Examination After Engine Failure - Rotax 915 i A SERIES Maintenance Manual

General note In order to find possible causes of the failure, it is important to pass on all available data.
Observations on the aircraft and the engine suspension can also be of help. It is important
to pay particular attention to any of the following engine phenomena to facilitate
troubleshooting.
Engine
Fuel system
Ignition system (shorting cable, charging
coil, ECU, FUSE BOX)
Spark plug
Rough running
engine
Ignition
Engine
Engine stoppage
Oil system
Oil pump
Camshaft bearings/Conrod bearings
05–50–00
Page 14
December 01 2017
MAINTENANCE MANUAL

EXAMINATION AFTER ENGINE FAILURE

part
part
Should one of the above mentioned items occur even for a short time then a de-
tailed check of the engine is necessary. The fault needs to be located and
Unintended engine stoppage by seizing
part
BRP-Rotax
Engine runs erratically and misfires
fuel supply
vapour locks
contamination
malfunction
grounding defect
wrong spark plug connection
loose connection
Rough running engine
wiring (assignment fault)
engine temperature too low
wrong intake air
ATTENTION
corrected.
oil pressure too low or no oil pressure
oil shortage
contamination
incorrect venting
defect
rather consequential damage wear (low oil
pressure)
possible cause
possible cause
possible cause
Effectivity: 915 i A Series
Edition 0/Rev. 0