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Everything posted by Keenaviator
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I have a 65 litre tank in the same position. A strip of led's stuck to the back of the tank would illuminate the contents making it easy to see the level from the front. I haven't done it yet but a torch behind the tank works really well. Laurie
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Emergency landing at Sydney beach
Keenaviator replied to planedriver's topic in Aircraft Incidents and Accidents
Delete. -
My Jabiru has a Navman fuel flow gauge which shows a higher flow rate for about 10 seconds if I turn on the facet pump. I think the facet puts pulses through the fuel which tricks the flow gauge to indicate a higher rate.
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PA28 and PA32 spar fatigue.
Keenaviator replied to derekliston's topic in Aircraft Incidents and Accidents
I'm pretty sure the PA28 spars are routinely checked each annual due to their potential for corrosion with water sitting down there. -
E-Props ...who has first hand experience with these
Keenaviator replied to eightyknots's topic in Engines and Props
E-props are very popular with Paramotoring folk. Lightweight props, excellent efficiency. -
Perhaps they should have employed one of our locals when designing the injection version - he has fuel electronic fuel injection which can be switched back to carburettor in an instant. It works and I've experienced it in flight (Sonex/Great Plains VW).
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Don't 912's have an ignition system independent of the alternator/battery? Some form of magneto which is self exciting...
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State Lockdown - who's watching the airports
Keenaviator replied to Jabiru7252's topic in Student Pilot & Further Learning
Same here regarding the refuge and cleaning up of my hangar. Also a short flight to circulate the oil and maintain skills. -
Atos is a European hang gliders manufacturer that has been building efficient’rigid’ wings for 20 years plus. Nice looking clean trike with folding prop would be more comfortable than prone. Pitch is weight shift and roll by drag brakes.
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CHT probe on no. 4. I'd prefer the temperatures to be regarded as too low and inefficient than risk dropping a valve seat. BTW I have been running a mixture control for almost 200 hours and monitor EGT and plug colour.
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Absolutely correct. That was the aim and it appears to work very well.
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Bruce’s SK has the same cowls as mine and probably similar performance. He is trying to resolve high CHT’s. What I have done works.
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This has worked for me. Move the oil cooler to the rear of the engine and duct air to it via a side naca duct (like carby inlet), reduce the size of the lower air intake that was previously there for the engine mounted oil cooler, built a close fitting duct from this reduced inlet to the sump. Max CHT less than 140 on the ground which quickly reduces to 110 for climb at 80 knots (700-1000 fpm), cruise CHT at 100 knots 105 degrees C. I had a similar setup on my Corby Starlet and replicated it on the Jabiru. No need for cowl skirt or big mods to inlets. I did add a bit to the cooling ducts to prevent air from going under the front cylinders.
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Plane Crash in the Hunter Valley
Keenaviator replied to Jabiru7252's topic in Aircraft Incidents and Accidents
It won’t be too hard to work out from the wreckage. -
Plane Crash in the Hunter Valley
Keenaviator replied to Jabiru7252's topic in Aircraft Incidents and Accidents
From SAFA: There have been a number of WSM members who have expressed concern over reported safety of the wing involved in the Alex Blanch accident, near Newcastle NSW. At this stage we have carried out preliminary inspections of the wing and there is no indication that it "folded up" as has been reported in the media. The Streak 3 wing type has operated without incident for over 2 decades. This particular wing has been utilised on this aircraft for the past 3 years. We have initiated an independent detailed analysis of the wing, in an effort to determine if it contributed to causation. Reiterating the point that at this stage we have no reason to suspect that there is a systemic issue with the wing type. -
Accident in Western Queensland
Keenaviator replied to s.drifter1's topic in Aircraft Incidents and Accidents
He probably took his eyes off the instruments for more than 3 seconds...... -
They must cut and paste just as the numpty wrote it!
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Plane Crash in the Hunter Valley
Keenaviator replied to Jabiru7252's topic in Aircraft Incidents and Accidents
No 3. If the investigation reveals a negative G break to the leading edge/s that would indicate a tumble. Also, damage to the base bar from impact with the front strut of the trike would support this scenario. -
Next time I'm at the hangar with the cowls off will take photos outlining what I've done. The balance scat hose between the cooling ducts sounds like a good idea too. The main thing I did was reduce the pressurising of the lower cowl be moving the oil cooler to the rear of the engine, ducting air to it from another vaca duct on the right hand side of cowl. I can control this air to the oil cooler from the cockpit - monitoring oil temperature.