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15

EXTRA 260-EP -

ITEM CODE:BH55

                                          INSTRUCTION MANUAL.



2) Slide the vertical stabilizer into the slot

in the top of the fuselage.  The rear edge of

the stabilizer should be flush with the rear edge

of the fuselage and the lower rudder hinge

should engage the precut hinge slot in the

lower fuselage. The bottom edge of the stabi-

lizer should also be firmly pushed against the

top of the horizontal stabilizer.

Remove covering.



3) While holding the vertical stabilizer

firmly in place, use a pen and draw a line on

each side of the vertical stabilizer where it

meets the top of the fuselage.

Mark point

When cutting through the covering to remove

it, cut with only enough pressure to only cut

through the covering itself.  Cutting into the

balsa structure may weaken it.



4) Remove the stabilizer.  Using a mod-

eling knife, remove the covering from below

the lines you drew.  Also remove the covering

from the bottom edge of the stabilizer and the

bottom and top edges of the filler block.  Leave

the covering in place on the sides of the filler

block.

Hingle slot

Remove covering

1)  Using a modeling knife, remove the cov-

ering from the top of the fuselage and the cov-

ering from over the precut hinge slot cut into

the lower rear portion of the fuselage This slot

accepts the lower vertical.

Summary of Contents for Extra 260-EP BH55

Page 1: ... Length 1 030mm 40 55 in Weight 1 kg 2 2 lbs Radio 4 channels Servo 4 servos Parts listing required not included Electric Motor AXI 2814 12 Battery 3 CELLS LI POL Y 11 1V 2000mAh 20c Propeller 1 1 x 4 7 Speed control 30A INSTRUCTION MANUAL BOOK ITEMCODE BH55 ...

Page 2: ... T pins Thread lock Paper towels Some more parts HARDWARE PACK COWLING Landing gear To avoid scratching your new airplane do not unwrap the pieces until they are needed for assembly Cover your workbench with an old towel or brown paper both to protect the air craft and to protect the table Keep a couple of jars or bowls handy to hold the small parts af ter you open the bag Please trial fit all the...

Page 3: ...glue B Wing panel Right Left C Fuselage A Cowling D Motor mount wood E Horizontal stabilizer G Aluminium wing dihedral brace H Decal sheet F Vertical stabilizer Bottom This is not a toy Be sure that no other flyers are using your radio frequency The glow plug clip must be securely attached to the glow plug Do not flip the propeller with your fingers Keep loose clothing and wires away from the prop...

Page 4: ...ld free rotation 4 Install the aileron servo as same as picture Using the thread as a guide and using masking tape tape the servo lead to the end of the thread carefully pull the thread out When you have pulled the servo lead out re move the masking tape and the servo lead from the thread Micro control connector Remove the covering on to the pre cut slot of aileron as picture ...

Page 5: ... Using a ruler pen to draw a straight line as below picture INSTALLING THEAILERON CONTROLHORN INSTALLING THEAILERON CONTROL HORN aileron control horn Insert aileron control horn to the aileron Remove covering Control horn slot C A glue C A glue Secure ...

Page 6: ...EXTRA 260 EP ITEM CODE BH55 INSTRUCTION MANUAL 6 Cut Repeat the procedure for the other wing half INSTALLING ELECTRIC MOTOR See pictures below C A glue Push Motor mount wood 3 x 15mm ...

Page 7: ...back edge of the cowl flush with the marks align the front of the cowl with the crankshaf t of the motor The front of the cowl should be positioned so the crankshaft is in nearly the middle of the cowl opening Hold the cowl firmly in place using pieces of masking tape Install the spinner backplate propeller and spinner cone The spinner cone is held in place using two 2mm x 10mm wood screws INSTALL...

Page 8: ...N MANUAL 8 PARTS REQUIRED 1 Assemble and mounting the wheel p ants as shown in the following pictures C A glue Secure MAIN GEAR INSTALATION 3x15mm 3 x 40mm Mark point Drill a hole 3mm diameter Metal plate 3mm M3 lock Wooden collars 3 x 40mm ...

