Rotax 912 i Series Maintenance Manual page 85

5800 rpm up to If the limit was exceeded for more than 1 minute up to 6200 rpm.
max. 6200 rpm
Step
6200 rpm up to If the limit was exceeded for max. 1 minute up to 6500 rpm.
max. 6500 rpm
Step
6200 rpm up to If the limit was exceeded for more than 1 minute up to 6500 rpm.
max. 6500 rpm
Step
more than 6500 If the speed of 6500 rpm was exceeded.
rpm
Step
Effectivity: 912 i Series
Edition 2/Rev. 0
BRP-Rotax
MAINTENANCE MANUAL LINE
Procedure
1 Check that the push-rods are straight.
Procedure
1 Check that the push-rods are straight.
Procedure
1 The whole engine must be inspected, repaired or overhauled in accordance
with the BRP-Rotax instructions for continued airworthiness.
2 Check that the push-rods are straight.
3 Inspect the crankshaft for out-of-roundness and distortion. 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.
Procedure
1 The whole engine must be inspected, repaired or overhauled in accordance
with the BRP-Rotax instructions for continued airworthiness.
2 Check that the push-rods are straight.
3 Check cylinder differential pressure.
4 Replace the crankshaft. Check the drive gear for out-of-roundness and dis-
tortion. See Chapter 72-00-00 of the Heavy Maintenance Manual.
5 Check if piston had contact with valve.
6 Check for out of roundness of valves.
7 Inspect all systems for correct functioning.
8 Detailed inspection of affected engine components.
05–50–00
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September 01/2018