Troy Built Models F-4u Corsair User manual

F - 4u Corsair
Specification:
Length :1470 mm(57.9")
Wing Span :1885 mm(74.2")
Wing Area :62.13 sq. dm
6.7 sq. ft
Wing Loading :107.8 g/sq. dm
35.3 oz/sq. ft
Flying Weight :6.7 kg(14.7 lbs)
Radio :6ch&8 servos
Engine :120 4-cycle
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!
ELEVATOR
Side View
20mm
20mm
Top view
Position for
right diagram.
Never fly before checking CG’s required position.
In order to obtain the CG specified reposition the
receiver and battery.
130mm
Air tank
Switch
Air inlet
3-way
pressure inlet
3-way
pressure inlet
3-way
pressure inlet
The status when the
gear up
Pull out length of 8mm
to make gear down
Air valve Air valve
Make sure to assemble retracts as instructed below.
Two wheel retract system
Quick release connector
Quick release connector
Pressure reduction inlet
Strut
Strut
3-way pressure inlet 3
Pressure reduction inlet 1
1
Air tank
1
Air inlet
2
1
1
Air line (3000mm)
2
Quick release connector
Strut
( 90 ) Switch
Clevis
Rod (2X300mm)
1
1
1
Retainer
TP Screw(2x14mm) 2
Ø1.7mm
Ø0.2mm
Pleas notice the inner diameter for each
side of the pressure reduction inlet.
Please insure the sealing of the retract
system before flight .
Adjustment.
The centre of the Gravity.
72 73
14

: 120 - 4cycle
15"x7
Spinner nut
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.
Apply epoxy glue.
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)
Right view
Side View
30mm
30mm
RUDDER
25mm
25mm
AILERON
Side View
40mm
FLAP
AILERON
FLAP
TP Screw (2.3x12mm)
Wooden Block
TP Screw (2.6x14mm)
Collar (5mm)
Wooden supporter
7
TP Screw (2.3x6mm)
Ply (15x15x6mm) 7
Wooden Block(43x28x26mm)
1
Gear door
2
4
Collar (5mm)
Wheel (100mm)
Landing gear 2
1
8
2
TP Screw (3x20mm )
Landing gear straps
(5mm)
4
TP Screw (2.6x14mm)
2
Wooden Block(25x15x13mm)
1.5mm
Epoxy the fixed landing gear to the main wing.
Adjustment.
Adjustment.
Install the wheel to the fixed landing gear.
Epoxy plies under the canopy and assemble the
canopy to fuselage with screw.
13
71
69
70
67
68
Accessory list for the coming installation steps.

6
Pin hinge(24x24mm)
Make sure hinges are
mounted in the same line.
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!
8
6
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 (3x35mm)
Washer(3x15mm)
2
Washer(3x15mm)
Lock Nut (3mm )
Clevis
Retainer
Rod (2x300mm)
Screw (2x10mm)
Main wing joiner
2
4
Wood dowel (6x30mm)
1
Rib template (2mm ply)
Install the nylon control horn and connect the linkage.
Install the servo as the illustration below.
Assemble the aileron to main wing with instant type
CA glue.
Keep some space about 1mm width between aileron
and trailing edge.
Accessory list for the coming installation steps.
Apply instant type CA glue to aileron and pin hinge.
1
2
3
4
5
1
150mm
TP Screw (3x20mm)
4
4
WssherTP (3x6mm)
Collar
7
TP Screw (2.3x12mm)
4
4
TP Screw (2.3x20mm)
7
TP Screw (2.3x6mm)
6
Canopy
Ply (15x15x3mm) 14
7
TP Screw (2.3x6mm)
Ply (15x15x3mm) 7
Wooden form 15
TP Screw (2.3x12mm)
Washer (3x6mm)
open a hole on the covering for ensuring assemble and
demount the covering easily.
Collar (3mm) 2
1
Tail wheel (45mm)
1.8mm
Epoxy the wooden form to appropriate in the cowling.
Trim the cowling and canopy along the shaded line.
Assemble the tail wheel to tail landing gear. Drill jholes to appropiate position in the wooden from.
Epoxy the plies to appropriate position under the tail landing
gear covering and assemble the tail landing gear covering
to thefuselage as below.
12
65
64
66
62
63
Accessory list for the coming installation steps.

