background image

1 7

o

11) When satisfied with the alignment,

secure the wheel pants in place by installing
two 2mm x 8mm wood screws through the
two predrilled holes in the gear bracket and
into the side of the wheel pant.  Do this for
both wheel pants.  See photo # 28 below.

Photo # 28

PARTS REQUIRED

AILERON SERVO

INSTALLING THE AILERON SERVO

o

{2} 2mm x 85mm Wire Threaded w/L-Bend

o

{2} Nylon Clevises

o

{2} Nylon Snap Keepers

o

{2} Wing Servo Mounting Plate (W-25)

o

{2} Nylon Adjustable Control Horns

o

1) Install the rubber grommets and brass

collets onto your servo.  Test fit the servo into
the precut servo hole in the top side of the
lower wing.  The output shaft should be point-
ing towards the leading edge of the wing.

Because the size of servos differ, you may
need to adjust the size of the precut open-

ing.  You may also need to use a modeling
knife and cut a groove to allow room for the
servo wire to exit the hole.

o

2) Remove the servo and position the two

servo mounting plates (W-25) on the wing.
The plates should be centered from side to side
and the inside edge should be even with the
servo opening.  See photo # 29 below.

Photo # 29

o

3) Hold the two plates in place and trace

around them using a pen.  Remove the plates
and using a modeling knife, remove the cov-
ering from just inside the lines.

o

4) Mix a small amount of Kwik Bond 5

Minute Epoxy and glue the plates in place.
Allow the epoxy to cure completely.

o

5) Install the servo using the wood screws

provided with your radio system.  Drill 1/16”
pilot holes through the plates before install-
ing the screws.  This will help prevent the
wood from splitting.

INSTALLING THE AILERON LINKAGE

o

6) Thread one nylon adjustable control

horn onto each aileron torque rod.  Thread
them on until the are 7/8” above the top sur-
face of the wing.  See figure # 8 below.

Figure # 8

o

7) Thread one nylon clevis onto each of

the two 2mm x 85mm threaded rods with L-
bends.

o

8) With the servo centered, install one

dual takeoff servo arm onto the servo.  The
arm should be installed so it is parallel with
the trailing edge of the wing.

o

9) Use a couple of pieces of masking tape,

taped between the ailerons and the trailing
edge of the wing, to hold the two ailerons in
neutral.

o

10) Snap the clevises onto the adjustable

control horns.  With the servo arm and aile-
rons centered, push the L-bends down through
the holes in the servo arm.  Adjust the length
of the wires by turning the nylon clevises in
or out until the correct length is achieved. Hold
the wires in place using two nylon snap keep-
ers.  See photo # 30 at top right.

WOOD

SCREWS

MOUNTING

PLATE

MOUNTING

PLATE

7/8”

ADJUSTABLE

CONTROL HORN

Содержание Ultimate

Страница 1: ...along with this we ve provided a prepainted four color cowling prepainted wheel pants and a clear molded canopy There is no other aerobatic biplane in it s class that is easier to assemble or that flys better We know you ll enjoy building the Ultimate but you bought this airplane to fly And that s what it does best Set up for sport flying it s predictable and tracks like it s on rails Deceivingly ...

Страница 2: ...ilizer 5 Mounting the Horizontal Stabilizer 6 Vertical Stabilizer Mounting 7 Align the Vertical Stabilizer 7 Mounting the Vertical Stabilizer 7 Top Wing Mounting 7 Align the Top Wing 7 Installing the Interplane Struts 8 Mounting the Top Wing 9 Control Surface Installation 9 Hinge the Elevator Halves 9 Install the Tail Wheel Assembly 9 Hinge the Rudder 10 Install the Tail Wheel 11 Hinge the Bottom ...

Страница 3: ...es o 4 2mm x 15mm Machine Screws o 2 600mm Nylon Pushrods o 2 2mm x 100mm Wire Threaded Both Ends o 3 Nylon Clevises one w 1 5mm I D Hole o 1 Nylon Joiner Plate o 2 2 2mm x 10mm Wood Screws o 4 2mm Flat Washers o 1 2mm x 20mm Machine Screw o 1 2mm Hex Nut o 1 Nylon Control Horn w Nylon Back Plate o 2 2mm x 15mm Machine Screws o 1 700mm Nylon Pushrod o 1 2mm x 120mm Wire Threaded Both Ends o 1 2mm ...

Страница 4: ...Electric Drill o Assorted Drill Bits o Modeling Knife o Machine Oil or Vaseline o Rubbing Alcohol o Paper Towels o Straight Edge Ruler o Dremel Tool w Assorted Bits o Robart Incidence Meter 404 o Ernst Airplane Stand 157 o Phillips Screwdriver o Flat Blade Screwdriver o Wire Cutters o Pliers o Builders Triangle o 220 Grit Sandpaper o Masking Tape o Scissors FIELD SUPPORT EQUIPMENT NEEDED o Magnum ...

Страница 5: ... 2 4mm x 25mm Machine Screws o 2 4mm Washers o 2 4mm Blind Nuts o 1 Place the wing into the wing saddle making sure that the preinstalled dowel in the leading edge of the wing fully engages the predrilled hole in the forward bulkhead in the fuselage Push the wing as far forward as possible The leading edge should fit tight against the bulkhead o 2 Using a ruler and pen measure and place a mark on ...

