TWM 1/4 Clipped Wing Cub Instruction Manual
1/4 Clipped Wing Cub
0.91 cu. in. displacement 2-stroke
1.20-1.60 cu. in. displacement 4-stroke
Requires : 4 - channel radio w/ 4 high torque servos and
1 standard servo ( throttle)
Wing Span
Wing Area
Flying Weight
Fuselage Length
88.0 in / 2240 mm
1330 sq in / 85.8 sq dm
14.0-16.0 lbs / 6400-7300 g
65.0 in / 1650 mm
FACTORY PRE-FABRICATED
ALMOST-READY-TO-FLY(ARF)SERIES
MADE IN CHINA
* Specific ations are sub jec t to change w ith out notic e.*
Warning ! This model is not a toy.
It is designed for maximum performance. Please seek advice if one is not familiar with this kind
of electric 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.
INSTRUCTION MANUAL
Specifications
The World Models
Manufacturing Co., LTD.
www. the w o rld m o d el s . c om
A057PO2335 1005
INDEX
BEFORE YOU BEGIN
BEFORE YOU BEGIN
PARTS LIST
ASSEMBLY
SAFETY PRECAUTIONS
P.1
P.2
P.3-P.13
P.13
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 not extend
to the parts that are good before gluing to defective parts during assembly. Warranty will
not cover any parts modified by customer.
Symbols used throughout this instruction manual comprise of the following :-
Read through the manual before you begin, so you will have an overall idea of what to do.
1
2
3
Cut off shaded portion.
Ensure smooth non-binding
movement while assembling.
Apply instant glue
(C.A.glue, super glue.)
Assemble left and right
sides the same way.
Peel off shaded portion
covering film.
Pay close attention here!
Apply epoxy glue.
Must be purchased separately !
Drill holes with the specified
diameter (here: 3mm).
Pierce the shaded portion
covering film.
3mm
Do not overlook this symbol !
Warning!
Apply thread locker
1/4 Clipped Wing Cub
P.1
A057PO2335 1005
Parts List
COVERING :--
(CUB YELLOW WITH THUNDER BOLT)
TOUGHLON STL 201 BLACK
TOUGHLON STL 331 CUB YELLOW
(BLUE / WHITE SUNBURST)
TOUGHLON STL 100 WHITE
TOUGHLON STL 251 SKY BLUE
(RED / WHITE SUNBURST)
TOUGHLON STL 100 WHITE
TOUGHLON STL 312 BRIGHT RED
P.2
1. MAIN WING -- 1 pair
2. PUSHROD Ø1.8x120mm w/ Threads(For Aileron Servo) -- 2 pcs
FUEL TUBE Ø6x5mm -- 4 pcs
STRAPER PL4112102 -- 2 pcs
SCREW PB2x30mm -- 6 pcs
SCREW PWA2x8mm -- 8 pcs
SERVO MOUNTING PANEL PL5310000 -- 1 pair
CLEVIS PL4112103 -- 2 pcs
TRI-HORN M3x22mm(L) -- 2 sets
3. SCREW HM3x15mm -- 12 pcs
WASHER d3xD7mm -- 8 pcs
M3 NUT -- 4 pcs
MAIN WING STRUTS -- 1 set
WING STRUT WIRE Ø3x142x183mm -- 2 pcs
COPPER CLIPPER 0.5x10x16mm -- 8 pcs
4. FUSELAGE -- 1 pc.
FUEL TANK 450cc -- 1 set
CABLE TIE(For Fuel Tank) 1.5x5x400mm -- 1 pc.
DOUBLE-SIDED TAPE 40x80mm -- 1pc.
