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ALL BALSA - PLY WOOD CONSTRUCTION.
           COVERED WITH ORACOVER

PIPER J-3 CUB

95% ALMOST READY TO FLY

Instruction Manual Book

Item code: BH58A.

Made in Vietnam.

-  Wingspan: 2,380 mm (93.7 in).
-  Length: 1,560 mm (61.42 in).
-  Weight: 5.5 - 5.8 kg (12.1 - 12.79 lbs).

2

-  Wing area: 80.2 dm .

2

-  Wing loading: 68.58g/dm .

-  Wing type: USA 35-B Airfoil.

-  Servo mount: 42mm x 21mm

Parts listing required (not included)

-  Radio: 05 channels.
-  Servo: 06 servos.

.

SPECIFICATION:

-  Engine: 120 - 2 stroke, 20 - 30 cc gas.
-  Motor: Brushless outrunner 1800-2300W, 450KV. 
-  Propeller: Suit with your engine.

Recommended motor 
and battery set up 

(not included)

:

-  Motor: RIMFIRE.120.
-  Lipo cell: 6 cells 4,000-5,000mAh.
-  Receiver battery: 6V/ 1000-1200mAh NiMH.
-  ESC: 80A.

Summary of Contents for PIPER J-3 CUB

Page 1: ...Wing area 80 2 dm 2 Wing loading 68 58g dm Wing type USA 35 B Airfoil Servo mount 42mm x 21mm Parts listing required not included Radio 05 channels Servo 06 servos SPECIFICATION Engine 120 2 stroke 20...

Page 2: ...ng the ailerons 6 4 Installing the ailerons servos 6 4 Installing the control horns and linkages 7 4 Installing the engine mount 7 4 Installing the electric motor ep version 8 4 Installing the engine...

Page 3: ...odel Flying Club R C Model Flying Clubs offer a variety of training procedures designed to help the new pilot on his way to successful R C flight They will also be able to advise on any insurance and...

Page 4: ...at no other flyers are using your radio frequency Do not smoke near fuel Store fuel in a cool dry place away from children and pets Wear safety glasses The glow plug clip must be securely attached to...

Page 5: ...cowling 9a 9b Cowling Wheels Main gear Wood motor mount Plastic engine mount 15a 15b 2a 2b Canopy 7b Tail gear set Wing struts set 16 10 11 1 2 3 4 5 6 7 8 7 12 13 14 9 15 1 2a 2a 3 4 5 10 9a 9b 2 3mm...

Page 6: ...ervos Using a modeling knife remove the covering from over the pre cut servo arm exit hole on the aileron servo tray hatch This hole will allow the servo arm to pass through when installing the ailero...

Page 7: ...hrough the hole in the control horn Install one nylon snap keeper over the wire to secure it to the control horn Install the control horn retaining screw and remove the masking tape from the aileron A...

Page 8: ...x50mm Aluminum Mount Nut 4 4mm Washer 4 4mm Spring Washer 8 4mm Washer 8 1 4 4x70mm Cap Screw 4x30mm Cap Screw 4 6x45 mm 6x20mm Cut Secure 4x30mm Secure 4x70mm Battery Secure 6x20mm 6x20mm Battery 8 I...

Page 9: ...place apply a bead of silicon sealer to the forward area of the tank where it exits the fuselage behind the engine mounting box and to the rear of the tank at the forward bulkhead Do not secure the t...

Page 10: ...pre bend in to a Z bend at the factory This Z bend should be inserted into the throttle arm of the engine when the engine is fitted onto the engine mount Fit the engine to the engine mount using the...

Page 11: ...nd throttle servos Test fit the servos into the servo tray Trim the tray if necessary to fit your servos 2 Mount the servo to the tray using the mounting screws provided with your radio system Elevato...

Page 12: ...d pressure lines to the carburetor muffler and fuel filler valve Drill four 2 5mm pilot holes through both the cowl and the side edges of the firewall Using a 3mm drill bit enlarge the four holes in t...

Page 13: ...Drill two holes 2 5mm and secure 3x12mm 3x12mm Screw 4 Drill two holes 2 5mm and secure 3x12mm 13 Instruction manual PIPER J 3 CUB Item code BH58A...

Page 14: ...AIN GEAR C A glue Secure 4x15mm Fuselage side Bottom Secure 5 2mm Colar 5 2mm Colar 4 5 2mm Colar 4mm Washer 4 4mm Spring Washer 4 4x15mm Cap Screw 4 100mm Wheels 14 Instruction manual PIPER J 3 CUB I...

Page 15: ...will affect the alignment of the tail Center line Bottom side Trim the covering from the tail slots Check to mark sure the wing and stabilizer are paralell If they are not lightly sand the opening in...

Page 16: ...ROL AND PUSHROD INSTALLATION HORN Control horn and linkages for Elevator are installed the same way as the ailerons before see page 5 Bottom side A B Epoxy glue Drill a hole 1 5 mm Silicone Tube Eleva...

Page 17: ...as the Elevator before see page 10 Flaslink Pushrod wire servo arm Flaslink Rudder pushrod Rudder Bottom side A B Epoxy glue Rudder pushrod Silicone Tube 6mm 90 o Mark Control horn Silicone Tube Rudde...

Page 18: ...el assembly in place on the plywood plate Mark the locations of the two mounting screws 3 Remove the tail wheel bracket and drill 2 5mm pilot holes at the locations marked 4 Secure the tail wheel brac...

Page 19: ...ion Use a rubber band or masking tape to hold the foam in place 5 Position the battery pack and receiver behind the fuel tank Use two tie wraps to hold the battery and receiver securely in place as pi...

Page 20: ...A B Epoxy glue Adhesive tape Open Close 20 Instruction manual PIPER J 3 CUB Item code BH58A...

Page 21: ...glue Epoxy Secure WING STRUTS SET 13 WING ATTACHMENT WING STRUT 4mm Washer 4 4mm Spring Washer 4 4 4x15mm Cap Screw 4 3x12mm Cap Screw 8 3mm Nut 4 4 2 2 2 4 Cut Cut 21 Instruction manual PIPER J 3 CU...

Page 22: ...l brace into each wing haft The brace should slide in easily If not use 220 grit sand around the edges and ends of the brace until it fits properly Attach the aluminium tube into the fuselage Insert t...

Page 23: ...14 INSTALLING THE PROPELLER Secure Screw the wing panel in position 23 Instruction manual PIPER J 3 CUB Item code BH58A...

Page 24: ...mm back from the leading edge at the fuselage sides 3 Turn the airplane upside down Place your fingers on the masking tape and carefully lift the plane Accurately mark the balance point on the top of...

Page 25: ...t up areas DO NOT dispose of empty fuel containers on a fire this can lead to an explosion NEVER fly in wet conditions or on windy or stormy days NEVER use damaged or deformed propellers or spinners T...

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