Skymaster ARF PLUS PRO F104G Assembly And Operation Manual Download Page 27

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OPTIONAL CG MODIFICATION

P-27

The original setup has a thrust line of between 5-7 degrees. To change this thrust like
to 2 degrees you need to do following:



Raise the turbine by 40mm



Raise the top of pipe to be +/- 90mm from top of skin



Adjust nozzle for downward angle



Ajust CG to 120mm from wing leading edge back. (just behind slat)

Photo 57

Assembly & Operation Manual

Photo 58

Photo 59

Summary of Contents for ARF PLUS PRO F104G

Page 1: ...speed brakes landing gear and doors are factory installed Before you start building and setting up your aircraft please make sure you have read this instruction manual and understood it If you have any questions please don t hesitate to contact us Below are the contact details Office Taiwan No 15 Min San 3rd Street Ren Wu Area Kaohsiung 814 Taiwan R O C TEL 886 9 3299 7923 FAX 886 7373 1215 http w...

Page 2: ...IO EQUIPMENT ACCESSORIES 8 KIT CONTENTS 9 OPTIONAL PARTS 10 CONTROL LINKAGES 12 WINGS 12 STABILIZERS 15 RUDDER 16 FUSELAGE REAR AND FRONT 17 FUSELAGE CENTRE 18 FUEL CELLS 18 FUEL DIAGRAM 19 AIR SYSTEM 20 AIR DIAGRAM 21 TURBINE INSTALLATION 22 COCKPIT CANOPY 23 EQUIPMENT INSTALLATION INTO THE F104 ARF 24 BEFORE YOU FLY 25 OPTIONAL CG MODIFY 26 P 2 Assembly Operation Manual ...

Page 3: ...is reason we at Skymaster are unable to guarantee or provide a contractual agreement with any individual or company that the model you have made will function correctly and safely You as operator of the model must rely upon your own expertise and judgment in acquiring and operating this model WARNING This jet aircraft is a high end product and can create an enormous risk for both pilot and spectat...

Page 4: ...in the shade Extreme temperatures will damage the paint Finishing Your All White F104 ARF PRO It is always best to fully assemble the model before painting By doing so no damage or glue prints will ruin the paint The all white model will have some release agent on the surfaces Use 1000 wet and dry paper to sand the entire model Mould lines can be sanded and filled using normal automotive fillers P...

Page 5: ...y are light and extremely strong how ever they will dent if mishandled Always support these structures on clean soft foam rubber LIVE HINGE Skymaster utilize this system of hinging control surfaces because it is a very strong hinge system and is accomplished at the factory Occasionally because of climatic changes the bottom surfaces may catch or inter fere with control travel surface actuation Sho...

Page 6: ...quality plane that is not so strong or safe Jet models require good gluing techniques due to the higher flying speeds and hence higher loads on many of the joints We highly recom mend that you use a slow cured epoxy for gluing highly stressed joints like the hinges and control horns into position and the most commonly used is Aeropoxy Bob Violett Models USA The self mixing nozzles make it easy to ...

Page 7: ...nt extra resin will add up to a heavy model Plan before you glue The glass cloth side of parts to glue should be sanded with 80 grit paper for best glue adhesion Support the fuselage on foam pads Skymaster makes every attempt to insure that the parts fit However due to manufac turing tolerances some parts may fit a little tight Always trial fit parts and adjust if needed Only use high quality adhe...

Page 8: ...ervo s are far from the price of replacing the entire model REMEMBER The best equipment is only as good as the weakest link Ask your self if this servo or link or lead etc is worthy of my trust to protect my very large investment Accessories 1 1 DS8911 servo s for the elevator 2 1 DS8911 for rudder 3 2 DS8911 servo s for ailerons 4 2 DS8511 servo s for flaps 5 2 DS 8911 for slats 6 1 JR8511 steeri...

Page 9: ...lage front middle rear section including fin nose cone tail cone Nose gear Main gear door s installed speed brake installed Wings left and right tip missiles Elevator Wing spars ventral fins Canopy assembly glass Assembly Operation Manual P 9 Photo A ...

Page 10: ...iller 2 x Pressure Gauges 1 x Electronic Brake Valve 5 x Air Tubing 10 x Quick Disconnect 8 x T pieces 2 x 4 way Pushrod Set Fuel Tank 4 5L Airpower Optional 5 in 1 Electronic Valve Sequencer Control Brake Gear and Doors Photo 2 Photo 1 Photo 3 Photo 4 Photo 5 Photo 7 Stainless Steel Tail Pipe Cockpit Photo 6 ...

Page 11: ...bly Operation Manual P 11 Servo mounting hardware Bolts Accessory pack Carbon Bypass Scale nose doors L G hydrolic set Photo 9 Photo 8 Photo 10 Photo 11 Photo 12 Photo 14 Tygon Tubing Tank Hardware Photo 13 ...

Page 12: ... Make sure to have some sort of protective foam on the work bench This will protect the paint surface from unwanted dents Assemble both wings simultaneously Mark each step Remove and mark servo covers and inspect plywood Use dremel to clean out some glue and ply to make sure servos will fit well P 12 Photo 15 Photo 16 ...

