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RC Factory Twisted Hobbys PROXY Manual
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RC Factory Twisted Hobbys PROXY Manual

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X
PRO
Y
A CODY WOJCIK & CHRIS JEWETT DESIGN

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Summary of Contents for RC Factory Twisted Hobbys PROXY

  • Page 1 A CODY WOJCIK & CHRIS JEWETT DESIGN...

  • Page 2: Safety Notes

    SAFETY NOTES IMPORTANT: PRIOR TO ANY ASSEMBLY Please Note: after removing kit from shipping box, lay each piece flat on a hard surface, this will allow the airframe to straighten out if lightly bent from shipping. Do not worry since EPP is very pliable and can be bent back if out of shape.

  • Page 3: Warning Information

    TWISTED HOBBYS Thank you for your purchasing a Twisted Hobbys‘ model. Please read through the entire manual before beginning to build this model. If you have any questions please contact us at the above indicated email address. WARNING INFORMATION This R/C Aircraft is not a toy! Read and understand the entire manual before assembly. If misused, it can cause serious bodily harm and property damage.
  • Page 4 kit contents Wing Parts Fuselage Parts...
  • Page 5 kit contents Hardware and Small Carbon Carbon Bundle...
  • Page 6 TOOL AND ADHESIVES NEEDED Lighter Small Drill Bits Tape Measure and Ruler Black Sewing Thread Welders or Foam Tac Glue Hobby Knife w/new Blade Needle Nose Pliers Wire Cutters Low Temp Hot Glue Gun Course Sand Paper Scissors Small Phillips Screw Driver Thin and Medium CA CA Applicator Tips Activator...
  • Page 7 the build CONSTRUCTION METHODS: Building surface should be at least 2ft x 4ft and flat. Weights or some small heavy objects will be handy for holding things in place during the time glue is setting. Welders or FoamTac glue is used for FOAM TO FOAM joints. Thin and Medium CA can be used on the PLASTIC TO FOAM and CARBON TO FOAM joints.
  • Page 8 ------ GETTING STARTED ------ Control Rod Ends Push Rod Guides Landing Gear Components Radio and FPV Tray Small Parts Organized for Building Optional Power Combo Basic FPV Components supplied by Customer Identify all the components and pieces shown in the pictures. If there are any items missing contact Twisted Hobbys right away.
  • Page 9 ------ THE WING ------ Gently bend all the control surfaces back and let them sit like this for about an hour Locate the two longest and largest spars,1x5x950mm, and the smaller one that is .5x3x200mm Apply a medium layer of FoamTac to the mating edges of the wing halves Once the glue is tacked up, bring...
  • Page 10 ------ THE WING (con’t) ------ Wipe down the two main spars with alcohol before fitting Test fit the rear main spar so that it is flush with the surface Install the rear main spar, pushing it flush to the wing surface for the how length Repeat the process with the forward main spar...
  • Page 11 ------ THE WING (con’t) ------ FoamTac or CA can be used to attach the control surface horns Test fit the horn in to the provided slot Adjust the length as needed Retest the fit Make sure the front of the horn is flush with the edge of the hinge cut Apply some glue to the base of the control horn...
  • Page 12 ------ MAIN FUSELAGE STRUCTURE / Before you Start ------ If you are an experienced builder all the detail may not be necessary, if so skip ahead a couple pages. Building the Main Fuselage structure for the proXy will be similar to that of the Crack Beaver.
  • Page 13 ----- THE PROCESS / words (con’t) ----- The next several steps will all be done WITHOUT GLUE it is for test fitting only and to understand how the assembly will go together, study the pictures and make sure everything fits together nicely Take the top half of the fuselage with the spars sticking out and feed those spar ends thru the cut outs in the fuselage Get it pretty close to the tabs, then focus your attention the the rear Ele/Rud spar and feed it thru its associated hole Fully engage all the tabs and slots...
  • Page 14 ------ MAIN FUSELAGE ------ Pictures to follow along with for the previous two pages Locate the two fuselage halves bottom one shown gets split ..at the center of the tabs Split all the way, nose to tail Locate the gear struts and notice how they are keyed to their mate fuselage piece Use the “tack”...
  • Page 15 ------ ------ MAIN FUSELAGE (con’t) Find the rudder piece shown that is keyed to fit the fuselage on that side Using the “tack” method attache the two pieces Locate the shorter spars from the set pictured above (.5x3x250mm) Wipe it down with alcohol to remove any mfg residue Test Fit and clean up the slot if needed...
  • Page 16 ------ ------ MAIN FUSELAGE (con’t) Locate the other short spar, prep it and ..test fit it, as was done with the other one Constrain and combined with CA and kicker Locate two of the four longer spars (.5x3x332mm long) Prep them Test fit them Make sure the go all the way up to...
  • Page 17 ------ ------ MAIN FUSELAGE (con’t) Locate the two little white 3D printed axle hubs Compare the slots in the hub to the exposed spars The two should match up pretty close, if not double check to make sure the spar is up against the other end of the slot Constrain Flat and secure with thin CA and kicker...
  • Page 18 ------ ------ MAIN FUSELAGE (con’t) Use the “tack” method and attach the tail piece shown, only apply the glue on the foam-foam part of the joint Hold pressure for a minute or so Secure the carbon-foam part of the joint with thin CA and kicker Finished parts THIS IS WHERE TEST FITTING STARTS - DO NOT USE GLUE UNTIL...
  • Page 19 ------ ------ MAIN FUSELAGE (con’t) Also feed the extended tail spars thru their respective cut outs Fully engage the tail tabs Fully engage the forward tabs Check that the fuselage saddle area is approximately level/horizontal Flip the fuselage assembly over so that the extended spars are facing upward Grab the mating lower fuselage...
  • Page 20 ------ ------ MAIN FUSELAGE (con’t) Fully seat the spars land gear struts into their slots, make sure they are flush Check to make sure the two fuselage members are square to each other in and around the landing gear strut area Fully seat the tail spars into their slots, make sure they are flush...
  • Page 21 ------ ------ MAIN FUSELAGE (con’t) Feed the spars thru the forward section Feed the spars thru the tail section Check for squareness and that all the joints are firm against each other Apply glue to lower fuselage sections Keep the two long extended spars free of glue at this time Keep the single extended tail spare free of glue as well...
  • Page 22 ------ ------ MAIN FUSELAGE (con’t) Check that the fuselage is square all along the length nose to..tail From the underside, specifically check that all the spars for the landing gear struts are flush When satisfied, secure the one that have not been glued yet with some thin CA Repeat step C for the area of the tail...