Страница 6: ... Remove the doubler and using a mod eling knife carefully remove the covering from just inside the outline o 11 Mix up a small amount of Kwik Bond 5 Minute Epoxy and use it to glue the wing doubler to the wing Allow the epoxy to fully cure o 12 Remove the wing and drill out the holes through the doubler using a 5 32 drill bit Use the holes already drilled through the wing as a guide and drill down...

Страница 7: ...ne where it and the fu selage sides meet Do this on both the right and left sides and top and bottom of the stabi lizer o 7 Remove the stabilizer Using the lines you just drew as a guide carefully remove the covering from between them using a model ing knife See photo 5 below Figure 2 Figure 3 o 5 When you are satisfied with the align ment hold the stabilizer in place with T pins or masking tape b...

Страница 8: ...ligned correctly mix up a generous amount of Kwik Bond 30 Minute Epoxy Apply a thin layer to the mounting slot in the top of the fuselage and to the sides and bottom of the vertical stabilizer mounting area Set the stabilizer in place and realign Double check all of your measurements once more before the epoxy cures Hold the stabilizer in place with T pins or masking tape and remove any excess epo...

Страница 9: ...led wing hold down holes in the top wing These holes are located down the centerline of the wing The forward hole is located 7 in front of the trailing edge and the rear hole is located 3 5 8 in front of the trailing edge Remove the covering from both the top and bottom of the holes o 7 Mount the top wing to the aluminum cabane struts using the 3mm x 50mm machine screw in the front the 3mm x 35mm ...

Страница 10: ...ne strut and the wing We have provided a hardwood cabane shim D 31 for this purpose MOUNTINGTHETOPWING o 16 When completely satisfied with the alignment of the top wing use threadlock on all of the metal cabane screws and nuts and tighten them completely to lock the wing s alignment in place o 17 Using a pen draw a line on each side of the outer interplane struts where they meet the bottom surface...

Страница 11: ...re 7 below Figure 7 o 6 Apply oil or Vaseline to the hinge bear ing to prevent epoxy from gluing the bearing solid to the tail wheel wire o 7 Mix up a small amount of Kwik Bond 5 Minute Epoxy Apply the epoxy to only those parts of the tail wheel wire that will be glued to the rudder being careful not to get any epoxy on the nylon bearing Pack epoxy into the hole you drilled in the leading edge of ...

Страница 12: ...orque rod and the trailing edge of the wing See photo 16 below Photo 16 The waxed paper will prevent epoxy from gluing the torque rod to the trailing edge of thewing o 16 Mix up a small amount of Kwik Bond 30 Minute Epoxy Apply a thin layer of ep oxy to the aileron torque rod Also use a tooth pick and pack epoxy into the predrilled hole in the aileron o 17 Slide the aileron and it s hinges into th...

Страница 13: ...ts completely If using an engine equipped with a re mote needle valve we recommend mounting the needle valve to the engine prior to installing the engine on the motor mount beams ALIGNINGTHEMOTORMOUNT o 5 The engine is mounted sideways on the firewall Using a ruler and pen measure and draw a vertical centerline on the firewall o 6 Measure down from the top of the fu selage 1 1 2 and draw a horizon...

Страница 14: ...oth each end of the two tubes This will prevent the fuel line from being cut o 3 Push the two aluminum tubes through the rubber stopper until 1 2 protrudes from the front of the stopper Slide the 20mm di ameter front squash plate over the tubes at the front of the stopper and slide the 18mm diam eter rear squash plate over the tubes at the rear of the stopper Insert the 3mm x 20mm ma chine screw i...

Страница 15: ...cate and drill a 3 32 hole through the firewall for the throttle pushrod wire to pass through The hole should be level with the throttle arm but moved over enough to clear the fuel tank Be careful not to drill into the fuel tank o 3 Slide the pushrod wire through the hole and into the fuselage Attach the clevis to the throttle arm Use a pair of pliers and make the necessary bends in the wire so it...

Страница 16: ...ter wheel onto one 4mm x 35mm axle screw The wheel should go on with flat side of the hub first o 5 Slide two 4mm nylon spacers over the axle screw and up against the wheel Thread one 4mm hex nut onto the axle screw o 6 Tighten the hex nut against the nylon spacers as tight as it can be but still allow the wheel to spin free on the axle Secure the nut in place by carefully applying a couple of dro...

Страница 17: ...s and using a modeling knife remove the cov ering from just inside the lines o 4 Mix a small amount of Kwik Bond 5 Minute Epoxy and glue the plates in place Allow the epoxy to cure completely o 5 Install the servo using the wood screws provided with your radio system Drill 1 16 pilot holes through the plates before install ing the screws This will help prevent the wood from splitting INSTALLINGTHE...

Страница 18: ...front of the fuselage See photo 32 below Because the size of servos differ you may need to adjust the size of the precut open ings You may also need to use a modeling knife and cut a groove to allow room for the servo wires o 4 Install the servos using the wood screws provided with your radio system Drill 1 16 pilot holes through the tray before in stalling the screws This will help prevent the wo...

