ENGINE FAILURES
FAILURE OF ONE ENGINE
INDICATIONS:
EDU1 : ENG OUT warning message
displayed and vocal alarm
«ENGINE OUT» activated
when N1 below 35% and/or N1
decreasing more than 20% per
second.
Engine power turbine speed (N2) : Rapidly decreasing.
Torque : Rapidly decreasing.
Engine temperature (TOT) : Rapidly decreasing.
PROCEDURE
Collective : Reduce as required to maintain
rotor RPM.
Airspeed : As required for single engine
flight.
CAUTION
Do not attempt to restart the engine if the cause of the failure has
not been ascertained.
NOTE
If the engine restart is to be attempted refer to ENGINE
RESTART IN FLIGHT procedure in this Section.
ENG MODE switch (affected engine)
: OFF (full counterclockwise).
Engine power lever (affected engine) : OFF (full aft).
RFM A109E
R.A.I. Approved 3-19
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