Page 1
F7F Tigercat
Specification:
Length :1840 mm(72.4")
Wing Span :2105 mm(82.9")
Wing Area :60.98 sq. dm
6.56 sq. ft
Wing Loading :172.2 g/sq. dm
56.5 oz/sq. ft
Flying Weight :10.5 kg(23.2 lbs)
Radio :6ch&13 servos
Engine :70 2-cycle
91 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!
(Option accessories)
3-way
pressure inlet
Air tank
3-way
pressure inlet
3-way
pressure inlet
3-way
pressure inlet
3-way
pressure inlet
Switch
Air inlet
Quick release connector
Make sure to assemble retracts as instructed below.
Three wheel retract system
Quick release connector
Pressure reduction inlet
Ø1.7mm
Ø0.2mm
Pleas notice the inner diameter
of each side the pressure reduction inlet.
Please insure the sealing of the air switch
system before flight .
The status when the
gear door closed.
Pull out length of 8mm
to make gear door open.
Air valve
Air valve
3-way pressure inlet
5
1
Air tank
1
Air inlet
1
1
Air line (3000mm)
2
Quick release connector
Switch
Clevis
Rod (2X300mm)
1
1
1
Retainer
TP Screw(2.6x14mm)
2
3
Air switch
Air switch
Air switch
Air switch
Page 2
4-cycle .91
14″X6
6
136
6
6 channel radio for aiplane is highly recommended for this model.
9
Optional parts: rubber wheel with metal hub,
oleo struts and retracts system.
Spinner nut
20mm
3mm
3mm
20mm
13mm
3mm
Screw (3x10mm)
Washer (3x6mm)
Nut (3mm )
Washer (3x6mm)
Entad
4
Screw (3x10mm)
Washer (3x6mm)
8
4
Nut (3mm )
2
Pin horns
1
Pin hinge (36x20x1mm)
Lock Nut (3mm )
Screw (3x10mm)
Copper ball (3mm )
Pin horns
Joints
135mm
Screw (2x25mm)
Washer (2x5mm)
Nut (2mm )
Washer (2x5mm)
Entad
Screw (2x25mm)
Trim the shaded portion carefully.
Put the pin hinge to inner nose door,press it by the horn,
drill holes in them and assemble them with screw.
Trim the shaded portion carefully.
Fix the other side of the pin hinge to fuselage with
screw as illustration.
Linking the air switch.
Fix the other side of the air switch to appropriate
position in the fuselage as illustration below.
12
13
14
15
20
11
16
Page 3
Securely glue together. If coming off during flights, you 'll
lose control of your airplane which leads to accidents!
Clevis
Retainer
Rod (2x300mm)
Screw (2x10mm)
6
Pin hinge
(36x20x1mm)
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 )
6
Pin hinge (36x20x1mm)
Flap
1mm
Make sure they are in
the right position while
installing.
Trailing
edge
Epoxy the pin hinges to flap for the mid wing.
Keep some space about 1mm width between
the trailing edge and flap.
Epoxy the flap to the mid wing.
Install the servo of the flap as the illusration below.
Install the nylon control horn and connect the linkage.
1
2
3
4
5
1
Accessory list for the coming installation steps.
3mm
Screw (3x10mm)
Washer (3x6mm)
Nut (3mm )
Washer (3x6mm)
Entad
8
8
Screw (3x10mm)
Nut (3mm )
32
Washer(3x6mm)
Lock Nut (3mm )
Screw (3x10mm)
Copper ball (3mm )
Pin horns
Joints
Air tube
Screw (2x25mm)
Washer (2x5mm)
Nut (2mm )
Washer (2x5mm)
Entad
Ply (35x16x6mm)
Install the air switch and link the horn as illustration below.
Epoxy the air swith to appropriate position in fuselage.
Fix the pin horn to relevant position in the
gear door as below.
Notice the direction of the screw when
assemble the pin horn.
The sketch map when the gear up.
The sketch map of installing the air switch to the ply,
cut away the surplus as below.
06
07
08
09
10
19
05
Page 4
TP Screw (2.3x12mm)
136mm
wing tip
Make sure hinges are
mounted in the same line.
1mm
Aileron
Trailing
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!