  • Page 23 ------ ------ WHEEL / AXLES/ HUBS Gather up all the round wheel donuts Locate the two 3D printed axle hubs, the socket head cap screws and the wood hub caps Separate the hubs from their wooden tree Take one of the hub caps, one of the cap screw and a solid wheel piece Fit them together, using the cap screw as a locator to position the hub...
  • Page 24 ------ ------ WHEEL / AXLES/ HUBS Gather up all two of the donuts with holes in the center as pictured Apply some FoamTac to one side Join together with the piece that has the wood hub cap all ready attached to it, center the hole around the hub cap.
  • Page 25 ------ ------ WHEEL / AXLES/ HUBS For best strength and longevity, use FoamTac for attaching the axle hubs Put some glue in the grooves Coat the spars Join the two pieces as shown and add a filet of glue all around the base of where the two pieces meet.
  • Page 26 ------ TRUSSING ------ Gather up two of the four long skinny round carbon rods (1x500mm) and the two thicker ones from the hardware kit that are approx. 1.2x184mm long Cut one of the 500mm long pieces into one each of: 121/105/98/88 mm long pieces Locate the slit cuts in the fuselage pieces that are angled to accept the...
  • Page 27 ------ TAIL PUSH RODS AND SERVOS / Before you Start ------ If you are an experienced builder all the detail may not be necessary, if so skip ahead a couple pages. Following is the process for the installation of the equipment tray, the dry fitting (no glue) of the servos, and the building (and installation) of the tail control rods.
  • Page 28 ------ COMPLETING THE PUSH ROD LENGTHS AND ENDS ------ MAKE SURE THAT WHEN CALLED FOR THAT THE SERVOS ARE ELECTRONICALLY CENTERED AND THE CONTROL SURFACES ARE “LOCKED” IN THEIR NEUTRAL POSITIONS ------ THE PROCESS / words (con’t) ------ Center the servos Constrain the control surfaces to neutral Attach a clevis to one of the control surface horns, make sure the little brass pin gets snapped in all the way.
  • Page 29 ------ ------ RADIO BAY ** NOTE ** THE FOLLOW SEVERAL PAGES ARE THE PICTURES AND DESCRIPTIONS THAT GO WITH ALL THE VERBIAGE FROM THE PREVIOUS TWO PAGES Gather up the wood pieces shown and servos that will be used Start by sanding the cross members smooth Test fit the tray and cross members together, do not glue at this time.
  • Page 30 ------ (con’t) ------ RADIO BAY Fit the main tray piece to the cross members, make sure all the tabs are fully engaged Secure the main tray and cross members together with a drop of thin CA in the tabbed areas Secure the tray to the fuselage with thin CA where the tabs stick thru the foam.
  • Page 31 ------ TAIL HORNS ------ Locate the remaining two control horns. Note - All four control horns are exactly the same, so it does not matter which ones you use. Test fit them into the slots as shown, making sure that the hole in the horn is directly over the hinge line at the neutral position When you are happy with the fit,...
  • Page 32 ------ ------ PUSH ROD GUIDES Locate the tree of push rod guides Break them all apart. Note - they are all the same length and size. Stick one each into the pre-cut holes along the length of the fuselage boom. Note that they will be located on the TOP - INSIDE of the fuselage boom All guides installed.
  • Page 33 ------ TAIL CONTROL RODS ------ PART I Gather up two clevises, two ball links, two small brass pins, two of the smaller threaded brass rod ends, two tiny screws for the ball links and two small white spacer tubes as all shown in the picture Locate the two remaining .5x500mm rods...
  • Page 34 ------ TAIL CONTROL RODS ------ PART I (con’t) Gently tap the spacer into the open end of the Ball Link Note that there will be approx 1.5mm of exposed length of the white spacer as shown Test fit the control rod into the spacer, dress up the end a little if needed so that the rod will slide into the spacer...
  • Page 35 ------ TAIL CONTROL RODS ------ PART I (con’t) As mentioned earlier, the ball link end will attach to the servo arm Feed the free end of the control rod thru the guides starting with the ones closest to the servos Slide the rod all the way thru all the guides The ball link should line up pretty...
  • Page 36 ------ TAIL CONTROL RODS ------ PART II Grab the small thread brass fitting and the clevis as shown Thread the brass part in approx as far as shown. This will give you a little adjustment in both directions if needed in the future Repeat for the other clevis ELECTRONICALLY CENTER THE TWO TAIL SERVOS...
  • Page 37 ------ TAIL CONTROL RODS ------ PART II (con’t) With the servo and control surface both in centered/neutral positions, there should be a little extra control rod length. You will want to shorten the control rod to a position that is just shy of where the threaded part starts Clip to length with a pair of cutter and dress up the end where it got...
  • Page 38 ------ TAIL ROD GUIDES ------ Eyeball down the length of the fuselage to make sure that all the rod guides are straight and true and that all the guides themselves are fully seated to their full depth. CA the bases of the guides to the surrounding foam, but careful to avoid getting CA anywhere near the rod where it feeds thru the rod guide If you have a servo tester you can double check the...
  • Page 39 ------ ATTACHING WING ------ Attaching the wing is next, read thru the steps on this and the next page to fully understand the process before putting glue to foam There are reference marks (cuts) near the leading edge directly parallel with the inboard end of the ailerons reliefs These two marks will be used as guides when lining up the saddle area of the...
  • Page 40 ------ ATTACHING WING ------ (con’t) Wet glue method will be used to allow for minor adjustments as needed Flip the fuselage over and line it up with the forward notch and reference marks as when test fit Long push pins can be used to hold the two pieces in their exact position Make sure the edges line up perfectly Put some weights on the wings to...
  • Page 41 ------ AILERON CONTROL RODS ------ Gather up the two 1.8x65mm rods from the hardware packet along with two larger brass ends two ball link with screws and two clevises with pins Detail view of the items need for this step The clevis end and brass part will be the two screwed together Thread the brass part in approx as...
  • Page 42 ------ AILERON CONTROL RODS (con’t) ------ Attach the ball link end to the aileron control horn, use a little thread locker on the screw. Make sure the aileron is in it’s neutral position and that the servo is electronically center. Attach the clevis and pin to the outer most hole of the servo control arm.
  • Page 43 ------ ------ MOTOR MOUNT Gather up the pieces shown Apply some FoamTac to the all white underside piece..and position as shown into it’s respective slots Apply some FoamTac to the upper color printed part..and position as shown into it’s respective slots on the top side of the wing Apply some FoamTac to one side of...
  • Page 44 ------ WINGLETS ------ Gather up the two winglet pieces Apply some FoamTac into the two BEVELED cut areas Position the winglet as shown up against a vertical surface and secure so that the glue can dry and hold the winglet in this position Repeat for the other winglet Let the glue completely dry before handling.

