J&H One Sheet Glider Manual Download Page 1

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J&H Aerospace

One Sheet Glider

www.jhaerospace.com

The Budget Beginner’s

Free Flight Glider

Great for school groups, STEM programs, children,

and anyone interested in the fine art of free flight soaring

Summary of Contents for One Sheet Glider

Page 1: ...J H Aerospace One Sheet Glider By www jhaerospace com The Budget Beginner s Free Flight Glider Great for school groups STEM programs children and anyone interested in the fine art of free flight soaring ...

Page 2: ...usQ to complete your model beginning construction 1 Parts list Before beginning construction please verify that your kit contains all of the necessary parts listed below Please be aware that some of the laser cut parts may have separated from their carrier sheet so you should ensure that all of those parts are present and undamaged 1 Parts Sheet 1 16 balsa 2 Catapult Handle pine dowel 6 long 3 Nos...

Page 3: ...Reduced size 3 view ...

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Page 5: ...ghtly varnish the entire model with a spar varnish The brand that has given us the best results is Minwax Helman s Spar Varnish It can be wiped onto the model with a paper towel and any excess quickly wiped away The goal is not to get a glossy finish but rather to get a light coating to soak into all surfaces of the glider The varnish will take about 12 hours to dry after which the entire model sh...

Page 6: ... the fuselage sides for the moment You should be able to just cut the little retaining tabs however you should check for any areas where the laser may not have fully cut through the wood Use gentle strokes to cut through the wood rather than forcing the razor through with a single pass ...

Page 7: ...with glue as shown along its entire length Now stack the fuselage sides together as shown making sure they are aligned as exactly as possible If they are not correctly aligned the rest of the model will not build correctly and may not fly well ...

Page 8: ...e glue hardens This step is important to ensure that the finished fuselage is as straight as possible Use sandpaper to smooth any rough edges off of your fuselage Do not round off any of the edges at this time as this well cause problems in mounting the flying surfaces and generally weaken the fuselage ...

Page 9: ...Cut the wing free from the parts sheet and sand any rough edges off ...

Page 10: ...For best performance use a sanding block and or a razor plane to bevel the wing trailing edge and round the leading edge You can also taper the wingtips to lighten the model and get a better airfoil ...

Page 11: ...ore it between the perforations in preparation for breaking the wingtips to set the dihedral Rest the wing on the edge of a table aligned with the perforations as shown If you have airfoiled the wing the wing must be upside down for this step ...

Page 12: ...Crack the wing as shown to set the initial dihedral Locate and remove the triangular piece on the parts sheet as shown This part will serve as both a dihedral gage and a finger rest for hand launching ...

Page 13: ...ith something heavy and slide the dihedral gage in as shown Make sure it is slid in such that the wingtip has roughly 30 degrees dihedral If you slide it in sideways you ll get about 60 degrees dihedral which is inefficient ...

Page 14: ...he top of the dihedral joint and allow it to harden Repeat the cracking dihedral gage and gluing steps again for the other wingtip as shown Pay close attention to ensure that the dihedral is in the correct direction ...

Page 15: ... hardened on the second wingtip flip the wing over and add glue to the underside of the dihedral breaks and allow it to harden as well Do not throw the dihedral gage away You will need it later Your wing is now finished ...

Page 16: ...Cut out the horizontal stab Sand as desired to get tapered edges for best streamlining ...

Page 17: ...ctly Failure to do so will result in uncontrollable looping on launch that likely cannot be cured With the stab upright on your work surface press the fuselage down onto it aligning it with the keying slots as shown Note that the catapult hook on the front of the fuselage hangs down somewhat so you will have to position the fuselage stab assembly so that the nose hangs off the side of the table ...

Page 18: ...Remove the vertical tail from the parts sheet Sand to a symmetrical cross section Add glue bottom of the fin on the side shown ...

Page 19: ...Attach the fin to the side of the fuselage above the horizontal stab as shown ...

Page 20: ...slot atop the fuselage and run a bead of glue on it as shown Place the wing atop the fuselage locking it into the keying slots as shown You will need to prop of the wing so that it remains level while the glue hardens ...

Page 21: ...dge of the wing Glue it to the back of the wing against the fuselage on the bottom of the wing as shown The photos show it being added to the right wing If you are left handed add it to the left wing instead still against the fuselage on the bottom of the wing ...

Page 22: ...Break off some clay from the ballast block supplied Add some glue to the nose of the airplane as shown ...

Page 23: ...glue and form it around the nose of your glider as shown Balance the model on your fingertips as shown to locate the center of gravity There are two laser cut marks on the wing which show the correct center of gravity location ...

Page 24: ...nts until the glider balances on your fingertips at the recommended center of gravity location Locate the rubber strip in your kit that will be used to make a catapult and tie it in a granny knot as shown to make a big loop of rubber ...

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Page 27: ...Trim off the excess rubber with scissors as shown Fold the rubber in half to double it up Stick a finger through both loops of rubber that you have formed ...

Page 28: ...Pull the end of the loops over on itself ...

Page 29: ...Now grasp this slip knot that you have formed and fold it in half as shown Insert the catapult stick through the doubled up loop ...

Page 30: ...Tighten the slip knot onto the catapult handle to lock the rubber on ...

Page 31: ... it again without taking time to figure out what made it crash and what can be done to correct it Crashed can be caused by a poor launch or by the model being out of trim Trimming advice can be found in our trimming guides and in the One Sheet Glider trimming video https youtu be LfX7y3HvqUs Please contact us using the contact form at jhaerospace com or at joshuawfinn gmail com if you have any que...

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