Before start,please carefully read the explanations!
F6F Hellcat
Specification:
Length :1365 mm(54")
Wing Span :1829 mm(72")
Wing Area :64.83 sq. dm
6.99 sq. ft
Wing Loading :100.3 g/sq. dm
32.9 oz/sq. ft
Flying Weight :6.5 kg(14.3 lbs)
Radio :6ch & 8 servos
Engine :120 4-cycle
INSTRUCTION MANUAL
SAFETY PRECAUTIONS
This R/C airplane is not a toy!
(The people under 18 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.
4.5 in Spinner
6 8
6
6 channel radio for aiplane is highly recommended for this model.
6
4-cycle .120
Spinner nut
15″X7
9 Optional parts: rubber wheel with metal hub, oleo struts and retracts system.
Two wheel retract system
Make sure to assemble retracts as instructed below.
Strut
3-way pressure inlet
3-way pressure inlet
3-way pressure inlet
Quick release connector
Pressure reduction inlet
Ø1.7mm
Air tank
Air inlet
Quick release connector
Ø0.2mm
Switch
Strut
Please insure the sealing of the retract system before flight .
Pleas notice the inner diameter for each side of the pressure reduction inlet.
Strut ( 90 )
Retainer
Clevis
Rod (2X300mm)
TP Screw(2x14mm)
2
1
1
1
2
Switch
Air line (3000mm)
3-way pressure inlet
Air tank
Air inlet
Quick release connector
Pressure reduction inlet
1
1
3
1
1
2
1
Air valve Air valve
Push plug to the far end to make gear down
Pull out length of 8mm to make gear up
81
Adjustment.
82
The centre of the Gravity.
Side View
AILERON
FLAP
AILERON
FLAP
20mm
20mm
30mm
Accessory list for the coming installation steps.
Clevis
Retainer
Rod (2x300mm)
TP Screw (2.3x12mm)
Screw (3x40mm)
Servo tray(68.5x56.5x2mm)
Wooden Block(20x20x8mm)
Pin hinge(24x24mm)
Washer(3x15mm)
Lock Nut (3mm )
Washer(3x15mm)
2
2
2
4
6
2
4
2
2
2
8
1
Apply instant type CA glue to aileron and pin hinge.
Pin hinge(24x24mm)
6
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.
4
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
117mm
16
2
Trailing
edge
Aileron
Make sure hinges are mounted in the same line.
Keep some space about 1mm width between aileron and trailing edge.
1mm
Make sure they are in the right position while installing.
5
Install the nylon control horn and connect the linkage.
Retainer
Rod (2x300mm)
Screw (2x10mm)
Clevis
1
6 Secure the servo.Install the nylon control horn and connect the linkage.
TP Screw (2.3x12mm)
8
TP Screw (2.3x12mm)
8
Secure the servo with servo tray.
TP Screw (2.3x12mm)
Rod (2x300mm)
Clevis
Lock Nut (3mm )
Washer(3x15mm)
Washer
Screw (3x40mm)
3mm
1.5mm
Accessory list for the coming installation steps.
TP Screw (2.3x12mm)
8
9 According to the rib template drill holes to the relevant position in the mid wing.
7
Clevis
Retainer
Rod (2x300mm)
TP Screw (2.3x12mm)
Screw (3x40mm)
Servo tray(68.5x56.5x2mm)
4
Wooden Block(20x20x8mm)
2
8
2
4
2
2
Pin hinge(36x20x1mm)
10
Washer(3x15mm)
Lock Nut (3mm )
Washer(3x15mm)
2
Main wing joiner
Rib template (2mm ply)
2
Wood dowel (6x30mm)
Metal wire (1.8x290mm)
1
4
2
2
2
Install the servo as the illustration below
6mm
2mm ply
Rib template (2mm ply)
1
10
According to the rib template drill holes to the wing root and epoxy wood dowel in them.
6mm
2mm ply
Wood dowel (6x30mm)
4
2
Accessory list for the coming installation steps.
