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Twisted Hobbys Backyard Series Manual

Yak / slick / edge / sbach
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Backyard Series
Yak / Slick / Edge / Sbach
MOTOR: 23-30G 50 WATT OUT-RUNNER
RADIO: MIN. 4 CHANNEL
USA Distributor
ESC: 12 AMP
WINGSPAN: 32 INCHES
Twisted Hobbys
SERVOS: 2X 5g / 1X 9g
LENGTH: 30 INCHES
PROP: 8x4.3 OR 9x4.7
AUW: 7.2 OZ. W/LANDING GEAR
www.twistedhobbys.com
BATTERY: 2S/3S 450mAh
page 1
Rev: 2015.04.22.v03a

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Summary of Contents for Twisted Hobbys Backyard Series

  • Page 1 Backyard Series Yak / Slick / Edge / Sbach MOTOR: 23-30G 50 WATT OUT-RUNNER RADIO: MIN. 4 CHANNEL USA Distributor ESC: 12 AMP WINGSPAN: 32 INCHES Twisted Hobbys SERVOS: 2X 5g / 1X 9g LENGTH: 30 INCHES PROP: 8x4.3 OR 9x4.7 AUW: 7.2 OZ.

  • Page 2: Safety Notes

    SAFETY NOTES  Before assembling and flying this model, read carefully any instructions and warnings of other manufacturers for all the products you installed or used on your model, especially radio equipment and power source.  Check thoroughly before every flight that the airplanes’ components are in good shape and functioning properly.
  • Page 3 SHIPPING DAMAGE Twisted Hobbys checks each plane before shipping to ensure that each kit is in fine condition. We have no bearing on the condition of any component parts damaged by use, modi fication, or assembly of the model. Inspect the components of this kit upon receipt. If you find any parts damaged or missing, contact Twisted Hobbys immediately.

