SIG Curtiss Jenny Assembly Manual Download Page 2

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Assembly Instructions

America’s Most Famous World War I Airplane ...

The Curtiss Jenny originated in 1914 in response to the U.S. Army’s desire for a “modern” trainer, an airplane with an enclosed 
fuselage with the engine mounted on the front.  Prior to the Jenny, the Army had been flying primarily open-to-the-wind pusher 
airplanes, and their accident fatality record was gruesome.  Even minor mishaps often ended with the pilot and instructor smashed by
a forward-hurtling engine.  Eager to get the contract, aviation pioneer Glenn Curtiss answered the Army’s call with two new designs,
the Curtiss Model J and the Curtiss Model N.  After testing, the Army asked Curtiss to combine the best features of both designs, thus
the Curtiss “JN” was born.  It was inevitable that people flying the new airplane soon expanded the initials “JN” to “Jenny”.

With America's entry into World War I, the Army began ordering large quantities of the Jenny for primary flight training.  Some Jennys
were also used in observation, aerial photography, and ambulance duty.  Some were equipped with bomb racks for advanced training.
The Navy even had a version of the Jenny on pontoons for seaplane training.  By the time production was terminated after the Armistice,
more than 7,000 Jennys had been delivered, making it the most important American airplane design of the war.

After World War I, the Jenny was used in many new, unforeseen, roles.  For instance, a Jenny flew the first official airmail flight in the
U.S. in 1918.  The first airplane that most Americans of that era saw in person was a Curtiss Jenny, usually being flown by a civilian
“barnstormer”, an gypsy pilot trying make a living traveling from town to town selling rides in his government surplus Jenny.  Cheap,
easily replaced Jennys became the mainstay of the colorful “Flying Circus” of the 1920s.  The airplane dominated the post WWI years
so completely that this became known as the “Jenny Era” of aviation.

Your Sig Curtiss Jenny is a delightful reproduction of this classic biplane.  Being a park flyer, your Jenny is capable of being flown in
small restricted areas.  The rugged airframe is very light weight and will provide many enjoyable flights.  Take your time and follow
the assembly instructions carefully, and your Curtiss Jenny will to take you on many rewarding barnstorming flights.

SIG CURTISS JENNY SPECIFICATIONS:
Wing Span: 32-3/8” (82.2 cm)
Wing Area: 285.4 sq.in. (18.4 sq.dm.)
Wing Loading: 5.2-5.4 oz. per sq.ft. (16 - 16.3 gr/sq.dm)
Flying Weight: 10.4 - 10.6 oz. (294 - 300gr)
Power System: 180 Class with 4.4:1 Gear Box
Propeller: E.M.I. 8.5” x 8” Propeller (215.9 x 203mm)
Radio Requirements:

(1) 3 or more channel transmitter on “Aircraft” Frequency
(1) Micro Receiver
(1) Micro Servos
(1) 5amp Electronic Speed Control

Battery: 6 cell, 720AAA mAh NiMh Square Pack
Flying Time: 10-15 Minutes

Kit # SIGRC93ARF

Curtiss Jenny

Curtiss JN-4D Jenny on training flight during World War I.

Summary of Contents for Curtiss Jenny

Page 1: ......

Page 2: ...r World War I the Jenny was used in many new unforeseen roles For instance a Jenny flew the first official airmail flight in the U S in 1918 The first airplane that most Americans of that era saw in person was a Curtiss Jenny usually being flown by a civilian barnstormer an gypsy pilot trying make a living traveling from town to town selling rides in his government surplus Jenny Cheap easily repla...

Page 3: ...rs Bag 7 SIGRPTF293 1 Jenny Foam Horizontal Tail Stabilizer Elevator 1 Jenny Foam Vertical Tail Rudder Fin Bag 8 SIGRPWK293 1 Jenny Top Wing 1 Jenny Bottom Wing Bag 4 SIGRPMGDU293 1 Sig180 Class Power System 2 3 x 10mm Phillips Head Sheet Metal Screws Kit Contents Do a complete inventory of your kit before starting assembly Bag 2 SIGRPWB293 1 Jenny Wooden Parts Die Cut Sheet Bag 3 SIGRPCW293 1 Jen...

Page 4: ...one with four or more channels that will allow you to fly more advanced models in the future Airborne Radio Components We used the HiTEC FEATHER PACK which is a package offered by HiTECH of ultra light airborne components for small electric models like the Jenny Other radio companies may offer a similar package of light weight airborne components The HiTEC FEATHER PACK includes a FEATHER 4 ULTRA L...

Page 5: ...ve burrs from ends Slight bevel on inside Fuselage Straight Fuselage Bent Fuselage side cross section Apply epoxy sparingly to inside edge of one fuselage side as shown GOOD BAD Assembly Starts Here 1 Use a small piece of 220 grit sandpaper to remove any burrs from the ends of the two 4mm x 3 11 16 Aluminum Wing Tubes Now use your hobby knife to slightly bevel sharpen the inside of one end of one ...

Page 6: ...OTE 3 4 wide tape is available at most office supply stores Use only clear tranparent tape Do not use frosted Scotch Magic Tape 6 Use a sharp new hobby knife to trim the foam tabs and excess tape from both ends of the horizontal tail and the top and bottom of the rudder 7 Use a small diameter dowel with a smooth rounded end or similar shaped object to indent the tape on each side of the tail surfa...

Page 7: ...gin to soak up the water Let the paper soak for at least 30 seconds and then carefully SLIDE the paper from the top of the decal DO NOT try to lift the paper from the decal as it will damage the decal Also after the paper is removed DO NOT try to move the decal on the model surface The decal is very thin and fragile If the decal has air bubbles under it use a soft cloth to pat out the bubbles maki...

Page 8: ...ransmitter on and place the throttle stick in the low position Now plug the airborne battery into the input side of the electronic speed control and the system is operational see NOTICE below Test the system by moving the right stick on the transmitter which should move the rudder and elevator servos Initially the motor is not armed and will not function when you move the throttle stick To arm the...

Page 9: ...d with a piece of Scotch Tape Allow the full length of the antenna to trail behind the model Do not cut the antenna to shorten it as that will reduce the reception range of your radio 18 Remove the cabane struts from the die cut plywood sheet and glue them to the fuselage sides using 5 minute epoxy They should sit on the ledges on the bottom of the pockets on the side of the fuselage When viewed f...

Page 10: ... do this turn the model upside down and support the model on your finger tips placed 1 2 back from the leading edge of the bottom wing Hold your fingers 20 Pre drill the two motor mount holes in the firewall with a 1 16 drill bit Use the two 3 x 10mm Phillips Head Sheet Metal Screws to attach the motor to the front of the model Feed the motor connector through the hole in the front of the fuselage...

Page 11: ...Press one Wheel Retainer onto each axle and slide it all of the way in as far as possible Now slide on the wheel plastic wheel cover Then install the outer Wheel Retainer Make sure the wheels turn freely 26 Attach the wings on the model using 4 rubber bands 2 for the top wing and 2 for the bottom wing We recommend putting the bottom wing rubber bands on first being carefull to line up the slots in...

Page 12: ...hy and to always fly your model in a safe location and in a safe manner The first test flights should only be made by an experienced R C flyer familiar with high performance R C aircraft JOIN THE AMA The governing body for radio control model airplanes in the United States is the ACADEMY OF MODEL AERONAUTICS commonly called the AMA The AMA SAFETY CODE provides guidelines for the safe operation of ...

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