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FB Jets Dolphin S Assembly Manual

Other manuals for Dolphin S: Manual

Summary of Dolphin S

  • Page 1

    Fb jets dolphin s fb jets / feibao dolphin s assembly manual written by rich miller in collaboration with fei bao jets cover photos by robert j. Engle rev. 0 1.

  • Page 2

    Fb jets dolphin s contents disclaimer: 4 introduction 5 specifications 7 component size (length) 7 adhesives 8 standard pneumatic lg systems 8 optional electric lg systems 8 parts list: 8 optional equipment 9 additional equipment 9 optional equipment (builders choice) 9 servo list (hi-tec) based on ...

  • Page 3

    Fb jets dolphin s step 15: radio channel assignments 30 step 16: c.G. 30 step 17: setting of throws 31 maintenance tips: 31 annex a drawings 32 3.

  • Page 4

    Fb jets dolphin s disclaimer: this is not a toy this is a high-performance miniature aircraft, capable of high speeds and damage to life, limb, and property. The manufacturer and its distributors and author of this manual cannot control how you assemble this model, what equipment you use to fit it o...

  • Page 5

    Fb jets dolphin s introduction you have chosen a model that represents the pinnacle of arf technology and factory testing with the new manufacturing processes implemented by fb jets. While there is not a lot of building to do, there is enough to keep you busy for quite a few evenings. Even if you ha...

  • Page 6

    Fb jets dolphin s the wings utilize one carbon fiber main spar and have two anti-rotation pins, with one towards the front and one towards the rear of the root rib. The main spar has a 4 mm tapped hole in each outer end, there is a hole location in of the wings that accepts a flat head 4 mm bolt to ...

  • Page 7

    Fb jets dolphin s specifications total length: 92 1/8” (2340 mm) total wingspan: 81 5/8" (2073 mm) c.G. Location 28% mac: 10 1/2” (267 mm) from le of wing prototype dry weight with all components: 30 lbs (13.6 kg) thrust class: 22 to 36 lbs (100n to 160n) “jet central cheetah used in prototype” serv...

  • Page 8

    Fb jets dolphin s adhesives the author prefers loctite hysol 9462 adhesive for all procedures. This is a very strong epoxy that is thixotropic. “thixotropic” means it does not run at all, but stays only where you put it. It is superior to regular epoxy, even slow setting epoxy, because of this chara...

  • Page 9

    Fb jets dolphin s • 79” (200cm) blue air line • 79” (200cm) red air line • 79” (200cm) white air line • 79” (200cm) yellow air line • 3 three port valves (gear & doors) • 1 one port valve (brakes) • 2 air tanks • 1 fill fitting • 6 three port y’s • 4 four port tees • 4 disconnects optional equipment...

  • Page 10

    Fb jets dolphin s servo list: (hi-tec) data based on 6v torque specifications • ailerons: (1) hs-5625mg or hs-7985mg • elevator: 2) hs-7955tg • flaps: (2) hs-7955tg • rudder: (1) hs-7955tg • nose steering: (1) hs-645mg or hs-5645mg • mechanical retract valve: (1) hs-225 (mg) or electronic pneumatic ...

  • Page 11

    Fb jets dolphin s fuselage center root section wing root section note: any fiberglass surfaces on the inside of the airframe that requires components to be bonded should be cleaned with mild detergent and water to make sure that any mold release agent is removed, and then scuffed with medium grit sa...

  • Page 12

    Fb jets dolphin s using a receiver or servo driver find servo neutral and attach a suitable double sided servo arm perpendicular to the servo making sure to tighten the servo arm screw. The threaded rod supplied with the kit was 2-56 style all thread and clevises as shown in the photos, it recommend...

  • Page 13

    Fb jets dolphin s step 3: forward fuselage once the nose gear and servo assembly is completed, install the retract unit back into the fuselage , prior to installation place a very small dab of thin ca into the mounting screw holes first if using the factory provided sheet metal type screws. Airline ...

  • Page 14

    Fb jets dolphin s optional battery box the prototype was constructed using two lite plywood battery boxes; these allow quick removal of li-po batteries for charging and maintenance and provide a method for achieving correct c.G. Balancing without the need for added dead weight. The components can be...

  • Page 15

    Fb jets dolphin s developed in the fuel system. All fuel system lines should be properly inserted onto the tubing and safety wire tied to prevent unwanted and potentially harmful leaks. Note: restriction in the fuel system may cause performance issue with your turbine such as not allowing proper ful...

  • Page 16

    Fb jets dolphin s tank assembly when working with brass tubing components please follow the steps outlined below: use a small, round file or a #11 x-acto knife to remove the excess metal inside of the cut ends of the tubes. You will need to inspect the ends of all tubes. Another good method is to us...

