American Lifan 250-B User manual

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PREFACE
Thankyou for choosingthemotorcycle.May you enjoyriding all time.
The manualcontainsthenecessaryinstructionsand
guidance
with respectto the operationandmaintenanceof the motorcycle,andBE SURETO
READ IT CAREFULLY BEFOREYOU RIDE THE MOTORCYCLE. Properoperationandmaintenancecan
guarantee
asaferidingtominimizetroubles
of themotorcycleandkeepit in a soundcondilion,whichcanextendtheengineservicelife.
All rightsreserved.No partof thispublicationmaybereproduced
withoutour prior written permission.
IMPORTANTNOTICES
a OperatorandPassenger
Thismotorcycleisdesignedtocarrytheoperatorandone
passenger.
Themaximumloadweightofthemotorcyclemustnotexceedl50kg.
O On.road
Thismotorcycleisdesignedforon-roaduse.
Payspecial
attentiontostatementspreceded bythe
followingwords:
AWARNING: Irdicdtesastrong
possibilil! ofsevere personal
injury ordeathif insbuctionsarcnot
follo$,ed.
z\CAUTION: lzdicatesa possibilit!of equipmentdo .ageif instructionsarenot
folloved.
NOTE: Giveshelpfulinformation.
EnylronmentalProtectton
(EP): Indicatesspecial
precautions
that mustbetakento meetenvironment
protectionlaws
and regulations.
lmproperuseof amotorcyclemaycauseenvironment
pollution.
If theoperatorfailstofollowsafeoperatingandmaintenancepractices,the
Co.
will nottakeanyresponsibility
toany
injury
ordamageoccured.
Thismanualshouldbeconsideredasa
permanentpan
ofthemotorcycleandshouldremainwiththemotorcyclewhenresold.

CONTENTS
MOTORCYCLE SAFERIDING
SafeRidingRules
Protective Cloths
Refining
GENERALINT'ORMATION
Pafis l,ocation
VIN Record
EngineOiI9.........
ClearawayCarbonDeposit
f ...........................
i',lAlll3,f::::::::::::::::::::::::::::::::::::
FuelandEngine
Oilm
CONTROLLING PARTS
ValveClearance
CamChainAdjustment
MufflerI
Electroniildlrated
AerationSysrem
1...........
ODerationof Thronle
ri- c---,r ^rr---r,,-r^- E
;.t fi ::,.":::_"":::-:.H
L"cr^ Lcds d,u,,5 4,, ruPP,rI.......................
Clu1ch.......................
DriveChain
FrcntBrake
R€arBrake
BrakeLight.................
How to UseBrakeWearlndicator
Front/RearShockAbsorberandSusoension..........
Tyre
Front Wheel
RearWheel
RemovalfromStorase
Anti-theftDevice
(Optional)
ELECTRICDIAGRAM
l0
l0
l0
l0
ll
ll
ll
ll
12
l3
l3
l5
l5
l5
l5
Meter
and
Indicators
Ignirion
SwitchandSte€ringlrck ..................,.......
RiehlHandlebar Controls
t eft Handlebar
Controls
Choke
t-ever
Refuelingand
Cap
FuelCock
Gearshift
Pedal
RearBrakePedal
Rear
Shock
Absorber
ll
t2
t2
t2
l3
t4
t4
t4
Stand,............,....,...................
OPERATIONGIJIDE
Pre-rideInspection
SbningtheEngine
Breaking-in
tuding
BrakingandParking.,.............,....,...,,.........,....,....,..
8
MAINIENANCE
ToolKit
Fuse
Battery!
IROUBLFSHOOTING,
STOMGE ANDOPTIONAL
PARTS
Troubleshooting
CleaningandStorage l6 l6
l6
l6
t'1
9
9
Maintenance
Schedule SPECIFICATIONS l8

