Dualsky Extra 260 40 EP User manual

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HXTRAEEtr.'{EHF
ALMOST-RE /DY-TO-FLV
AssemblyManual
Congratulations
on your purchasing of this excellent
almost-ready-to-fly
R/C
model!This ARF adopts
the latest
3D design
featuresand emphasizes
high
performance,
light weight and fun. The plane is designedby professional
engineers
andbuilt by skilled
craftsmen.Many of the partsareabeady
pre-
installedfor
you!

Cautions:
ThisR/C
modelisnot
atoy!
1. TheRCaircraftisnotatoy! If misused,it cancauseseriousbodilyharmand
damage
toproperty.
Flyitonlyinopenarea, following
allinstructionsincluding
your
RadioandEngine.
2. As this
product
is designedfor highperformance,
incorrect
installationwould affecttheflying
performance.
Pleaseaskfor instructions
from anexperiencedmodelerif you couldn'tassembleit by
yourself.
3. Because the
package
contains
somesmall
parts,please
keepthe
childrenawaywhileassembling
them.
4. For
safetyreasons,
please
considerevery
possible
accidentwhen
operatingthismodelairplaneand
follow
your
club/countryrules.
5. Thismodel
isdesignedfor450-700watt
classPower
System,
please
usethisrecommendedelectric
motor.
6. Always keepthismanual,
whichwill behelpful
duringassembly.
Features:
o Lightweightconstruction o PVC
canopyassembly
o High
structuralstre
ngth O Latest
structure
o Super
quality o Two
pieces
ofwings
o Easyinstallation O Excellentaerobaticsand
3D
performance
o Completeaccessories
o High
performance
hardware
including:Carbon
fibrewingtube
Carbonfibre
controlhorn
EXTRA
260-40E.P
Specifications
WingSpan:54in
(
1
370rnm)
Length:51.8in
(
l315mm)
WingArea:45.5sq
dm
Weight:65-70
oz
(20009)
Recommended
O JRsystems O Futaba
9CHPS
o JR
9X orJR9XII O I2ZAP
O JRPCMlOX O 14MZA
O Futaba
systems
AdditionalRequired
EquipmentRadio
Equipment
O 4-channelradio
system(minimum)
O 4mini/standardservos
RecommendedPowerSystem:
Brushless DUALSKY XM4250CA-7
SpeedContr. DUALSKYXC6048BA
Battery----------------DUALSKY
XPOWERXP3
3004cT25C
Propeller--------------APC
I5x6E
3D

Other
Items
Needed
(not
included
in
the
kit)
O 6"
servoExtension
for
MiniServos
O 24"
servoExtensionx
I
o 2" Spinner
o Long
servo
Arm(single)*3
O Long
rr"rdder
servo
Arm(dual)x
I
Additional
Required
tools
and
adhesives
Tools
a Adjustable
wrench
(small) o Hobby
knife
a 4-40Tap o Masking
tape
a Canopy
scissors o Philips
screwdriver
(small)
o Drill
(drill
press
preferred) o Razor
saw
o Drill
bit:l
mm-6mm
set a Scissors
o Drum
sander o Square
O Cut
offwheel o Syringes
o Flat
blade
screwdriver
w/short o Taphandlc
handle o Toothpicks
o Hex
wrench o Velcro
straps
Adhesives
O 5-minute
epoxy
O 30-minute
epoxy
Other
Required
Items
o Epoxy
brushes
o Felt-tipped
pen
or
pencil
o Measuring
device
(e.g.
rLrler,
tape
mcasure)
O Mixing
sticks
for
epoxy
O Paper
towels
Before
starting
Assembly
Before
beginning
the
assernbly
of these
models,
thoroughly
inspect
the
fuselage,
wing
panels,
rudder,
and
stabilizer.
If you
find
any
part
damaged
orrnissing,please
contact
thelocal
dealer.
If
you
findany
wrinkles
in
the
covering,
use
aheatgun
or
covering
iron
to
smooth
them.
L Wing
Assembly
o Medir-rnt
CA
GlLrc
o Thrcad
lock
o Petroleurn
jelly
o Rubbing
alcohol
a Sanding
bar
o Sandpaper
(coarse)
o Covering
iron
O Dental
floss
or
string
t,\
o
o
its
Gluethe
hinges
into
the
aileron.
make
sureallhinges
are
centered
between
the
wing
and
aileron.
Insert
thehinges
into
the
hinge
slotsinthe
wing. Move
thecontrol
surface
upand
down
toensure
flexibility,
and
adjust
thegap
between
thewings
and
the
ailerons.
Secure
the
hinges
withCA
glue.
@