5. ENGINE MOUNT PL5111080 -- 1 set
SOCKET HEAD SCREW M4x30mm -- 4 pcs
WASHER d4.2xD14.5mm -- 4 pcs
M4 BLIND NUT -- 4 pcs
6. ALUMINUM PLATE(For Engine Mount) -- 1 pc.
ANTI-VIBRATION MOUNT PL5214094 -- 1 set
INCLUDE: SOCKET HEAD SCREW M4x35mm -- 4 pcs
SCERW KM3x20mm -- 8 pcs
WASHER d4xD12mm -- 8 pcs
NYLON INSERT LOCK NUT M3 -- 8 pcs
NYLON INSERT LOCK NUT M4 – 4 pcs
THROTTLE PUSHWIRE Ø1.2x480mm -- 1 pc.
PLASTIC TUBE d2xD3x300mm -- 1 pc.
7. SCREW PWA2.6x12mm -- 4 pcs
SILICON GROMMET d1.5xD6.5mm(For Cowling) -- 4 pcs
DUMMY ENGINE COVER -- 1 pair
COWLING -- 1 pc.
TRANSPARENT 3D TEMPLATE -- 1 pc.
8. SCREW PA3x12mm -- 2 pcs
SCREW HM3x13mm -- 2 pcs
WASHER d3xD7mm -- 2 pcs
ALUMINUM PLATE 2mm -- 2 pcs
9. MAIN LANDING GEAR -- 1 set
SCREW PA3x12mm -- 12 pcs
WASHER d3xD7mm -- 12 pcs
MOUNTING PLATE 12x20mm -- 6 pcs
10. SCREW PA1.7x8mm -- 6 pcs
SCREW PM3x13mm -- 8 pcs
WASHER d3xD7mm -- 16 pcs
M3 NUT -- 8 pcs
COLLAR Ø4.6mm w/ set screw -- 4 sets
MAIN WHEEL(CUB) Ø107mm -- 2 sets
PLYWOOD 3x145x171mm(Main Landing Gear Cover) -- 1 pair
COPPER CLIPPER 0.5x8x13mm -- 8 pcs
11. STABILZER & ELEVATOR -- 1 set
12. VERTICAL FIN & RUDDER -- 1 set
13. TAIL GEAR ASSEMBLY 11-22LBS PL3410021 -- 1 set
SCREW PA3x14mm -- 3 pcs
SCREW PWA2x12mm -- 3 pcs
PLATE(For Staying on Tail Fuselage Bottom) 1x10x34mm -- 1 pc.
14. FLYING WIRE Ø1x1300mm -- 1 pc.
FLYING WIRE BRACKET -- 6 pcs
FLYING WIRE BRACKET CLEVIS -- 4 pcs
EYE SCREW M1.8x6x12mm -- 4 pcs
SCREW PM2x16mm -- 6 pcs
SCREW PA2x8mm -- 4 pcs
M2 NUT -- 6 pcs
WASHER d2xD5mm -- 6 pcs
COPPER TUBE d2.5xD3.2x8mm (For Rudder) -- 8 pcs
15. SCREW PB2x16mm -- 3 pcs
FUEL TUBE Ø6x5mm -- 1 pc.
CLEVIS PL4112103 -- 1 pc.
TRI-HORN M3x22mm(L) -- 1 set
PUSHROD Ø1.8x1065mm w/ Threads(For Rudder Servo) -- 1 pc.
16. SCREW PB2x16mm -- 6 pcs
FUEL TUBE Ø6x5mm -- 2 pcs
CLEVIS PL4112103 -- 2 pcs
TRI-HORN M3x22mm(L) -- 2 sets
PUSHROD Ø1.8x1000mm w/ Threads(For Elevator Servo) -- 2 pcs
17. LINKAGE CONNECTOR Ø2.1mm -- 1 set
18. PLYWOOD 3x152x218mm(For Fuselage Servo) -- 1 pc
19. FUEL TUBE Ø6x5mm -- 2 pcs
STRAPER PL4112102 -- 2 pcs
PUSHROD Ø1.8x85mm(For Elevator) -- 1 pc.
