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MAINTENANCE MANUAL
BRP-Powertrain
Effectivity: 912 i Series
Edition 1/Rev. 0
05-50-00
page 7
January 01/2012
3) Examination after engine failure
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
Rough running
Engine stoppage
Engine runs erratically and misfires
part
possible cause
Fuel system
fuel supply
vapour locks
contamination
Ignition system (shorting cable,
charging coil, ECU, FUSE BOX)
Spark plug
malfunction
grounding defect
wrong spark plug connection
loose connection
Rough running engine
part
possible cause
Ignition
wiring (assignment fault)
Engine
engine temperature too low
wrong intake air
WARNUNG
NOTICE
Should one of the above mentioned items occur even
for a short time then a detailed check of the engine is
necessary. The fault needs to be located and correct-
ed.
Unintended engine stoppage by seizing
part
possible cause
Oil system
oil pressure too low or no oil pressure
oil shortage
contamination
incorrect venting
Oil pump
defect
Camshaft bearings/Conrod bearings
rather consequential damage wear (low oil
pressure)
The entire assembly must be dismantled, inspected and re-
paired.
NOTICE
Summary of Contents for 912 iS Sport
Page 1: ...AIRCRAFT ENGINES ref no MML 912 i part no 898742...
Page 157: ......
Page 158: ...AIRCRAFT ENGINES www cps parts com 800 247 9653...
