Zippkits SLR Missile Thunderboat, Building Instructions

Page 1: ...S L R M I S S I L E 1 J M P H O B B Y G R O U P L L C SLR Missile Thunderboat Zippkits R C Boats BUILDING INSTRUCTIONS 2018 JMP Hobby Group LLC Indiana USA...

Page 2: ...e are a few safety tips Never operate your boat alone If you get hurt you may not be able to drive for help Never ever operate your boat in an area where there are full size boats or swimmers If somet...

Page 3: ...adds several new design elements that make the boat more efficient faster and easier to build The SLR Missile is also legal in all Thunderboat classes in both IMPBA and NAMBA You can build this boat w...

Page 4: ...e Sanding blocks with 80 and 220 grit paper Drill with bits Square FLAT Workbench Titebond III wood glue Good quality 30 minute epoxy Epoxy finishing resin West Systems epoxy MAS epoxy etc Lots of cla...

Page 5: ...ize with Clevises Zipp 3462 and 3459 2 4 40x12 Pushrods Zipp 3463 5 16 OD carbon pushrod 2 pushrod seals Zipp 3404 or 3422 12 5 17 ounce Fuel Cell Zipp 3504 or 3506 250 strut Zipp 3416 250 drive dog Z...

Page 6: ...is critical that you note the parts correctly or they will not fit Note that all reference to right or left are as if you were sitting in the boat All parts are marked with either a laser etch or two...

Page 7: ...S I L E 7 We like the Great Planes 11 inch bar sanders Your life will be much easier with one of these Epoxy brush trimmed for fast epoxy application Use good quality epoxy and finishing resin Get lo...

Page 8: ...her side use a continuous strip of tape on the seam This will be a tape hinge Carefully remove the tape you put on the other side Mix up some 30 minute epoxy and coat both edges while you open up the...

Page 9: ...III glue 3A on top of 3 Be sure that both bulkheads line up all the way around Use scrap 1 8 wood to be sure that the slots are lined up correctly Clamp until cured Glue the turn fin doubler FD to 3A...

Page 10: ...are married we do not recommend the kitchen table for this Make sure that the two holes in the rear of the jig are on your left side This is the hull s right side and you will put all bulkheads in pl...

Page 11: ...ls with Titebond or epoxy Glue to bulkheads 1 2 and 3 Run a strip of tape between bulkheads 1 and 3 Just tight enough to keep the bulkheads tight against the engine rails Use a square to be sure that...

Page 12: ...t bulkheads 4 and 5 and tape the rear corners tightly Before the glue dries check to be sure that the stringers are lined up with each forward bulkhead 1 2 and 3 See picture This is mainly cosmetic bu...

Page 13: ...s photo Inner chines in place Glue in the transom brace at this time This is glued into the front of bulkhead 5 and will fit into the bottom later Brace can go in either way Inner Chines Glue in both...

Page 14: ...fits well and all slots line up Plan your clamping and weights now When you are happy with the fit use Titebond or epoxy to glue the bottom in place Work quickly Clamp and weight as much as you can W...

Page 15: ...t into the slots and just glue to the bottom at the tip Sponson Chines and Spray Rails Sand a slight bevel on the tips of the sponson chines SC and RSC so that they fit against BH1 nicely Bevel the fr...

Page 16: ...head 4 Use your sanding block with 80 grit to break the edge of the non trip near BH4 There will be a gap at the front and a small notch at the rear that will require filling When happy with the fit g...

Page 17: ...ing in place Lots of clamps When you are satisfied that the sheeting will lay flat on the sponsons glue in place Clamp until you are 100 positive that the sheeting is in full contact everywhere Make s...

Page 18: ...om This bevel will be on the outside of the bottom It is much easier to do this now When happy with the fit glue in place the rear sponson bottom not marked and R At the same time glue in the forward...

Page 19: ...this filler mixture to the corner where the bottom meets the front sponsons Make a nice small fillet Dip your finger in denatured alcohol and smooth it as much as possible Wipe off as much excess glue...

Page 20: ...e bottom where you added the bottom extensions Use whatever glass you have left over to reinforce the transom to bottom area Mix up about 4 ounces of epoxy finishing resin You can add a splash of dena...

Page 21: ...nd clamp in place Also install the deck center support DCS to the FRONT of bulkhead 1 This will provide a gluing surface for the deck center Seal Decks Place the sponson decks and hull decks so that t...

Page 22: ...so they must be sealed well Continue coating the inside with finishing resin If you need to mix more use a new container and brush If you don t the old resin will mess with the new resin and create a...

Page 23: ...sides two short sides the top and bottom as well as the 1 8 ply top with lid Sand all the parts smooth with 80 Lay a piece of plastic wrap or waxed paper on your bench Using Titebond glue the sides to...

Page 24: ...or the lid to seal properly To get inside the upper part bend an acid brush about 120 degrees this works very well You can seal the inside top and all four sides of the outside in one session Allow to...