3mm
1.5mm
Rod (2x300mm)
Clevis
Washer(3x15mm)
Washer
Lock Nut (3mm )
Screw (3x50mm)
Screw (2x10mm)
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 (3x50mm)
Washer(3x15mm)
2
Washer(3x15mm)
Lock Nut (3mm )
6
Pin hinge(24x24mm)
The position of the control horn in the
flap for mid wing will be.
Secure the servo,install the nylon control horn
and connect the linkage.
Glue the pin hinges to the aileron with C A instant glue.
Keep some space about 1mm width between
the trailing edge and aileron.
Glue the aileron to the main wing with C A glue.
7
6
8
9
10
2
Accessory list for the coming installation steps.
4
Pin horns
Ply (35x16x6mm)
4
2
5
Air switch
Pin horns
52mm
115mm
3mm
3mm
8mm
8
Hatch hinges mount
4
Joints
48
48
Screw (3x10mm)
Nut (3mm )
90
Washer(3x6mm)
12
Nut (2mm )
6
Washer(2x5mm)
Screw (3x10mm)
Washer (3x6mm)
Nut (3mm )
Washer (3x6mm)
Entad
32
32
Screw (3x10mm)
Nut (3mm )
64
Washer(3x6mm)
3
Screw (2x25mm)
1
Pin hinge (36x20x1mm)
Recommended optional retract installation process.
All the accessories in the coming process are
optional only.Customer should purchase them
from our local distributor.
Trim the shaded portion along the PVC parts carefully.
Epoxy the PVC parts to the fibre plate and cut
it into two equal parts as below.
According to the hatch hinges mount holes drill holes to appropriate
position in the gear door and assemble the hatch hinges mount to
the gear door as below.
Notice the direction of the screw when assemble
the hatch hinge mount.
01
02
03
04
18
Accessory list for the coming installation steps.
All these parts below are for option .
Page 5
142mm
wing tip
TP Screw (2.3x12mm)
3mm
1.5mm
Clevis
Retainer
Rod (2x300mm)
Screw (2x10mm)
Rod (2x300mm)
Clevis
Washer(3x15mm)
Washer
Lock Nut (3mm )
Screw (3x50mm)
Screw (2x10mm)
4
Pin hinge
(36x20x1mm)
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 )
4
Pin hinge (36x20x1mm)
Install the servo of aileron as the illustation below.
Install the nylon control horn and connect the linkage.
The position of the control horn in the flap
of the main wing will be.
Secure the servo,install the nylon control horn
and connect the linkage.
Epoxy the pin hinges to the flap of the main wing.
12
13
14
11
15
3
Accessory list for the coming installation steps.
(Option accessories)
3-way
pressure inlet
Air tank
3-way
pressure inlet
3-way
pressure inlet
3-way
pressure inlet
3-way
pressure inlet
Switch
Air inlet
Strut
Strut
Strut
Quick release connector
Make sure to assemble retracts as instructed below.
Three wheel retract system
Quick release connector
Pressure reduction inlet
Ø1.7mm
Ø0.2mm
Pleas notice the inner diameter
of eachside the pressure reduction inlet.
Please insure the sealing of theretract
system before flight .
The status when the
gear up
Pull out length of 8mm
to make gear down
Air valve
Air valve
3-way pressure inlet
5
1
Air tank
1
Air inlet
2
1
1
Air line (3000mm)
2
Quick release connector
Strut
( 90 )
1
Strut ( 110 )
Switch
Clevis
Rod (2X300mm)
1
1
1
Retainer
TP Screw(2.6x14mm)
2
Page 6
Securely glue together. If coming off during flights, you 'll
lose control of your airplane which leads to accidents!
82mm
wing tip
TP Screw (2.3x12mm)
3mm
1.5mm
Flap
1mm
Make sure they are in
the right position while
installing.
Trailing
edge
Clevis
Retainer
Rod (2x300mm)
Screw (2x10mm)
Rod (2x300mm)
Clevis
Washer(3x15mm)
Washer
Lock Nut (3mm )
Screw (3x35mm)
Screw (2x10mm)
Keep some space about 1mm width between
the trailing edge and flap.
Epoxy the flap to the main wing.
Install the flap servo as below.
Install the nylon control horn and connect the linkage.
The position of the control horn in the flap will be.
Secure the servo,install the nylon control horn
and connect the linkage.