MOTORCYCLE
SAFE
RIDING
SAFERIDINGRULES
AWARNING Motorcycle riding requires specialefforts on your part
to ensure safety. Know theserequirements before you ride.
I Alwaysmake
apre-ride inspectionbefore
youstantheengine.You muy
prevent
accidentor equipment
damage
O Mostcountriesrequirea specialmotorcycleridingteslor Iicensc.Makc
sureyou are qualified
before
youride.NEVER lend yourmolorcycletoan
inexperiencedrider.
OMakc yourself
conspicuoustohelpavoidtheaccidentthatwasn't
your
fault:
OWear brightor reflectiveclothing.
a Don't ride in another
motorist's"blind spot".
ODon'l speedilycrossanother'sway.
Oobey all nationalandlocallawsandregulations.
aobey thesp€edlimits,andNEVER travelfaster
thanconditions
warrant.
OSignal beforeyou makea tum or lanechangeto draw other motorists'
altention.
OUse extracautionatintersections,
parking
lot entrancesandexits.
OAlways rememberto ridewith bothhandsandkeepbothfeetontherider
footrestwhile thepassengergrasps thehandrailwith bothfeetontherear
footr€st.
PROTECTIVECLOTHS
O Forthesafetysake,alwayswearahelmet,afaceshield,dust
glasses
and
protective
clothing.Youl passengerneedsthesame
protection.
O Theexhaustsystembecomeshotduringoperation,andit rcmainshotfor
awhile afterstoppingtheengine.Takecarenotto touchtheexhaust
systemwhile it is hot.Wear
clothingthatfully covers
your legs.
ODo notwearlooseclothingthatcouldcatchonthecontrcllevers,wheels,
etc.
REFITTING
original parts may make riding unsafe, and is illegal also.The user
must obey all national and local la$s and regulations in relation to
vehicleand traffic, Ifyou havea good proposal concerning refitting of
the motorcycle, please write us, The relitment can be done with per-
mission of the Co, Otherwis€, the user will take the consequences.
LOADING
AWARNING Addition of accessoriesand cargo may reduce (he
motorcycle's stability, performance and safeoperating speed.
OKeep cargoandaccessoryweightlowerandcloseto thecenterof the
motorcycle.Loadweight equallyon bothsidesto minimizeimbalance.As
weight
islocatedtunherf.om themotorcycle'scenterofgravity, handling
is proponionallyaffccted.
aAdjust tyre pressure
andrearsuspension to suit load weight andriding
conditions.
OMake surethatcargois faslenedon thevehicle.
ODo notattachitemstothehandlebars.fork or fender.Otherwise.unstable
handlingor slowsteering response
mayoccur.
OThe maximumloadweightof themotorcycleis l50kg.Please
do not
overload.
ACCESSORIES
Genuineaccessoriesof theMotorshavebeenspecificallydesignedand
testedonthemotorcycle.Beacusethefactorycannottestallotheraccessories,
you arepersonallyre-sponsiblefor selection,installationanduseof acces
sories
notproduced by theCo. Al-waysfollow SafeRidingRulesandthese
below:
Ocaretully inspecttheaccessoryto makesurethatit doesnotobscureany
lights,reduce
ground
clearanceorbankingangle,orlimit suspensionbavel,
steering
travelorcontroloperation.
aDo notinstallothercoolingequipmentfor theengine.
aDo not
addelecricalequipmentthat
will exceedthe motorcycle's
electri-
AWARNING Arbitrarily refitting themotorcycleor removing
th€O calsystemcapaciry.

GENERALINT'ORMATION
PARTSLOCATION
cie.
r-zr
Fig. I (Left-view)
O Meter @Fr.winker @Headlight @
cearshift
pedal
lDl
)roestanq to, Kr.snocKaDsoroer
Fig.2 (Right-view)
O Rearviewminor OFueltank@Taillight@Exhaust
muffler
@Pillion
fbotrest @Driverfootrest @Rr.brake
pedal
@Fr.shockabsorber
o

VIN RECORD (fig. 3-S) Engineoilmustbeselectedinaccordancewithrulesbelowandotheroils,
such
asordinaryengineoil.gearoilandvegetablc oil.areforbiddentobeused.
l-'ig 3 VIN Fig 4 Enginecode Fig' 5 Namephte n.ti\'c nluslbetechnicalryequivalentin every
VIN: il f flll l flTf Tl]l l l rcspecl.
viscosily varieswirh regions
and
Enginecodc: lT- -- lcmperarurcs.
so
thclubricanthasto besc-
Pleascfill thcVIN and
cnginc
codcof your motorcyclein theblanl bclow. lectedacc(n.dingtoourrccommendalion.
Theywill helpordc.spare
parts
andfind outthevehiclewhenslolcn. ll lhercisnogasoline
engineoil SAEl5W40-
NOTES SE.thc
engineoil No.HQB-10
(or
HQB-6in
(D The VIN is slamped
ontherightoi thesteering
stem
(Fig.3
). rcgionswhercthelemperalureislowerthan
@ Theenginecodcisstampedon thebottom-leftolihe crankcase
(Fig.4). l0 c )canbeusedinstead.
@ Thevchiclc nameplateis fixedonthe
leftofthe steeringstem
(Fig.5).
FUELANDENGINEOILGP) CONTROLLING PARTS
Fuel Selection METER AND
Fuel isa key factor in decidingtheexhaustemissionsfrom theengine,
so JNDICATORS ifig. zl
selectionoffuel mustlirllow thcrulcsbelow.
Selected
fuelrnuslbeunl.rd"d lr-)
Sp""d,r."l".
gasoline
withoctaneNo.RQ-93or higher.Usingimpropcr
lucl could rcducc (l Odonletef
performancc,sho(cn thccnginc's scrvicelife. (3)
Rightturnsignalindicator "+"
EngineOil Selection
(Fig.6) @
Leftturn
signalindicator
"+"
The
quality
ol theengineoilplays avilal roleindeciding$e cnginc
pcrtirmrutcc '3)
Fli-beam
indicator " "
and
service. _ (6)
Ncutralindicator
"N '
s
tII E 'E--'
'- !E- I E| - -: Thc
vchicle
hr. heenfilleduithengineoilSAEI5\\'/40-SEhclbrc
beins
il w vFil ::;:::Ji::::Tiil'it::11n";
I I \ othermotoroilis to beusedinstead.thealter- ---l-I---J

