Jabiru Aircraft
Pty Ltd
Installation Manual
Jabiru 3300 Aircraft Engine
REVISION
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Dec 2016
Page: 3 of 56
1.1
Table of Figures
Figure 1. Drawing W000509-2 Engine Dimensions ................................................................................................................. 8
Figure 2. Cylinder Firing Order.................................................................................................................................................. 9
Figure 3. Distributor Cylinder Map ............................................................................................................................................ 9
Figure 4. Engine Mount Point Locations ................................................................................................................................. 10
Figures 5 & 6. Typical Upper Engine Mount, Air Intake Installation ........................................................................................ 11
Figure 8. Choke and Throttle Connections to Carburettor ...................................................................................................... 12
Figure 9. Crankcase Breather Installation ............................................................................................................................... 13
Figure 10. Ignition & Alternator Detail ..................................................................................................................................... 14
Figure 11. Electrics Installation to Firewall .............................................................................................................................. 15
Figure 12. Regulator Plug Wiring Details ................................................................................................................................ 15
Figure 13. Ignition Coil Cooling Tube ...................................................................................................................................... 16
Figure 14. Starter Wiring Details ............................................................................................................................................. 17
Figure 15. Tachometer Sender Installation ............................................................................................................................. 18
Figure 16. Tachometer Connections ....................................................................................................................................... 18
Figure 17. Oil Temperature Sender ........................................................................................................................................ 19
Figure 18. Oil Temperature Connections ................................................................................................................................ 19
Figure 19. Oil Pressure Sender .............................................................................................................................................. 20
Figure 20. Oil Pressure Connections ...................................................................................................................................... 20
Figure 21. Voltage Gauge Connections .................................................................................................................................. 20
Figure 22. CHT Sender (Thermocouple) Installation .............................................................................................................. 21
Figure 23. CHT Terminal Installation ...................................................................................................................................... 22
Figure 24. CHT sensor between plugs .................................................................................................................................... 22
Figure 25. RG400 Co-Axial Antenna Cable ............................................................................................................................ 24
Figure 26. Wiring Diagram ...................................................................................................................................................... 25
Figure 27. Wiring Diagram Key ............................................................................................................................................... 26
Figure 28. Mechanical Fuel Pump .......................................................................................................................................... 27
Figure 29. Carburettor Installation .......................................................................................................................................... 28
Figure 30. Carburettor Intake & Balance Tube Detail ............................................................................................................. 29
Figure 31. Carburettor Schematic ........................................................................................................................................... 29
Figure 32. Needle Jet (Jabiru Needle) .................................................................................................................................... 30
Figure 33. Air Intake Connections ........................................................................................................................................... 32
Figure 34. Air Filter Box Plumbing
– Incorrect ........................................................................................................................ 33
Figure 35. Air Filter Box Plumbing
– Correct ........................................................................................................................... 33
Figure 36. Typical “Cobra Head” Installation on a Jabiru Aircraft ........................................................................................... 33
Figure 37. Cobra Head for Installations with Minimum Carburettor Clearance ....................................................................... 34
Figure 38. Ram Air Bleed ........................................................................................................................................................ 34
Figure 39. Jabiru Propeller & Spinner Installation ................................................................................................................... 36
Figure 40. Engine Accessory Pack Contents .......................................................................................................................... 38
Figure 41 Upper & Lower Engine Mount Detail ....................................................................................................................... 38
Figure 42. Engine Mount Detail............................................................................................................................................... 39
Figure 43. Fuel Connections General ..................................................................................................................................... 40
Figure 44. SCAT Hose Detail .................................................................................................................................................. 40
Figure 45. Balance Tube Detail .............................................................................................................................................. 40
Figure 46. Control Connections to Carburettor ....................................................................................................................... 41
Figure 47. Cowl Airflow (Best Viewed in Colour)..................................................................................................................... 44
Figure 48. Cowl Airflow (Black & White Version) .................................................................................................................... 44
Figure 49. Flow Visualisation .................................................................................................................................................. 45
Figure 50. Front-On View Into Ram Air Duct .......................................................................................................................... 46
Figure 51. Coil Cooling Detail ................................................................................................................................................. 47
Figure 52. Ram Air Duct Front Seam ..................................................................................................................................... 47
Figure 53. Air Dam Installation ............................................................................................................................................... 48
Figure 54. Oil Cooler Duct Design .......................................................................................................................................... 49
Figure 55. Oil Cooler Installation ............................................................................................................................................. 49
Figure 56: Lip to aid cooling as installed on a Jabiru. ............................................................................................................. 50
Figure 57. Affect of Angle of Attack on Cowl Outlets .............................................................................................................. 50
Figure 58. Cowl Outlet Geometry ............................................................................................................................................ 51
Figure 59. Outlet Restriction Caused By Flange On Lower Firewall ....................................................................................... 51
Figure 60: Cooling pressure measurement. ............................................................................................................................ 52
Figure 61: Ram Air duct pressure tapping. ............................................................................................................................. 52
Figure 62. Augmentor Exhaust System .................................................................................................................................. 53
Figure 63. Wiring Details ........................................................................................................................................................ 54