  • Page 4: Kit Contents

    If any the bag with all the small hardware of the airframe or hardware items are items, see the detail to the right for missing, contact Twisted Hobbys items in should contain. before starting your build page 4...
  • Page 5 TOOL AND ADHESIVES NEEDED  Lighter  Small Drill Bits  Tape Measure and Ruler  Black Sewing Thread  Welders Glue  Hobby Knife w/new Blade  Needle Nose Pliers  Wire Cutters  Tools shown and listed are suggestions only. Low Temp Hot Glue Gun Depending on your building technique you may not ...
  • Page 6 the build CONSTRUCTION METHODS: Building surface should be at least 2ft x 4ft and at. Weights or some small heavy objects will be handy for holding things in place during the time glue is setting. Welders glue is used for FOAM TO FOAM joints. Thin and Medium CA are used on the PLASTIC TO FOAM and CARBON TO FOAM joints.
  • Page 7 Multiple power combos are available Attach a snap link as shown. Notice that the snap link has a “saddled” area, through Twisted Hobbys. Each will through Twisted Hobbys. Each will this should be where you rest the operate the model per recommended...
  • Page 8 Read all the warnings and misc Create a model prole in your radio and Hook up all the items as shown and included instructions from the various bind the receiver per the manufactures center the servos with sub-trims so that electronic items instructions the arms are 90 degrees to the servo...
  • Page 9 While waiting for the Welders to tack Locate the Side Force Generator Tree Once free from one another, remove all up, clean out the small scrap from the and free all the parts from each other the little tabs so that the edges are cut out near the end of the wing as smooth shown...
  • Page 10 Repeat the previous process as Installing the main spar is next, locate Notice that there are some webbed mentioned to the fuselage and elevator the wood spar as shown above. areas that will need to be removed prior connection. to installing the main spar With a straight edge and sharp hobby When complete, you should have a nice Test t the spar.
  • Page 11 If everything is correct, the spar should ..and be ush or slightly below ush Once satised with the t of the spar, t tight from wing tip to wing tip... with the upper and lower surfaces of remove it and lay down a nice bead of the wing Welders Bead of Welders should look something...
  • Page 12 Use some weights to hold everything in While the spar is drying, put a skim Once the glue has tacked, bring the two position while the glue dries. You coat of Welders on the black canopy pieces together as shown. should let this sit for an hour or two, and mating fuselage part, let the glue and then handle carefully.
  • Page 13 Lay down a medium bead of Welder’s Assembly the two pieces while the glue Push all along the length of the lower along the mating surface of the is fresh and wet fuselage piece to make sure all the tabs horizontal section of the fuselage, avoid and slots are fulling engaged.
  • Page 14 There is a pre-cut slot located approx Test t the horn Make sure the hole of the horn is where shown. It will need to be cut all directly above the hinge line of the the way thru to accommodate the control surface aileron horn properly The horn should also be full seated into...
  • Page 15 Install into the slot, wipe away any Once the glue of the partially Make sure that the servo sits nice a extra glue and repeat for the other side assembled airframe has set up enough ush in the provided hole to handle, install the rudder servo.
  • Page 16 Lay down a medium bead of Welder’s Bring the two pieces together while the The nose pieces should be ush with like you did when attaching the lower glue is fresh and wet, press along the one another fuselage section. Making sure to get all length a couple time over a few minutes the tabs and slots and AVOID THE...
  • Page 17 Once the glue has tacked up, assemble Next up are the fuselage trusses. To Do the truss for the electronics side the two pieces. Use the slot on the install these, apply a medium bead of next, keep the area shown free of glue rudder to line up with the n on the Welder’s to the beveled areas.
  • Page 18 While the Motor mount is tacking up, There should be two equal size horns, By now the glue for the motor mount locate the remaining plastic hardware one for the elevator and one for the should be tacked up, locate as shown pieces shown.
  • Page 19 Install the horn into the slot, should be When properly installed the hole of the Repeat the process for the rudder and all the way thru and ush with both horn should be directly above the hinge wipe away any extra glue, pay attention surfaces.
  • Page 20 Locate the Side Force Generators that Spread as shown and test t each of Apply a small bead of Welder’s to the you worked on earlier the four pieces mating area on the wing Install the SFG and repeat for the other Before the glue dries, make sure the Next steps are optional, but will help to three pieces...
  • Page 21 Gather 3M Blenderm tape and the Above are all the areas Blenderm will be Starting with the motor mount area, other tools shown above. applied. 1.50” pieces for the 4 on the apply a bead of Welder’s approx as motor mount and 1.00” pieces for the shown rest of the locations Spread it out to approx the area that...
  • Page 22 Repeat the process with the shorter Locate your motor and motor hardware Attach the motor as shown..note the pieces and all the locations were glue motor wires should be routed to the was applied same side of the fuselage as the servo wires Next is the control rods, locate the rods On one of the longer ones, slide 5 of the...
  • Page 23 Stick each of the push rod guides into Once all the guides are in place, Site down the length of the control rod their respective holes, hold the fuselage carefully align the snap link up square and align all the guides into a nice up again a light source to make the with the hole in the control horn and straight line, then apply a drop of CA to...
  • Page 24 Locate all the electornics to your NOW is the time to glue the servos... Low temp hot glue can be used instead preference or as shown. Use low temp apply a couple small dots of Welders to of Welder’s. Hot Glue makes for a little hot glue for this process the areas you can reach with the tip of easier replacement if needed since the...
  • Page 25 See the back of the manual for the CG Locate your battery with the method of Check all your control directions and point of the model you are building, for choice, here it is shown with velcro. It is control throws. Make sure nothing is the Crack Yak shown the CG is 210mm a good idea to not cut a hole in the binding and that the servos are not...

  • Page 26: Center Of Gravity

    center of control gravity throws Extreme & 3D CG = 210mm / Crack Yak 55 Ailerons - approx +/- 45 deg CG = 200mm / Edge 540 Rudder - approx +/- 45 deg CG = 200mm / Sbach Elevator - approx +/- 45 deg Expo to suit CG = 175mm / Extra Slick Beginner &...

  • Page 27: Pre-Flight & Testing

    Storage in a before flying. hot car could also cause damage. Be safe and enjoy, thank you again for purchasing a Twisted Hobbys’ Product! page 27 Rev: 2015.04.22.v03a...

  • Page 28: Optional Parts

    optional parts CRACK POWER COMBO 2s / 450mAh Battery Carbon Fiber Kit Perfectly matched items for If intending to y with 9in Wanting the ultimate in the ultimate Standard 32” props with a more tame setup strength for your foamie, this foamie.
  • Page 29 notes and s/u Sheet page 29 Rev: 2015.04.22.v03a...
  • Page 30 SERVO HORN CONFIGURATIONS OPTION 1 OPTION 2 OPTION 3 Standard horns for the tail servos as Use this option for your tail servos if This option is for the servos that come shown with the adjustable links in the the stock horns do not provide enough with extra long arms.

  • Page 31: Tips And Tricks

    TIPS AND TRICKS A good building surface is — drop ceiling“ panel from a local hardware store on a nice flat board Use parchment paper between the areas being glued and your work surface Heavy flat objects (like books, batteries, etc.) could be used to hold everything flat When resetting your radio, start with all the ATV‘s or throw volumes at 100%.