skyward 40
#1
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From: , AB, CANADA
Hi I am new to the forum, I have a Skyward 40 aircraft or should say HAD a Skyward 40 aircraft. It had one successful flight with one successful landing, then a semi-successful flight with a less then successful landing into a fence post.
The problem I am now faced with is that the aircraft was bought used and assembled but never flown. Therefore I don't have any of the instructions or blueprints. I have exhausted myself looking on the internet and have come to the conclussion that it is no longer in production or supported! If anyone knows where I can aquire blueprints or plans it would be of great help in the rebuilding process.
thank-you! [X(]
The problem I am now faced with is that the aircraft was bought used and assembled but never flown. Therefore I don't have any of the instructions or blueprints. I have exhausted myself looking on the internet and have come to the conclussion that it is no longer in production or supported! If anyone knows where I can aquire blueprints or plans it would be of great help in the rebuilding process.
thank-you! [X(]
#3
Senior Member
Hello; My first airplane was a Skyward in '91. I didin't know anyone around here who could fly so I had to teach myself with it. I got in one good flight, not the prettiest landing, but I got it down unharmed. The second flight I hit a curb when I didn't quite get it up high enough to clear it. I fixed that plane many times after that, mostly by putting the broken parts together and saturating the whole mess with CA. As the Skyward was an ARF, there were no plans with it. Slyward went out of business before I bought mine, so don't expect much help from them. I still have the fuselage around here somewhere, I wouldn't use it though since it's been fixed so many times it's too heavy now. But it was a good beginner plane.
#5
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From: Ontario,
ON, CANADA
If you still have the manual would it be possible for you to scan the specifications of it? I pulled out my 18 year old Skyward 40 recently....would love to try and set up a similar model in the flight simulator.
Peter
Peter
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#7
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Can I please have a copy of it send to [email protected] I would greatly appreciate it I bought the kit but no instructions. I'll send you an autographed book of mine in exchange for it
Thanks!
Thanks!
#9

My Feedback: (1)
danzet76, The instruction book for the Skyward trainer is a very vague, sometimes uninformative book that covers four different size planes (25, 40, 60, and 120). It gives only one set of specs for control surface throws, and I don't know how the same amount of throw on a 25 size plane will also be right for a 40, 60 and a 120 size plane. With that said, the aileron throw spec given is 7mm (9/32"), the elevator throw spec given is 13mm (1/2"), and the rudder throw spec given is 16mm (21/32"). It does give different C/G positions for the different size versions. The spec given for the 40 size Skyward is 106mm. They then state "this is the furthest back it can be and still fly properly". I urge you to not blindly set your C/G at the 106mm without doing an easy double check of what % range that puts you in. Basic rule of thumb for determining C/G is to set it at 25%-35% of the mean aerodynamic cord (MAC). Measure the wing cord (distance from the front of the leading edge to the rear of the trailing edge) and multiply this number by the C/G % you want. On a trainer like this start with (and stay close to) 25 % of MAC. If the wing cord is say 10", then multiplied by .25 (25%) gives you a C/G setting of 2.5" behind the leading edge. Please do the math on your plane (I don't know what the correct wing cord for your 40 size is). The 106mm (4.17") number given would require a 12" wing cord and then that is 35% of MAC which is NOT where you want it to be, so I do not trust the info given in the book. Do the math, or tell me what the cord measurement is and I will give you the right C/G spot to start at. Now, the control throws given in the instruction book actually sound about right for a 40 size trainer and you can start with those settings and adjust them as needed after test flying. Hope this helps. BTY, there is yet another size Skyward Trainer not covered in the book and that's the one I have (Skyward 80). The book didn't even mention it! No problem, I just did the math for the C/G % and guessed on the control throws. It is a great flyer. I modified mine, added flaps, converted it to a taildragger, added wing struts & wheel pants, and set the C/G and throws up a little more aggressively than you would for relaxed training style flight. I kept the engine (OS 65 LA) in an upright mounting position with a stock muffler to keep it simple.
Last edited by 52larry52; 01-19-2017 at 08:56 PM.



