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FB Jets Dolphin S Скачать руководство пользователя страница 1

FB Jets Dolphin

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Written By Rich Miller in Collaboration with Fei Bao Jets

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Содержание Dolphin S

Страница 1: ...FB Jets Dolphin 1 Written By Rich Miller in Collaboration with Fei Bao Jets Rev 0 ...

Страница 2: ...c Landing gear 11 General 11 Step 1 Nose Gear 11 Step 2 Main Landing Gear 12 Step 3 Forward Fuselage 13 Optional Battery Box 14 Step 4 Fuel Tanks 14 Tank Assembly 16 Tank Mounting 17 Saddle Tanks 17 Optional Mounting 18 Main Tank Auxiliary tank 19 Optional Mounting 20 Step 5 Final Fuel System plumbing 21 Step 6 Air Tank Installation 22 Step 7 Aft Fuselage 22 Step 8 Wing Servo Installation 23 Figur...

Страница 3: ...servo installation 27 Figure 5 Stabilizer servo layout 28 Front equipment tray 30 Step 12 Turbine Mounting Rails and Tail Pipe 31 Step 13 Turbine Accessory Installation 32 Step 14 Cockpit 33 Step 15 Radio Channel Assignments 34 Step 16 CG 34 Step 17 Setting of throws 34 Maintenance Tips 35 Annex A 36 ...

Страница 4: ...ced turbine pilot to do your maiden flight Very often the first few seconds of a maiden flight are critical until the aircraft is trimmed out and having an experienced pilot at the controls can make the difference between a wrecked aircraft and once that enjoys many hundreds of flights Be sure to select a suitable field for flying take the time to find a large paved runway if at all possible espec...

Страница 5: ... internal clamping mechanisms that are easily tightened with hex Allen wrenches through the access holes in rear fuselage as shown The right horizontal stabs has an integral carbon fiber spar the left has a built in tube socket Both have an anti rotation pin located towards the leading edge The right stab is inserted into the integral tube in the aft section of the fuselage Upon complete insertion...

Страница 6: ...3 8 415 mm Wing Panel ea 38 971 mm Canopy 45 1143 mm Forward Fuselage 70 3 8 1787 mm Aft Fuselage 33 5 8 854 mm Thrust Tube Pipe Length 37 940 mm Pipe Diameter 3 89 mm Bell Mouth Length 2 75 70 mm Total Pipe Length with Bell Mouth 39 1010 mm Construction Preliminary Steps before you begin Keep this in mind as you proceed Look at EVERY assembly step you finish and ask yourself Could this cause a ma...

Страница 7: ...s that may attack the fiberglass and could ruin the surface finish of your model Standard Pneumatic LG Systems Pneumatic retracts typically are the number one maintenance issue with most models however with proper installation procedures and preventive maintenance this need not be the case The Dolphin uses pneumatic retract and brakes If you follow a few tips you should have a very reliable leak f...

Страница 8: ...e Port Valve Brakes 2 Air Tanks 1 Fill Fitting 6 Three port Y s 4 four port Tees 4 Disconnects Optional Equipment Sport Scale Cockpit Electric Retracts Optional Additional Equipment While the kit is comprehensive there are additional parts required as follows Turbine Thrust Class 30 to 42 lbs 130N to 190N The Prototype was powered with the Jet Central Rhino SP Radio System Users Preference of Manu...

Страница 9: ...Male Female Wiring harness Servo List Hi Tec 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 Dual Action Valve Mechanical Brake Valve 1 HS 225 MG or Electronic Pneumatic Single Action Valve Servo List JR based on 6V torque ...

Страница 10: ...any connector system could be utilized including standard servo extensions Note If using individual servo extensions it is a good idea to mark each lead with an identifier to aid during re attachment Aft Fuselage Front Fuselage The wing connections also utilized DB 9 D Type connectors for the connection of the servos when the wing is slid onto the spar and mates with the fuselage the servo connect...

Страница 11: ... with a hand pump or other suitable air source while they are removed from the airframe Make sure the extension and retraction of the gear is smooth before final installation The prototype unit needed some slight adjustment filing of the trunions to remove interference fit see photo Additionally check for free rotation of the wheels on the axels the wheel bushing will require lubrication or even m...

