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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 modifi cation. 

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 fi nal assembly or 
material used for fi nal assembly, no liability shall be assumed nor 
accepted for any damage resulting from the use by the user of 
the fi nal 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.

READ THROUGH THIS MANUAL BEFORE STARTING CONSTRUCTION. IT CONTAINS IMPORTANT 

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

Champaign, Illinois

(217) 398-8970, Ext 5

airsupport@greatplanes.com

WARRANTY

INSTRUCTION MANUAL

Entire Contents © Copyright 2007

GPMZ1546 for GPMA1546  V1.0

Wingspan:

 33.5" [850mm]

Fuselage Length:

 37" [935mm]

Wing Area:

 383 sq in [24.7dm2]

Weight Range:

 27.5-31oz [780-880g]

Wing Loading:

 10.3-11.6 oz/sq ft [32-36 g/dm2]

Motor:

 35-30-950kV RimFire Outrunner Motor

Radio:

 4-Channel Minimum with Micro Receiver and Four Micro Servos

Summary of Contents for Ultimate Biplane EP ARF

Page 1: ...used 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 I...

Page 2: ...Ultimate Biplane 1 60 ARF has been carried down to the Ultimate EP For the latest technical updates or manual corrections to the Ultimate Biplane EP visit the Great Planes web site at www greatplanes...

Page 3: ...bs in your area whose membership includes experienced pilots 8 While this kit has been flight tested to exceed normal use if the plane will be used for extremely high stress flying such as racing or i...

Page 4: ...820 Battery Pack Charger The Ultimate Biplane EP ARF has been tested with 11 1V LiPo packs ranging from 1250mAh to 2100mAh Order numbers are provided for packs of this size The lighter 1250mAh pack is...

Page 5: ...dealer or mail order company To locate a hobby dealer visit the Great Planes web site at www greatplanes com Choose Where to Buy at the bottom of the menu on the left side of the page Follow the inst...

Page 6: ...written in the Kit Contents list Great Planes Product Support 3002 N Apollo Drive Suite 1 Champaign IL 61822 Telephone 217 398 8970 ext 5 Fax 217 398 7721 E mail airsupport greatplanes com KIT CONTENT...

Page 7: ...ming the covering from just above and below the hinge slots 2 Push a small T pin through the center of each CA hinge The pins will keep the hinges centered during assembly Insert the hinges into the h...

Page 8: ...h the splines toward the LE Glue the aileron servos to the servo shims with medium or thick CA Attach a 6 150mm servo extension to each aileron servo Use tape to secure the extension to the servo lead...

Page 9: ...horn and slide the pushrod through the clevis connecting the aileron to the servo Position the aileron in the neutral position and tighten the screws in the adjustable clevises be sure that the pushro...

Page 10: ...th 30 minute epoxy Do not put epoxy on the spars until instructed to do so in the next step Put a coating of epoxy in the wing pockets as well Insert the wing panels into the fuselage and place the pl...

Page 11: ...pendicular to the LE Trim away approximately 1 16 1 6mm of the LE between the holes you made and the inside edge of the elevators 4 Test fit the elevator joiner wire into the holes Lay the elevators d...

Page 12: ...center its position Stand back several feet and view the model from behind Ensure that the stab is level in the fuselage by confirming it is parallel with the bottom wing If not use tape or a weight...

Page 13: ...read a 2x4mm self tapping screw into an adjustable clevis and slide it on a 2x135mm carbon pushrod Attach the clevis to the outer hole of the elevator servo arm 4 Using the pushrod as a guide for the...

Page 14: ...ts Join the wing panels and use tape to hold them together tightly while the epoxy cures Use denatured alcohol to wipe away any excess epoxy A toothpick or something similar can be used to scrape any...

Page 15: ...until the struts can fit properly 9 It is recommended to use 30 minute epoxy for this step the extra working time is beneficial Coat the top and bottom ends of the cabane struts with epoxy and insert...

Page 16: ...lerons These will be used to join the top and bottom ailerons together 12 Center the ailerons and join the top and bottom together using adjustable clevises and the remainder of the 2x215mm aileron pu...

Page 17: ...ree 3x12mm machine screws and thread locking compound Rotate the wheel pants on the axles so that they align with the fuselage 4 Use a hobby knife to cut the covering over the slot in the bottom of th...

Page 18: ...e and hook loop material 2 ConnecttheESCtothemotorleadsandfeedthereceiver lead through the front of the fuselage The excess length of motor leads can be wrapped through the side of the motor mounting...

Page 19: ...being glued in flush with the firewall Be sure the magnets are fully seated before the glue hardens A plastic or wooden tool handle is useful for lightly tapping the magnets in place Apply a skin coat...

Page 20: ...ery useful in this step Do not allow CA glue to adhere the cowl ring to the firewall Apply the CA sparingly in this step using accelerator if desired 6 Carefully remove the cowl and cowl ring from the...

Page 21: ...bby knife to cut the decals from the sheet 2 Be certain the model is clean and free from oily fingerprints and dust Prepare a dishpan or small bucket with a mixture of liquid dish soap and warm water...

Page 22: ...curately measure and set the control throw of each control surface as indicated in the chart that follows If your radio does not have dual rates we recommend setting the throws at the low rate setting...

Page 23: ...start at the recommended balance point and do not at any time balance the model outside the specified range 2 With all parts of the model installed ready to fly and battery installed place the model...

Page 24: ...operational range of your radio before the first flight of the day With the transmitter antenna collapsed and the receiver and transmitter on you should be able to walk at least 100 feet away from th...

Page 25: ...eck the C G according to the measurements provided in the manual 2 Be certain the battery and receiver are securely mounted in the fuse Simply stuffing them into place with foam rubber is not sufficie...

Page 26: ...ound executing various maneuvers and making mental notes or having your assistant write them down of what trim or C G changes may be required to fine tune the model so it flies the way you like Mind y...

Page 27: ...nd power to see how flat the spin will go It is possible to maintain altitude in the flat spin and in some cases it is also possible to climb during the spin INVERTED FLAT SPINS This is the same as th...

Page 28: ...the model during this maneuver Some planes perform better with more elevator deflection and a farther forward C G while other planes prefer a further aft C G and less elevator deflection Elevator to f...

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