T-28 Trojah INSTRUCTION MANUAL SAFETY PRECAUTIONS

Transcription

1 T- Trojah Specification: Length :3 mm(3.5") Wing Span :057 mm(") Wing Area :70. sq. dm 7.55 sq. ft Wing Loading :7 g/sq. dm 39.5 oz/sq. ft Flying Weight :. kg( lbs) Radio :ch & servos Engine :0 -cycle INSTRUCTION MANUAL SAFETY PRECAUTIONS This R/C airplane is not a toy! (The people under years old is forbidden from flying this model) First-time builders should seek advice from people having building experience.if misused or abused,it can cause serious bodily injury and damage to property. Fly only in open areas and preferably at a dedicated R/C flying site. We suggest having a qualified instructor carefully inspect your airplane before its first flight.please carefully read and follow all instructions included with this airplane,your radio control system and any other components purchased separately.

2 channel radio for aiplane is highly recommended for this model. -cycle.0 9 Optional parts: rubber wheel with metal hub. Spinner nut X0 We strongly recommen you use the thread lock for all the screws when you build your model.

3 Three wheel retract system Make sure to assemble retracts as instructed below. Strut 3-way pressure inlet 3-way pressure inlet Rod (x300mm) TP Screw (.3xmm) Screw (3x50mm) Servo tray(.5x5.5xmm) Wooden Block(0x0xmm) Pin hinge(xmm) Washer(3x5mm) Washer(3x5mm) Apply instant CA glue to aileron and pin hinge. Pin hinge(xmm) 3 Assemble the aileron to main wing with instant type CA glue. Be careful to ensure the moving parts of the hinges are able to move freely. Securely glue together. If coming off during flights, you 'll lose control of your airplane which leads to accidents! Install the servo as the illustration below Strut 3-way pressure inlet 3-way pressure inlet Strut Air inlet 3-way pressure inlet Air tank Make sure hinges are mounted in the same line. Quick release connector Pressure reduction inlet Quick release connector Ø0.mm Keep some space about mm width between aileron and trailing edge. 5 Install the nylon control horn and connect the linkage. Ø.7mm Switch Trailing edge Rod (x300mm) Aileron Air valve The status when the gear up Please insure the sealing of the retract system before flight. Pleas notice the inner diameter for each side of the pressure reduction inlet. Air valve Pull out length of mm to make gear down TP Screw(.xmm) Rod (X300mm) Strut ( 90 ) Switch Air line (3000mm) 3-way pressure inlet Air tank Air inlet Quick release connector Strut ( 90 ) 5 Make sure they are in the right position while installing. mm Screw (x0mm)

4 Secure and connect the servo.install the linkage. the nylon control horn Keep some space about mm width between trailing edge and flap. 7 Epoxy the fixed landing gear to the relevant position in the fuselage. 77 Adjustment. TP Screw (.3xmm) Trailing edge Rod (x300mm).5mm Flap Side View Screw (x0mm) Washer(3x5mm) 3mm RUDDER 0mm 0mm Washer Screw (3x50mm) Make sure they are in the right position while installing. mm Top view 9 Epoxy the flaps to the wings as illustration. 7 Adjustment. 79 Adjustment. Rod (x300mm) TP Screw (.3xmm) Screw (3x50mm) Servo tray(.5x5.5xmm) Wooden Block(0x0xmm) Pin hinge(xmm) Washer(3x5mm) Washer(3x5mm) Securely glue together. If coming off during flights, you 'll lose control of your airplane which leads to accidents! ELEVATOR Side View Centre of Gravity. 30mm 30mm Top view Position for right diagram. Side View AILERON FLAP AILERON FLAP 30mm 30mm 0mm 7 Epoxy the pin hinges to the flap. 0 Install the servo as the illustration below 0 The centre of the Gravity. 3mm Pin hinge(xmm) 5

5 7 Drill holes to appropriate position in the belly pants and the wings and epoxy the belly pant to the wing as diagram. 73 Assemble the wheel and gear door to landing gear. Install the nylon control horn and connect the linkage. 3 Mount the gear door and the wheel to the retract. mm TP Screw (3x0mm) Wooden Block TP Screw (3x0mm) Washer (3xmm) Rod (x300mm) Screw (x0mm) LockNut(mm) Wheel (00mm) inside Bushing (Xmm) TP Screw (.3xmm) Wooden supporter Wooden Block(9x5x0mm) Note:rubber wheels oleo struts and retracts are optional. 7 The sketch map when the gear up and down. 7 Epoxy the landing gear to the wing steadily. Secure the servo.install the nylon control horn and connect the linkage. Mount the gear door and the wheel to the retract..5mm TP Screw (.3xmm) TP Screw (.3xmm) TP Screw (.3xmm) 3mm Rod (x300mm) Screw (x0mm) Washer(3x5mm) Washer Nut (mm ) Washer (x5mm) Washer (x5mm) Screw (x0mm) Appropriate position Strut ( 90 ) Screw (3x50mm) Note:rubber wheels oleo struts and retracts are optional. 75 Install the wheel to the fixed landing gear. 5 Cut away the surplus parts of plastic cover carefully along the shaded line. Wheel (00mm) Wooden supporter (.5xxmm) Landing gear(5mm) TP Screw (3x0mm ) Landing gear straps Wooden Block(9xxmm) Wooden Block(53xxmm) 7 Wheel (90mm) Wooden supporter (xxmm) Landing gear(5mm) TP Screw (.3xmm) Aluminum part(0xmm) Gear door Wooden Block(9x5x0mm) Collar 5mm 3 Wheel (00mm) Bushing (xmm) LockNut (mm) TP Screw (.3xmm) TP Screw (3x0mm) Wood dowel (x30mm) Washer (3xmm) Screw (x0mm) Washer (x5mm) Nut (mm ) Wooden Block(9mm) Mounting plate PVC part Main wing joiner Rib template (mm ply) Wood dowel (x50mm) Screw(x50mm) Blind Nut (mm) Reinforcement Plate Pin hinge (3x0xmm) Gear door Gear door 5mm 3