17
18
19
20
21
4
16
42mm
Steel wire
Copper joiner
Aluminum tube
Clevis
Landing gear (5mm)
1
2
Copper joiner
Clevis
2
Collar (5mm)
7
2
Steel wire (0.5x1500mm)
1
Wheel (90 mm)
2
Wheel (110 mm)
TP Screw(2.6x14mm)
8
1
Landing gear (5mm)
1
Wooden Block(56x29x26mm)
Wooden Block(89x29x14mm)
1
Landing gear straps
4
2
Add a rubber ring to the
clevis for insuring safety
Ally nose arm
Collar (5mm)
Wooden supporter
Collar (5mm)
TP Screw (2.6x14mm)
Collar (5mm)
Collar (5mm)
Collar (5mm)
30mm
25mm
78mm
8
2.6x14mm TP Screw
Landing gear straps
4
Collar 4mm
4
Collar 4mm
3
Install the nose landing gear as below.
Install the main landing gear and fix the
wooden supporter steadily.
Epoxy the main landing gear to the side fuselage.
Epoxy the nose landing gear to appropriate position
inside the fuselage.
Drill a hole on the wheel pants and assemble it.
88
89
90
91
92
17
Accessory list for the coming installation steps.
Page 7
A = A"
B = B"
A
A"
B"
B
Drill 4.2mm holes at the place
of main wing.
Install the wing to the fuselage
with 4mm screws as shown in
the diagrams below.
135 mm
In case of 2-cycle & 4-cycle engine.
Washer (4x8mm)
Washer (4x8mm)
Washer (4x8mm)
Screw (4x35mm)
Screw (4x25mm)
Nut (4mm)
Spring Washer (4mm)
4mm
5.2mm
Blind Nut
8
Blind Nut (4mm)
8
Blind Nut (4mm)
2
Engine mount (68x105mm)
Linkage Stopper
8
8
24
8
Washer(4x8mm)
Screw (4x35mm)
Spring Washer (4mm)
Nut (4mm)
4
8
Screw (4x25mm)
4
Plastic tube (2x430mm)
Fuel tank (448cc)
2
The sketch map when the main wing install completion.
The front view when the engine install completion.
The side view when the engine install completion.
Drill four holes at the diameters as show
for engine mount.
Assemble the engine as the illustration below.
22
23
24
25
26
5
Accessory list for the coming installation steps.
AILERON
FLAP
AILERON
30mm
FLAP
20mm
20mm
Side View
Top view
Side View
25mm
25mm
RUDDER
Top view
Position for
right diagram.
ELEVATOR
Side View
20mm
20mm
117mm
Switch
Air tank
Rudder servo
Adjustment.
Adjustment.
Adjustment.
Push the hatch thimble to front when assemble
the canopy to fuselage.
Mount the receiver and the battery into the fuselage.
Assemble the servoe of rudder,switch in the fuselage.
The centre of the Gravity.
83
84
85
86
87
16
82
Page 8
Fuel supply line
Fuel spray line
Air pressure line
Set Screw (3x4mm)
Set Screw (2mm)
Rod (2x400mm)
Set Screw (2mm)
Washer (2mm)
Linkage Stopper
2
2
2
2
2
Washer (4x8mm)
8
Rod (2x400mm)
Set Screw (3x4mm)
Linkage Stopper
Washer (2mm)
Washer (2mm)
Nut (2mm)
Nut (2mm)
Set screw (3x4mm)
Set screw (3x4mm)
2
2
2
2
1.5mm
Linkage Stopper
2
Throttle servo
Fuel tank (448cc)
2
Assemble the accelerator push rod to the engine.
The sketch map when the engine install completion.
Install the servo of throttle.
Assemble the throttle servo in the fuselage.
Assemble the fuel tank as below.
Epoxy the fuel tank to the side fuselage.
28
29
30
31
32
6
27
1.5mm
1.5mm
12
TP Screw (2.3x8mm)
Ply (15x15x3mm)
12
Epoxy plies inside the fuselage under the canopies
aand mount the cowing with TP screw as illustration.
2mm
6mm
2
Wood dowel (4x30mm)
4mm
40mm
Collar(2mm)
Wooden Block
Screw
3mm
18mm
Cut away the surplus parts of the canopy
carefully along the shaded line.
Epoxy plies under the fibre canopy and mount
the PVC canopies with TP screw.
Drill two holes to appropriate in the fibre canopy
and epxoy wood dowel in them.
Epoxy the hatch thimble to appropriate position
inside the canopy.
Drill two holes to the relevant position in the fuselage.