Wheel (100mm)
Collar (5mm)
Wooden Block(43x28x26mm)
Landing gear(5mm)
TP Screw (3x20mm )
Landing gear straps
Gear door
Wooden Block(25x15x13mm)
TP Screw (2.6x14mm)
Washer (3x6mm)
1
2
4
12
2
1
12
6
2
4
76 Fix the wooden block to appropriate position in the landing gear.
Landing gear(5mm)
Landing gear straps
78
Epoxy the wheels to the wings steadily.
79
Adjustment.
Top view
TP Screw (3x20mm )
77
Epoxy the wheel pants to the wooden blocks steadly.
Collar (5mm)
Collar (5mm)
Wooden Block
ELEVATOR
80
Side View
Adjustment.
25mm
25mm
Position for right diagram.
Side View
RUDDER
TP Screw (2.6x14mm)
Wooden supporter
Top view
30mm
30mm
15
70 Cut off the shaded portion carefully from the fuselage.
(This step decided by customers themselves)
73 Trim the shaded portion carefully and glue the two parts hardly together with CA glue.
11 Epoxy the main wing to the mid wing through the main wing joiner and wood dowel.
Main wing joiner
2
14
Epoxy the pin hinges to the flaps tightly.
71
Glue the PVC parts to the fuselage carefully.
(This step decided by customer themselves)
74 Drill holes to appropriate position in the bomb and epoxy fibre tube in them.
55mm 70mm
5mm
PVC Part
2
72
Epoxy the bottom cover to mid wing and drill holes to appropriate position.
55mm
24mm
5mm
Fibre tube(5x30mm)
Fibre tube(5x30mm)
2
75
Epoxy the drop tank to the bottom cover.
14
12
Securely glue together. If coming off during flights, you 'll lose control of your airplane which leads to accidents!
Assemble the wings.
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!
A A`
Pin hinge(24x24mm)
10
15
Trailing
edge
Keep some space about 1mm width between trailing edge and flap.
Flap
B B`
13
Connect the flap by a bended metal wire.
Metal wire (1.8x290mm)
2
1mm
Make sure they are in the right position while installing.
16
Epoxy the flaps to the wings as illustration.
2mm
172º
140mm
172º
Securely glue together. If coming off during flights, you 'll lose control of your airplane which leads to accidents!
3
17
Connect the retainer and the servo arm with linkage as below.
19
LockNut(4mm)
Assemble the wheel and the gear door to the retract.
Take care to assemble the whell pants to right sides.
Bushing (8x4mm)
Bushing (8x4mm)
Wooden Block
Rod (2x300mm)
Retainer
18 Secure the servo.Install the nylon control horn and connect the linkage.
Retracts strut
Note:rubber wheels oleo struts and retracts are optional.
20 Cut away the surplus parts of plastic cover carefully along the shaded line.
5mm
3mm
Rod (2x300mm)
Clevis
Screw (2x10mm)
Lock Nut (3mm )
Washer(3x15mm)
Washer
Screw (3x40mm)
Accessory list for the coming installation steps.
TP Screw(3x20mm)
Washer(3x6mm)
Wheel (100mm)
Bushing (8X4mm)
LockNut (4mm)
Wooden Block
Gear door
Screw (6x50mm)
Blind Nut (6mm)
Wood dowel (6x50mm)
4
2
4
1
2
2
2
8
8
2
21
Cut away the shaded portion for assembling the gear house.
4
65
Install the receiver and the battery in the fuselage.
67
Epoxy the former to appropriate position in the cowling.
155mm
Accessory list for the coming installation steps.
PVC Part
Canopy
TP Screw (2.3x8mm)
Ply (15x15x3mm)
Drop tank
Bottom cover
Former
Fibre tube(5x30mm)
Washer (3x6mm)
TP Screw(3x20mm)
2
1
6
6
1
1
1
2
5
5
66
Cut the shade portion off the canopy and cowling carefully.
68
1.8mm
Former
1
Assemble the cowling to fuselage with screw.