6 Epoxy the wheel house to the wings carefully. 9 Put the retracts to the wing and find out the relevant position the other part of the pin hinge,drill holes in the clapboard 5 Epoxy plies to relevant position inside the fuselage as below for assembling the cowling. Epoxy the wood plates to the appropriate position inside the belly cover as picture. A=A B=B A B.5mm TP Screw (.3xmm) TP Screw (.3xmm) Wooden Block(00x0x3mm) A B Note:Please fix the air tube before assemble the wheel house to the wing. TP Screw (.3xmm).5mm TP Screw (.3xmm) Ply (5x5x3mm) Wooden Block(00x0x3mm) 7 Cut the shaded portion away from the available pin hinges and enlarge the holes as below. 0 Assemble the retracts and the baffle to the landing gear as illustration. Cut off the surplus shaded portion carefully of the canopy below. 9 Epoxy the wood plates to the relevant place outside the belly cover as picture..5mm mm Screw (x0mm) Washer (x5mm) Nut (mm ) TP Screw(3x0mm) hatch hinges(3mm) Pin hinge (3x0xmm) Nut (mm ) Washer (x5mm) Washer (x5mm) Screw (x0mm) TP Screw(3x0mm) mm hatch hinges(3mm) Put the pin hinge to appropriate position on the baffle and drill holes in the baffle as illustration. The sketch map when the main wing assembled completely. 7 Epoxy plies inside the fuselage under the cowing and mount the cowling with TP screw as illustration. 70 Fix the pinned hinges to the belly cover and the wheel pants,let the the spring pass the holes in the metal wire and fix the matel wire to the pinned hinges as illustration. Make sure to glue securely. If not properly glued, a failure in flight may occur. Securely glue together.if coming off during flights, you'll lose control of your airplane which leads to accidents! TP Screw (.3xmm) Nut (mm ) Washer (x5mm) Screw (x0mm) Landing gear(0.mm) TP Screw (.3xmm) mm mm A A` A=A' TP Screw (.3xmm) Ply (5x5x3mm).5mm Screw (x0mm) Washer (x5mm) 3 Nut (mm ) 0.5mm Metal wire (0.mm) TP Screw (.3xmm) Pin hinge (3x0xmm) 0 3

7 0 Install the servo of switch. 3 Assembly of the stabilizer. Make sure to glue securely. If not properly glued, a failure in flight may occur. Securely glue together.if coming off during flights, you'll lose control of your airplane which leads to accidents! Temporarily fasten down the main wing and check its correct position. According to the rib template drill holes in one wing and epoxy wood dowel in them. mm 5 Epoxy the main wing hardly together with wing joiner. Main wing joiner B A A' B' Rib template (mm ply) A=A' B=B' Rib template (mm ply) Wood dowel (x30mm) Securely glue together. If coming off during flights, you 'll lose control of your airplane which leads to accidents! The servos installation finished sketch map. 3 According to the rib template drill holes to another main wing. Drill holes to appropriate position in the front of mid wing and epoxy wood dowel in them. switch servo Elevator servo Throttle servo Nose wheel servo Rudder servo Canopy TP Screw (.3xmm) Ply(5x5x3mm) hatch hinges(3mm) Wooden Block(00x0x3mm) TP Screw (.3xmm) Screw (x0mm) Washer (x5mm) Nut (mm ) Pin hinge (3x0xmm) Metal wire (0.mm) mm Rib template (mm ply) mm Wood dowel (x50mm) 0mm Assemble the receiver and the battery to appropriate positon in the fuselage. Trim the cowling for engine and muffler. Trim holes in the appropriate position in the wings and drag the servo wire and the air tube out. 7 Drill holes to relevant position in the fuselage. 0mm 0mm R0mm Air tube mm 0mm 5mm 0mm R0mm Servo wire 5

