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F E I B A O L - 3 9 A L B A T R O S

140.

Cut four plywood rectangles to center the pipe.

Figure 140

141.

Epoxy the plywood pieces into place to center the tailpipe and

remove the balsa scraps when dry.

Figure 141

142.

Measure the distance from the pipe to the tail cone of the engine

according with the turbine manufacture recommendations.

Figure 142

Содержание L-39

Страница 1: ...F E I B A O L 3 9 A L B A T R O S 1 1 1 1 FEI BAO JETS L 39 Assembly Manual Written by Curtis Mattikow In collaboration with R C Jet Models...

Страница 2: ...ond experienced modeler go over your installation after assembly A second set of eyes may spot a problem you have missed If you have not flown a model like this before it is HIGHLY recommended that yo...

Страница 3: ...esive to use for all procedures is Loctite Hysol 9462 This is a very strong white epoxy that is thixotropic Thixotropic means it does not run at all but stays only where you put it It is infinitely su...

Страница 4: ...left and right matching airlines are the same length particularly the brake lines or you will get uneven retraction or braking action It s worth taking the time to get everything pneumatic right the...

Страница 5: ...nce and guarantees proper alignment Follow the procedure fully for best results Put a towel or cloth down on your bench to keep the airplane from being scratched Locate all the control surfaces to the...

Страница 6: ...6 2 Coat the leading edge of the elevator with a thin layer of vaseline to keep any glue from sticking to it Figure 2 3 Coat the center point of each hinge with vaselene also Figure 3 4 Coat the carbo...

Страница 7: ...f the stabs Figure 5 6 Fill each hinge hole with hysol Coat each hinge with hysol and insert into place Figure 6 7 Fill the hinge holes in the elevators with glue coat the hinges with glue and press t...

Страница 8: ...e the hinges into that stab Figure 8 9 Add glue to the other elevator and press into place Set aside to dry Note the importance of vaseline on the spar and that the spar must be in place before the hi...

Страница 9: ...s from the wings and set them aside Figure 11 12 Check each hinge line for free movement Sand the trailing edge of the wing if needed to make an adequate gap between the bottom skins Figure 12 13 Remo...

Страница 10: ...10 14 Secure mounts to the aileron servo as shown Do not use servo grommets Figure 14 15 Center the servo and prepare the servo horn as shown Figure 15 16 Add a twelve inch extension to the servo and...

Страница 11: ...and tie the string to the aileron servo extension Figure 17 18 Drop the wheel collar in from the servo bay through the wing and out the hole in the root rib as shown and pull the servo extension thro...

Страница 12: ...O S 12 12 12 12 20 Drill four pilot holes for the mounting screws Figure 20 21 Secure the servo with four provided screws Figure 21 22 Cut a notch in the servo door for the servo horn and screw the d...

Страница 13: ...art by dissasembling the links leaving a locking collar at one end Figure 23 24 Cut down the rod as shown in the bottom of the picture Bevel the threaded end and then unscrew the locking collar to cle...

Страница 14: ...e new shortened linkage as shown You will need to properly size the hole in the surface control horn for the bolt Figure 27 28 The flap servos are assembled in the same way but note that the servo nee...

Страница 15: ...Secure the brake line to the strut also using a tie wrap Figure 29 30 Install both ends of the colored tubing to both nipples of the retract unit Figure 30 31 Drop the wheel collar and string in thro...

Страница 16: ...lored tubing going to the retracts then tape the end of the brake line tubing to the colored tubing as shown Figure 32 33 Pull the airlines through the wing Be very careful not to kink the tubing Figu...

Страница 17: ...e inches from the root Install a quick disconnect between the two retract lines and one to the brake line Figure 35 36 Install the tip tank with the provided screws Repeat all the procedures for the o...

Страница 18: ...not use grommets Figure 38 39 Shorten a link as shown and solder a clevis to it Make a servo horn using the innermost hole on the horn Neutralize the servo and install the horn and link Figure 39 40...

