After Engine Start; Engine Run-Up - Rotax 912 iS Sport Operator's Manual

3.4) After engine start

Warming up
period

3.5) Engine run-up

Ground test
Ignition check
Page 3-10
January 01 2019
Non-compliance can result in serious injuries or death!
Do not start the engine if any person is near the engine.
Step Procedure
1 Start warming up period at approx. 2000 rpm for approx.
2 minutes.
2 Continue at 2500 rpm, duration depending on ambient
temperature, until oil temperature reaches 50 °C (120 °
F).
3 Check temperatures and pressure.
After a full-load ground test allow a short cooling run at idle
speed to prevent vapour formation in the cylinder head.
Step Procedure
1 Short full throttle ground test (consult Aircraft Operators
Manual since engine speed depends on the propeller
used).
Check the double ignition
Check the two ignition circuits at 4000 rpm (approx. 1700 rpm
propeller).
Lane and Ignition check:
If the engine speed drops or any error messages are present from
the EMS then find out what the cause is and take corresponding ac-
BRP-Rotax
m WARNING
ATTENTION
ATTENTION
tion to rectify the problem.
Effectivity: 912 i Series
Edition 2 / Rev. 0