Page 25: ...m through the slot and hole in bulkhead 3 and into the collet Try to slip a piece of 9 32 brass tubing over the rod up to the collet If that fits without interference slip a piece of 5 16 brass tubing...

Page 26: ...e stuffing tube is now sticking down Mix up about a 1 4 ounce of 30 minute epoxy and mix a little filler in such as micro balloons or silica Just thicken to about mustard consistency Apply this under...

Page 27: ...ttom with the included brass flat head screws Install an EZ connector to the throttle servo arm Install on the underside of the arm and use the metal retainer not the plastic one Screw a 4 40 ball lin...

Page 28: ...ove for the 4 40 pushrod in the dowel Rough up the end of the pushrod and glue this assembly into the ends of the carbon tube Wipe off excess epoxy and allow to cure Slip the threaded end through the...

Page 29: ...about inch from all the way in 14 inches Put the engine in place and tighten the engine mount bolts Slip a piece of inch ID silicone tubing over the end of the pipe and put the rubber insert pipe clam...

Page 30: ...num extension tube so that it fits between the end of the pipe and the outlet and is inch shorter If the distance is 10 inches make the aluminum tube 9 3 4 inches long Slip the tube into the inch ID s...

Page 31: ...so that we could keep the rudder at 90 degrees to the bracket Drill the rudder pushrod hole in the transom with a inch bit Locate the radio box as close to bulkhead 3 as you can Leave at least 3 8 in...

Page 32: ...s carefully bend the tube at your mark Use your thumbs and bend a nice gradual arc Slip the tube back in to the stuffing tube and continue to bend it to meet the strut You want one smooth bend then a...

Page 33: ...ble the drive dog with the set screw Use thread locker Slip the cable into the strut and tube being absolutely certain that the cable is all the way into the collet Measure the distance from the back...

Page 34: ...er and throttle work remove everything Turn fin Assemble the turn fin to the bracket so that it is on the inside of the bracket If you mount the fin on the outside of the bracket it would cause the wa...

Page 35: ...e forward cowl deck former in place with its 3 16 dowel The waxed paper will prevent the former from being glued to the boat Use small clamps inside to hold the former flush with bulkhead 1 Do not glu...

Page 36: ...xy in the next steps use some to create a small fillet on the cowl formers Only put a fillet on the BACK of the front former and the FRONT of the rear former If not the cowl won t fit Glue the forward...

Page 37: ...f the hull before going up to the dashboard and rear air exit Top Deck The Bullitt deck is done in 5 pieces Two deck sides two sponson decks and one deck center It is important that you test fit and f...

Page 38: ...is will make it easier to line up the deck when you are gluing it in place Set the cowl in place and trace directly onto the decks These will be your trim lines Trim the deck to these lines You will n...

Page 39: ...ck center support glued to bulkhead 1 Tape tightly in place Let sit for at least 3 hours We used a couple of clamps made from 3 inch PVC pipe sliced into rings about an inch wide with about 1 inch cut...

Page 40: ...hrough the transom and the rear cowl former Hold the cowl down and drill slowly Remove the cowling and drill the hole in the transom ONLY to 13 64 inch The latch should go all the way in until the bod...

Page 41: ...ttle servo Bend the pushrod as needed Hook up the throttle and rudder pushrods Water Supply Lines The holes in the bulkheads are sized for DuBro XL silicone tubing We use it from the rudder to the eng...

Page 42: ...t gets wetted with resin The second coat will be a little more challenging but will use far less resin and be faster to cover When you are sure that all areas on the top and sides are covered let it c...

Page 43: ...000 and clear coat the entire hull Make sure the clear is completely cured before final assembly Apply your decals Wipe the area with alcohol allow to dry Remove the backing from the decal If you have...

Page 44: ...gap here Tighten the strut in the brackets Install the rudder assembly Install the flex shaft Install the fuel bag and fuel lines Install water outlets Install water lines Push the rudder and throttle...

Page 45: ...hat your prop is sharp and balanced Make sure all screws and nuts are tight Fill the tank turn on your transmitter then receiver Wiggle the rudder so you know it works and then start the engine Don t...

Page 46: ...unstable Strut too high CG too far back Boat needs left trim to go straight Prop walk Prop walk Prop walk Turn fin not aligned correctly Prop walk Boat slides too much in turns Turn fin bent Turn fin...

Page 47: ...e at full throttle but due to prop rotation left turns are not pretty Remember that if you don t allow the nose to come up the chance of blowing over is greatly reduced Be aware of wind conditions and...

Page 48: ...S L R M I S S I L E 48...

Page 49: ...S I L E 49 Carb bellcrank and carb arm in place Optional 3558 aluminum arm shown Bellcrank pushes arm open Throttle spring closes Deck support trimmed for carb clearance Makes installing complete eng...

Page 50: ...S L R M I S S I L E 50 Cowl vent templates...