Troy Built Models ROBIN DR400 User manual

Specification:
SAFETY PRECAUTIONS
INSTRUCTION MANUAL
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.
(The people under 18 years old is forbidden from flying this model)
This R/C airplane is not a toy!
ROBIN DR400
(ITEM NO: WO34A)
Length :2170 mm(85.5")
Wing Span :2577 mm(101")
Wing Area :113 sq. dm
12.15 sq. ft
Wing Loading :113.6 g/sq. dm
37.2oz/sq. ft
Flying Weight :12500 g(27.5 lbs)
Radio :6ch & 8 servos
Engine :80—100CC Gasoline engine
1
1
graphic
graphic
The step once you stick the graphic on fuselage completion.
Clear the surface of the fuselage with clear white
cloth once you stick the grasphics on the plane.
Stick the graphic to appropriate position on the fuselage.
Stick the graphic to appropriate position on the fuselage.
70
71
69
14
Accessory list for the coming installation steps.

30mm
20mm
20mm
AILERON
FLAP
FLAP
Top view
Position for
right diagram.
ELEVATOR
Side View
30mm
30mm
AILERON
30mm
30mm
Top view
RUDDER
Side View
149mm
10
TP Screw (2.3x8mm)
Ply (15x15x3mm) 10
TP Screw (2.3x8mm)
1.5mm
Epoxy plies to appropriate position on the fuselage which
under the canopy and assemble the canopy to fuselage
with TP screws. Adjustment.
Adjustment.
Adjustment.
Centre of Gravity.
67
69
66
68
13
65
: 80—100cc
6
(with 8 servos),
6
6
6 channel radio for aiplane is highly recommended for this model.
Warning
Remove the covering with proper
pressure to cut through only the covering itself.Otherwise,
cutting down into the balsa structure may weaken the
model part and cause accident.
The pre-covered film on ARF kits may wrinkle due to
variations of temperature.Smooth out as explained right.
Pre-cover the covering with clean cloth!
Start at low setting. Increase the setting if
necessary.If it is too high,you may damage
the film.
Iow setting
with cover(cloth)
4 inch Spinner
Powerer

18
TP Screw (2.3x8mm)
Ply (15x15x3mm) 18
TP Screw (2.3x8mm)
8
TP Screw (2.3x8mm)
Ply (15x15x3mm) 8
1.5mm
Canopy 1
Throttle servo
Rudder servo
Elevator servo
Rudder servo
The sketch map when the servos install completion.
Mount the receiver and the battery to the fuselage.
Trim the cowling for engine and muffler.
Epoxy plies to appropriate position on the fuselage which
under the cowl and assemble the cowl to the fuselage
with TP screws.
Cut off the surplus portion careful along the shaded line.
60 62
63
64
12
61
Accessory list for the coming installation steps.
1mm
Aileron
Tailing
edge
Make sure they are in
the right position while
installing.
Securely glue together. If coming off during flights, you 'll
lose control of your airplane which leads to accidents!
Make sure hinges are
mounted in the same line.
8
8
2
2
2
4
2
2
2
2
Clevis
Rod (2x300mm)
Retainer
TP Screw (2.3x12mm)
Wooden Block (20x20x8mm)
Servo tray(68.5x56.5x2mm)
Pin hinge(24x24mm)
Screw (3x60mm)
Washer(3x15mm)
2
Washer(3x15mm)
Lock Nut (3mm )
Clevis
Retainer
Rod (2x300mm)
Screw (2x10mm)
8
Pin hinge(24x24mm)
Install the servo as the illustration below
Install the nylon control horn and connect the linkage.
Apply instant type CA glue to aileron and pin hinge.
Keep some space about 1mm width between
aileron and trailing edge.
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.
1
2
3
4
5
1
Accessory list for the coming installation steps.