Страница 12: ... supplied with the kit was 2 56 style all thread and clevises as shown in the photos it recommended to change these to 4 40 parts Step 2 Main Landing Gear Remove main gear from wings and perform leak checks as describe above After performing the above checks reassemble the main gear back into the wings using the supplied screws or replace with builder supplied optional allen head bolts and blind n...

Страница 13: ...wing halves A 1 1 scale drilling template and C C fixture was created to locate the male connectors in the wing root area of the fuselage and can be found in Appendix A of this manual Battery Mounting The choice of the battery technologies to be used is up to the builder s discretion The goal of the build was to achieve proper G C without the need to add dead weight The prototype model required th...

Страница 14: ...he battery boxes in place The batteries are held in place with a wood dowel that is positioned in the front of the battery box the dowel is held in position by servo screws see photos below Step 4 Fuel Tanks If your model is provided with a factory plumbed fuel tanks it is recommended that you disassemble and inspect the tank hardware The process used to cut the tubes at the factory may leave behi...

Страница 15: ...eaks Note Restriction in the fuel system may cause performance issue with your turbine such as not allowing proper full speed RPM abnormally high pump pulse width numbers and or excessive stress placed on the tanks while fueling the model Stress on the tanks is due to expansion caused by air not venting out of the tanks fast enough during fueling Additionally fuel restrictions or leaks on the suct...

Страница 16: ...re to install fuel line barbs checking the ends of the brass tubing to make sure any sharp edges are removed that could potentially cut the Tygon tubing causing leaks When finished make sure to blow out any metal fragments that may have been left behind and clean up any sharp edges While the components are apart or re fitting with new larger tubing check the fuel pickup line for equal lengths in b...

Страница 17: ...ould be leak checked before installation in the aircraft Connect extra lengths of fuel tubing to the fuel and vent lines and submerge the tank in water Pinch off one line and gently pressurize the tank by blowing into the other looking for signs of air bubbles If the tank shows evidence of air leakage around the vent cap tighten the screw and check again If the fiberglass weave is leaking repair w...

Страница 18: ...nut when tightened if so grind to fit flush There is a front and rear mount for each tank Trial fit the saddle tanks as shown in the following photo sequence mark the area on the front of the tanks where the front plywood mount attachments will be positioned and also mark the area on the fuselage where the front fuselage tank mounts will be positioned Sand the areas with medium grit sand paper Wit...

Страница 19: ...nd main tank bracket Main Tank Auxiliary tank The main tank is located as shown in the photo it is the builder s discretion to provide the proper securement method to ensure safe operation Front Saddle Tank Fuselage Mount Main Tank Retaining Plate ...

Страница 20: ...ptional 1000 ml rectangular auxiliary Nalgene tank would fit The plywood main tank retaining plate and main tank floor shown can be fabricated from the supplied templates in annex X utilizing 1 8 3mm plywood The saddle tanks use both a rear and front mount to secure them The front mounts also serve as a securement location for the main tank retaining plate If using the optional Builder supplied Na...

Страница 21: ... vent line of the left saddle tank is connected to the clunk line of the main tank The vent line for the main tank is connected to the clunk line of the aux tank The vent line from the aux tank is connected to the vent fitting that exits the fuselage Safety wire all connections at this time If you use plastic wire ties Ty raps to bind the fuel tubes together for a neater installation make sure not...

Страница 22: ...lude mounting with adhesive backed Velcro or tack glued in place with RTV RTV was used in the prototype and can be cut in case the tanks need to be removed for service Step 7 Aft Fuselage The aft fuselage section is complete from the factory with all of hardware installed the only item left to the builder is the installation of the builder supplied wiring harness and if desired an optional connect...

Страница 23: ...n up the area on the horn where the adhesive will make contact A uniform adhesive fillet should be created around the control horn and the control surface It is helpful to use masking tape around the periphery of the control horn slot Any extra adhesive should be removed Let the control horn adhesive setup undisturbed before proceeding The spline of the aileron servo will face towards the wing tip...

Страница 24: ... measure 3 5 32 80 mm in length from center to center of the ball link and clevis For the Aileron servo the clevis should be connected to the hole in the horn that is closest to 25 32 20 mm from center of the spline Assemble the Flap linkage the linkage should be 3 95mm in length For the Flap servo the clevis should be connected to the hole in the horn that is closest to 13 32 10 mm from center of...