  • Page 17

    Fb jets dolphin s tank mounting it is recommended that the fuel tanks are mounted to allow for removal for future maintenance. There are many methods available to secure the tanks, a few include mounting with adhesive backed velcro™ or tack glue using a few dobs of rtv. Saddle tanks: the main and sa...

  • Page 18

    Fb jets dolphin s uat / optional smoke tank tray the tray features an integral uat holder and provides a surface to mount an optional smoke tank. The plywood tank holders shown can be fabricated from the supplied template in annex a utilizing 1/8” (3mm) plywood. The saddle tanks use a mount on the f...

  • Page 19

    Fb jets dolphin s front saddle tank mount main tank brackets & uat / (smoke tank) tray 19.

  • Page 20

    Fb jets dolphin s the main tank mounts and uat tray (smoke tank mounting tray) can be fabricated from the supplied templates in annex x utilizing 1/8” (3mm) plywood. Trial fit the main tank as shown previously in the above photo sequence, mark the area on the front of the main tank where the two ply...

  • Page 21

    Fb jets dolphin s step 6: air tank installation the air tanks can be installed in various locations in the airframe, the location used in the prototype was in the area below the front tray using formers cut from 1/8 (3mm) plywood) see photo. There are many methods available to secure the air tanks, ...

  • Page 22

    Fb jets dolphin s step 8: wing – servo installation the two wing halves are supplied with two pre-slotted servo hatches, eight “l” mounting brackets, and mounting hardware. The flaps and ailerons have slots pre-cut into the surface for the fiberglass control horn. The horn should be glued in with hy...

  • Page 23

    Fb jets dolphin s it is not recommended to use the rubber grommets supplied with the servo for the mounting into jet airframes as vibrations typically associated with reciprocating power plants are not an issue. Using a receiver or servo driver, find servo neutral and attach a suitable single sided ...

  • Page 24

    Fb jets dolphin s step 9: vertical fin and rudder servo installation production models have the servo slots and the control horn slots precut as shown the servo is installed in the fin with the spline of the rudder servo facing towards the base of the fin and closest to the leading edge. It is not r...

  • Page 25

    Fb jets dolphin s assemble the rudder linkage; the linkage should measure 4.5” (114 mm) in length from center to center of the ball link and clevis. The clevis should be connected to the hole in the horn that is ¾” (19 mm) from center of the spline. Make sure to use keepers on the clevis. If using t...

  • Page 26

    Fb jets dolphin s adhesive should be removed. Let the control horn adhesive setup undisturbed before proceeding. Using a receiver or servo driver, find servo neutral and attach a suitable single sided servo arm perpendicular to the servo making sure to tighten the servo arm screw. Assemble the eleva...

  • Page 27

    Fb jets dolphin s airline connectors located in fuselage root section along with builder supplied d-type servo connector. Front equipment tray location for electronic solenoid valves under front tray plywood pads glued into place tray secured to pads 27.

  • Page 28

    Fb jets dolphin s step 12: turbine mounting rails and tail pipe vacuum the fuselage thoroughly to remove any debris before installing the turbine. If you need to trim anything for turbine clearance, use a vacuum while you work. This will reduce the chance of having foreign objects finding their way ...

  • Page 29

    Fb jets dolphin s step 14: cockpit the optional semi scale cockpit tub comes pre-trimmed and painted along with the preinstalled canopy glass to the frame. Check fit of canopy frame to fuselage, adjust fitment where required, the canopy latch should engage with little effort when fitment is correct....

  • Page 30

    Fb jets dolphin s step 15: radio channel assignments the prototype was set up utilizing 11 channels as follows, many radio system and option exist, it is up to the builder’s discretion to pick the equipment that best fits their particular needs: two channels for elevators two channels for ailerons t...

  • Page 31

    Fb jets dolphin s step 17: setting of throws elevator should be set values shown in table as measured from the center line of the outboard edge (tip). Aileron should be set values shown in table as measured from the center line of the outboard edge (tip). Flap throw set values shown in table as meas...

  • Page 32

    Annex a drawings fb jets dolphin s 32.

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    Annex a drawings fb jets dolphin s 33.

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    Annex a drawings fb jets dolphin s 34.

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    Annex a drawings fb jets dolphin s 35.

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    Annex a drawings fb jets dolphin s 36.

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    Annex a drawings fb jets dolphin s 37.

  • Page 38

    Annex a drawings fb jets dolphin s 38.

  • Page 39

    28 % mac front dolphin s c.G. Fixture right side 28 % mac front dolphin s c.G. Fixture left side annex a drawings fb jets dolphin s 39.