Drill a hole to appropriate position in the fuselage as below.
77
78
79
80
81
15
76
Page 9
2
2
Blind Nut (6mm)
Screw(6x50mm)
Washer (4x12mm)
2
2
Screw (4x75mm)
2
Blind Nut (4mm)
1.5mm
8
TP Screw (2.6x14mm)
14
TP Screw ( 2.3x8mm)
Nut (4mm)
Wheel (110mm)
Note:rubber wheels oleo struts
and retracts are optional.
1.5mm
Two bottom nacelle covers are supplied for optional assembly ,
which is decided by customers.Hardware package is not included.
8
TP Screw (2.6x14mm)
22
TP Screw ( 2.3x8mm)
2
Main wing joiner(30x620mm)
Ply (15x15x3mm)
14
Ply (15x15x3mm)
22
2
Nut (4mm )
2
Wheel (110 mm)
4
PVC part
8
Wood dowel (4x30mm)
1
Rib template (3mm ply)
Bushing (8X4mm)
2
Bushing (8X6mm)
Assemble the rear wheel to the landing gear.
Assemble the landing gear in the side fuselage as below.
Cut off the shaded portion carefully.
Epoxy plies to appropriate position under the nacelle cover
and assemble the nacelle cover to the side fuselage.
Trim the cowling for engine and muffler.
33
34
35
36
37
7
Accessory list for the coming installation steps.
1
PVC part
PVC part
PVC part
1
1
2
Wood dowel (4x30mm)
3mm
130mm
55mm
12
TP Screw (2.3x8mm)
Ply (15x15x3mm)
12
20mm
1.5mm
2
2
Clevis
Copper joiner
2
2
Screw (2x10mm)
Nut (2mm )
2
Washer(2x5mm)
Steel wire
Copper joiner
Lock Nut (2mm )
Screw (2x10mm)
Ball joint
Washer(2x5mm)
Plastical tube (3x50mm)
2
3mm
Steel wire
Aluminum tube
Clevis
Lock Nut (3mm )
Washer(3x15mm)
Shaft (3x80mm)
Screw (3x15mm)
2
2
2
2
Wooden Block
(15x15x3mm)
Collar (2mm)
Thimble
Install the servo of the rudder.
Assemble the servo for rudder to appropriate
position in the fuselage.
Drill a small hole and epoxy the plastical tube
in it as illustration below.
Drill a small hole to appropriate position in the rudder.
Set the shaft through the hole,fix it and connect
the linkage as illustration.
72
7471
75
14
73
Accessory list for the coming installation steps.
Page 10
Securely glue together. If coming off during flights, you 'll
lose control of your airplane which leads to accidents!
2
Main wing joiner(30x620mm)
Insert servo leads and air lines through mid
wing to side fuselage.
1.5mm
8
TP Screw ( 2.3x12mm)
Ply (15x15x3mm)
8
4mm
4
Wood dowel (4x30mm)
1
Rib template (3mm ply)
4
Wood dowel (4x30mm)
1
Rib template (3mm ply)
4mm
4mm
4mm
4
PVC part
Epoxy the plies to the appropriate position under the the cowling
and assemble the cowling to side fuselage with TP Screw.
According to the rib template drill holes in the mid wing
and epoxy wood dowel in them.
Assemble the side fuselage to the mid wing as illustration.
According to the rib template drill holes in the main
wing and epoxy wood dowel in them.
Assemble the main wing to the side fuselage steadily.
Trim the PVC parts and glue them to appropriate
position with CA glue.
39
40
41
42
43
8
38
2
2
2
Clevis
Washer(3x15mm)
Lock Nut (3mm )
1
Shaft (3x80mm)
2
2
Clevis
Copper joiner
2
2
Screw (2x10mm)
Nut (2mm )
2
Washer(2x5mm)
2
Steel wire (0.5x1500mm)
Plastical tube (3x50mm)
3mm
3mm
Hinge
1
Wooden Block
(25x25x15mm)
1
95mm
2
Drill a hole in the wooden block and epoxy the hing in it.
Drill a hole in a wooden block and epoxy it to
appropriate position in the fuselage illustration.
Epoxy the nose gear door to the wooden block steadily.
Epoxy the nose gear to the nose gear door as illustration.
The sketch map when the nose gear up and down.
67
68
69
70
66
13
Accessory list for the coming installation steps.
