SKY FLIGHT HOBBY F4FWILD CAT User manual

lanxiang reserves the right to modify the specification or
printing errors without prior notice.
Address:
Shanghenglang Longhua Bao'an District Shenzhen China
4th floor B Building Yuanye Industrial Park Baiyun New Village
A R/C model airplane is not a toy and is not suitable for flyer
under 14 years old.Read the instructions carefully before any use.
If you are a beginner, it is necessary to let an experienced airplane
pilot assist you.

PROHIBITED: this symbol points out actions that you should not do
to avoid possible damage or accidents.
1.Do not fly in thunderstorm,
strong winds or bad weather.
5 . Make sure that the model as well as
the control system is in the good state
before the plane takes off.
3 .Never fly the Model where are crowds of
people. Give yourself plenty of room flying ,
as the plane can travel at a high rate of speed .
Remember you are responsible for the safety
of others.
2 .Never fly the Model where are crowds of
power lines overhead , automobiles or near
highways , subways.
Meaning of the icons.
WARNING!: this symbol indicates where caution is essential to
avoid injury to yourself or others .
Safety instructions
4. Do not fly in where the same frequency
model plane is flying nearby.
1
If you have any questions in regarding to the safe operation, or possible
please call your local hobby shop for professional advice.
precautions
Radio-controlled models are very demanding and potentially dangerous
They call for a high level of technical knowledge and skill from the operator.
Please always keep this instruction manual ready at hand for quick reference,
even after completing the assembly.
machines.
Note: SHENZHEN LANXIANG MODEL AIRCRAFT CO.,LTD
will not take any responsibility for damage or accident caused by
the improper use of this model.
The F4F is an electric propeller which is ideal for the
intermediate or advanced Flyer.
In order to fly the F4F, please make sure you read through the
carefully before attempting to operate the model for the first time.
instructions
7.Do not attempt to catch the
model while flying.
8.Not recommended for children under 14years old,
Children under years old should only operate this
model under the guidance of a responsible adult.
14
9.Do not store this model in a high-temperature
or humidity area or in direct sunlight.
6. use genuine accessories as
replacmente for damaged parts.
Only
Thank you for purchasing F4F.
2

3 4

SPECIFICATION:
Length:903mm
Wingspan:1200mm
Propeller :12×6 inch 3 bladed
Flying weight:1700g
Thrust:≥2000g
CONTENTS INCLUDE:
8CH RC
50A Brushless ESC
4×Digital metal servo
2×Screw servo
3748-700KV Out brushless motor
4S 25C 2200mAh battery
General view schedule (1~2).
1
1 2
Fuselage lnstallation
2
(1) Motor cabinet installation(3~4).
3
6
4
5

7
89
(2) Front retract installation (5~7).
(3) Rear retract installation (8~9).
(4) The combination of left and right fuselage (10~11).
(5) Battery cover installation (12~14).
567
10 11
12 13 14
8
(6) The installation of pilot and canopy (15~19).
15 16
17 18 19
Motor lnstallation; ESC Installation(20~28).
3
20 21
22 23
3×6mm (4)
3×8mm (4)

9
24 25
26 27 28
(1) Engine installation (29~31).
Cowling lnstallation.
4
29 30 31
(2) The installation of permanent seat for cowling (32~35).
32 33
2×6mm (4)
10
34 35
(3) Cowling installation (36).
(4) Propeller installation (37~39).
37 38 39
(5) Receiver cover installation (40~42).
40 41 42
36

11
Tail wing installation.
5
43 44
45 46
(1) The installation of servo permanent seat in tail wing (43~46).
(2) The installation of servos in elevator and rudder (47~49).
47 48 49
2 pcs servos with 50mm lengt h wire ,
2 pcs Y line with length is 50 0mm.
4 pcs 2×6 self-tapping screw.
(3) The installation of Horizontal tail (50~54).
50 51 52
1 pc elevator push rod with 67 m m
length wire ,
2 pc 1.7×12 Coarse screws,
2 pc 1.7×15 .Coarse screws
12
53 54
(4) The installation of vertical fin (55~64).
55 56
57 58
59 60
1 Rudder push rod with 67mm le ngth l ine, 1 r ear
wheel push rod with 80mm len gth, 2 p cs 1.7×1 8
coarse screws, 2 pcs 1.7×20 co arse s crew s

13
61 62
63 64
Main wing Installation.
6
(1) The installation of Folding wing (65~68).
65 66
67 68
14
(2) The installation of aileron servo, the horn of aileron and push rod (69~77).
69 70
71 72
73 74
75 76 77
2 pcs servos with 50mm length line,
2 pcs 500mm Y line,
4 pcs self-tapping screw.
2 pcs aileron push rod with 53mm length line,
4 pcs 1.7×12 Coarse screws
4 pcs 1.7×15 Coarse screws.

15
84 85
78 79 80
(3) The installation of decorating parts in main wing (78~80).
(4) The Fixed for main wing and fuselage (81~83).
81 82 83
(5) The installation of decorating parts (84~89).
86 87
16
88 89
(6) The installation of receiver (90~103).
90 91
92 93
94 95
It would not work if connecting the signal line of servo improperly , even burn it .

18
(7) The installation of battery in remote control (104).
104
Note:Only calibrate the throttle when operating the ESC for the first time or when
operating with another transmitter and receiver system .
The calibration way as follows :
1, Turn on th e transmitt er
and set th e throttle
stick to f ull throttle
(highe st position ).
2, Conne ct the batter y
to the ESC a nd wait for
approx imately 2 sec onds.
3, “Beep -beep” will
sound wh ich indicat es
full thr ottle position.
7, The system is
ready to t ake off.
6,
which in dicates the
lowest t hrottle pos ition
“Beep” w ill sound 5, A few short s tridors
indica te the cell of ba ttery.
4, Setti ng up the throttle
to the low est positio n and
wait 1 sec ond.
Channel testing.
7
105 106
(1) Put the throttle to the lowest position (105). (2) Switch on the remote control (106).
17
96 97
98 99
100 101
102 103

20
(5) Rudder servos testing (115~116).
115 116
(6) Aileron testing (117~118).
117 118
119 120
(7) Throttle testing (119). (8) Retract testing (120~121).
19
(3) Battery (power) installation (107~112).
107 108
109 110
111 112
113 114
(4) Elevator servos testing (113~114).

22
Beauty (127~139).
8
127 128
129 130
131 132
21
121 122
123 124
125 126
(9) Folding wing testing (122~126).

23
133 134
135 136
137
24
138
139
140

2625
CG debugging.
9
rotary.