Engine Start & Ignition Panel
ENG MASTER Switches 1 & 2
ON - LP fuel valve opens, provided the ENG FIRE switch is in.
During and automatic start, the HP fuel valve opens, provided the ENG MODE selector is at IGN/START.
During a manual start, the HP fuel valve opens, provided the ENG MODE selector is at IGN/START and the ENG MAN START switch is ON.
OFF - Closes the HP and LP fuel valves. Resets both channels of the FADEC.
ENG Mode Selector
NORM - Continuous ignition A + B is selected when the engine is running and one of the following is met:
FLEX or TO/GA thrust is selected on the ground TO/GA thrust is selected in flight ENG ANTI ICE switch is ON Engine surge or stall occurs in flight FLAPS lever position is other then "0" in flight
CRANK - The start valve opens provided the ENG MAN START switch is ON and N2 is less than 10%. Ignition is not supplied.
IGN / START - Provides continuous ignition if the ENG MASTER switch is ON and N2 is at idle or greater.
During and automatic start, on airplanes placarded :EXTENDED DRY CRANK", expect ignition and fuel flow 50 seconds after ENG MASTER switch is selected ON.
On airplanes without the placard, expect ignition and fuel flow between approximately 15% and 20% N2.
During a manual start the HP fuel valve is open and ignition is selected when the ENG MASTER switch is selected ON.
Illuminates when the respective fire warning is activated and during engine fire test.
Illuminates amber in the event of an automatic start abort, or a disagreement between the HP fuel valve position of FADEC channel A and B.