Page 13: ...o s with TX Secure extension wire Use safety clips on joint Secure servo s to wing Use 4 servo screws Draw a line perpendicular to hinge line Mark location of aileron horn Mill slot in root of aileron Take care not to damage hinge tape Use 30 minute epoxy to glue control horns Note Make sure horn is supported by balsa block inside the aileron root If no balsa cut root of aileron and insert balsa b...

Page 14: ...e up flap pushrod Make up 2 Fit pushrod to servo horn and secure safety clip Note See Pic 19 Angle always 90 degree Slide pushrod through hole in trailing edge and insert safety clips Check that flap operate correctly and freely Repeat for other wing Fit the servo horns to slat servos 8911 Follow the same procedure as flaps Later models have new improved hinges and slat bulkhead link support If yo...

Page 15: ...r mount with 4 screws Fit servo horn and centre servo using radio Fit the pushrod to horn Secure with safety clip Impossible to adjust servo once tailpipe is fitted Remove the cover from the bottom of stab Locate the bolts to fit stab to belcrank Secure the stab to fin Replace the covers Fit the top op elevator pushrod to elevator belcrank Secure safety clips Check operation of elevator servo and ...

Page 16: ...n wire Cut flat sections into wire and secure belcrank to wire with loctide Fit servo to servo plate with 4 set screws Fit pushrods to servo horn and belcrank Use safety clips Make sure servo horn and belcrank form 90 degree angle Trail fit rudder Check left and right deflection If not enough deflection trim fin post When correct glue the pin hinges to rudder and fin post Fir servo cover NOTE To s...

Page 17: ...kets to formers Align fuselage and secure with 4 x M5 clamps Check fit all around seem for sound joined Route 2 servo wires along inner skin of rear fuselage Install servo male and female plugs for 2 servo wires For easy removal of rear section I recommend that the 2 wires are joint via a male female plug Run speed brake air tubing along fuselage Fit quick connector where the fuselage splits Insta...

Page 18: ...o 40 FUEL CELLS NOTE Bad plumbing lead to flame outs This will destroy your model Please take your time and do a good job Rinse fuel tank and check for leaks Make up fuel line fittings Make sure clunk moves freely and reaches all corners of inside of tank Fit to tank Mark pipes for inlet and outlet Secure tank in position between inlet ducts Plumb tank using diagram on next page Fill tank and chec...

Page 19: ...FUEL CELL DIAGRAM P 19 Assembly Operation Manual Photo 44 ...

Page 20: ... Plumb the landing gear door and brake system by using color air tubing T all same color tubing together until a single pipe emerge Fit electronic EV5U valve underneath cockpit Route all 5 pipes to EV5U Plumb speed brake Secure 2 x 2way electronic valves adjacent to EV5U This will be for speed brake The air system will consist of Air up Air down retracts 2 Air up Air down doors 2 Air out brakes 1 ...

Page 21: ...AIR DIAGRAM P 21 Assembly Operation Manual Photo 49 Diagram for retracts For scale functions such as speed brake and sliding canopy you will require addi tional 2 way electronic valves Photo 48 2 way ...

Page 22: ...d suggest you install a FOD This will save you money in the long run Install fuel pump close to UAT We recommend to make use of a mechanical shut off valve as well Secure all Festo pipes with cable ties Make sure fuel filter and gas canister are mounted vertical Install NiCad or Li Po battery in nose I always put a fuse holder inline with power cable Trial fit bypass top cover Cut slots and secure...

Page 23: ...mbly Operation Manual Cut cockpit to fit fuselage Check that nose gear clear cockpit when retracted Secure rear of cockpit with 2 screws Check that canopy cleat the cockpit Trim if needed After painting fit glass Install pilot Photo 53 Photo 54 ...

Page 24: ...as far as possible It is advisable not to run RX cables near any kind of electrical fields Make all switches and filler valves and charg ing sockets easy accessible The F104 will come out tail heavy if you do not plan installation It is very important to install all equipment as far forward as possible I have installed 2 x RX 2 X ECU batteries in nose I have installed a UAT before CG This will alw...

Page 25: ...d have some feel of model before If you do not like the feel of model you can change the angle of the trust pipe Measure 90mm from fuselage to pipe skin at aft fuselage split lo cation Move CG to 120mm back LE Raise the turbine by 40mm on the rail to gether thrust line change The thrust line modification and CG change is to gether and not separate Please enquire if unsure see last page Weight Dry ...

Page 26: ... edge is We recommend to fit gyros on ailerons to help with overall stability of flight Landing Fly a complete circuit before landing Approach from the downwind side and lower the LG Fly a complete circuit getting use to the power required On the next circuit lower the flaps It is very important to get the nose up for landing Use elevator to get nose up and throttle to change altitude You will nee...

Page 27: ... To change this thrust like to 2 degrees you need to do following Raise the turbine by 40mm Raise the top of pipe to be 90mm from top of skin Adjust nozzle for downward angle Ajust CG to 120mm from wing leading edge back just behind slat Photo 57 Assembly Operation Manual Photo 58 Photo 59 ...

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