Add a rubber ring to the
clevis for insuring safety
Throttle servo
Elevator servo
Rudder servo
switch servo
Air tank
Mount the receiver and the battery in the fuselage.
Install the servo of switch in the fuselage.
Install the servo of swith.
The sketch map when the servos install completion.
Assemble the elevator servo to appropriate position in
the fuselage.
The sketch map of the servo wire in the fuselage.
11
61
59
56
57
58
60
TP Screw (2.3x12mm)
Securely glue together. If coming off during flights, you 'll
lose control of your airplane which leads to accidents!
A A"
A = A"
Main wing joiner
2
Clevis
Rod (2x300mm)
Retainer
8
2
2
2
Metal wire (1.7x210mm) 2
Metal wire (1.7x220mm) 2
2
TP Screw (2.3x12mm)
48
48
TP Screw (2x10mm)
4
Wooden Block (20x20x8mm)
2
Servo tray(72x58x2mm)
12
Ply (20x16x2mm)
Hatch hinge
12
Clevis
Retainer
Rod (2x300mm)
125mm
30mm
Add a rubber ring to the
clevis for insuring safety
Copper joiner
155º
Copper joiner
Washer (2x5mm)
3mm
1.5mm
Rod (2x300mm)
Clevis
Washer(3x15mm)
Washer
Lock Nut (3mm )
Screw (3x35mm)
Screw (2x10mm) Ply (15x15x2mm) 12
4
Wood dowel (6x30mm)
1
Rib template (2mm ply)
6mm
6mm
Rib template (2mm ply)
Rib template (2mm ply)
Install the nylon control horn and connect the linkage.
Install the servo as the illustration below.
Secure the servo.Install the nylon control horn and
connect the linkage.
Epoxy the wing to mid wing steadily.
Accessory list for the coming installation steps.
According to the rib template drill holes in the wings and
mid wing and epoxy wood dowel in the wing holes.
6
7
8
9
2
10

Securely glue together. If coming off during flights, you 'll
lose control of your airplane which leads to accidents!
TP Screw (2x10mm)
TP Screw (2.3x12mm)
Drill proper size holes at revelant position for ensuring
the linkage rod go smoothly through it !
72mm
Metal wire
metal wire
2
Metal wire (1.7x210mm)
Metal wire (1.7x220mm)
Metal wire (1.7x210mm)
2
Metal wire (1.7x220mm)
86mm
57mm
96mm
43mm
31mm
74mm
Add a rubber ring
to the clevis for
insuring safety
104mm
The teo sides of hatch hinges
should be on the same level
48
48
TP Screw (2x10mm)
Washer (2x5mm)
Washer (2x5mm)
60mm
40mm
150º
172º
3mm
1.5mm
1.5mm
1.5mm
Ply (15x15x2mm) 12
Ply (20x16x2mm) 12
Drill proper size holes at revelant position for ensuring
the linkage rod go smoothly through it
Pleas notice the position before assemble each hatch
hinges.
Cut the covering off from appropriate position and
epoxy the plies in them.
Insert steel wire to inner and outer flaps for connection.
Assemble the flap to the main wing with TP screw.
Secure the servo.Install the nylon control horn and
connect the linkage.
3
16
15
14
11
12
13
Linkage Stopper
Washer (2mm)
Washer (2mm)
Nut (2mm)
Set screw (3x4mm)
Washer (
2mm )
Set screw (3x4mm)
1
1
1
1
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)
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 rudder servo.
Install the elevator servo.
Install the throttle servo to appropriate position in the
fuselage.
Assemble the rudder servo to appropriate position in
the fuselage.
Install the switch and the throttle servo
Drill a smallhole in appropriate position for throttle.
10
55
54
53
50
51
52

AA’
BB’
B=B'
A=A'
2
Wood dowel (6x50mm)
2
2
Blind Nut (6mm)
Screw (6x50mm)
1
Gear door
2
Wheel (100mm)
2
LockNut (4mm)
4
Bushing (8X4mm)
6
Ply(9mm)
2
2
Ply(3mm)
TP Screw (3x20mm)
TP Screw (2.3x8mm)
Retracts strut
LockNut(4mm) Bushing (8X4mm)
Spring
2
Ply(3mm)
Pleas clear the appropiate position before epoxy the
plies in it.
Bushing (8X4mm)
Screw (2x10mm)
TP Screw (2.x10mm)
Pin hinge(36x20x1mm)
Pin hinge
8mm
Note:rubber wheels oleo struts
and retracts are optional.
Nut(2mm)
4
Nut (2mm )
12
Washer(2x5mm)
Washer(2x5mm)
4
Screw (2x10mm)
55mm
50mm
Center
line
1.5mm
8
TP Screw (3x20mm) 4
TP Screw (2x10mm)
2
Spring（3X20mm）
Assemble the gear doors and the wheels to the retracts.
Assemble the the retract.
Accessory list for the coming installation steps.
Epoxy the pliies to appropriate position for assembling
the retracts
Assembly of the main wings
Drill two holes for pulling out the servo extension line.
4
21
20
19
17
18
Set Screw (3x4mm)
Set Screw (2mm)
Rod (2x400mm)
Set Screw (2mm)
Washer (2mm)
Linkage Stopper
1
1
1
1
1
4
4
Washer (4x8mm)
4
Rod (2x400mm)
Blind Nut (4mm)
Screw (4x25mm)
Set Screw (3x4mm)
Fuel supply line
Fuel spray line
Air pressure line
4
Blind Nut (4mm)
Washer (4x8mm) Nut (4mm)
Spring Washer (4mm)
Washer (4x8mm)
Screw (4x35mm)
Washer (4x8mm)
Screw (4x25mm)
5.2mm
Blind Nut
4mm
Epoxy the fuel tank in the fuselage.
Assemble the throttle linkage.
The sketch map when the engine install completion.
Assembly of the fuel tank.
Drill four holes at the diameters as shown for engine
mount.
Assemble the engine.
9
49
48
47
44
45
46