TP Screw(3x20mm)
Washer (3x6mm)
TP Screw(3x20mm)
5
5
69
Epoxy the plies in the inside of the fuselage as below and
assemble the canopy to the fuselage with TP screw.
TP Screw (2.3x8mm)
1.5mm
TP Screw (2.3x8mm)
6
Ply (15x15x3mm)
6
13
60
Assemble the tail fuselage cover with TP screw.
TP Screw (2.3x12mm)
1.5mm
TP Screw (2.3x8mm)
8
Ply (15x15x3mm)
8
61
Assemble wheel to tail under carriage with collar.
Collar
62
Install the servo.
Screw (2x10mm)
Ball joint
Washer(2x5mm)
Steel wire
Clevis
Copper joiner
Screw (2x10mm)
Nut (2mm )
Washer(2x5mm)
4
4
4
4
4
63
Install the servo of swith.
Add a rubber ring to the clevis for insuring safety
Accessory list for the coming installation steps.
Clevis
Copper joiner
Screw (2x10mm)
Nut (2mm )
Washer(2x5mm)
Retainer
Clevis
Rod (2x300mm)
Ring
Air tank
Switch
1
1
1
1
1
4
4
4
4
4
1
64
The sketch map when the servos install completion.
Switch servo
Rudder servo
Throttle servo
Elevator servo
12
22
Epoxy the gear house to the relevant position.
25
Drill holes at appropriate position in the mid wings and fix the wood dowel in them.
100mm
Note:Please fix the air tube before assemble the wheel house to the wing.
23
Assemble the retract to the mid wing.
The sketch maps when the gear up and down.
TP Screw (3x20mm)
TP Screw (3x20mm)
Washer(3x6mm)
8
8
6mm
Wood dowel (6x50mm)
2
26
Drill holes at relevant position in the fuselage.
100mm 18mm
6mm
24
Drill two holes for pulling out the servo extension line.
27
Assemble the wings to the fuselage with screw.
160mm
Center
line
50mm
6.2mm
Blind Nut
Screw(6x50mm)
2
Blind Nut (6mm)
2
Reinforcement Plate 1
5
28
Assemble the wings.
Drill 6.2mm holes at the place of main wing.
A
Install the wing to the fuselage with 6x50mm screws as shown
in the diagrams below.
A`
30
The side view of the engine install completion.
160 mm
29
B B`
A = A '
B = B '
Accessory list for the coming installation steps.
Blind Nut (4mm)
Screw (4x35mm)
Screw (4x25mm)
Washer(4x8mm)
Spring Washer (4mm)
Nut (4mm)
Linkage Stopper
Plastic tube (2x400mm)
Engine mount (68x105mm)
Fuel tank (550cc)
4
4
4
12
4
4
2
1
2
1
The front view of the engine install completion.
31 Drill four holes and set blind nut at diameter in the firewall for mounting the engine.
5.2mm
Blind Nut
Blind Nut (4mm)
4
32
Install the engine carefully.
Screw (4x35mm)
Washer (4x8mm)
4mm
Washer (4x8mm)
Screw (4x25mm)
In case of 2-cycle & 4-cycle engine.
Washer (4x8mm)
Spring Washer (4mm)
Nut (4mm)
6
55
Apply instant type CA glue to rudder and pin hinge
Pin hinge(2.5x48mm)
3
27mm 75mm
2.5mm
3mm
75mm
58 The sketch map for connecting the arms in tail landing gear and the arm for rudder.
Rod (2x300mm)
Clevis
Retainer
Make sure hinges are mounted in the same line.
56 Keep some space about 1mm width between the tailing edge and the rudder.
Tailing
edge
Cut away the rubber tube when the epoxy glue dried.
Rudder
59 The sketch map of steel wire assembled to the arms for rudder.
Steel wire (0.5x3000mm)
2
1mm
57
Make sure they are in the right position while installing.
Epxoy the rudder to the fuselage steadily.
60 The sketch map of steel wire assembled to the arms of U-style wire.
2.5mm
Securely glue together. If coming off during flights, you 'll lose control of your airplane which leads to accidents!