Страница 25: ...cement in vertical fin The servo is installed in the fin with the spline of the rudder servo facing towards the fuselage and closest to the trailing edge see figure 4 Cut the slot in the fin as shown in figure 4 if using Hi Tec servos you can utilize the slot cut out Template from Annex A of this manual if using other servo brands you might have to shift the template slightly based on the height o...

Страница 26: ...perpendicular to the servo making sure to tighten the servo arm screw Use sheet metal type servo screws to mount the servo after installing the screws remove them and apply a drop of thin CA to each of the holes to reinforce them reinstall screws after the CA sets up Assemble the rudder linkage the linkage should measure 4 3 109 mm in length from center to center of the ball link and clevis The cl...

Страница 27: ...the adhesive will make contact A uniform adhesive fillet should be created around the control horn and the control surface It is helpful to use masking tape around the periphery of the control horn slot Any extra 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 a...

Страница 28: ...ray on the fuselage floor The layout of components is shown in the photo This arrangement allows easy access provides good separation between the turbine and receiver electronics and sits low enough for the cockpit to easily fit on top Addition component locations for ancillary devices such as the ECU fuel shut off valve etc to name a few can be accomplished using mounting plates glued to the fuse...

Страница 29: ...FB Jets Dolphin 29 Fuselage Y harness shown Airline connectors located in fuselage root section along with builder supplied D type servo connector ...

Страница 30: ...FB Jets Dolphin 30 Front equipment tray Location for electronic solenoid valves under front tray Plywood pads glued into place Tray secured to pads ...

Страница 31: ...of the pipe Insert the pipe into the fuselage and position the aft end of the pipe flush with the fuselage exit Position the Turbine on the mounting rails Set the gap between the rear of the exhaust cone and the mouth of the pipe to manufacturer s specifications This is typically around 25 mm see photo When you are satisfied with the fit up mount the turbine to the mounting rails you can use appro...

Страница 32: ...t the major turbine fuel handling components such as the pump solenoids should be mounted on a removable plywood plate Also the ECU should be mounted on its own plate for easy access see photos follow the Turbine manufactures recommendations for equipment connections Original installation of individual components Updated Installation of Jet Central Power Pack ...

Страница 33: ...ewed to the canopy frame using seven small screws shown with black arrows The Yellow Arrows I the front point to the two allen head bolts used to key the canopy to the fuselage slots the yellow arrows in the rear pint to the locating tabs that key into slots on the fuselage The canopy latch is preinstalled and is located in the rear edge of the canopy Bolt key slows shown in fuselage these may req...

Страница 34: ... the gear in the extended position Battery positioning should be enough to achieve the correct CG location without adding dead weight Note To simplify the process of determining the CG the author created two plywood fixtures that can be inserted between the wing panels and the fuselage see photo xx The Airframe then can be lifted with a strap on the GC point to allow easy adjustments see photo xx ...

Страница 35: ...e tightened verify toe in on main wheels for reliable tracking Check all hinged surfaces i e pull on them before each flying session Check for proper radio operation slowly cycle all surfaces with the transmitter making sure they are moving in the correct direction and proper deflection Note it is easy to lose a model due to a simple mistake of selecting the wrong model memory in the transmitter C...

Страница 36: ...FB Jets Dolphin 36 Annex A ...

Страница 37: ...Fuel Tank Mounting Floor Main Fuel Tank Mounting Bracket Rear Saddle Tank Mount Front Saddle Tank Mount Front Saddle Tank Fuselage Mount ...

Страница 38: ...Battery Box ...

Страница 39: ...Battery Box ...

Страница 40: ...Battery Box End Frame Battery Box End Frame Battery Box Fuselage Mount Fuselage Connector Mount Wing Connector Backer Wing Connector Plate Wing Connector Spacer Plate ...

Страница 41: ...UAT Holder ...

Страница 42: ...Left Fuselage Template Right Fuselage Template ...

Страница 43: ...FB Jets Antenna Holder ...

Страница 44: ...1 1 scale Dolphin Fin Rudder Cut Out Template Center line of pin ...

Страница 45: ...1 1 scale Dolphin Stab Cut Out Template Center line of pin ...

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