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Thursday, October 20, 2016

2 hrs. center fuselage.

Gathering the parts for the rudder pedal assembly.

Hmmm....  Notice anything missing?....  There should be bushings already installed on the rudder pedal tubes since it's all welded together.  Me thinks I have a bad set... :-/

With work stopped on the rudder pedals I turned my attention to the flap motor assembly.  You should put the bolt/washers/castle nut on before riveting it to the center console assembly.

The proper way to put the cotter pin through.  I think I might have made it too tight though since it does need to move a bit when operating the flaps.

Looking through Peter's factory photos I found this one, which shows you it's best to hold off on riveting some of the outer rivets on the front floor.

Wednesday, October 19, 2016

2 hrs. forward center fuselage work.

A whole bunch more rivnuts installed.

Starting to rivet the skin to the assembly.  For the outside lines of rivets you should draw lines to understand which holes can be riveted now and which are used later to rivet the inner side skins (thanks Gordon!).  I only riveted the "rivet now" line until the crossover point, because I wasn't absolutely sure if it was ok to rivet those.  I'll check my trove of factory photos (thanks PeterC!) to see if it's OK to rivet more.

Another view.

All cleco'ed up and ready for riveting.

Most are done.

Tuesday, October 18, 2016

1.5 hr. center fuselage misc.

Put some more soundproofing behind the gear mounting channel.

Removed the joystick mounting hardware so I could ream out the 2 rivnut holes in the angle piece seen here between the main spar and the floor.

I put a rivnut in the upper hole (not yet in this photo), but held off on putting it the lower one since that exact alignment won't be determined until the floor angle is precisely set. 

Put a whole bunch more rivnuts in...  Today was a rivnutty day. ;-)

Monday, October 17, 2016

3 hrs. on the center fuselage.

Put in some rivnuts on the top of the ribs.  I think those other holes get rivnuts, but I need to confirm.
 
Time to put on the soundproofing underneath the skin.  Cut to about the right size (easier to work with then the whole roll hanging off).  Ready to make the first cut.

First cut done, now ready to make the second cut.  Remember that these pieces must fit completely within the channel outlines.

Making my way across.  Not doing the center section since wires may go through there.

All ready to go!

Now to make sure I'm not covering any rivet holes.

I decided my application method would be to double check the fit on the bottom (clear of the channels on all sides) and then carefully centering it between the rivet holes on the bottom of the top skin.  Here's the first piece applied.  I flipped it over into place to check the fit and it was perfect.

This second piece needed a section cut out to provide for the rivet holes.

All the pieces applied!

Flipped over and back on.  Perfect!

Miscellaneous parts back on.

To close out the 3 hours I applied a couple of pieces in the rear section of the center fuselage.

Saturday, October 15, 2016

2 hrs. finishing up part cleaning and priming and center fuselage work.

Bunch of small parts to finish up.

Skin back on to strategize the next step which is to soundproof the other side of this sheet.

While I was contemplating my navel about the soundproofing I started putting in rivnuts.

Friday, October 14, 2016

2 hrs. finishing the soundproofing (lower layer) in the forward center fuselage and cleaning and priming a big batch of small fuselage skins.

Finished the center strip, so the lower layer of soundproofing is done.  Next will be the layer that sticks to the skin that goes over this section.  Lots-o-insulation!

Big batch of skins done.  Some more channel and other misc parts tomorrow.

Thursday, October 13, 2016

2 hrs. working on center fuselage soundproofing.

Updated my Paint Scheme page with my selected paint scheme. ;-)

The inside skin is off..

Had to rivet in the stick supports first.

Starting to cut the soundproofing (1/4" thick) to size.

Clamped down to get it to stay in place while I cut.

Placed a ruler down to demarcate the line to be cut.

Cut with an Exacto blade.

Pulled off the backing and put it in place.  Not so bad!

More pieces in place.

My special technique. ;-)

2 hours later and this much is done.  Center strip still needs to be done.