11
49 The sketch map of assembling the wheel steeling mount to appropriate position in the fuselage.
52
Trim slots carefully in the fin and tail fuselage as below.
2mm
18mm
Ply (6mm)
40mm
1.8mm
Ply (3mm)
Washer (3x6mm)
TP Screw(3x20mm)
2
4
4
50
The sketch map when tail wheel assemble completion.
28mm
53 Notice the position of pin hinge,Metal armon the the metal wire.
Pin hinge
5mm
Rod (3x130mm)
Metal arms
Ply (35x20x3mm)
51mm
29mm
51
Epoxy a ply to appropriate position in the fuselage as belowand drill a hole in right point.
54
Epoxy the pin hinge to the vertical fin as below.
25mm
Ply (35x20x3mm)
25mm
1
3mm
10
33
Assemble the accelerator push rod to the engine.
Set Screw (3x4mm)
Rod (2x400mm)
Linkage Stopper
1
Washer (2mm)
1
Washer (4x8mm)
Set Screw (2mm)
1
4
Set Screw (3x4mm)
1
Set Screw (2mm)
36
Mount the fuel tank to the fuselage.
34
The sketch map when the engine install completion.
Fuel tank (550cc) 1
37
Install the throttle servo.
Set screw (3x4mm)
35
Assembly of the fuel tank.
Notice the position of the lines in the tank.
Washer (2mm)
Washer (2mm)
Linkage Stopper
1
Washer (2mm)
1
Nut (2mm)
1
Set screw (3x4mm)
1
38
Assemble the throttle servo to the fuselage.
Fuel supply line
Fuel spray line
Air pressure line
7
Accessory list for the coming installation steps.
41 connect the fullarm on elevator with steel wire as below.
Steel wire (0.5x3000mm)
2
U-style wire (3mm)
1
Stab joiner(12x230mm)
1
Pin hinge(24x24mm)
6
Matal douel (4x30mm)
4
Rib template (2mm ply)
1
Steel wire (0.5x3000mm)
2
U-style wire (3mm)
1
Steel wire (0.5x3000mm)
39
According to the rib template drill holes to the tail of
fuselage as below.
42
Drill holes to appropriate position in the stabilizer .
4mm
2mm ply
Rib template (2mm ply)
1
40
Drill two holes at the stabilizer root base on rib template and epexy the wood dowel in them.
Wood dowel (4x30mm)
4
43
Install the U-style wire to appropriate position in the tail of fuselage and assemble the stabilizer to fuselage as illustration.
Stab joiner(12x230mm)
1
4mm
U-style wire (3mm)
Securely glue together. If coming off during flights, you 'll lose control of your airplane which leads to accidents!
8
44
Apply instant type CA glue to elevator and pin hinge.
Pin hinge(24x24mm)
6
47
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.
A = A '
B = B '
A A'
B B'
Make sure hinges are mounted in the same line.
45 Keep some space about 1mm width between elevator and tailing edge.
Trailing
edge
Elevator
Accessory list for the coming installation steps.
1mm
46
Make sure they are in the right position while installing.
Glue the elevator to the stabilizer by CA glue and epoxy glue.
TP Screw (2.3x8mm)
8
Ply (15x15x3mm)
Retainer
Nose arm(3mm)
Washer (3x6mm)
TP Screw(3x20mm)
Tail landing gear(3mm)
Tail wheel (45mm)
Collar (3mm)
1
1
3
1
4
4
8
1
Rod (2X257mm)
Steel wire (0.5x3000mm)
1
2
Clevis
1
Pin hinge(2.5x48mm)
3
Tail landing gear(3x105mm)
Ply (35x20x3mm)
1
1
Ply (6mm)
1
48
Assemble the tail landing gear to the wheel steeling mounts as below.
3mm
Securely glue together. If coming off during flights, you 'll lose control of your airplane which leads to accidents!
Collar
Collar
Tail landing gear Collar
9