Page 11
2
Steel wire (0.5x1200mm)
1.5mm
4
TP Screw (2.6x14mm)
135mm
Cut off the surplus, the fancier can
assemble them back by their favorite,
but we’ll not provide the accessories.
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)
Wooden Block(20x20x10mm)
1
Assemble the nose landing gear to the fuselage steadily.
Pass the steel wire through the holes in the fullarm
as the illustration below.
Install the servo for the nose landing gear.
Assemble the servo to the fuselage.
The sketch map when the nose landing gear down.
Epoxy the wooden block to the appropriate
position on the nose gear door.
61
62
63
64
65
12
60
1
Stab Joiner(16x300mm)
2
2
Blind Nut (6mm)
Screw(6x50mm)
Screw(6x50mm)
Washer (4x12mm)
2
2
Screw (4x75mm)
2
Blind Nut (4mm)
Washer (4x12mm)
Screw (4x75mm)
6
Pin hinge(24x24mm)
Make sure hinges are
mounted in the same line.
8
6
2
2
4
4
4
2
4
2
Clevis
Rod (2x300mm)
Retainer
TP Screw (2.3x12mm)
Wooden Block(20x20x8mm)
Servo tray(68.5x56.5x2mm)
Pin hinge(24x24mm)
Screw (3x40mm)
Washer(3x15mm)
2
Washer(3x15mm)
Lock Nut (3mm )
1mm
Aileron
Trailing
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!
1
Screw (3x65mm)
1
Rib template (3mm ply)
18mm
18mm
80mm
80mm
20mm
28mm
6.2mm
Blind Nut
4.2mm
Blind Nut
Reinforcement Plate
1
3
Pin hinge(2.5x48mm)
According to the datas drill holes in the mid wing .
Assemble the centre wing to the main fuselage
as illustration.
Glue the pin hinges to the elevate with CA glue.
Keep some space about 1mm width between
the tailing edge and the elevator.
Glue the elevator to the stabilizer with CA glue.
45
44
46
47
48
9
Accessory list for the coming installation steps.
Page 12
1
Stab Joiner(16x300mm)
Clevis
Retainer
Rod (2x300mm)
Screw (2x10mm)
TP Screw (2.3x12mm)
1.5mm
3mm
Rod (2x300mm)
Clevis
Washer(3x15mm)
Washer
Lock Nut (3mm )
Screw (3x40mm)
Screw (2x10mm)
4mm
4mm
Securely glue together. If coming off during flights, you 'll
lose control of your airplane which leads to accidents!
4
Wood dowel (4x30mm)
1
Rib template (3mm ply)
Install the servo of the elevator.
Install the nylon control horn and connect the linkage.
Secure the servo in the stabilizer,install the control horn
and connect the linkage as illustration.
According to the rib template drill holes to
appropriate position in the fuselage.
According to the rib template drill holes to the stabilizer
root and epoxy the wood dowel in them.
Epoxy the stabilizer to the tail fuselage steadily.
50
51
52
53
49
10
54
Lock Nut (4mm)
Bushing (8x6mm)
Bushing (8x6mm)
1
Lock Nut (4mm )
1
1
Wheel (90 mm)
Wheel (90 mm)
1
Aluminum part(60x6mm)
Aluminum part(60x6mm)
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"
C"C
D
D"
2
Steel wire (0.5x1500mm)
4
4
4
Clevis
Copper joiner
Aluminum tube(3x6mm)
TP Screw (2.6x14mm)
4
Wooden Block(20x20x10mm)
2
8
TP Screw (2.3x12mm)
1
Aluminum part(60x6mm)
Hinge
1
1
Lock Nut (4mm )
1
Wheel (90 mm)
Note:rubber wheels oleo struts
and retracts are optional.
Bushing (8x6mm)
1
Make sure hinges are
mounted in the same line.
1mm
Rudder
Tailing
edge
Cut away the rubber tube when
the epoxy glue dried.
Make sure they are in
the right position while
installing.
3
Pin hinge(2.5x48mm)
2.5mm
45mm
123mm
115mm
2.5mm
2.5mm
Glue the pin hinges to the rudder with CA glue.
Keep some space about 1mm width between
the tailing edge and the rudder.
Glue the rudder to the vertical tail with CA glue.
The sketch map when the rudder and stabilizer
assembled.
Assemble the nose wheel to landing gear.
56
57
58
59
11
55
Accessory list for the coming installation steps.
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