Visual Inspection; Checking The Engine Suspension; Corrosion - Rotax 912 i Series Maintenance Manual

General note General visual inspection of the engine for damage or abnormalities. For definition and
scope of visual inspection. See
Abnormalities Take note of changes caused by temperature influence.
During a visual inspection you should focus on the following points in particular:
- Exhaust system
- Engine suspension frame
- Heat shrink sleeve
- Sensor technology
- Oil filter
- FUSE BOX
- Oil cooler

CHECKING THE ENGINE SUSPENSION

General note
Checking the en-
gine suspension
Step

CORROSION

Definition Corrosion is a natural process which attacks and potentially damages metals via an elec-
trochemical reaction. For more detailed information about different types of corrosion and
corresponding methods for dealing with corrosion refer to the FAA Advisory Circular AC
43.13. See chapter "AC 43.13-1B Maintenance and Repair".
12–20–00
Page 4
September 01/2018
BRP-Rotax
MAINTENANCE MANUAL LINE

VISUAL INSPECTION

Be sure to use the recommended tightening torque for the specified fastener.
Procedure
1
Verify the engine suspension points on the crankcase for tight fit and dam-
age including cracks.
2 Inspect the surroundings of engine attachment on crankcase and gearbox.
If there is discoloration of the crankcase around the attachment points
(black ring), there may be loose attachments.
3 Inspect engine isolating mounts including for heat damage, wear and
cracks.
4
Inspect engine suspension frame.
Chapter 05-20-00 section Visual
- Venting hoses (oil tank)
- Airbox
- Fuel line (steel)
- Wiring harness
- Coolant hoses
- ECU
ATTENTION
inspection.
Effectivity: 912 i Series
Edition 2/Rev. 0