EDU message Fault condition Corrective action
BATT HOT Battery temperature
exceeding limits.
Switch battery off. Land
as soon as possible.
# 1 (# 2) ECU FAIL Critical hardware failure
of the engine control
unit.
Automatic reversion to
manual mode of the
control of the affected
engine.
Land as soon as practi-
cal (See pertinent para-
graph in this Section).
And only for helicopters equipped with emergency bus, also:
ELECTRICAL Failure of both genera-
tors.
See table ″ELECTRI-
CAL POWER FAIL-
URE (Helicopters
equipped with emer-
gency bus)″ in this Sec-
tion.
NOTE
When the ELECTRICAL warning message is activated, #
1and#2DCGENcautions are suppressed.
RFM A109E
E.A.S.A. Approved 3-8A/(3-8B blank)
Rev. 49
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