Installthe
servoarmontotheservo.
If using mini
servos,
please
useSTD-MINI
Servo
Adapters.
O Useahobby
knifeto removethe
coveringovertheservo
opening.
O Use
thestringto pull the servoleadthrough
thewing. Then
installtheservo.
O Adiustthe
centersectionoftheservo.
I
I
:*- -.::::::;:::;t::; -
.;':-.: -: *..:r- -*:::----:j
a Removethe covering
overthemountinghole for the control
hornwith
hobbyknife.
O Insert
thecontrolhorninto
slot
andfix itwithslue.
O Measurethelinkagelength
andcutittoanappropriate
length.
Install
thecontrol
rod
andlinkage
stopper,
tightenthe
screwsofservo.
Repeatthe abovestepsfor the remaining aileron.
I]:M3ir |119:lS
G_:lI
I"starration
Insertthewheelaxlethroughthe
center
hole
of
the
wheel.
Installthe
wheelcollar
andlocknut,
ensurethatthewheel
rolls
freely.
o
o
o
+
o
O
@

O Insert
theaxlethroughtheholein thelanding
gear,and
attachtheaxlefor themainlanding
gear
firmlywiththesamelocknut.
O Install
themainlanding
gear
onthebottomof thefuselage.
Place
athread
lockonthethreads
of thelanding
gear
mounting
bolts,using "thread lock" on the screwsto keepthem from
vibratingduring
flight.
O Insert
themthroughthelanding
gear
androtatetheminto
the
blindnutsfirmly,which havebeeninstalled
in thelanding
gear
olate.
Note:Usethreadlock
whenattachingallnutstobolts
duringassembly.
o
o
o
a
Putthe
wheel
pant
ontolanding
gear,parallel
thewheel
pant
tofuselage.
Measure
the
location
ofscrews and
drilltwoholes whichdiameter
shouldbe1mm.
Usetwo
screwsto
fix thewheeloant.
Rotate
thetwonutsandadjustthe
wheeltosee
if it iscenteredin
thewheel
pant
without
rubbing.
III.Tail surfaces
o Horizontaltail Installation
o Measure
andmarkthehorizontalstabilizer
where
it passes
throughthefuselage.
UseaHobby
knifetotrim
offthe coveringfromthestabilizercenter
sectionas
peryour
mark.

O Put the elevatorconnectorinto the slot beforeinstalline
horizontal
stabilizer.
O Insertthehorizontal
stabilizerintothefuselage
slot.
Adjustit
to be symmetricand equidistantfrom the left to right,
perpendicular
tothefuselageand
parallel
tothe
wings.
o Applyepoxy
glue
tosecurethestabilizer.
O Slidethe hingesinto the factory
pre-cut
hingeslots in the
elevatorandthenapplythin
CA
to
securestabilizer.
a Insertthe elevatorsconnectorfor the elevatorhalves.Each
hingemustbeinsertedtotheirrespectivehinge
slot
inthestabili-
zer.Securethe
elevatorconnector
prior
to
gluing
thehinges.
NOTE: Bevery
careful
notto cutor scorethebalsa
underneathasthismightcausestructuralfailurein
flight.
O Adjust
the
gap
betweenthetwoelevatorsandthehorizontal
stabilizer.Move theelevatorsuo anddownto obtainsufficient
deflection.
o Onceyou are satisfiedwith
controlsurfacewithCAslue. the deflection,secure
the