Page 9: ...eration Repeat the process for the other wheel 1 The blind nuts are already mounted in side the fuselage 2 The holes in the landing gear should be to accept the mounting bolts 3 Using the hardwarehardware provided mount the main landing gear to the fuselage INSTALLING THE MAIN LANDING GEAR Secure 3 x 15mm Remove covering througt the balsa wood ...

Page 10: ...ight side Remove covering HORIZONTAL STABILIZER INSTALLA TION Remove covering Left side C A glue C A glue 1 Install the rubber grommets and brass eyelets onto the rudder and elevator servo 2 Install the metal connector onto servo arm SERVO INSTALLATION ...

Page 11: ...he fuselage Remove coverig 4 With the stabilizer held firmly in place use a pen and draw lines onto the stabilizer where it and the fuselage sides meet Do this on both the right and left sides and top and bottom of the stabilizer 5 Remove the stabilizer Using the lines you just drew as a guide carefully remove the covering from between them using a model ing knife When cutting through the covering...

Page 12: ... of the vertical stabilizer mounting area Apply epoxyto thebottom and top edges of the filler block and to the lower hinge also Set the stabilizer in place and re align Double check all of your measurements once more before the epoxy cures Hold the stabilizer in place with T pins or masking tape and remove any excess epoxy using a paper towel and rubbing alcohol Allow the epoxy to fully cure befor...

Page 13: ...aileron wing See pictures be low Remove covering INST ALLING THE ELEVATOR PUSHROD Pushrod install as same as method of ai leron wing See pictures below elevator and rudder pushrod wire elevator control horn ELEVATOR CONTROL HORN INSTALLATION C A glue Remove the covering on to the pre cut slot of alevator as picture ...

Page 14: ...MANUAL 14 INSTALLING RUDDER See pictures below MOUNTING THE TAIL WHEEL BRACKET Elevator control horn Elevator pushrod Tail gear Nilon clasp C A glue C A glue C A glue Secure Made the slot from the bottom of the rudder and intall the tail gear ...

Page 15: ...bilizer where it meets the top of the fuselage Mark point When cutting through the covering to remove it cut with only enough pressure to only cut through the covering itself Cutting into the balsa structure may weaken it 4 Remove the stabilizer Using a mod eling knife remove the covering from below the lines you drew Also remove the covering from the bottom edge of the stabilizer and the bottom a...

Page 16: ...o the hori zontal stabilizer 90º Vertical Stabilizer Horizontal Stabilizer 6 When you are sure that everything is aligned correctly mix up a generous amount of Flash 30 Minute Epoxy Apply a thin layer to the top and bottom of the vertical fin mounting platform sides in the fuselage Slide the verti cal fin in place and realign Double check all of your measurements once more before the epoxy cures H...

Page 17: ...t 1 Plug the servo leads and the switch lead into the receiver Plug the battery pack lead into the switch 2 Wrap the receiver and battery pack in the protective foam to protect them from vi bration Cut Elevator pushrod Rudder pushrod INSTALLING THE RECEIVERAND BATTERY Battery Receiver 1 Locate the aluminium wing dihedral brace 2 Test fit the dihedral brace into each wing half The brace should slid...

Page 18: ...EXTRA 260 EP ITEM CODE BH55 INSTRUCTION MANUAL 18 Remove covering Remove covering Remove covering 3 x 10mm Secure ...

Page 19: ...e the flying characteristics Moving the balance forward may improve the smoothness and arrow like tracking but it may then require more speed for take off and make it more difficult to slow down for landing Moving the balance aft makes the model more agile with a lighter and snap pier feel In any case please start at the lo cation we recommend With the wing attached to the fuselage all parts of th...

Page 20: ...nna It should be fully extended and not coiled up inside the fuselage 6 Properly balance the propeller We wish you many safe and enjoyable flights with your EXTRA 260 EP Ailerons 25mm up 25mm down Elevator 20mm up 20mm down Rudder 25mm up 25mm down 1 We highly recommend setting up a plane using the control throws listed 2 The control throws should be meas ured at the widest point of each control s...

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