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READ THROUGH THIS MANUAL

BEFORE STARTING CONSTRUCTION.

IT CONTAINS IMPORTANT INSTRUCTIONS 

AND WARNINGS CONCERNING THE 

ASSEMBLY AND USE OF THIS MODEL.

WEIGHT

60 – 65 oz [1700 – 1842 g]

WING LOADING

20.3 –22.1 oz/ft

2

 [61.9 – 67.4 g/dm

2

]

RADIO

4-Channel required

Tow e r 
Hobbies

®

 

guarantees 
this kit to be 
free from defects 
in  both  material  and 
workmanship at the 
date of purchase. This 
warranty does not cover any 
component parts damaged by 
use or modification. In no case shall 
Tower Hobbies’ liability exceed the 
original cost of the purchased kit. Further, 
Tower Hobbies reserves the right to change 
or modify this warranty without notice.

In that Tower Hobbies has no control over the final 
assembly or material used for final assembly, no 
liability shall be assumed nor accepted for any damage 
resulting from the use by the user of the final user-assembled 
product. By the act of using the user-assembled product, the 
user accepts all resulting liability.

If the buyer is not prepared to accept the liability associated with the 
use of this product, the buyer is advised to return this kit immediately in 
new and unused condition to the place of purchase.

To make a warranty claim send the defective part or item to Hobby Services at 
the address below:

Hobby Services • 3002 N. Apollo Dr.  Suite 1 • Champaign IL  61822 • USA

Include a letter stating your name, return shipping address, as much contact information as 
possible (daytime telephone number, fax number, e-mail address), a detailed description of 
the problem and a photocopy of the purchase receipt. Upon receipt of the package the problem 
will be evaluated as quickly as possible.

WA

R

R

A

N

TY

TOWA2090

© 

2017 Tower Hobbies.

®

  A subsidiary of Hobbico, Inc. 

®

®

TOWER HOBBIES

Champaign, Illinois

 (217) 398-8970 ext. 6

WINGSPAN

53 in [1346mm]

WING AREA

424 sq in [27.35 dm

2

]

LENGTH

40 in  [1016mm]

[email protected]

INSTRUCTION

MANUAL

Summary of Contents for RYAN STA

Page 1: ...the final user assembled product By the act of using the user assembled product the user accepts all resulting liability If the buyer is not prepared to accept the liability associated with the use of this product the buyer is advised to return this kit immediately in new and unused condition to the place of purchase To make a warranty claim send the defective part or item to Hobby Services at the...

Page 2: ...You must assemble the model according to the instructions Do not alter or modify the model as doing so may result in an unsafe or unflyable model In a few cases the instructions may differ slightly from the photos In those instances the written instructions should be considered as correct 3 You must take time to build straight true and strong 4 You must use an R C radio system that is in first cla...

Page 3: ...to power the Ryan STA EP ARF Great Planes ElectriFly LiPo 3S 11 1V 3200mAh 25C Star Plug GPMP0871 FlightPower LiPo FP50 3S 11 1V 3600 mAh 50C Star Plug FPWP5363 Most modelers may already have a suitable LiPo charger but for those that do not the Duratrax Onyx 235 AC DC Advanced Peak Charger DTXP4235 is one of the chargers recommended The Onyx charger is perfect for 3S batteries used with the Ryan ...

Page 4: ...parts are missing or damaged consult Tower Hobbies Order Assistance See phone numbers below Note All parts are one per kit unless otherwise stated Toll Free Order Assistance 800 637 6050 Fax Ordering 217 398 7721 E mail airsupport towerhobbies com CONTENTS 1 Cowl 2 Fuselage 3 Belly Pan 4 Plywood Wing Joiners 2 5 Right Wing Half 6 Left Wing Half 7 Fin 8 Rudder 9 Left Landing Gear Cover Top 10 Left ...

Page 5: ...included Secure the connection with tape or shrink tubing not included 4 Center the aileron servo a Connect the servo to the receiver b Switch on the transmitter and temporarily connect the ESC and motor battery or a receiver battery to the receiver c Center the aileron trim on the transmitter d Install a servo arm so that one of the arms is perpendicular to the centerline of the servo as shown Re...

Page 6: ...g the servo wire through the wing 10 Pull the servo wire through the wing and route the wire out of the hole in the top of the wing 11 Mount the aileron servo hatch to the wing with four 2x10mm sheet metal screws and 2mm flat washers After installing the screws remove the screws and hatch Then harden the screw holes with thin CA After the CA cures reinstall the screws and hatch 12 Thread a nylon c...

Page 7: ...eron with two 2x10mm sheet metal screws 17 Remove the screws and control horn and harden the screw holes with thin CA Once the CA has cured reinstall the control horn 18 Switch on the transmitter and receiver Make sure the aileron servo arm and aileron are centered Mark the pushrod where it crosses the outer hole of the aileron servo arm 19 Make a 90 degree bend at the mark Trim off the end of the...

Page 8: ...two 20 wing bolts from the parts bag 4 Mix 2 oz 59 1cc of 30 minute epoxy Working quickly pour a generous amount into the joiner pocket of one wing half Use the wire or dowel to thoroughly distribute the epoxy coating all surfaces inside the joiner pocket Coat the root rib and one half of the wing joiner Insert the wing joiner in the wing Coat the joiner pocket in the other wing half and the other...

Page 9: ... in the hardwood rails Don t drill through the top of the wing 4 Secure the flat straps to the wing with 2x10mm sheet metal screws and 2mm flat washers Remove the screws and harden the threads in the wood with thin CA Reinstall the screws 5 Look at the upper landing gear covers from the front to determine the left and right covers 6 Temporarily slide the upper gear cover over the main landing gear...