o VerticalTail
a\.\
,/r)
O Insertthevertical
fin into themount
on thefuselage
and
markwhere
theverticalfinmateswiththefuselase.
O Cutandrelnove
thecovering
onthe
gluing
surfacemaking
surenotto
scoreorcutthe
balsaunderneath
thecovering.
o Insertthevertical
fin intothefuselage
andadjustits
heightand
angle.Make
surethetrailing
edgeofthe
verticalfinisinline
withtheaft
endofthefusclage.Ensurc
the
verticalfinandhorizontal
stabrlizerareat90 degrees.Verify
thisby usinga sqLlare placed
onthehorizontal
stabilizer
and
aligning
thesquare
with
the
vertical
stabilizer.
Secureitwith
glue.
Erl
o\
O Measurethe
location
of
hole
that
you
needto
dnll ontherudder.
Thelocation
isfor
bendingtail
landing
gear.
O Drill aholethatfit forthetaillanding
gear.
Andmake
aslot
whichboththe
widthandthe
depth
are2mm
on
therudder.
O Let
thewirethrough
co11ar.
"*,
1r& %
'Sa
bI
I
thetaillanginggear
mount
andwheel
wireto
90degrees.
o Measure
and
bendthe

I
O Install
thetail
wheel.
a Gluethehingeinto
therudder.
O Insertthe
hingeintothehinge
slots.Atthesametime,
Insertthe
wire
into
thehole.
O Secureitwithglue.
o Elevator&Rudder
ServosInstallation
o If you
useminiserv,install
thelong
servoarm(dual,high
performance,
made
ofcarbonfiber)
ontotheservoofrudder.
O Install
thelinkage
stopperfirmly,
weadvise
you to use
some
threadlock.
O Place
therudder
servo
screws. into
servo
plate,and
fix it with the
O Insert
thecontrolhorn(dual)
intothe
slotandfix it with
slue.
@

,v:r{51r }1 ,{e
t.:,,,.rr..,r '
,.t:rrat.,,,',
,r:..4,, , i': r
trl --
O Cut the cableinto two equal
pieces,whichneed
to be
passed
through
thecrimpandcontrolhorn,then
back
through
thecrimptwiceand
completethe
jobbyacrimpingtool.
O Passthe
cable
intothe
useawiretoleadthe
cable. fuselage
throughtheslot.Youcan
O Passthe
cablethroughthelinkage
stopper.
o Tishtenthe
bolttofix it.
o Installthelongservoarm(single,high
performance,made
ofcarbon
fiber)
ontothe
servoofrudder.
o Install
thelinkagestopperfirmlywith thethreadlock.
O Connectelevator
servowith a24" servoextension,either
tie the servo leads
together,usinga commerciallyavailable
connector,
oruseunwaxeddentalflosstosecure the
extensions
to
prevent
themfrom
cominglooseduringflight.
O Placetheservointothe
servohatch.AndInstallthe
servo
firmly
with
the
screws.
O Install
acontrolhorn.
O Measurethelinkagerodlength
andcutit to anappropriate
length.
O Install
thelinkagestopper,
and
fix them firmly.

IV. MotorInstallation
t-'',1
)L;I
-r-.. ofthefirewall,
ideseperately.
canfit twotype
orsthat
is easy
ount the motor
rewall,if motor
usebolt come
to adjust the
box
intotheslots
into
place.
heleftandright
s
o The
firewall
, of popular
lnot
I to
get.
' O Usercan
m
directlyonto
fi
; is a bit short,
I with the box
length.
l"i
I
O
and
o
o
O Usethcsuppliedbolts
andwashersto
mount
the
motortothe
mountir.rg
plate.put
adropof
threadlockonthemountingbolts.
CAUTION: Tightenfirmly, but don't
crushthe
plate. be over
tight, beingcareful
not to
O MounttheESC
O Plug
thcbullet
themotor.
withnyloncableties.
connectors
into their
o Secure
tl-rewireswith
touchingtherotatingcase
matrngconnectorson
anyloncable
tieto
prevent
thetn
I'rom
ofthemotor.
^L"
O Applya
piece
ofmaskingtapeon
thelinewhere
youhave
to
maketheholes
for
the
screwsto
fix
thecowling,
thenrrarkthe
position.
o Slide
thecowling
in
placeon
thefuselageandensure
its
proper
position.
Therearofthecowling
shouldbe
flushwiththerearof
thefirewall.
\
II
L*!
\,-'b

