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building a wag aero 2+2/ upgraded pa14

Lucky you!! I have gone to the house for a cup of joe in the middle of the day. Come back, bench is total wreck, oil on the floor, and friend has project in spare bay!
DENNY
 
toss a few chainsaws on that bench Vic and it'll be even closer!

been keeping at it and tonight I finished up the cathedral which pretty much sums up all the major tube structure! I still have a few small one here and there to add in and build the tail but it feels damn good o be basically done a major step! measuring from the tailpost to the rear carry through both sides are less then 32nd in difference so I'm also happy about that!


front finished up.

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got to try on my new plane finally! (mandatory airplane sounds were made) I was a bit skeptical of the size until I got the topdeck on and sat in it. I can defiantly notice a difference between it and my PA12. I think with bubble doors and sliding seats to stagger SxS seating should be comfortable.

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laying out the cathedral

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last major tubes in!

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side profile

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then I felt like doing some machining so I started to make my piper channel roller bender.

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measuring from the tailpost to the rear carry through both sides are less then 32nd in difference so I'm also happy about that!

Very nicely done!

I also like your channel benders. I think I'll try that--I hand fluted mine but then took them out to reposition the wing hinges.
 
took a break christmas time to spend time with family and friends and then in the new year I got busy with other stuff in life. But I'm back at it, yesterday I started finish welding the upper section and today I finished it! then I started to get working on the horizontal stab until I went to pull the material when it dawned on me, I never bought it :oops: when I bought my fuselage material I didn't know what I was doing for my tail so I left it out of the order, guess I need to order some more tubing! I'll work on brackets and fittings instead I have material for that.

here she is all welded finally

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then I cut out the upper longeron's to open the door opening so I no longer have to crawl in and out, I was happy to see both side's never had any built up stress from welding after the first cut was made and things stayed in place.

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I cant wait to use this plane with these big doors on both sides!

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One thing to consider with the big door is getting in and out of the front seat. With a standard cub door you can sit on the sill to aid in getting in and out. In a big door 12 you can swing your right leg between the seat and fuselage. With the side by side you won't have that extra space. Now is the time to figure out how you are going to get your seat to slide back far enough to get into the plane. Cessna seat track?
DENNY
 
seats will be sliding for entry and exit, also to stagger the seats for more shoulder room. still undecided on what I'll use for seat tracks, either going to be cessna , piper or brownline/ L track. I'd like to use the L track seeing I have two 8' lengths here already and have an idea in my head for a latch and roller system I could machine to allow for quick movement same as cessna track. and If I do it right I can use the front passenger seat in the rear which will have L track for sure if I need to for passenger size or some other reason.
 
Very nice!

Nice work. Nice workshop.

I don't have that truss work along the bottom longeron on the left side. Did I miss why you did that? It looks like a good idea.

Somewhere I have a picture of mine on a car lift too. It's funny. I have a car lift but no room for a car. It's an act of juggling.
 
the truss is part of the squared off cargo door mod. it eliminates the diagonal tube in the door opening the goes from the rear gear fitting to the upper longeron and replaces it with the truss as well as another diagonal tube in the station behind. you can see it a better in this picture.

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Is there only going to be a door on the left side? I don't see the four short tubes which make up the truss on the right side. There has to be a three leg (triangle) bay to have any strength. There is none on the right. Even if you are not going to have a right door, that truss needs to be complete.
 
I was waiting for someone to catch that, truss will be finished eventually, I ran out of scraps of tubing that size and being easy to add in at basically any time I'll wait till I have the short drops from building other things. trying to be smart with my tubing usage , anytime a length started to get short I'd look through the plans to find a place where I could use it very close to the length it was , make a note and put it aside. its been paying off my 'scrap' pile is very small and all very short lengths. its so expensive and takes so long to ship things here that being like that is worth it, if i chop up 2 feet of tubing to do that truss now and later on i need a full 2 feet but I have 4 6" scraps it would delay me over a week and cost me $40 ( thats shipped canada post, purolater would be $70). the joys of living in the woods lol.
 
I was curious and had to dump out the 'scrap' bucket, this is all I have for tubing less then around a foot long after building a whole fuselage. this is my first time but I don't think thats to bad. and for the tubing that I didn't order a lot of I made sure the lengths I was buying would work out for what I needed, for those that dont know AC spruce will let you order three 8' lengths or two 12' lengths or whatever you need to make it work.

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also have some good news, it was only the horizontal and elevators I didn't buy material for. so I can build the fin and rudder at least.
 

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I would say that with all that cutting and fitting to end up with that small amount of remainder, you did very well. You could likely get the pieces to finish that truss out of the remainder.
 
got the truss done today, there was just enough in my scraps to finish it. I was hoping to start the fin today but weather was very mild and a buddy showed up with some snowmobile parts to machine and invited me to go ice fishing which is hard to turn down.

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started to layout my vertical fin and came up with something I think I'm happy with. I went bigger all around particularly going forward at the jack screw tower location which I wont necessarily have as I'm using a linear actuator so my tower will only be for the fin and can be located much further ahead now, I'm around 9.5" ahead so that measurement is now an even 38" instead of 28 5/8 it was. I'm also 3 inches taller and 1.5" longer on the top. doing some rough math I gained 216 sq. in , stock is around 451 sq. in and this will be 667 sq. in. rudder will be enlarged accordingly.

fin will have much more sweep as you can see, kinda maule looking which I'll be honest I kinda like. also you can see the moose back strap my buddy dropped off for machining his snowmobile parts, thats the kinda payments I like!

