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DCRC Aerobatic 3D Foamy 

Instruction Manual  © 

  

 

 

         Thank you very much for your purchase of the 

              DCRC Aerobatic 3D Airplane! 

 
Recommended Equipment:  

Radio: 4 to 6 channel w/micro receiver                  
Servos: 4 micro servos 

Motor: Hacker A20-22L 

(Other motors will work, but this is the best we have found.)

 

Speed Controller:Phoenix 25, Thunderbird 18,Hacker X-20  
Battery: Thunder Power 3 cell 1320mAh 

Propeller: APC 10 x 4.7 to 11 x 3.8 slofly   
           

Items needed to complete construction                    Recommended power system and 
electronics 
Yard stick or tape measure                                     Motor: Hacker A20-22L brushless  
Ruler                                                                         Speed control   Hacker X20 or Phoneix 25 or 
Foam safe medium CA and CA accelerator                                                          Thunderbird 18                      
Roll 1” Blenderm hinge tape                                   Servos: 4 Sub Micro   
.032 music wire                                                         Battery: 3 cell 1320 Lithium Polymer 
1/8” diameter heatsrink tubing                                Receiver: 6 channel micro  
Hobby knife with #11 blades 
Double- sided tape 

Recommended power system is available at   

www.darrolcady.com

NOTE: THESE INSTRUCTIONS ARE GOOD FOR ALL OF OUR FOAM AIRPLANES 

Tip: Before you begin assembly, remove all parts from the box, take a few minutes to read 

though the instructions and familiarize yourself with the construction steps. 

 

1

Set everything out on your construction table. This will make parts identification a lot easier! 

Summary of Contents for DCRC Aerobatic 3D Foamy

Page 1: ...e Motor Hacker A20 22L brushless Ruler Speed control Hacker X20 or Phoneix 25 or Foam safe medium CA and CA accelerator Thunderbird 18 Roll 1 Blenderm hinge tape Servos 4 Sub Micro 032 music wire Battery 3 cell 1320 Lithium Polymer 1 8 diameter heatsrink tubing Receiver 6 channel micro Hobby knife with 11 blades Double sided tape Recommended power system is available at www darrolcady com NOTE THE...

Page 2: ...paper to make sure that you do not glue the wing to your table You can place some weights on the wing to hold it flat while the adhesive sets up Step 2 Place a yard stick or straight edge down onto the horizontal cross brace then starting at the top of the cross brace cut all but the last of the fuse sides Leave the last one at the narrow end uncut Slide the cross brace from the rear until it lock...

Page 3: ...udder post with a yard stick or tape measure Make sure it is equal distance from wing tip to the rudder post on both sides Then glue it in place where the fuselage doubler meets the top of the wing holding the wing and doubler together until the CA sets Glue all the remaining fuse and wing joints together by making CA fillets in all the wing and fuselage joints and spraying with CA accellerator St...

Page 4: ...t side of the horns are even to the surface and the holes are right on the hinge lines Step 4 Using 5 minute epoxy glue the firewall assembly to the front of the fuselage Next glue the two firewall reinforcement braces behind the firewall on top of the fuselage Step 5 Glue the balsa triangular stock to both sides of the underside of the fuselage using foam safe CA as shown in the picture Hint Sand...

Page 5: ...th isopropyl alcohol and allow it to dry This will remove any residue from the foam and allow the double sided tape or velcro to stick better Install the aileron servos to the underside of the wing using double sided tape as shown use the large servo arms on all the control surfaces which are usually included with most servos Make up 2 pushrods for the aileron servos using 032 music wire We recomm...

Page 6: ...n the pushrod See the picture at the top of page 5 Wait until you have the pushrods connected before you cut the supports to the right length and Ca them in place Insert the rudder and elevator servos into the square hole underneath the wing The servos should lay on top of each other and face away from each other when installed Secure them with CA Attach the rudder and elevator pushrods to the ser...

Page 7: ...ep 8 Determine the battery location by placing the battery on top of the wing while balancing with your fingertips on the wing spar This is the recommended starting point for the CG Center of Gravity location You may want to move it forward or backward slightly to suit your flying style Once the battery position is determined attach a little longer strip of Velcro on the underside of the fuselage ...

Page 8: ...stacles and people After your first flights you do not need a calm day You will find that our airplanes fly well in breezy conditions Thank you for purchasing our foam airplane We will continue to develop the best all around flying foam airplanes for your enjoyment Darrol Cady WWW DarrolCady com ...

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