PUSHROD CONNECTOR 4x9x20mm -- 1 set
SPONGE 10x80x200mm -- 2 pcs
20. SCREW PWA2x12mm -- 4 pcs
PILOT PC001102A/B -- 1 set
SIDE WINDOWS -- 1 pair
COCKPIT BASE PANEL 3x145x165mm -- 2 pcs
21. SCREW PWA2.3x12mm -- 10 pcs
SILICON GROMMET d1.5xD6.5mm(For Wind Shield) -- 4 pcs
WIND SHIELD -- 1 pc.
22. WING TUBE Ø16x545mm -- 2 pcs
SCREW PA3x30mm -- 2 pcs
SCREW HM3x30mm -- 2 pcs
WASHER d3xD7mm -- 4 pcs
23. SCREW HM3x8mm -- 2 pcs
WASHER d3xD7mm -- 4 pcs
M3 NYLON INSERT LOCK NUT -- 2 pcs
24. DECALS: A057DEC -- 1 set
A057PO2335 1005
P.3
Main Wing
1
Pre-glued
Aileron Servo
2
Ø1mm pilot holes for World Models tri-horn are pre-drilled.
Please look for pin-hole marks at under side of control surfaces.
Bottom View
Fuel Tube
6x5mmØ
Straper
Fuel Tube
6x5mm
Ø
PB2x30mm
-Tri horn
M3x22mm
Clevis
Pushrod
1.8x120mmØ
6
PB2x30mm
Screw
8
PWA2x8mm Screw
Bottom View
PWA2x8mm
Aileron Servo Lead
PWA2x 8mm
1mm
1mm
TWM PL8210010
CLEVIS WRENCH
A057PO2335 1005
1
P.4
Fuel Tank4
Main Wing3
HM3x15mm Screw
d3xD7mm Washer
M3 Nut
M3 Nut
HM3x15mm
HM3x15mm
Main Wing Strut
Washer
d3xD7mm
3.5mm
202mm
(7.95in.)
169mm
(6.56in.)
69mm
(2.72in.)
241mm
(9.48in.)
258mm
(10.15in.)
12
8
4
Bo tto m Vie w
3mm
3
Cable Tie (For Fuel Tank)
1.5x5x400mm
Comp let e d
F
u
e
l
T
a
n
k
4
5
0
c
c
UP
Double-sided Tape 40x80mm
Double-sided Tape 40x80mm
Cable Tie
(For Fuel Tank)
1.5x5x400mm
2
A057PO2335 1005
P.5
6 Engine
Throttle Pushwire
Ø1.2x480mm
Plastic Tube d2xD3x300mm
147mm
5.79 in.
Ins ta lle d Engine Pos it ion
d4xD12mm Washer
M4 NYLON INSERT LOCK NUT
KM 3x20mm Screw
8
4
M4x35mm
Socket Head Screw
M4x35mm
Socket Head Screw
d4xD12mm Washer
d4xD12mm
Washer
8
4
8
M3 NYLON
INSERT LOCK Nut
M4 NYLON
INSERT LOCK Nut
Copper Tube d4.1xD5x67.2mm
1
2
Make sure the rounded
edges are facing the
shock absorbing
SILICON PAD.
KM3x20mm
Copper Tube
d3.1xD4x7.2mm
M3 Nylon Insert
Lock Nut
ANTI-VIBRATION MOUNT INSTALLATION
M4NylonInsert
LockNut
d4xD12mm
Washer
d4xD12mm
Washer
M4x35mm
Socket Head
Screw
Engine Mount
5
Engine Mo unt
PL5111080
Washer
d4.2xD14.5mm
d4.2xD14.5mm Washer
M4 Blind Nut
4
4
7.5mm
Determinethe angle of
installationof the engine
mount sothe muffler
willnot contact the
fuselage.
4
M4x30mm
Socket Head Screw
Socket Head Screw
M4x30mm
5.5mm
A057PO2335 1005
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