Sig 1/5 Piper Cub J3 converted to Super Cub

Started by sts41, September 21, 2012, 11:49:07 AM

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sts41

Well.... working on the struts...First time seeing the plane with the wings on....It is big.   ;D



piker

Wow!  So much building going on!  Awesome Steve!  Looking good!

Robert

sts41

Ok... One month to go and so much to do... I have received the motor and landing gear, along with the Cub wheels. I have three more rolls of covering coming, and should be in next week.

This week I will complete the fuselage, add the Tail feathers and preset all my hinges, and sand everything down. Also need to go have a couple of spray paint cans made to the proper color. Paint all the exposed surfaces that arent covered. Once I get the rest of the covering.... Finish that up and add all the electronics and controls....Maybe even the decals :)  :P


Going to be a busy month.

Steve

Michael

The solid block motor mount is a good idea, and your landing gear looks great!
Michael

sts41

There is actually a big hole bored in the center. I can carve some more out if I need to for balancing. But it does make a good solid mount. The wooden props from HK look great...Hope they hold up as well as they look. :D


Steve

sts41

Need some help....The manual is kinda vague.

Ok, this has to do with attaching the Pull-Pull horn on the Rudder.

Here is the info I do have:

Before covering:
Notch out the bottom of Rudder to accept the Horn... Do not glue the horn on now, it will be done after the covering is on.

This was done.

Next , I covered the Rudder....

Now, in the manual, they say:

"After the rudder is covered, epoxy the molded Nylon Rudder Horn at the bottom. Let Dry."

Do I remove the covering where the horn goes...Or do I epoxy it over the covering? My bet is remove the covering...don't believe that epoxy would stick well to the covering.

Let me know if you are stating a fact, or opinion...Just want to get this right.

Thanks Steve

Papa

My opinion, epoxy to covering but drill a small hole through and through and pin it while the epoxy is setting.

Jack.

A motto to live by:
"What other people think of me is none of my business"

piker

I hate to disagree with Jack, but it's standard prectice to remove the covering the get a solid bond joint.  I would even rough up the inside surface of the plastic horn too.

Robert

Papa

Disagree all you want. My thought was that there is not much stress with this set up so it would not need a super bond.

jack.
A motto to live by:
"What other people think of me is none of my business"

piker


Wingnutz

Steve,
Found the time to read through your thread this a.m. Awesome build! You've got a winner! Did you order the LG directly from Robarts or did you get it through a retailer?
DOWN WITH GRAVITY! UP WITH LEVITY!

sts41

Thanks, I got it from GreatHobby. Where I am, not much as far as lhs. In fact, I am waiting for some blind nuts...Could not find any anywhere.


But, I will go into overdrive once I have them.


Steve

sts41

Well...Tonight is "Pin the Tail on the Plane". I am getting ever closer to putting a skin on this bird, and with only 2 and a half weeks left...I am in a time crunch.

The tail is the last part before I can start painting and covering...


The wings are completed except for the decals, I may wait until I am in Ontario to put the decals...If something goes wrong on the first few flights, it will be one less thing I have to buy.


Steve


piker

That's looking really nice, Steve!  It won't be long til we get to see it flying at TEMAC.

Ya know, all this building and reporting on the building that we're doing will make it so much more interesting to get together and fly this summer.

Great work!

sts41

#44
Well started doing the covering... Outside corners are fine...But UGGG compound inside corners are not looking the way they do in the build manual. I may need to have a 10' zone that no one can enter and see the hack job I did on the tail.  :o
Just before finishing the covering... I thought....Hey, maybe I should pass all my control cables and get the electronics in place...Some will be really hard to change after the plane is completed. Not impossible, but really hard. And I cannot see anyway to fix/change the rudder cables once the covering is on.

So I have some pics...Some far away, some close to the tail....Not sure how to make this look better. I will be doing one more shrink...but some of these ripples are overlapping material. I don't believe it will affect flight too much, and it is my first covering job...May just leave it until I need to remove the covering for some other reason.

Also...didn't know that digital servo's made so much noise....I was concerned until I went online and saw that this noise is pretty normal for these type of servo's.


Steve