d02877.fm
MAINTENANCE MANUAL
BRP-Powertrain
Effectivity: 912 Series
Edition 2 / Rev. 0
05-50-00
page 10
October 01/2009
3.3) Exceeding of max. admissible engine RPM
General note NOTES: Any exceeding of the max. admissible engine RPM must
be entered by the pilot into the engine log book stating du-
ration extent of overspeeding and pertinent detail.
up to 6200 rpm
max. 1 min.
If the limit was exceeded for max. 1 minute up to 6200 rpm
max. 6200 rpm
more than 1 min.
If the limit was exceeded for more than 1 minute
more than 6200
rpm
If the speed of 6200 rpm was exceeded
Step Procedure
1 Check that the push-rods are straight.
Step Procedure
1 The whole engine must be inspected, repaired or overhauled in accor-
dance with the BRP-Powertrain instructions for continued airworthiness.
2 Check that the push-rods are straight.
3 Inspect the crankshaft for out-of-roundness. See chapter 72-00-00 section
3.9) of the Heavy Maintenance Manual).
4 Inspect all systems for correct functioning.
5 Detailed inspection of affected engine components.
Step Procedure
1 The whole engine must be inspected, repaired or overhauled in accor-
dance with the BRP-Powertrain instructions for continued airworthiness.
2 Check that the push-rods are straight.
3 Replace the crankshaft.
4 Inspect all systems for correct functioning.
5 Detailed inspection of affected engine components.
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