@jabiruyank Hello Alex, If you check the balance of the crank/prop flange assembly by using the same setup as if you were balancing the prop but ...

@jabiruyank I will ask about the blade length difference. Can you tell me, when you first flew the propeller, before changing the pitch, did it ru...

Hello One thing you should check is that the both blades are pitched exactly the same. If they are not, this can cause vibration. Also did you...

Hello @wood, The usual reason for this is fuel starvation. The first thing to do is check the fuel flow rate to the carburettor. Also do you have ...

Hello Cicrosso, It definitely sounds like something isn't right there! At Jabiru we use black rubber fuel line (specifically made for fuel) forward...

That is correct. The sender uses the thread as an earth to ground and sealant can break that connection.

One thing to consider is that mysterious high pressure spikes can sometimes be caused by a problem with the oil pressure sender or the wires to it (an...

Hello Cody, I guess that your EIS reads rpm from the alternator pulses. In this case the wiring should be very similar to your Gen 3 engine. The g...

Hello Dave, The usual cause of that is that the bowl is flooding. Seeing as you just changed the hoses, I suspect a small piece of rubber from one ...

91UL would be the best choice. The lead in 100LL leaves a lot of residue inside the combustion chamber and sludge in the oil. For more informatio...

Hello, I assume you are talking about cylinder head temperatures. In this case it is 180C max continious and 200C max 5 minutes. However in the ...

Hello Alex, I think you have some egts sensors fitted to your engine. The test for cruise and full power mixtures is the exhaust gas temperatures. ...

See section 8.5 of the current engine maintenance manual (JEM0002-10). This can be found on the Jabiru website under Support. /p>

Hello Alex, Engine cutting out on advancing from idle is the classic sign that mixture off idle is too lean. In your case it is only too lean when ...

Current factory location for the transponder aerial on the J230 is near the header tank at the back. It was moved to this location from near the nois...