Notes from Dr. Borkosky

for your Zenith: Custom instrument panels are now available directly from Zenith Aircraft Company exclusively for Zenith builders and owners. I have been able to make it work but not everyone can. Thanks for your input, I run at 3000 rpm on take-off then back to 2600 rpm for normal cruise. Since offering Jabiru customers the TBI and LCH, we have been made aware that the standard permanent magnet Jabiru alternator is not supplying sufficient current, resulting in battery charge diminishing over time. But building and flying light aircraft is an exercise in compromise. You cannot replace one coil. Developed specifically for Zenith builders (by a builder) these videos on DVD are a great help in building your own kit plane by providing practical hands-on construction information. Alternator 1 alternator1.jpg (14.87 KiB) Viewed 3599 times. So, your information is most helpful. I don't turn on the Avidyne on the ground except when I need it. When the stator fails, the battery will not charge. Sent from my "Electronic Numerical Integrator And Calculator", Engines, Ignition, Fuel System and Electrical. does the whole Stator have to be replaced or just the effected Coils that are worn? My original voltage regulator did not fail, but I noted a hot spot on the back of the regulator where the epoxy was melting, so I proactively replaced the regulator with a genuine Kubota-brand regulator. Aircraft Spruce & Specialty for all your building and pilot supplies! Please check your browser settings or contact your system administrator. CHT Sender (Thermocouple) Installation, Figure 30. Never worry about your charging system again, Available for Jabiru 2200, 3300, and 5100 engines. The engine is used to power homebuilt and ultralight aircraft. for your Zenith: Custom instrument panels are now available directly from Zenith Aircraft Company exclusively for Zenith builders and owners. Mine's 33A 2427 - it was built in the transition from the "2nd generation" engine to the "3rd generation" engine - so it's a "late hydraulic" engine but with external oil lines deleted and replaced with fully internal oil circulation with hollow push rods, bigger cooling fins, and bigger crank bolts and through-bolts. I've had mine fail in flight once and I could smell the burning varnish.

Comments Please on any quick Alternator tests for me to make sure? Jabiru 3300 6 Cylinder Engine. The quality of the Stator (which is connected to the flywheel) is prone to failure. The whole thing is basically one wire wrapped around multiple coils. There's actually a Jabiru factory-approved mod to rewire the stator so that it produces charging current at idle - probably worth doing if you have to get the stator rewound. The Jabiru alternator that is now in the plane has two ignition coils that have wires that connect to the two distributors. I do have 2,400 hours of experience with the Jab alternator. One point of concern I have is the small-ish (for my plans) 20 amp alternator. The jabiru ignition system is very simple. by Admin » Wed Feb 11, 2015 2:36 pm . I have an Avidyne IFD-550 radio and back-up attitude/terrain with VOR/Glideslope etc. Just like Chris Heinz is the master of simplicity and lightness of Zenith aircraft, Jab's are also very simple and light! (The original regulator is a copy of a Kubota regulator.).

See the attached pic for a fried one. Majority of the components are machined in Southern Queensland in a network of small companies. However, below this RPM the alternator cannot produce this power output and power must be drawn from the battery if all electrical systems are running. As Steve says, the Jab's alternator is light, simple, and it works. More common failures are the connections between the alternator's AC output and the voltage regulator or the voltage regulator itself. Post for help and advice on engines, fuel systems, ignition and engine electrics. You will find that the six cylinder (3300) engine has three sets of magnets on the edge of the flywheel and the four cylinder only has two. Jabiru 3300 Pdf User Manuals. Out of curiosity, Mike, what's the serial number of your engine? The Jabiru 3300cc Aircraft Engine is a 6-cylinder 4-stroke horizontally opposed air cooled engine. I have no experience with Rotec, either, but unfortunately, I've never seen a positive comment about Rotec support and have seen many negative comments that they either ignore support requests or are very slow to respond. Also concerned because the alternator is of a design the puportedly doesn't put out much current below 2000 rpm, at least according to the limitation described in the in the Jabiru Pilot’s Operating Handbook –(Section 3.10) : To reduce the load on the alternator, Jabiru Aircraft recommend only using the Landing Light for takeoff and landing – turning it off during normal cruise operations and wherever safe while taxiing.

