Boiler alarms and trips

Functions	Audible and Visual	Actions
1) Low water level	Alarm
2) Low low water level	Alarm and Trip	Burner stop
3)High water level	Alarm
4) High high water level	Alarm and Trip	Feed water pump stop
5) Low steam pressure	Alarm
6) High steam pressure	Alarm and Trip	Burner stop
7) Low feed-water pressure	Alarm	Stand-by pump start
8) Low fuel oil pressure	Alarm	Stand-by pump start
9) Low fuel oil temperature	Alarm
10) High fuel oil temperature	Alarm
11) Low combustion air pressure	Alarm and Trip	Burner stop
12) Low atomizing steam pressure	Alarm and Trip	Burner stop
13) Flame failure	Alarm and Trip	Burner stop
14) Burner not in firing position	Alarm and Trip	Burner stop