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GPMA1425 Mnl

I N S T R U C T I O N   M A N U A L

READ THROUGH THIS MANUAL BEFORE STARTING CONSTRUCTION. IT CONTAINS IMPORTANT

INSTRUCTIONS AND WARNINGS CONCERNING THE ASSEMBLY AND USE OF THIS MODEL.

WARRANTY

Great Planes

®

 Model Manufacturing Co.

 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 Great 

Planes’ liability exceed the original cost of the purchased kit.

 

Further, Great Planes reserves the right to change or modify this 
warranty without notice.

In that Great Planes 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.

Entire Contents © 2012 Hobbico,

®

 Inc. All rights reserved.

Champaign, Illinois     (217) 398-8970

email:

 airsupport@greatplanes.com

SPECIFICATIONS

Wingspan:

90 in  [2285 mm]

Wing Area:

1303 in

2  

[84 dm

2

]

Wing Loading:

34− 36 oz /ft

[104 −110 g /dm

2

]

Length:

82.5 in [ 2095 mm]

Weight:

19.5 − 20.5 lb [8840 − 9300 g]

Radio:

4 channel minimum

Engine:

50 cc two stroke
gasoline engine

Summary of Contents for Revolver 50cc

Page 1: ...d 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 n...

Page 2: ...onsidered 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 good condition a correctly sized engine and other components as specified in t...

Page 3: ...servos Two if you use a separate lead to two separate ports in the receiver 3 12 305mm Pro Series Heavy Duty Servo Extensions HCAM2711 for Futaba Two for the aileron servos and one for the throttle 2...

Page 4: ...te at www greatplanes com and click on Technical Data Due to manufacturing tolerances which will have little or no effect on the way your model will fly please expect slight deviations between your mo...

Page 5: ...in with the right wing so that your assembly matches the photos 1 Use your servo as a guide for the servo placement Place the servo so the servo arm is centered in the opening in the cover Use epoxy t...

Page 6: ...ervos 5 Position the servos against the underside of the aileron servo hatch covers between the mounting blocks Drill 1 16 1 6mm holes through the mounting tabs on the servo cases into the blocks Thre...

Page 7: ...e it is to be soldered 2 Apply a few drops of soldering flux to the end of the pushrod and then use a soldering iron or a torch to heat it Tin the heated area with silver solder by applying the solder...

Page 8: ...n any excess epoxy with denatured alcohol and a paper towel before the glue hardens Set the wing aside to allow the glue to harden 15 Repeat steps 1 14 for the left wing panel BUILD THE FUSELAGE Assem...

Page 9: ...for the elevator servos The installation described uses one extension and a Y connector Some might prefer a separate line for each servo Either method is acceptable 1 Install a 36 914mm servo extensi...

Page 10: ...to harden 6 Secure the horn to the elevator with four 4 x 5 8 sheet metal screws 7 Locate two 4 40 x 5 3 4 146mm threaded pushrod wires 4 40 nuts 4 40 threaded clevises 4 40 solder clevises and silico...

Page 11: ...ng gear legs to the fuselage using four 8 32 x 1 25mm SHCS four 8 flat washers four 8 lock washers and thread locking compound When installed properly the landing gear sweeps back 2 Cut the axles to a...

Page 12: ...le of drops of thin CA into the holes to harden the threads Set the fuselage aside until the glue hardens 8 Assemble the tail wheel wire as shown with the tail wheel steering arm and a 3mm wheel colla...

Page 13: ...ock washers and 4 flat washers 12 Locate the two tail wheel wire springs With the rudder centered with the vertical fin attach the springs to each side of the tail wheel assembly inserting and twistin...

Page 14: ...the rudder servo and the rudder You may find it helpful to tape the rudder in place for this step Install the clevises into the outer holes of the servo arm Using the same technique used on the opposi...

Page 15: ...offs can be permanently mounted to the firewall Be sure to use thread locker on the bolts The bolts that mount the engine to the stand offs should be snug but not tightened permanently as you will be...

Page 16: ...nt line upward towards the top of the fuel tank 10 Slide the aluminum ring over the fuel lines before installing the stopper into the fuel tank Install the stopper into the tank Slide the aluminum rin...

Page 17: ...threaded wire Slide the pushrod tube into the tube you installed in the firewall and snap the ball link onto the ball you installed on the throttle arm 15 Position the carb fully open and rotate the t...

Page 18: ...oke servo into the tray using the hardware that came with the servo Install a short 5 8 16mm servo arm on the servo 19 Install the remaining outer pushrod tube through the hole in the firewall in line...

Page 19: ...stall the clevis into the outer hole of a short 5 8 16mm servo arm 24 Locate the four 16 406mm nylon tie wraps Insert one into each of the slots in the plywood plate as shown After you have inserted o...

Page 20: ...ce for the engine Place the cowl over the engine as far as you can You should be able to get it almost completely over the engine With a felt tip marker mark inside of the cowl the area where the engi...

Page 21: ...age to maintain separation between the ignition and radio system 7 Following the instructions with the engine install the ignition module and battery We have provided room on the side of the fuselage...

Page 22: ...line 11 Rotate the prop shaft until the engine is on compression the piston is at the top of the cylinder Slide your prop onto the engine shaft You may need to drill the center of the prop to fit the...

Page 23: ...ance around the prop blade Once you are satisfied that all of the parts are properly aligned carefully remove the spinner cone without disturbing the prop and back plate Transfer the hole locations in...

Page 24: ...poon of soap per gallon of water Submerse the decal in the soap and water and peel off the paper backing Note Even though the decals have a sticky back and are not the water transfer type submersing t...

Page 25: ...to suit your taste that is fine However too much control throw could make the model too responsive and difficult to control so remember more is not always better 1 Use a box or something similar to p...

Page 26: ...th the wing attached to the fuselage all parts of the model installed ready to fly and an empty fuel tank place the model upside down on a Great Planes CG Machine or lift it upside down at the balance...

Page 27: ...e engine off and inspect the model closely making sure all fasteners pushrods and connections have remained tight and the hinges are secure Always ground check the operational range of your radio befo...

Page 28: ...part of the model other than the landing gear intentionally touch the ground except while landing CHECK LIST During the last few moments of preparation your mind may be elsewhere anticipating the exci...

Page 29: ...l fasteners and control linkages for peace of mind Remember to takeoff into the wind When you re ready point the model straight down the runway hold a bit of up elevator to keep the tail on the ground...

Page 30: ...ertain conditions such as on high or low rates This is not necessarily to improve your skills though it is never a bad idea but more importantly so you do not surprise yourself by impulsively attempti...

Page 31: ...31 This model belongs to Name Address City State Zip Phone Number AMA Number DLE 55 Mounting Pattern 67 mm 80 mm...

Page 32: ...GPMA1425 Mnl...

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