I cant remember the difference in resistance between a good one and a bad one, so I recommend calling Arion Aircraft (who are now supporting Jabiru) for that information. by wolfcub1945 » Wed May 06, 2020 7:23 pm, by wolfcub1945 » Wed May 06, 2020 8:08 pm, by wolfcub1945 » Thu May 07, 2020 1:15 pm, by wolfcub1945 » Fri May 08, 2020 12:07 pm, Return to Engines, Ignition, Fuel System and Electrical, Users browsing this forum: No registered users and 2 guests. [1] It turned to producing its own engines when supplies of the Italian-sourced engines previously used dried up. The Jabiru 3300 is a lightweight four-stroke, horizontally opposed "flat-six" air-cooled aircraft engine produced by Jabiru Aircraft. Report an Issue  |  The one I have now looks to be much better quality and has lasted over 200 hours. bottom of a Jabiru 3300

Learn More. Custom Instrument Panels (Some shops won't touch it if you mention "airplane," tell them it's for your airboat!

ENGINE DETAILS: JABIRU 3300 Four Stroke, 3300cc (200 cubic inches) 6 Cylinder Horizontally Opposed Weight: 180 lbs. However, below this RPM the alternator cannot produce this power output and power must be drawn from the battery if all electrical systems are running. Yes you can run your lights all the time when in the air if you wish. Terms of Service. Welcome toZenith Aircraft Builders and Flyers. Does anyone out there have experience with this? The flywheel isn't being removed so there will be no disruption to the ignition system apart from the coils having to be mounted on a new spider contained in the kit. Control Connections to Carburettor, Figure 47. Two sets of magnets are attached to flywheel. When you have a moments please fill me in on my extra questions above. Cowl Airflow (Best Viewed in Colour), Figure 56: Lip to Aid Cooling As Installed On a Jabiru, Appendix B - Jabiru Aircraft Installation. There is no physical link between the original Jabiru stator (alternator) and the distributors. Also concerned because the alternator is of a design the puportedly doesn't put out much current below 2000 rpm, at least according to the  limitation described in the in the Jabiru Pilot’s Operating Handbook –(Section 3.10) :​, "When the engine is turning at approximately 2000 RPM and above the alternator produces sufficient power for all lights to be run continuously. JABIRU 3300 AIRCRAFT ENGINE This Manual has been prepared as a guide to correctly operate, maintain and service the Jabiru 3300 engine. Engine Accessory Pack Contents, Figure 46. Visit HomebuiltHelp.com for the latest DVD titles. More common failures are the connections between the alternator's AC output and the voltage regulator or the voltage regulator itself. The stator is fixed to the engine casing and a magnet fixed to the flywheel rotates over it. Report an Issue  | 

Additionally a permanent magnet alternator can only rectify the flux created from rotational motion, not regulate it. Heated pitot tube. I have seen reports of some people re-winding the stator themselves or getting it done at a shop that rebuilds automobile alternators and starters. H:\files\engine_manuals\3300_engine_manuals\Installation Manual 3300.doc 8.0 ELECTRICAL EQUIPMENT 8.1 Alternator The alternator fitted to the early Jabiru 3300 engines is a three phase, permanently excited with a regulator. I am installing a Rotec alternator kit in my CH601XL that has a Jabiru 3300 engine. The Jabiru 3300 is a lightweight four-stroke, horizontally opposed "flat-six" air-cooled aircraft engine produced by Jabiru Aircraft. [9], "Background to the Development of the Jabiru", "Limitations on aircraft with Jabiru engines - Shine Lawyers", https://en.wikipedia.org/w/index.php?title=Jabiru_3300&oldid=981980509, Creative Commons Attribution-ShareAlike License, This page was last edited on 5 October 2020, at 14:33. It has been simple, light and reliable for me. I do try to limit use of electronic stuff when on the ground. Contemplating selection of Jabiru 3300 for my Cruzer (in progress). They are hand-wound and will sometimes rub. I follow the Jabiru Engine Forum on Yahoo and there has been the occasional report of a stator failure, but I didn't get the impression it was a frequent or common problem.

Is there any quick tests for me to do to make sure that its not my Alternator that's at fault? Welcome toZenith Aircraft Builders and Flyers.

I have run into a couple of problems and am seeking help on two issues: 1. Consequently, I've been considering the 45 amp Jab 3300 alternator upgrade that Rotec sells. I also took your advice and have sent an email to Arion Aircraft for their input on this issue of a failing Stator. Share !function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0];if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src="//platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs"); Jabiru 3300 Engine Parachute (BRS) Avionics/Panel Weight & Balance Specs & Info FAA Registration Operating Limitations Rules & Regulations Flight testing-----Searey Online Manual by Darrell Lynds-----Light Sport Information

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