Rotax 914 series Maintenance Manual page 88

3.14) Red boost lamp of the boost pressure control is flashing
If the red boost lamp flashes, this indicates that the time limit for the 5-
General note
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.
The following checks must be carried out:
Checks
Step
1
Step
1
Step
1
2
3
Step
1
Effectivity: 914 Series
Edition 2 / Rev. 0
BRP-Powertrain
MAINTENANCE MANUAL
Red boost lamp lights is flashing
Check wiring. See 12-20-00 section: 16.1).
NOTE:
Red boost lamp lights is flashing
Limit exceeded for up to 1 min.
No immediate checks are necessary as long as no further operating limits
have been exceeded.
If values have fallen below or exceeded further operat-
NOTICE
WARNUNG
ing limits, the corresponding checks must be also be
carried out.
Red boost lamp lights is flashing
Limit exceeded for 1 to 3 min.
Visual inspection of the engine. See chap. 12-20-00 section: 3).
Check the spark plugs. See chap. 12-20-00 section: 16.2).
Check compression pressure. See chap. 12-20-00 section: 5).
Red boost lamp lights is flashing
Limit exceeded for over 3 min.
Inspection of the
- Pistons
- Cylinders
- Valves
- Cylinder heads
is necessary.
Procedure
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
Procedure
Procedure
Procedure
05-50-00
page 24
January 01/2010