A modulating pressure control regulates the burner firing rate of high fire to low fire by sending an electrical signal that controls a modulating motor connected to a combustion equipment control linkage.
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Pipe-mounted circulating pumps are smaller pumps that are at…
Pipe-mounted circulating pumps are smaller pumps that are attached directly to the piping.
A modulating pressure control regulates the burner firing ra…
A modulating pressure control regulates the burner firing rate of high fire to low fire by sending an electrical signal that controls a modulating motor connected to a combustion equipment control linkage.
In a high pressure gas system, gas is supplied through a hig…
In a high pressure gas system, gas is supplied through a high pressure gas main at a higher pressure than that within a typical residential gas supply line.
Pipe-mounted circulating pumps are smaller pumps that are at…
Pipe-mounted circulating pumps are smaller pumps that are attached directly to the piping.
If the top line to a gauge glass is closed or clogged, the g…
If the top line to a gauge glass is closed or clogged, the glass will fill with water.
A(n) ___ system is a solid-state control system in which a b…
A(n) ___ system is a solid-state control system in which a building automation controller is wired directly to control devices.
A boil-out procedure is performed when a new boiler is insta…
A boil-out procedure is performed when a new boiler is installed or repaired.
A gas law relates to events that occur as heat is generated…
A gas law relates to events that occur as heat is generated by the combustion of a fuel and is used to produce steam or hot water in a boiler.
A(n) ___ system is a solid-state control system in which a b…
A(n) ___ system is a solid-state control system in which a building automation controller is wired directly to control devices.