80 mm
24 mm
2
Wood dowel (6x50mm)
24 mm
80 mm
2
2
Blind Nut (6mm)
Screw(6x50mm)
1
Stab joiner (16x280mm)
4
4
2
2
Pin hinge(24x24mm)
Pin hinge(2.5x48mm)
Steel wire (0.5x3000mm)
1
1
U-style wire (3mm)
Nose arm
Nose arm
1
4
Tail landing gear(3mm)
Tail landing gear
Collar (3mm)
Collar
Ply (6mm) 2
1
4
Ply (6mm)
1
Washer (3X6mm)
4
4
Screw (3x15mm)
Screw (3x6mm)
Collar
13mm
Blind Nut (3mm)
Blind Nut (3mm)
4
Screw (3X15mm)
Screw (3x15mm)
Washer(3x6mm)
6mm
6.2mm
Blind Nut
4
Matal douel (4x30mm)
1
Rib template (3mm ply)
Drill two holes to the appropriate in the middle wing
and mount the dowels in them .
Drill two holes to relevant position in the fuselage
Mount the wings to the fuselage with screw .
Accessory list for the coming installation steps.
Assemble the tail landing gear to the wheel steeling
mounts as below.
Fix the nose arm to the ply with TP screw as below.
5
26
25
22
24
23
C C’
DD’
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!
C=C'
D=D'
4
Blind Nut (4mm)
Engine mount (68x105mm)
Linkage Stopper 4
4
12
4
Washer(4x8mm)
Screw (4x35mm)
Spring Washer (4mm)
Nut (4mm)
2
4
Screw (4x25mm)
2
Fuel tank (550cc) 1
2
Clevis
In case of 2-cycle & 4-cycle engine.
155 mm
4
4
4
Clevis
Copper joiner
Aluminum tube(3x6mm)
4
4
Screw (2x10mm)
Nut (2mm )
2x7mm
2x7mm
3mm
Securely glue together. If coming off during flights, you 'll
lose control of your airplane which leads to accidents!
4
Washer(2x5mm)
Assembly of the stabilizer. The side view when the engine install completion.
The front view of the engine install completion.
Drill holes to appropriate position in the stabilizer and
epoxy it to the fuselahe as below.
Glue the elevator to the stabilizer by CA and epoxy.
8
43
42
40
39
41
Accessory list for the coming installation steps.

4
Pin hinge(24x24mm)
Make sure hinges are
mounted in the same line.
35mm
Before After
90º
48mm
85mm
2
Pin hinge(2.5x48mm)
Using rubber tubu cover
the middle of the hinges
before installation in case
the epoxy glue get into.
Make sure hinges are
mounted in the same line.
1mm
Rudder
Vertical
fin
Cut away the rubber tube when
the epoxy glue dried.
Make sure they are in
the right position while
installing.
3mm
2.5mm
Drill holes to appropriate position in the rudder and
epoxy the ping hinges in them.
Bend the gear steel wire as below.
Epoxy the ply to appropriate position inside the tail of
fuselage
Apply instant type CA glue to aileron and pin hinge.
Drill holes to the relevant position in the tailing edge
and epoxy the rudder to them.
Keep some space about 1mm width between the
vertical fin and rudder.
6
32
31
30
27
29
28
Elevator
1mm
Tailing
edge
Make sure they are in
the right position while
installing.
2
1
Steel wire (0.5x3000mm)
Steel wire (0.5x3000mm)
U-style wire (3mm)
4mm
4mm
4
Wood dowel (4x30mm)
1
Rib template (3mm ply)
The sketh map of the steel wires in the fuselage
Set the U-style wire through the tail of fuselage as
below.
connect the fullarm for elevator with steel wire as
below.
Keep some space about 1mm width between the
elevator and horizontal tail edge.
Drill two holes at the stabilizer root base on rib template
and epexy the metal dowel in them.
A ccording to thr rib template drill holes to the tail of
fuselage as below.
7
38
37
36
33
35
34