  • Page 45: Center Of Gravity

    NOSE CENTER OF GRAVITY ------ ELECTRONICS ------ MOTOR Start by locating the Center of Gravity point for this airframe. Doing this right now will help you in determining where and how to locate all of the onboard electronics TAIL Gather up the motor and mounting hardware Attach the X mount to the back side of the motor.
  • Page 46 ------ ELECTRONICS ------ (con’t) MOTOR The motor will mount to the wood firewall as shown, with the motor wires pointing down, either to the left or right side If you are using the Twisted Hobbys’ motor, enlarge the holes in the wood mount with a 1/16”...
  • Page 47 ------ ELECTRONICS ------ RX & FPV There are many, many different options available for setting this airframe up with receivers, flight controllers, FPV cameras and HD recording potential. What is shown here is just one possible solution. This gear is simple and easy to setup and will have you flying FPV without a bunch of programing or wiring.
  • Page 48 Find yourself a park that is out of the way and full of spaced out trees or other obstacles, strap on the goggles and go..!! This completes the build, it’s design and construction should give you many hours of flying enjoyment. This airplane will serve you well, whether you are new to FPV flying or are a seasoned veteran.
  • Page 49 center of gravity and control throws NOSE CENTER OF GRAVITY TAIL C.G. - 2.375” from LE of wing Locate all the electronics to achieve indicated CG point. Use Velcro for initial flights for battery mounting and experiment with it’s position until you have determined the best spot for your flying style.
  • Page 50 pre-flight & testing Prefight Checks Prefight Checks Storage Be safe and enjoy, thank you again for purchasing a Twisted Hobbys’ Product!

  • Page 51: 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%.
  • Page 52 notes and s/u Sheet...