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16-Sep-2008
Catégorie: Empennage : Tip

I reassembled the rudder and the vertical stabilizer to see how the tips fit now that I have extended the one on the stab. It looks quite good just some sanding to do. The gap seems also to be correct.
I then begin putting on the finishing putty, the brown color is due to the phenolic microballoons which are supposed to be easy to sand. We'll see tomorrow after the epoxy has cured.




Working time on this subpart
Today :  1h (Total : 33h)

Lectures (2574)
15-Sep-2008
Catégorie: Finishing : Canopy

The seal done yesterday is already dry and lookng good even from the interior. So I begin working on the fairing. The first operation will be to spread some epoxy mixed with flox to smooth out the junction between the canopy and the skin. But before I have to mark the upper limit of the fairing on the canopy with electric tape, then protect the canopy, sand the canopy and the skin.
Then the mixture is spreaded trying to get good looking shape. I used some black dye as the fairing will be visible from the cockpit and blend with instrument panel dashboard.



I also primed the two brackets holding the canopy set screws and did some touch up paint.




Working time on this subpart
Today :  3h (Total : 133h)

Lectures (2405)
14-Sep-2008
Catégorie: Empennage : Tip

Sanding on the tips goes on. First the build-uo on the vertical stabilizer gets sanded. Then all the aother parts are lightly sanded before all get filled again with some finish putty.




Working time on this subpart
Today :  2h (Total : 35h)

Lectures (2569)
14-Sep-2008
Catégorie: Finishing : Canopy

In trying to get the forward canopy view pleasant from the cabin , I decided to seal the forward edge with Sikaflex 295. RV builders know this product quite well, some even glue the whole canopy with it.
I was given some leftover primer (the expensive part) and bought a cartridge of seal on Ebay. Here is how it looks from outside, which is not important as the fiberglass fairing will hide it. Tomorrow I'll check the inside.




Working time on this subpart
Today :  1h (Total : 130h)

Lectures (2528)
09-Sep-2008
Catégorie: Finishing : Canopy

A ggod part of today was for tweaking the canopy. First I file a little at the front on the right side. In hindsight it would have been easier to do all the following operations first and then finish with the filing. But there was no harm done.




Then I did the small seal between the sideskirts and the canopy. We'll see how it looks once dry.




After the installation of the struts, I note that that the gap between the right sideskirt and the rear skin has widened.




Here the left side still as built.
The problem is known as the canopy's shape tends to change with each building step. The solution is to add two adjustable braces as described here




Here the first bracket clecoed in position.




A view from the other side with the bolt that is acting as a brace. The bolt is just for testing, I'm looking for one with a bigger head.




Here the finished bracket, priming and riveting still to be done. The first trials shaw that it works quite well. Once both sides are adjusted, the canopy closes quite well.




I still have to do the gap between the canopy and the window, the fairing at the front and then the canopy will be done.

Working time on this subpart
Today :  4h (Total : 129h)

Lectures (2660)

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