Rotax 914 series Maintenance Manual page 89

3.15) Orange caution lamp of the boost pressure control is flashing
General note
NOTES:
If the orange lamp flashes, this indicates an operating or functional fault
Orange lamp
flashes
of the turbo control unit or related components.
In the event of a fault, e.g. as a result of a circuit break, the TCU switches
Emergency val-
ues
internally to the pre programmed "emergency values" or (default values),
to ensure continued operation of the engine.
The following checks must be carried out:
Checks
1
2
Effectivity: 914 Series
Edition 2 / Rev. 0
BRP-Powertrain
MAINTENANCE MANUAL
Danger of serious injury!
WARNING WARNUNG
The engine must not be put into operation until the
cause has been ascertained and the fault remedied.
If the permissible operating limits have been exceeded
NOTICE
WARNUNG
or values have fallen below the minimum, the corre-
sponding checks must be also be carried out.
If the lamp is not lit up, the boost pressure control is ready
for operation.
In this emergency program, monitoring of the respec-
NOTICE
WARNUNG
tive channel, e.g. overspeeding, is no longer possible.
Monitoring is inactive.
Orange caution lamp lights is flashing
Step
Visual inspection of the engine, in particular
- Turbocharger
- Air intake system
Check wiring. See 12-20-00 section: 16.1).
NOTE:
Procedure
If no mechanical damage is detected during the visual
inspection, check the boost pressure control. See chap.
76-00-00 of the Heavy Maintenance Manual.
05-50-00
page 25
January 01/2010