2
2
2
Clevis
Copper joiner
Aluminum tube(3x6mm)
2
2
Screw (2x10mm)
Nut (2mm )
2
Washer(2x5mm)
Steel wire
Copper joiner
Aluminum tube Lock Nut (2mm )
Screw (2x10mm)
Ball joint
Washer(2x5mm)
Install the nylon control ring for switch and connect
the linkage.
Linkage Stopper
1
2
2
Clevis
Aluminum tube(3x6mm)
2
2
Screw (2x10mm)
Nut (2mm )
2
Washer(2x5mm)
Linkage Stopper
Washer (2mm)
Nut (2mm)
Set screw (3x4mm)
1
1
1
1
Washer (2mm)
Set screw (3x4mm)
Washer (2mm)
2x150mm Rod
8x650mm Rod
Ball joint
100mm
Ball joint
Metal arms
Drill a hole and slot to the rod and glue the wire to
them and wrap it with tape.
Connect the arms for the stabilizer and the servo
of stabilizer.
8
TP Screw (2.3x8mm)
Ply (15x15x3mm) 8
TP Screw (2.3x8mm)
1.5mm
Assemble the tail fuselage cover with TP screws. Assemble the servo of stabilizer.
57
56 58
55
11
59
Accessory list for the coming installation steps.
8
8
2
2
2
4
2
2
2
2
Clevis
Rod (2x300mm)
Retainer
TP Screw (2.3x12mm)
Wooden Block (20x20x8mm)
Servo tray(68.5x56.5x2mm)
Screw (3x50mm)
Washer(3x15mm)
2
Washer(3x15mm)
Lock Nut (3mm )
TP Screw (2.3x12mm)
1.5mm
3mm
Rod (2x300mm)
Clevis
Washer(3x15mm)
Washer
Lock Nut (3mm )
Screw (3x60mm)
Pin hinge(36x20x1mm)
Secure the servo.Install the nylon control horn and
connect the linkage.
6
Pin hinge(36x20x1mm)
Flap
1mm
Make sure they are in
the right position while
installing.
Trailing
edge
Keep some space about 1mm width between
trailing edge and flap.
Epoxy the pin hinges to the flap.
Epoxy the flaps to the wings as illustration.
Securely glue together. If coming off during flights, you 'll
lose control of your airplane which leads to accidents!
Install the servo.
7
6
8
9
10
2
Accessory list for the coming installation steps.

Steel wire
Aluminum tube
Clevis
Lock Nut (3mm )
Washer(3x15mm)
Screw (3x80mm)
28mm 118mm
2
Plastical tube(3x60mm)
3mm
3mm
1mm
Rudder
Tailing
edge
Cut away the rubber tube when
the epoxy glue dried.
Make sure they are in
the right position while
installing.
2.5mm
Keep some space about 1mm width between
the tailing edge and the rudder.
Drill holes to relevant position in the vertical fin and
assemble the rudder to the fuselage with epoxy glue.
Drill holes to appropriate position in the tail fuselage
for connect the rudder and rudder servo.
Epoxy the plastical tubes to the holes as illustration.
The sketch map once the connection between the
rudder and rudder servo assemble completion.
Drill holes to the relevant position in the rudder for
assembling the shaft for control the rudder.
51
50 53
52
54
10
49
1.5mm
Clevis
Retainer
Rod (2x300mm)
Screw (2x10mm)
TP Screw (2.3x12mm)
3mm
Rod (2x300mm)
Clevis
Washer(3x15mm)
Washer
Lock Nut (3mm )
Screw (3x50mm)
2
Main wing joiner (25x270mm)
2
Main wing joiner (16x270mm)
Wood dowel (8x60mm) 2
2
2
Blind Nut (8mm)
Screw(8x60mm)
Reinforcement Plate 1
PVC 1
A = A"
Make sure to glue securely.
If not properly glued, a failure in flight may occur.
Temporarily fasten down the main wing and
check its correct position.
Securely glue together.If coming off during flights,
you'll lose control of your airplane which leads
to accidents!
A"
A
Washer (4x12mm)
Rib template
8
8
Screw (4x16mm)
2
1
2
2
Collar (8x4mm)
Wheel (100mm)
2
Screw (20mm)
2
Lock Nut (4mm )
Fiber board(100x15x2mm)
Trim the holes until they fit the
screw very well.
Marked place
44
Screw (3x15mm) 4
Washer (3x6mm)
6
TP Screw (2.3x12mm)
4
Screw (3x10mm)
Screw (3x10mm)
4
Washer (3x6mm)
2
Main wing joiner (25x270mm)
2
Main wing joiner (16x270mm)
Fiber board(100x15x2mm) 4
2
Ply (9mm)
oleo strut
Install the nylon control horn and connect the linkage.
Secure the servo.Install the nylon control horn and
connect the linkage.
The sketch map when the wings assemble completion.
Put the fiber boards into the main wing until the screw can
fix them very well and mark the position as illustration.
.Epoxy the fiber board to the side wing until the
marked position.
12 14
13
11
15
3
Accessory list for the coming installation steps.

