Rotax 914 series, Maintenance Manual

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45
27.
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MAINTENANCE MANUAL
BRP-Powertrain
Effectivity: 914 Series
Edition 2 / Rev. 0
05-50-00
page 24
January 01/2010
3.14) Red boost lamp of the boost pressure control is flashing
General note
If the red boost lamp flashes, this indicates that the time limit for the 5-
minute take-off performance limit has been exceeded.
Depending on how long the limit has been exceeded, increased wear as a
result of thermal overload can be expected at cylinders, valves and spark
plugs.
Checks
The following checks must be carried out:
Red boost lamp lights is flashing
Step Procedure
1 Check wiring. See 12-20-00 section: 16.1) .
NOTE: If no mechanical damage is detected during the visual in-
spection, check the boost pressure control. See chap. 76-
00-00 of the Heavy Maintenance Manual
Red boost lamp lights is flashing
Limit exceeded for up to 1 min.
Step Procedure
1 No immediate checks are necessary as long as no further operating limits
have been exceeded.

WARNUNG
NOTICE
If values have fallen below or exceeded further operat-
ing limits, the corresponding checks must be also be
carried out.
Red boost lamp lights is flashing
Limit exceeded for 1 to 3 min.
Step Procedure
1 Visual inspection of the engine. See chap. 12-20-00 section: 3) .
2 Check the spark plugs. See chap. 12-20-00 section: 16.2) .
3 Check compression pressure. See chap. 12-20-00 section: 5) .
Red boost lamp lights is flashing
Limit exceeded for over 3 min.
Step Procedure
1 Inspection of the
- Pistons
- Cylinders
- Valves
- Cylinder heads
is necessary.