8 Assemble the wings to the fuselage with screw and blind nut as below. 30 Set the U-style wire through the enlarge hole as below. 55 Drill holes to the relevant position in the tailing edge and epoxy the rudder to them. 5 The sketch map of the linkage for the rudder and the tail wheel. Screw(x50mm).mm Blind Nut.5mm Screw(x50mm) Blind Nut (mm) Reinforcement Plate Reinforcement Plate Steel wire (0.5x3000mm) U-style wire (70x3mm) 3 A ccording to thr rib template drill holes to the tail of fuselage as below. 5 Drill a small hole to appropriate possition in the fuselage for installing the plastical tube. 59 The sketch map of the linkages for the rudder and elevator in the fuselage. Plastical tube(3x30mm) Pin hinge(xmm) U-style wire (70x5mm) Steel wire (0.5x3000mm) Matal douel (x30mm) Rib template (mm ply) Stab joiner (x70mm) Rib template (mm ply) mm 70mm 0mm 3mm 0mm Rib template (mm ply) 9 Assembly of the stabilizer. 3 Drill two holes at the stabilizer root base via rib template and epexy the wood dowel in them. 57 The sketch map after the rudder shaft assemble finished. 0 Install the servo. B Make sure to glue securely. If not properly glued, a failure in flight may occur. Securely glue together.if coming off during flights, you'll lose control of your airplane which leads to accidents! Temporarily fasten down the main wing and check its correct position. A A' B' A=A' B=B' mm Rib template (mm ply) Drill a hole to appropriate position in the rudder as illustration. Wood dowel (x30mm) Wood dowel (x30mm) Steel wire Aluminum tube Washer(3x5mm) Screw (3x0mm) Washer(3x5mm) Steel wire (0.5x3000mm) Screw (3x0mm) Screw (x0mm) Washer(x5mm) Ball joint Lock Nut (mm ) Steel wire Screw (x0mm) Nut (mm ) Washer(x5mm) 3mm 0mm

9 Assemble TP Screw as the illustration. retract to the fuselage with 9 5 Mount the servo of nose wheel to the fuselage. 33 Assemble the stablilizers carefwly to fuselage. 3 Keep some space about mm width between elevator and tailing edge. TP Screw(3x0mm) Stab joiner (x70mm) Tailing edge.mm Elevator mm TP Screw(3x0mm) Securely glue together. If coming off during flights, you 'll lose control of your airplane which leads to accidents! Make sure they are in the right position while installing. 50 Assemble the steel wire to the nose arm. 53 Drill holes to appropriate position in the rudder and epoxy the ping hinges in them 3 Trim slot to appropriate position in the stabilizer. 37 Glue the elevator to the stabilizer by CA and epoxy. Pin hinge(.5xmm) 30mm mm x0mm mm mm Make sure hinges are mounted in the same line. Securely glue together. If coming off during flights, you 'll lose control of your airplane which leads to accidents! 5 Install the servo. 5 Keep some space about mm width between the tailing edge and the rudder. 35 Apply instant type CA glue to elevator and pin hinge. Screw (x0mm) Washer(x5mm) Ball joint Lock Nut (mm ) Steel wire Screw (x0mm) Nut (mm ) Washer(x5mm) Tailing edge Rudder Make sure they are in the right position while installing. Cut away the rubber tube when the epoxy glue dried. mm Make sure hinges are mounted in the same line. Pin hinge(xmm) 3mm Blind Nut (mm) Screw (x35mm) Screw (x5mm) Washer(xmm) Spring Washer (mm) Nut (mm) Linkage Stopper Plastic tube (x50mm) Engine mount (x05mm) Fuel tank (550cc) 0 7

10 3 The front view of the engine installation finished. Install the engine carefully. Assembly of the fuel tank. 7 Assemble the throttle servo to appropriate position in the fuselage. Screw (x35mm) Washer (xmm) mm Washer (xmm) Washer (xmm) Spring Washer (mm) In case of -cycle & -cycle engine. Nut (mm) Screw (x5mm) The side sketch map of the engine installation finished. 39 Assemble the accelerator push rod to the engine. Set Screw (3xmm) Linkage Stopper Washer (mm) 0 mm Washer (xmm) Rod (x50mm) Set Screw (mm) Set Screw (3xmm) Set Screw (mm) 5 Fuel spray line Air pressure line Fuel supply line Mount the fuel tank to the fuselage. Note: Customers can choose nylon stabbing fix the tank, We don t suppty nylon stabbing. Steel wire (0.5x3000mm) Washer(3x5mm) Screw (3x0mm) Plastical tube(3x30mm) Pin hinge(.5xmm) wheel (90mm) Bushing (Xmm) Lock Nut (mm ) TP Screw(3x0mm) Steel wire (0.5x500mm) Screw (x0mm) Nut (mm ) Washer(x5mm) Air tank Switch Ring Rod (x300mm) 0 Drill holes and set blind nut in appropriate position in the firewall before install the engine. 3 Engine installation finished sketch map. Install the servo. Assemble the wheel and oleo strut to the retract as illustration. Set screw (3xmm) Bushing (Xmm) Nut (mm) 5.mm Washer (mm) Washer (mm) wheel (90mm) Blind Nut Blind Nut (mm) Linkage Stopper Washer (mm) Nut (mm) Set screw (3xmm) Retracts strut Note:rubber wheels oleo struts and retracts are optional. 9