8mm
220mm
2
2
Blind Nut (6mm)
Screw(6x50mm)
Screw(6x50mm)
Washer (4x12mm)
Washer (4x12mm)
8
8
Screw (4x16mm) Screw (4x16mm)
2
8mm
220mm
20mm
Wood dowel (8x60mm) 2
Screw
Spring Washer
Reinforcement Plate 1
79mm
6.2mm
Blind Nut
PVC 1
6
TP Screw (2.3x12mm)
TP Screw (2.3x12mm)
Mount the oleo strut to appropriate position on the wing
and make sure they are in right direction.
oleo strut
Assemble the side wing to the main wing and fix them
with screws.
Drill holes to the appropriate position in leading edge
and epoxy the wood dowel in them.
Drill holes to the relevant position in the fuselage.
Assemble the wings to the fuselage and fix it with
the reinforcement plate and screws.
Trim the surplus parts from the PVC and fix the PVC to
the fuselage with TP screw.
17
18
19
20
21
4
16
3
Pin hinge(2.5x48mm)
Make sure hinges are
mounted in the same line.
135mm
137mm
37mm
2.5mm
Screw (4x12mm)
2
Screw (4x12mm)
AA’’
BB’’
A=A”
B=B”
The sketch map of the tail fuselage should be like
illustration when the tail assembled completion.
Nut (2mm )
Nut (2mm )
Screw (2x16mm)
Metal arms
Copper ball (2mm )
Washer(2x5mm)
Collar(3mm)
Collar(3mm)
Put the metal arms,wheel adapters & wood mount in the
tail fuselage,let the stab tube through all these parts.
Fix wheel adapters and avoid the tube from movement.
Fix the collar and avoid the metal rod from movement.
Fix the wheel adapters with set screw and wood
mount with epoxy glue.
Assemble the stabilizer to the stab tube and fix
it with screw as illustration.
Drill holes to appropriate position in the rudder and
epoxy the pin hinges to the rudder.
44
45
46
47
43
9
48

