9 Series Maintenance

Applicable engine types

912 Series, 914 Series.

Course length

min. 12 hours, recommended 16 hours.

Technical publication reference

The current version of:
  • Installation Manual
  • Operators Manual
  • Maintenance Manual (Line)
  • Maintenance Manual (Heavy)
  • Illustrated Parts Catalog
  • Service Information (ASB, SB, SI, SL)


Additional to Familiarization course and Service course this course gives the technician the necessary knowledge required to exchange LRUs on a ROTAX® 912 Series / 914 Series (e.g. in the field).


Completion of a Service course for ROTAX® Aircraft Engines within the last 24 months
Technician must show/demonstrate experience servicing ROTAX® Aircraft Engine product line

Intended audience

Maintenance technicians seeking in-depth knowledge for the proper maintenance of the ROTAX® 912 Series / 914 Series.

Topics and learning objects

Detailed maintenance issues, procedures, removal and replacement of the following components (LRUs), but not limited to:
  • “Core engine module”
    • Cylinder heads
    • Cylinder/pistons
    • Intake/exhaust systems
    • Starter
    • Oil pump
    • Turbo charger
  • “Carburetor specific module”
    • Carburetors
    • Ignition system
    • Gearbox
    • Servo motor and TCU (only 914 Series)
    • Sensors
    • Wiring harness
    • Airbox
    • EXCLUDED: removal of ignition housing
      NOTE: The LRUs mentioned above must not be disassembled, only removal/replacement is within the scope of this course.
  • Maintenance and troubleshooting issues
  • Create proper standardized technical reports e.g. MDR report
  • Time limit relevant maintenance on engines (e.g. rubber parts, fuel pump,...)


Yes; on engine and individual components; must be able to demonstrate technical confidence on the given learning objects.


Multimedia presentation. Hands-on training.

Training aids, equipment

Fully equipped training engine (can also be installed in an airplane). Fully equipped special tools for service and maintenance.

Intended agenda

  • 5% introduction general
  • 45% lecture
  • 40% practical/hands-on
  • 5% exam/test


Theoretical. Open books are mandatory as this promotes proper research into technical publications.

Skills/Competence acquired

Maintain a ROTAX® 912 Series / 914 Series.

Name of certification/eligibility/validity

Maintain a ROTAX® 912 Series / 914 Series.
Eligibility to attend a Heavy Maintenance course for ROTAX® 912 Series / 914 Series.
Valid only for 24 month from date of issue.

Recurrent training

With focus on the amendments and changes to ICAs since the last course.