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MAINTENANCE MANUAL
BRP-Powertrain
Effectivity: 912 i Series
Edition 1/Rev. 0
05-50-00
page 11
January 01/2012
3.5)
Exceeding of max. admissible engine RPM
General note
Read out the ECU data memory and check the data for details of
increased engine speed. Perform the corresponding inspections/repairs
depending on the functional defects found.
up to 6500 rpm
max. 1 min.
If the limit was exceeded for max. 1 minute up to 6500 rpm
max. 6500 rpm
more than 1 min.
If the limit was exceeded for more than 1 minute
more than 6500
rpm
If the speed of 6500 rpm was exceeded
WARNUNG
NOTICE
Any exceeding of the max. admissible engine RPM
must be entered by the pilot into the engine log book
stating duration extent of overspeeding and pertinent
detail.
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 of the
latest 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
Check differential pressure
4
Replace the crankshaft. Check the drive gear on roundness and torsion.
See chapter 72-00-00 of the Heavy Maintenance Manual.
5
Check if piston had contact with valve.
6
Check roundness of valves.
7
Inspect all systems for correct functioning.
8
Detailed inspection of affected engine components.
Summary of Contents for 912 iS Sport
Page 1: ...AIRCRAFT ENGINES ref no MML 912 i part no 898742...
Page 157: ......
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