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0.25 cubic inch displacement 2 stroke ( glow)
Radio required: 4 channels, 4 servos airplane radio
Wa r n i n g ! T h i s m o d e l i s n o t a t o y.
It is designed for maximum performance. Please seek advice if one is not familiar with this kind of engine powered precision model. Operating this model without prior preparation may cause injuries. Remember, safety is the most important thing. Always keep this instruction manual at hand for quick reference.
THE WORLD MODELS
MANUFACTURING CO., LTD.
FACTORY PRE-FABRICATED
ALMOST-READY-TO-FLY(ARF)SERIES
MADE IN CHINA www.theworldmodels.com
Read through the manual before you begin, so you will have an overall idea of what to do.
Check all parts. If you find any defective or missing parts contact your local dealer. Please DRY FIT and check for defects for all parts that will require CA or Epoxy for final assembly. Any parts you find to be defective after the gluing process may be difficult to remove for warranty replacement. The manufacturer will replace any defective parts, but will be difficult to extend to the good parts that are good before gluing to defective parts during assembly.
Symbols used throughout this instruction manual comprise of the following : -
P . 1
Parts List
1. FUSELAGE -- 1 pc.
2. MAIN WING -- 1 pair
3. STABILIZER & ELEVATOR -- 1 set
14. WOODEN PARTS :--
BALSA WOOD 10x 10 x 66mm (For Fixing Fuel Tank ) --1 pc.
PLYWOOD 3 x 12 x 30mm ( For Aileron Servo) --2 pcs.
PLYWOOD 3 x 66 x106mm (Servos Stand) --1 pc.
PLYWOOD 6 x 16 x100mm (Wing Joiner) --1 pc.
WOODEN 6 x 102 (For Fixing Wing) --2 pcs.
WOODEN 8 x 300 (For Elevator & Rudder Servos) --2 pcs.
4. VERTICAL FIN & RUDDER -- 1 set
5. FUEL TANK 200cc -- 1 set
6. SPINNER 40mm --1 pc.
7. SPONGE 10x80x200mm (For Radio equipment) -- 2 pcs
8. WHEEL 50mm --3 pcs
15 PLASTIC PARTS :--
CLEVIS -- 4 pcs
STRAPER -- 2 pcs
HORN -- 2 sets
RING 2.3mm -- 2 pcs
RUBBER BAND 60 x 4mm -- 4 pcs
STEERING ARM --1 pc.
STEERING ARM STAND --1 pc.
PLATE (For Main Landing Gear) -- 2 pcs
9. FRONT LANDING GEAR -- 1 pc.
10. MAIN LANDING GEAR -- 1 pair
11. FIN TIP 3x19x70mm -- 1 pc.
12. PUSHROD:--
METAL ROD 1.6x310mm w/Plastic Tube
(For Front Landing Gear) -- 1 set
METAL ROD 1.8x120mm (For Elevator & Rudder ) -- 2 pcs
METAL ROD 1.8x85mm w/Threads (For Alieron) -- 2 pcs
METAL ROD 1.8x220mm w/Threads (For Elevator -- 1 pc.
METAL ROD 1.8x240mm w/Threads (For Rudder) -- 1 pc.
16. METAL PARTS :--
LINKAGE CONNECTOR -- 4 sets
COLLAR 3.6mm w/set screw -- 7 sets
NUT 3mm -- 8 pcs
SCREW PA2.6 x 12mm -- 4 pcs
SCREW PA3 x 10mm -- 4 pcs
SCREW PM2 x 12mm -- 4 pcs
SCREW PM3 x 25mm -- 4 pcs
WASHER d3xD7mm -- 8 pcs
17. FUEL TUBE 6 x 5mm -- 6 pcs
HEAT-SHRINK TUBE 8x40mm -- 4 pcs
13. THROTTLE PUSHWIRE 1.2 x 340mm
w/Plastic tube d2xD3x160mm -- 1 set
18. DECALS : ST 200 017 --1 set
P . 2
Securely glue together. If coming off during flights, you lose control of your airplane which leads to accidets!
