Effectivity: 914 Series BRP-Powertrain page 4-4
OM Edition 2 / Rev. 0 April 01/2010
d05037.fm
4.4) Caution lamps
4.4.1) Red boost lamp of TCU permanently illuminating
Red boost lamp
permanently illu-
minating
In case of exceeding the max. admissible boost pressure, this has
to be recorded by the pilot in the logbook, stating the duration and
exact time of exceeding of limits.
4.4.2) Red boost lamp of TCU blinking
Red boost lamp
blinking
In case of exceeding the “take-off“ time limits, this has to be re-
corded by the pilot in the logbook, stating the duration and exact
time of exceeding of limits.
The boost pressure will not be reduced auto-
matically.
Possible cause Remedy
The maximum admissible boost
pressure was exceeded.
Reduce speed and boost pressure
manually to be within the operating
limits.
Limited flying operation, as boost
pressure control may be unavailable
or insufficiently.
The boost pressure will not be reduced auto-
matically.
Possible cause Remedy
The maximum “take-off“ time lim-
itation was exceeded.
Reduce speed and boost pressure at
least to maximum continuous speed.
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