Страница 19: ...B A T R O S 19 19 19 19 41 The linkage needs to stick out the hole as shown2 Figure 41 42 Connect the linkage to the rudder horn as shown Use a safety clip also Figure 42 43 Insert the rudder and fin...

Страница 20: ...R O S 20 20 20 20 44 Tighten the fin retaining clamp using the supplied wrench Figure 44 45 Locate this provided bolt and large washer Figure 45 46 Tighten the bolt and washer into place inside the f...

Страница 21: ...t the linkage until the rudder is neutral and you are happy with the action Hysol the servo tray into place Figure 47 48 Add a thirty six inch extension to the rudder servo tape it for security Figure...

Страница 22: ...the paint to expose the fiberglass underneath Figure 50 51 Roughen up the stab mounts on the fuse the same way You may also drill small holes in both parts to give the glue a better grip too Figure 51...

Страница 23: ...o place Be sure to use adequate glue both on the roots and the spar Figure 53 54 Secure the stabs with the two provided bolts Check alignment throughly while drying Figure 54 55 Attach the elevator ho...

Страница 24: ...allen wrench Figure 56 57 Use aluminum tape to secure the rudder servo extension to the top and side of the fuselage it must not hang and touch the hot tailpipe Coil up the elevator and rudder extens...

Страница 25: ...and set them aside for later Figure 59 60 Link the two air bottles together with a short section of tubing Cut the tubing in the middle and install a y connector Figure 60 61 Install the air tanks wit...

Страница 26: ...ar unit Figure 62 63 Attach a section of tubing about 18 inches long to the nipples of the nose gear retract unit Figure 63 64 Crimp the ends of the steering cable to the outer holes on the nose gear...

Страница 27: ...unit and feed the steering cables through the white plastic tubes Hemostats are handy for this Figure 65 66 Make up three lengths of tubing about 18 inches long Divide each into half and add a y conn...

Страница 28: ...lines forward through the bulkhead in front of the main wheel wells Figure 68 69 Feed one side of each teed off section through the holes on each side of the bulkhead behind the wheel wells Figure 69...

Страница 29: ...off any excess line leaving about three inches and add one complete air disconnect to the pair of retract lines and half of one to the brake line on each side Figure 72 73 Run all the long lines forw...

Страница 30: ...with tie wraps for neatness Do not pinch the lines with the tie wraps Figure 74 75 Add a y connector to each of the two lines from the nose gear retract Figure 75 76 Cut off any excess tubing and conn...

Страница 31: ...the way to the bottom of the fuse in the nose Figure 77 78 Add two 36 inch extensions to each side starting at the wing root for the flaps and ailerons Figure 78 79 Route these extensions forward foll...

Страница 32: ...e all the extensions together with tie wraps Figure 80 81 Silicone your receiver batteries as far forward as far forward as you can get to the floor of the front radio compartment Figure 81 82 Check y...

Страница 33: ...A T R O S 33 33 33 33 83 Glue the tank into place with silicone Figure 83 84 The tank should touch the intakes and be glued with a little silicone there too Figure 84 85 Add a ball link to each of th...

Страница 34: ...34 34 34 86 Make up a hardwood block to mount the valves to It should be about the size of one of the valves Figure 86 87 Screw the valves to the block Figure 87 88 Screw and glue the valve assembly...

Страница 35: ...ut a hole big enough to just accommodate two mini servos for the valves Figure 89 90 Cut the scrap you just removed in two and glue it on the bottom of the tray for reinforcement for the servo mountin...

Страница 36: ...L 3 9 A L B A T R O S 36 36 36 36 92 Add ball links to the servos Figure 92 93 Connect the servos and valves with linkages Figure 93 94 Drill a hole and add the filler valve to the forward radio tray...

Страница 37: ...ray and mark the clearance needed for the retract nipple on the nose gear Figure 95 96 Cut a notch to make sure the nose gear line is not pinched Figure 96 97 Glue some pieces of scrap ply to the bott...