VWing& HatchAssembly
Note:Whenopeningthecanopyhatch,
fourstrongmagnets.
self-tappingscrewsto securethe
O Readthemanualforthemotor.
Choose
suitable
propeller
on the motor accordingto the suggestionsfrorn the motor
manufacturer.
o Installthe
propeller
and2inch
spinner
Note:Do not usethe damaged
or cracked
propeller
andspinner,whichcanbe
broken
at highspeedand
cancauseseriousdamageto
body
and
property!
please
make
surenot to squeezeit, thereare
O Bindthe
battery
in
place
withVelcro.
O ConnectservosandESC
to
receive,but
do
not
connectthe
batterytoESC.
o Then
bindthe
receiver
withVelcro.
O Removethe
covering
from
thebottomof thefuselage as
it is shownin orderto allow
cool air to escape
from the
fuselage.
O Makesurethe
prop
shaft
o Usea smalldrill bit to
cowling.
iscenteredinthecowlingopening.
drill four smallholesanduse the

O Usethewingtubetoattach
thewinghalvestothefuselage.
O Install
thenylonretaining
screws
from the inside
of the
fuselage.
O Checkthe
CG,
if the
CG
at
therightlocation,now
you
can
connectthe
power
and
place
thehatch.
O Themagnetstherecan'tlock the
hatchin place completely,
youneedto
secureit by usingthe
screws.
Adjust the arrcraft and
make
surebothofthesides
are symmetric,like the
diagram.So
thatthe
plane
is
readyforflight.
\\
Note:Tightenthe
screwsonlybyhandandnotto
beover
tight.
I
T
_t- E

Measure
the
CG
from
theleading
edge
of wing root rib, Adjustthebattery
pack
location.For
CG
properposition
should be at 25-30%MAC.
Thrs
recommendation
balance
point is for
your first flights.
The CG can be
moved around later to fit your
personal
taste.
MAC: 25% 27%
l03mm
3
inch
30%
Il5mm
3
-318inch
CGLocation:
1. Checkevery
angleandadjustthem
tocorrect
position.
2. Checkall parts
andmake
suretheinstallation
isfirm
andreliable.
3. Add some
weightin
eitherofwingtipto
balancetheleft
andright
wings.
Power
ontotrim yourplane.
1. Range
check
theradio
(test
whether
themotorisrunning
ornot
).
2. Ensurethat
the
servosandcontrol
surfacesmove
smoothly
andarein the
correct
direction.
3. Adjust
theservo
throw. Thechart
belowistherecommended
throwsforthefirst
flight.You
canadjustthe
servoarmsand
controlhornlength
later
tofit your flyingstyle.
Control Throws :
Surface Throws E^p
Common
flying Aileron 20degrees 2s%
Elevator 20degrees 25%
Rudder 30degrees 30%
3Dflying Aileron 40
degrees 45%
E
lev
ator 40
degrees 45%
Rudder 45degrees 4s%
96mm
2-3l4inch

rail runthemotor
to checkits stabilityathighspeedandlow speed
to
ensurethereareno
problems
withvibrationonthemodel.
Runthemotor
at
high
speedabout
30min,checktheESC/Batteries
andmotor
andmake
sure
thetemperature
isbelowthe
prescription
ofmanufacturer.Once
everythingis
risht
$ood
luck
&
Hsve
fun!
"';;-o&fr7|+Z EEEsryEre
..-o*''^^^-""- ** SS **
* Do forget
beautifuland to stick the focus
people'decalon the
s eyes
!plane,
it will make your model