suction strainers.