Страница 38: ...98 Mount the nose gear steering servo to the tray Figure 98 99 Drill a three quarter inch hole as shown for airlines Figure 99 100 Connect the two nipples shown with a six inch section of airline and...

Страница 39: ...t it with a y connector Figure 101 102 Add a short section of line to connect the y connector to the fill valve Figure 102 103 Cut that line in half and add a y connector between Figure 103 104 Add an...

Страница 40: ...S 40 40 40 40 Figure 104 105 Add two sections of airline about 9 inches long to the remaining nipples on the retract valve and run them out the hole Figure 105 106 Bundle these lines together with ti...

Страница 41: ...9 A L B A T R O S 41 41 41 41 107 Add two high quality switches Figure 107 108 Add your receiver Figure 108 109 Cut a slot in the tray for the servo leads to come up to the receiver from beneath the...

Страница 42: ...ox if desired behind the batteries on the fuselage floor Figure 110 111 Connect the servo and battery leads to the receiver Figure 111 112 Connect the two retract lines from the valve to the y connect...

Страница 43: ...coming from the brake valve Use a quick disconnect or connect it directly to the valve Figure 113 114 Connect the air supply line from the radio tray to the y connector between the air tanks Figure 1...

Страница 44: ...3 9 A L B A T R O S 44 44 44 44 116 Install the nose gear steering wires to the servo arms Figure 116 117 Try to fit the turbine Figure 117 118 You should cut one inch of the intake to center the turb...

Страница 45: ...You need to pay attention to the engine manufacturer s specified distance between engine and pipe Figure 119 120 Plumb lines onto your UAT then make up a balsa or hardwood block as shown to mount the...

Страница 46: ...nect the fuel line to the main tank Figure 122 123 Epoxy or silicone the propane tank to the other side of the fuse as shown Figure 123 124 Secure your ECU to the engine tray You can lay out your tray...

Страница 47: ...tall your fuel and gas solenoids Again you need to be aware of the cockpit tub and make sure whatever you install works with the tub Figure 126 127 Place the engine tray into the fuse and secure with...

Страница 48: ...128 Complete the plumbing of the fuel and gas systems according to your engine s instructions Figure 128 129 Make up a one eighth inch plywood plate to mount your ECU battery Figure 129 130 Install v...

Страница 49: ...poxy the plate into place atop the two formers in the nose Figure 131 132 Put the ECU battery onto the tray with velcro Figure 132 133 Test the fit of the dashboard into the fuselage You may need to n...

Страница 50: ...hen satisfied with the fit Figure 134 135 You may detail out the cockpit tubs as you like A simple and cheap solution is to make up two plywood plates paint them black and epoxy in place as shown Figu...

Страница 51: ...to the canopy and fuse and trim as required Figure 137 138 Slip the tub inside the canopy frame and glue into place with silicone or epoxy When dry latch the canopy into place Figure 138 139 Temporari...

Страница 52: ...to center the pipe Figure 140 141 Epoxy the plywood pieces into place to center the tailpipe and remove the balsa scraps when dry Figure 141 142 Measure the distance from the pipe to the tail cone of...

Страница 53: ...d to get the pipe at the right height to center on the tail cone of the engine Figure 143 144 Epoxy the blocks to th engine mounts Figure 144 145 Drill pilot holes through the mounting tabs and the bl...

Страница 54: ...spar into the fuse Make a mark four and a half inches from each end to make sure you keep the spar centered when putting on the wings Figure 146 147 The wings are secured with the two provided bolts B...

Страница 55: ...pounds of thrust It will fly fine in a very scale like manner with only 12 pounds of thrust 14 will give a little more push and a P 70 or Wren Supersport in the 16 18 pound class should give very vivi...

Страница 56: ...apable of most aerobatic maneuvers and it looks very scale in the air Enjoy your new model when you chose FeiBao you chose the most advanced most prefabricated models available and you have the full s...

Страница 57: ...57 57 57 57...

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