Black Horse Model T-28 Trojan 120 Instruction Manual Download Page 9 | Manualshive

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TROJAN.

INSTRUCTION MANUAL

9

Bottom side

Flap
servo.

Aileron
servo.

finishing

Top side.



1. Location the aluminium wing dihedral

brace.

Remove covering.



2. Using a modeling knife, remove the cov-

ering wing.



3. Test fit the dihedral brace into each wing

haft. The brace should slide in easily. If not,
use 220 grit sand down the edges and ends
of the brace until it fits properly.

JOINING THE WING HALVES.

Flap.

Aileron.

Epoxy glue.

Dowel brace.

Aluminium
brace.

Epoxy
glue.

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Summary of Contents for T-28 Trojan 120

Page 1: ...Made in Vietnam Wingspan 163 cm 64 17 inches Length 130 cm 51 18 inches Weight 3 3kg 7 26 lbs Radio 5 channels Servo 7 servos Glow Engine 61 cu in 2 stroke 91 cu in 4 stroke Instruction Manual book I...

Page 2: ...read lock Paper towels Some more parts HARDWAREPACK 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...

Page 3: ...list We have taken great trouble to keep construction as simple as possible without making any compromises in the area of safety Note regarding the film covering Minor creases or bubbles may develop...

Page 4: ...Instruction Manual 4 1 Install the rubber grommets and brass eyelets onto the aileron and flap servo INSTALLING THE AILERON FLAP SERVOS C A glue C A glue C A glue C A glue Bottom side Flap Aileron Ser...

Page 5: ...eron servo tray as same as picture below 4 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...

Page 6: ...peat the procedure for the other wing half 1 Using a ruler pen to draw a straight line as below picture Flap Flap INSTALLING THE AILERON FLAP SERVO CONTROL HORN Removecovering aileron control horn 3 x...

Page 7: ...n 1 Working with the aileron linkage for now thread one clevis onto one of the threaded wires 2 Attach the clevis to the outer hole in the control horn 3 Plug the aileron servo into the receiver and c...

Page 8: ...er over the wire to secure it to the arm Install the servo arm retaining screw and remove the masking tape from the aileron Repeat the procedure for the other wing half 4 Locate one nylon servo arm an...

Page 9: ...ace Remove covering 2 Using a modeling knife remove the cov ering wing 3 Test fit the dihedral brace into each wing haft The brace should slide in easily If not use 220 grit sand down the edges and en...

Page 10: ...TROJAN Instruction Manual 10 Wing bolt plate Apply masking tape Masking tape Mark point...

Page 11: ...TROJAN INSTRUCTION MANUAL 11 INSTALLING LANDING GEAR See pictures below 3x12mm Remove covering Mark point 1mm drill bit...

Page 12: ...TROJAN Instruction Manual 12 Cut ENGINE MOUNT See pictures below 3 5x25mm 4x 30mm...

Page 13: ...L TANK end of the line to the weighted clunk and the other end to the nylon pick up tube in the stopper 3 Carefully bend the second nylon tube up at a 45 degree angle using a cigarette lighter This tu...

Page 14: ...the lines out from behind the engine while guiding the fuel tank into place Push the fuel tank as far forward as possible the front of the tank should just about touch the back of the firewall 5 Test...

Page 15: ...used for the throttle pushrod One end of the wire has been 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...

Page 16: ...TROJAN Instruction Manual 16 INSTALLING THE NOSE GEAR...

Page 17: ...TROJAN INSTRUCTION MANUAL 17 COWLING 1 Slide the fiberglass cowl over the en gine and line up the back edge of the cowl with the marks you made on the fuselage Trim and cut Trim and cut...

Page 18: ...muffler and fuel filler valve 2 While keeping the back edge of the cowl flush with the marks align the front of the cowl with the crankshaft of the engine The front of the cowl should be positioned so...

Page 19: ...fit the servo into the servo tray 2 Mount the servo to the tray using the mounting screws provided with your radio system SERVO INSTALLATION ELEVATOR INSTALLATION 1 Using a modeling knife cut away th...

Page 20: ...pressure to only cut through the covering it s self Cutting into the balsa structure may weaken it This could lead to possible failure during flight Remove covering Bottom side 3 Mark the shape of the...

Page 21: ...e time before the Epoxy glue Check to mark sure the wing and stabi lizer are paralell If they are not lightly sand the opening in the fuselage for the stabilizer until the stabilizer is paralell to th...

Page 22: ...TROJAN Instruction Manual 22 C A glue C A glue ELEVATOR PUSHROD INSTALLATION Pushrod install as same as method of pushrod wing See pictures below Elevator control horn Bottom side...

Page 23: ...TROJAN INSTRUCTION MANUAL 23 Elevator pushrod Elevator pushrod Cut Bend Cut Elevator servo...

Page 24: ...TROJAN Instruction Manual 24 Vertical stabilizer installation See picture below VERTICAL STABILIZER C A glue C A glue C A glue C A glue...

Page 25: ...ke sure you only press hard enough to cut the film not the balsa rudder Also carefully remove the covering from below the lines as you drew as same picture below 1 Using a modeling knife cut away the...

Page 26: ...ute epoxy Apply a thin layer to the slot in the mounting platform and to the verti cal stabilizer mounting area Apply epoxy to the lower rudder hinge Set the stabilizer in place and re align Double ch...

Page 27: ...CTION MANUAL 27 Rudder pushrod Rudder pushrod install as same as the way of aileron pushrod RUDDER PUSHROD INSTALLATION Elevator pushrod Rudder control horn Connector Rudder servo Bend and cut after R...

Page 28: ...TROJAN Instruction Manual 28 Cut C A glue Rudder pushdrod Elevator pushdrod Elevator pushdrod...

Page 29: ...the switch hole using a modeling knife Use a 2mm drill bit and drill out the two mounting holes through the fuselage side 2 Secure the switch in place using the two machine screws provided with the r...

Page 30: ...e protective foam to protect them from vibration Use a rubber band or masking tape to hold the foam in place Do not permanently secure the receiver and battery until after balancing the model 3 Positi...

Page 31: ...TROJAN INSTRUCTION MANUAL 31 See picture wing attach to fuselage WING ATTACHMENT Installing the fuselage hatch as same as picture below Receiver Wing bolt Secure...

Page 32: ...ove 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...

Page 33: ...directions CONTROL THROWS 1 Completely charge your transmitter and receiver batteries before your first day of flying 2 Check every bolt and every glue joint in your plane to ensure that everything i...

Page 34: ...TROJAN Instruction Manual 34...

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