Rotax 914 series - Installation Manual

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INSTALLATION MANUAL

FOR ROTAX® ENGINE TYPE 914 SERIES

part no.: 897817

ROTAX® 914 UL 3 WITH OPTIONS



Ref. No.: IM-914

Main Page

1 Table of Contents3
2 Index7
3 Preface9
- Remarks9
- Engine Serial Number9
- ROTAX Authorized Distributors for Aircraft Engines9
4 Safety11
- Repeating Symbols11
- Safety Information11
- Instruction13
- Technical Documentation14
5 List of the Effective17
6 Table of Amendments19
7 Description of Design21
- Designation of Type21
- Standard Engine Design21
- Auxiliary Equipment22
- Engine Components, Engine Views, Definition of Main Axes24
8 Technical Data27
- Operating Limits27
- Installation Dimensions (All Dimensions in MM)28
- Weights28
- Centre of Gravity of Engine and Standard Equipment29
- Moments of Inertia29
9 Preparations for Engine Installation31
- Transport31
- State of Delivery31
- Engine Preservation31
- Protective Covering32
10 Engine Suspension and Position33
- Definition of Attachment Points34
- Permissible Fitting Positions35
- General Directives for Engine Suspension38
11 Exhaust System39
- Operating Limits40
- General Notes Concerning the Exhaust System41
12 Cooling System43
- Description of the System43
- Operating Limits44
- Coolant Types45
- Check Cooling System - Efficiency of the Cooling System46
  - 1)Measurement of Cylinder Head Temperature and Coolant Exit Temperature46
- Determination of Operating Limits, Coolant and Necessary Modification on Radiator Installation48
- Requirements on the Cooling System50
- Size and Position of Connections51
- Water Inlet Bend53
- Requirements, Feasible Location and Fitting Position Concerning Radiator/ Expansion Tank/Overflow Bottle54
- Overflow Bottle55
- General Directives for the Cooling System57
- Coolant Capacity59
- Cooling Air Ducting59
  - 1)General Directives for Ducting of the Cooling Air60
- Data for Optional Components of Cooling System61
13 Lubrication System63
- Description of the System63
- Limits of Operation64
- Checking of the Lubrication System65
  - 1) Measuring of the Vacuum65
  - 2) Measuring of the Pressure in the Crankcase66
- Requirements on the Oil- and Venting Lines67
- Connecting Dimensions and Location of Connections68
- Feasible Position and Location of the Oil Tank74
- Feasible Position and Location of the Oil Cooler75
- General Notes on Oil Cooler75
- Filling Capacity75
- Venting (Purging or Priming) of Lubrication System76
  - 1)Venting (Purging or Priming) of Turbocharger Lubrication System77
- Inspection for Correct Venting (Priming) of Hydraulic Valve Tappets78
- Replacement of Components79
- Data for Optional Components of Oil System80
14 Fuel System83
- Description of System83
- Operating Limits85
- Requirements of the Fuel System86
- Connecting Dimensions, Location of Joints and Directives for Installation87
- Notes on Checking of Fuel Pressure90
15 Carburetor91
- Requirements on the Carburetor91
  - 1) Drainage Pipelines to Airbox and Trip Tray92
- Connections for Bowden-Cable Actuation and Limit Load93
- Requirements on Cable Actuation94
- Requirements on the Throttle Lever95
- Location and Determination of the Throttle Position for Max. Continuous Power96
16 Air Intake System97
- Operating Limits97
- Requirements on the Air Intake System98
- Additional Notes Concerning Air Intake System102
17 Pressure Sensors103
- Static Pressure Sensor104
18 Servo Motor/Servo Cable105
- Servo Motor105
- Servo Cable106
19 Electric System107
- Requirements on Circuit Wiring108
  - 1) Electromagnetic Compatibility (EMC)108
- Wiring Diagram109
- Description of the Turbo Control Unit (TCU)111
- Technical Data and Connection of the Electric Components111
- Internal Consumer of Electric Power126
20 Propeller Drive127
- Technical Data127
21 Vacuum Pump129
- Technical Data129
22 Hydraulic Governor for Constant Speed Propeller131
- Technical Data131
23 Connections for Instrumentation133
- Sensor for Cylinder Head Temperature133
- Sensor for Oil Temperature134
- Oil Pressure Sensor135
- Mechanical Rev-Counter (Tach Drive)136
- Monitoring of the Intake Manifold Pressure137
- Air Temperature in the Airbox (Optional)138
24 Preparations for Trial Run of Engine139

Rotax 914 series - Installation Manual

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