Page 10: ...pants into position 8 Slide the upper gear cover over the wheel pant and slide the wheel pant down so that the axle is exposed 9 Apply a drop of thread locker to a 3mm set screw Install the set screw in a 4mm wheel collar Slide the wheel collar on the axle and tighten the set screw 10 Slide the main wheel on the axle and secure it with a second 4mm wheel collar and 3mm set screw ...

Page 11: ...l screws As before use thin CA to harden the threads in the wood rails 14 Position a nylon strap in the recess and mark the hole locations 15 Drill a 5 64 2mm hole through the wheel pants at the marks perpendicular to the recess 16 Secure the wheel pants to the landing gear with the nylon strap 2x10mm machine screw 2mm flat washer and 2mm nut Apply a drop of thread locker to the threads of the scr...

Page 12: ...fuselage Use the vertical fin to temporarily position the stabilizer Wipe off any excess epoxy with a paper towel and denatured alcohol 5 Use epoxy to glue the fin in Make sure it is perpendicular to the horizontal stabilizer 6 Insert a T pin into the center of six CA hinges 7 Insert the hinges into the trailing edge of the horizontal stabilizer up to the T pin 8 Test fit the elevators to the hori...

Page 13: ...with 6 minute epoxy 13 Once the epoxy cures glue the rudder to the fin using the same method used to attach the elevators 14 Insert the rudder control horn in the slot on the left side of the rudder Mark the control horn at the joint between the control horn and the rudder 15 Use sandpaper to sand off the paint below the line 16 Glue the rudder control horn in the rudder using 6 minute epoxy 17 Sl...

Page 14: ...he screws provided with the servos Use thin CA to harden the threads in the plywood servo tray 5 Use adhesive backed hook and loop material to attach the receiver to the bottom of the servo battery tray Route the receiver antennas following the radio manufacturer s instructions 6 Trim off the end of one of the nylon clevises as shown 7 Thread the nylon clevis 20 turns onto one of the 24 610mm meta...

Page 15: ...he elevator so that the holes in the control horn are aligned with the elevator hinge line Also make sure the control horn is positioned over the elevator joiner wire inside the elevator Mark the two control horn mounting holes 14 Drill 3 32 2 5mm holes through the elevator at the marks 15 Attach the control horn to the elevator with two 2x12mm machine screws and a nylon control horn back plate 16...

Page 16: ... material with loop material by 1 25mm 4 Secure the ESC to the bottom of the motor box with the hook and loop strap Trim off the excess strap 5 Connect the 3 motor wires to the ESC motor wires Plug the ESC into the receiver 6 With the propeller not installed switch on the transmitter and position the throttle stick in the low position Connect the motor battery to the ESC Arm the ESC if required fo...

Page 17: ...d the cockpit Mark the outline of the head rest on the turtledeck 2 Use a T pin to pierce holes through the covering just inside the outline of the headrest This will strengthen the glue bond between the headrest and turtledeck 3 Wipe off the outline on the turtledeck Lightly sand the bottom of the flange on the head rest and clean it off with denatured alcohol Glue the headrest on the turtledeck ...

Page 18: ... the battery tray Attach a strip of the soft adhesive backed hook and loop material to the back of the motor battery 7 Make a hook and loop strap by overlapping a strip of hook material with loop material by 1 25mm 8 Insert the strap through the battery tray Position the motor battery on the tray trimming the strap as necessary to secure the motor battery to the battery tray Apply the Decals ...

Page 19: ...t balsa or something similar to squeegee the remaining water from under the decal GET THE MODEL READY TO FLY Check the Control Directions DO NOT install the propeller until instructed to 1 Switch on the transmitter and connect the flight battery to the ESC 2 Center the control surfaces FULL THROTTLE RUDDER MOVES RIGHT ELEVATOR MOVES DOWN RIGHT AILERON MOVES UP LEFT AILERON MOVES DOWN 3 Make certai...

Page 20: ...n the transmitter is switched off Unplug the motor battery from the ESC 4 If the RimFire 32 is installed use a 5 16 8mm drill bit to enlarge the center hole in the spinner backplate Slide the spinner back plate onto the prop drive followed by the propeller and secure them with the 8mm prop washer supplied with the Ryan and the prop nut Attach the spinner cone to the spinner back plate with the two...

Page 21: ...arger the batteries may not reach their full capacity and you may be flying with batteries that are only partially charged If the transmitter comes with LiFe batteries be sure to follow the instructions included with the transmitter and use the correct charger designed to charge LiFe batteries Ground Check and Range Check Follow the radio manufacturer s instructions to ground check the operational...

Page 22: ...ter occurs when a control surface such as an aileron or elevator or a flying surface such as a wing or stab rapidly vibrates up and down thus causing the noise In extreme cases if not detected immediately flutter can actually cause the control surface to detach or the flying surface to fail thus causing loss of control followed by an impending crash If flutter is detected slow the model immediatel...

Page 23: ...ittle more speed than trainer type planes Level the attitude when the model reaches the runway threshold modulating the throttle as necessary to maintain your glide path and airspeed If you are going to overshoot the runway smoothly advance the throttle always ready on the right rudder to counteract torque Climb out to make another attempt When the model is a foot or so off the ground smoothly inc...

Page 24: ...24 2017 Tower Hobbies A subsidiary of Hobbico Inc TOWA0000 ...

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