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if anyone has any input I'd like to hear it before I start cutting metal. go bigger on top maybe ?
 

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I don't see a need for the fin to bolt on. Piper did it because that same fin was used on almost all their rag and tube airplanes. If you somehow put the airplane on its back a bolt on fin isn't going to help a repair go quicker, there will be plenty to fix. Increased area is certainly a good idea. Look at the fin on the new Carbon Cub EX3. Mounts underneath to bolt on a ventral fin too if you decided you need one. Your project is looking good.
 
thanks! I had the same thoughts while I was planning out the fin, front will be attached permanently and I think I'll even weld it in the tail post. like you said if the plane ends up on its back I'll have lots of work to do and fabric gota come off the fin anyways so at that point the 20 extra min to cut the welds , clean off paint and re-tig after isn't worth worrying about. plus it will look ever so slightly neater on the tailpost not having that bolt under the fabric.
 
I got the vertical fin pretty much done today, I left the leading edge long for now until I figure out the forward mount.

used on of my high stands with a 2x4 screwed to it as a make shift table for my sheer.

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after fighting with my brake trying to bend the 3/32nd flairs on the ribs I gave up and went back old school to a hammer then did the 90* in the brake. I'm surprised how much harder it is to bend 4130 sheet compared to 1025.

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forgot to take a close up of the fin but here it is, the steeper angle on the leading edge doesn't stand out as much as I was expecting. maybe with everything else in place I will notice it more, defiantly will parked next to another cub.

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Looking good, and looking familiar ;)

The fin stands out to me. I'll be interested in seeing how you tie it in. Are you extending the horizontal stabilizers too? I wonder about reinforcing the pivot point for them if there is going to be a longer arm.

Also, are you going to put in an "X" or "H" reinforcement in the tail section? I was convinced to do it by reading lots of threads here.
 
I have some ideas on how to tie it in, id like to get the top deck done so I can get the top stringer in place as that will dictate a lot of where things need to go for what I have in mind. horizontal will be extended ahead enough that the leading edge will clear the cross tube at the jack screw location, I need it ahead of that tube enough for clearance for the linear actuator I'm using for trim. tail is getting a suspension similar to what charlie has built for his J4, so far what I have designed should be close in weight to a 3 leaf spring pack. even if it is a little heavier I'm okay with it, if this plane is on gear its because its on ski's which is rough so i'll take any improvement on suspension I can.
 
Hows this project going ?
After a long break due to some medical issues, I got back at it a few months ago. I was able to build the fuel tank covers and the reinforcements and get those riveted and done. Next couple weeks I will get cables in the wings and start covering. Fuselage is close to covering; need some wiring and also cables in before covering. If the good to be back at it; thanks for asking.
Marty57

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Thanks for the pics and update. I'm considering one of these but so it like the super chub I saw on here ....tandem seating
 
Thanks for the pics and update. I'm considering one of these but so it like the super chub I saw on here ....tandem seating

I think that can work but, I really like the huge baggage area with the back seat removed. I have sliding seats that provide lots of shoulder room with two up front. Dual rudder pedals and breaks up front should make it a good trainer if that's desired. Making it a bit wider and still side by side might also be a good platform.
Marty57

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After a long break due to some medical issues, I got back at it a few months ago. I was able to build the fuel tank covers and the reinforcements and get those riveted and done. Next couple weeks I will get cables in the wings and start covering. Fuselage is close to covering; need some wiring and also cables in before covering. If the good to be back at it; thanks for asking.
Marty57

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Are those the wings provided with the kit from Wag? I dont see them on their website but have seen other internet info/project for sale with non wooden wings.
 
Everything on my wings are scratch built. Wag had a wing kit but not sure what it includes. The plans show the wood wing option. On my web site I have a cad drawing with all the measurements and changes to add flaps; including the changes to the aileron hinge to accommodate flaps. Those drawings are also cad and can be downloaded. My wing is basically a SC wing, with flaps, made from wood for the lightest possible weight. I used stock SC bell-crank and flap set up at the wing root. My flap handle is a lengthen handle from PA 22 mounted between the seats.

You could use any SC wing kit for a build; fuselage is standard SC mounts for wings.

The biggest hint I would give for a builder is to decide on engine before starting a build and purchase the appropriate engine mount. Use that mount as a jig on the front of the fuselage for the location of the mounting lugs. I didn’t do that and a stock mount would not fit as my lugs were slightly off; I had a custom PA 12 mount built for me to fit my front lugs.
Marty57
 
I have one of these. Mine has a Continental O-520, which is really an IO-520-D that fuel injection was removed from and the P-Ponk Carb installed. With an 88" Mac
It is simply spectacular in takeoff and climb. I wish I had more fuel...going into the back country, requires taking fuel jugs. The baggage and upper deck storage is incredible.

Mine sits on 35's and has Carbon Concept slatted with with big flaps. You'll love it...don't skimp on power.

Steve
 
I have one of these. Mine has a Continental O-520, which is really an IO-520-D that fuel injection was removed from and the P-Ponk Carb installed. With an 88" Mac
It is simply spectacular in takeoff and climb. I wish I had more fuel...going into the back country, requires taking fuel jugs. The baggage and upper deck storage is incredible.

Mine sits on 35's and has Carbon Concept slatted with with big flaps. You'll love it...don't skimp on power.

Steve

Thanks for the info. The upper deck storage with turtle deck caught my eye for extra baggage. There is also a project on for sale at a good price here in Canada

Any pics of yours?
 
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