Страница 19: ...enter With the carburetor barrel fully closed tighten the set screw in the adjustable servo connector o 5 Removetheexcessthrottlepushrodwire using wire cutters See photo 33 below Photo 33 o 6 Test the movement of the throttle pushrod Full forward stick and full forward trim should result in the carburetor barrel opening completely Full down stick and full forward trim should result in the approxim...

Страница 20: ...vo compart ment from the rear bulkhead o 9 Using a modeling knife cut off the pushrod housing at this mark o 10 Slide the pushrod back into the pushrod housing Snap the clevis onto the rud der control horn and use a couple of pieces of masking tape to hold the rudder in neutral o 11 Locate a long servo arm and using wire cutters remove all but one of the arms Install the L bend in the 85mm wire in...

Страница 21: ...center of the nylon joiner plate Slide a 2mm washer onto the 2mm x 20mm machine screw Slide the screw through the center hole of the nylon joiner plate o 5 Slide a second 2mm washer onto the machine screw and then thread on the 2mm nut Tighten the nut completely and secure it in place using Kwik Bond Thin C A Let the C A cure completely and double check to en sure the screw and nut do not move We ...

Страница 22: ...d remove the masking tape from the elevator halves See photo 37 below Photo 37 o 19 Move the elevator halves up and down There may be some flex present in the pushrod just before it gets to the elevator servo If so position one pushrod support D 32 between the two pushrod housings and the servo tray Using a small amount of Kwik Bond 5 Minute Epoxy glue the hous ings to the support and the support ...

Страница 23: ...g tape o 3 Using a pen place a mark on both sides of the canopy at the front and back Place the marks where the canopy meets the bottom of the black stripe on the fuselage sides o 4 Using a 3 32 drill bit drill four mounting holes through the canopy only Locate two holes on each side near the cock pit Use the photo below for reference See photo 40 below Photo 40 o 5 Secure the canopy in place usin...

Страница 24: ...Locate and the areas of the cowl that need to be removed for access to the high and low speed needle valves glow plug muffler and if necessary engine head clearance o 9 Remove the cowl and make these cut outs using a Dremel Tool with a sanding drum attachment Holes for the needle valves can be cut using a drill bit We highly suggest the use of a Dubro Fuel Filler Valve to fuel the airplane This sh...

Страница 25: ...ve but less stable Moving the balance point forward will cause the Ultimate to be more stable but less responsive Do not fly the Ultimate be yond the recommended balance range or an uncontrollable crash could result LATERALBALANCE After you have balanced your Ultimate on the C G you must laterally balance it Doing this will help the airplane track bet ter in vertical maneuvers and loops o 1 Turn t...

Страница 26: ...OTES ____________________________________________________ ______________________________________________ ______________________________________________ ______________________________________________ _____________________________________________ ______________________________________________ ______________________________________________ _____________________________________________ _______________...

Страница 27: ...Nose drops If C Remove nose weight Yaw Into wind do inside A Wings level throughout If A Trim is correct loops using only elevator B Yaws to right in both If B Add left rudder trim Repeat tests doing inside and outside loops outside loops from C Yaws to left in both If C Add right rudder trim inverted entry inside and outside loops D Yaws to right on inside If D Add left aileron trim and left on o...

Страница 28: ...CIFICATIONS Length 47 25in Span 52in Area 570sq in Flying Weight 5 5 5lbs Engine 45 53 2 stroke 52 60 4 stroke Radio 4 channel ü All Wood Construction ü Prebent Aluminum Landing Gear ü Prepainted Fiberglass Cowling ü Prepainted Molded Wheel Pants ü Clear Molded Canopy ü Lightweight and Fast for Big Performance ...

Страница 29: ...o goalongwithit ü All Wood Construction ü Custom Spinner ü Prepainted Fiberglass Cowling ü Molded Wheel Pants ü Clear Molded Canopy ü Incredible Aerobatic Performer SPECIFICATIONS Length 42in Span 52in Area 362sq in Flying Weight 5 5 5lbs Engine 45 53 2 stroke 52 60 4 stroke Radio 4 channel ...

Страница 30: ...hit SPECIFICATIONS Span 59in Area 620sq in Empty Weight 3 5lbs Engine 40 46 2 stroke 52 60 4 stroke Radio 4 5 channel ü All Wood Construction ü Ready for Retracts ü Prepainted Fiberglass Cowling ü Prepainted Wheel Pants for Fixed Gear ü Clear Molded Canopy ü Big Pattern Performance In a Midsize Package ...

Страница 31: ..._____________________________ 11 How does this kit compare to similar kits by other manufacturers o Better Than o As Good o Not as Good 12 Please list any other comments or suggestions you have _________________________________ _________________________________ _________________________________ _________________________________ 1 Kit Ultimate Biplane 46 123820 2 Where did you learn about this kit ...

Страница 32: ...3 2 Fold along dotted line Fold along dotted line Place Stamp Here Global Hobby Distributors Attn Customer Service Department 18480 Bandilier Circle Fountain Valley CA 92728 ...

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