Plywood
3 x 12 x 30mm
1mm
Plywood
3 x 12 x 30mm
Cut out the covering film
Fuel Tube
6 x 5mm -- 4 pcs
Straper
Clevis
Ring
P . 3
3mm
Set Screw
4
3.6mm
Collar
3
Front Wheel
PushWire
Steering Arm
For Way B
3.6mm Collar
3mm Set Screw
Front View
P . 4
3mm Set Screw
Completed
3.6mm Collar 3.6mm Collar
PM3 x 25mm
Screw
3mm
Washer
3mm
Nut
Throttle Pushwire w/plastic tube
3mm
Fuel Tank 200cc
Install Balsa 10 x 10 x 66mm
(For fixing fuel tank)
Fuel Tank
Top View
PM3 x 25mm
3mm
Spinner
40mm
Install Engine position
95mm
3.74 in
3mm
(Stabilizer)
(Main Wing)
B B'
Tempo rary i ns tall t he m ain wi ng , a dj us t leveling of t he s tabi lizer t o m ake i t a s pa rallel t o t he m ain wi ng a s po ssibl e.
A
Peel off shaded portion covering film
A = A'
A'
P . 5
A
A = A'
A'
3mm
LINKAGE CONNECTOR
3 x 3mm
Set Screw
4
Linkage Connector
4
2mm
Nut
4
2mm
Washer
4
Throttle Pushwire,
Rudder Pushrod,
Elevator Pushrod.
2mm
2mm
2mm
Included with the Radio Set.
Throttle Servo.Rudder Servo.
Elevator Servo.
Please refer to attached sheet for linkage stopper installation.
Elevator Pushrod
Throttle Pushwire
F ro n t
Wooden Rod
Ø8x300mm
Rudder Pushrod
Metal Rod
Ø1.8x120mm
Plywood 3x66x106mm
P . 6
Front Wheel
Pushwire
Top View
Fuel Tank
Battery
Recevier
Install and arrange the servo as shown in the diagram.
Throttle
Servo
Elevator
Servo
Rudder
Servo
Top View
PM 2 x 12mm
PM 2 x 12mm
Scre w
Scre w
2
2
Rudder Pushrod
To Elevator
Servo
Bo t t o m Vi e w
P . 7
PM2 x12mm
Rudder horn
Line up the holes of the horn to the edge of the rudder.
See diagram.
Clevis
Fuel Tube
6 x 5mm
Horn
Elevator horn
L i n e u p t h e h o l e s o f t h e h o r n t o t h e e d g e o f t h e e l e va t o r.
S e e d i a g r a m .
PM 2 x 12mm
Cl e v i s
F u e l T u b e
6 x 5 m m
Horn
60 x 4mm Rubber Band
8
Rub ber Band
St ep
1
S te p
3
Step
4
S t ep
2
Mount the rubber bands following step one to step four and repeat once. In t otal, eight rubber bands are used for mounting.
Wooden Ø6x102mm
Adjust the wing and fuselage configuration shown as in the diagrams.
A
Elevator
Rudder
Aileron
A'
A = A'
C
B B'
C'
B = B'
C = C'
10mm
10mm
Adjust the control throws as shown in the diagram. These throws are good for general flying. You can adjust according to your personal preference.
20mm
20mm
5mm
5mm
P . 8
The ideal C.G. position is 85mm(3.35 in.) behind the leading edge measured at where the wing meets the fuselage. In order to obtain the C.G. specified, add weight to the fuselage or move the battery position. Check the C.G. before flying.
HAPPY FLY 20
is specially designed to be powered by 0.25 2 stroke glow
A022S0606
HW7111030 & HW7111060
Drill 2mm hole at servo horn.
Insert linkage connector into servo horn.
Make sure shoulder of screw is cleared from servo horn.
Add washer to reduce play if necessary.
Shoulder
Tighten up the round nut against the shoulder. Apply
CA or permanent thread locker.
After fastening the round nut, make sure that the linkage connector can rotate freely.
We would like to share with you any relevant information regarding your model, including product news and free upgrade parts when applicable. Please fill in the following and send to
Air Borne Models,2403, Research Drive ,Livermore, CA 94550.U. S. A.
1.Name:
2.Address:
3.Phone #: e-mail:
4.Model:
Wing QC# Fuselage QC#
(QC numbers are stamped on wing and fuselage)
5.Date of Purchase:
6.Store Name:
Please call AirBorne Models at 925 371 0922 for any assistance in filling this form.
Thank you very much for purchasing our product.
Warbirds
Scale
Sports
Pattern
Funfly
Electric
Trainer
Covering
(Lightex / Toughlon)
Accessories
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A022S0606
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