Assemble the throttle servo in the fuselage.
2
Clevis
3
Pin hinge(2.5x48mm)
A
B
B’’
A’’
A=A”
B=B”
1
1
Stab tube(16x690mm)
2
Triangle wood block
Triangle wood block
(15x15x40mm)
2
Ply
Ply
2
2
Metal rod(3x390mm)
8
TP Screw (2.3x8mm)
Ply (15x15x3mm) 8
2
2
Washer(3x15mm)
Lock Nut (3mm )
1
Screw (3x80mm)
2
Steel wire (0.5x3000mm)
Wood pushrod(8x800mm)
1
Rod (2X100mm) 3
1
Rod (2x150mm)
1
Clevis
1
2
Screw (2x16mm)
Nut (2mm )
2
Washer(2x5mm)
2
Screw (4x12mm)
1
Screw (3x15mm)
2
Plastical tube(3x60mm)
Stab tube (16x690mm)
Metal rod (3x390mm)
Metal arms
Metal arms
Fuel supply line
Fuel spray line
Air pressure line
Assembly of the fuel tank.
Mount the fuel tank to appropriate position in the fuselage.
Set screw
screw(3x15mm)
wheel adapters
Make sure to glue securely.
If not properly glued, a failure in flight may occur.
Temporarily fasten down the main wing and
check its correct position.
Securely glue together.If coming off during flights,
you'll lose control of your airplane which leads
to accidents!
Collar (3mm) 2
Put the metal arms,wheel adapters & wood mount in the
tail fuselage,let the stab tube through all these parts.
wheel adapters
The standard sketch map when the horizontal
tail & vertical tail install completion.
38
39 41
42
8
Accessory list for the coming installation steps.
40
Lock Nut (4mm)
Bushing (8x4mm)
Wheel (100 mm)
2
2
Collar (8x4mm)
Wheel (100mm)
2
Screw (20mm)
2
Lock Nut (4mm )
18mm
1
Lock Nut (4mm)
Bushing (8x4mm)
Wheel (100 mm)
20mm
Rib template(2mm)
5mm
Ply (9mm)
2
Ply (9mm)
1
Front wheel steering mounts
1
Aluminum part(60x6mm)
2
Copper joiner
2
Aluminum tube(3x6mm)
2
Steel wire (0.5x1500mm)
TP Screw(3x20mm)
Washer (3x6mm)
4
4
1
1
Collar (8x4mm)
Wheel (100mm)
1
Screw (20mm)
Screw (20mm)
1
1
Lock Nut (4mm )
1
Rib template (2mm)
2
Plastic tube(3x50mm)
1
ply (9mm )
Lock Nut (4mm)
Bushing (8x4mm)
Wheel (100 mm)
Aluminum part(60x6mm)
Front wheel steering mounts
25mm
25mm
TP Screw(3x20mm)
Washer (3x6mm)
4
4
1.8mm
Set screw
The accessories of the nose gear.
Assemble the front wheel steering mounts to appropriate
position on the firewall with screw.
According to the rib template drill a hole one the
main wheel pants.
Assemble the wheel pants to the oleo struct and it them
with plies and epoxy glue.
Assemble the wheels to the oleo struts as illustration.
oleo strut
oleo strut
AA’
A=A’
B=B’
BB’
1
Clevis
23
22
24
24
25
26
5
Accessory list for the coming installation steps.

Assemble the rudder servo in the fuselage.
18mm
1
Rib template (2mm)
1
ply (9mm )
According to the rib template drill a hole to the nose
wheel pants.
Assemble the wheel pants to the oleo struct and
fix it with plies and epoxy glue.
Assemble the wheel to the oleo strut as illustration.
12mm
5mm
3mm
3mm
Drill two holes to appropriate position in the firewall
for the nose steeling fullarm.
Epoxy plastic tubes in the holes and connect the
steel wire to the nose gear servo.
5mm
Ply (9mm)
Lock Nut (4mm)
Bushing (8x4mm)
Wheel (100 mm)
20mm
2
Plastic tube(3x30mm)
2
Steel wire (0.5x1500mm)
Steel wire
Copper joiner
Lock Nut (2mm )
Screw (2x10mm)
Ball joint
Washer(2x5mm)
28
29
30
31
27
6
32
The front view when the engine install completion.
The side view when the engine install completion.
6.2mm
Blind Nut
4
Blind Nut (5mm)
Linkage Stopper
Washer (2mm)
Washer (2mm)
Nut (2mm)
Set screw (3x4mm)
Washer (
2mm )
Set screw (3x4mm)
1
1
1
1
Drill 4 holes to appropriate position in the head
fuselage and set blind nut in them..
Assemble the engine.
Assemble the servos and switch.
195 mm
1
Linkage Stopper
4
12
Washer(5mm)
Spring Washer (5mm)
1
4
Screw (5mm)
Plastic tube (2x650mm)
Washer
4
4
Blind Nut (5mm)
Fuel tank (800cc) 1
Screw (5mm)
Washer
Washer (5mm)
(Not included)
(Not included)
(Not included)
(Not included)
34
35
36
37
7
33
Accessory list for the coming installation steps.