IGNITION SWITCHANDSTEERING
LOCKtpie.
sr
Isnition Switch
Theswitchisequipped
wilh 2 keys
including
aspareone.
''O" OFF:
Engineand
lighlscannotbc
operatedandthekeycdnbc rcmoved.
'Q" ON:Engine
andlightscan
beoperated.
neutral
light is lit and the key cannot
be
Ignition
sw
removed.
Parking
Insenthekey intothelockcore.and
prcssit whilc turnin-q
counlerck)ckwise
to
"P" position.lhen renrcvelhekey.In thiscase.thetailliShl
and
purkinS
lightwill glow,andengineand
otherlightscannot
beoperulcd.
Toci.ncelthc
contlition.turn
lheley Llockwtse
luother
po\lll(rn.
NOTE when thcvehicleisnol keptin use.ulways
sctlhc switcht() OFF"
andremovethekey-
Steering Lock
To lock the steering
head.turn leti thesteering
baras
farasit willgo,lum clockwisethc
ignition
keyuntil lockingthe
steedngbar.atlasl
rcnlove
the
key.To unlockthe
steeringhead.turn
lhe
keycounterclockwise.
RIGTIT
IIANDLEBARCONTROI,S
(Fig.
9)
StarterButton
Depresithebutton
- ..' tostanup
lheengine.
Lighting Switch
Thc3-position
swilchlunctions
aslbllows:
:Thchc:dlight,taillighl andmeter
lightsarebright.
p: :Thc parking
light.tailightandmcter
lightsarebright.
a :(OFF) Theheadlight.
taillighl.
pitrkingIightandmeler
Iighlsareotl.
Emcrgency Switch
Inunemergency.
dcprcssing
theswilch
to': '' will stall the
engineatonce.
Innormal
ridingcascs,
alwayssctthe
switchat 'O".
Throttle Grip
The
gripisusedtocontrol
engine
power.Tumingin the
gripwill incrcase
fuel
supply,
while
turning
outit willdecreasefuel
supPly.
LEFT HANDLEBAR CONTROTS Oi&
IO)
Headlight
Dimmer Switch
Pushtheswilch to " to select
hiSh
hlam.
Pushthcswitchlo ' ' to selcctlowcr
bcam.
T[rn Signal
Switch
Movc theswitchto '+" lo signal
a left
lurn-
1()
"+" lo signaldrightlurn.
Horn Button
Prcss
thebullon " )r=" ' to soundlhe
horn.
Passing
SignalSwitch ',,D" (Fig.
ll)
Whenpassing,pressandrclcase
the
switch,lheheadlight
will wink
lo wamthe
vehicles.
CHOKE
LEVERtnie.
tt)
The choke lcver is located
on the left
handlebarcontrols.
Pushtheleverto open
thethrottlc.
Fig.8 Slccringbck
O Shner bulton
@
LiShtingsw.
O Emergency
sw.
O Throltle grip
Fig.
9
!?, Fig.
l0 O Dimmer sw.
O Turnsignalsw.
O Hombutton
Passingsignal
sw.
Fig.ll Choke
lever

REFUELINGANDFUELFILLER
CAP
(r'rg.
rz)
lOpen thelocklid andinscrt
thc
ignitionkcy:
aTurn theke)'clockwiseby90'' :
O Rc'novc
thccap.
Toreinstalltlrecap,.just
dcprcss
it ontothetank
inlet.Thefueltankcapacilyis l,l L including
thcrcscrvcssupply
ol 2 L.
AWARNINC
a Do not overfill the tank (thcrc should be no luel in the filler neck).
After refueling, make sure the fuel filler cap is closedsecurely.
O Gasolineis extremelyflammable and is explosiveunder certain
conditions. Refuel in a well-ventilated ar€a with the enginc stopped.
Do not smoke or allow flames or sparks in the area where the fuel
tank is refueled.
a Before refueling, make sure to filter fuel first. Spilled fuel vapor
may ignite. If any fuel is spilled, make sure the area is dry before
starting the engine.
FUELCOCKrnig. rrl
a Thciucicocki\ hcatcdat
thc
Icti-bottom
ol-thetank.
With
thlrfucl
cock
in 'OFF" posilion.
lirelcannolllow fr(xn thetanktothe
carburetor.Tum
thccock1()OFFwhcncvcr
thc
nrotorcvclc
isnotkeptin uslr.
alWith thclirclcockin ON" positron.
fuelwill tlowfromthemainluel
syppl)tothecarburelor.Withthccockin "RES" position,
fuel
will tlow
fromthc rcscrvcfuclsupplv
to thccilrllurelor.UsethereseNefuelonlv
whenthcmainsupp)yisgonc.Rclill thctankattheearlieslopportuniry.
ACAUTION Alierrelueling.makcsurethalthcfuclcockisin " ON"
position.IiiIisin RES position.you
mayrunoutol-fuelwithnoreserve.
Corect useol lheluel cockcanavoid
thcstatc above-mentioned.
GEARSHIFTPEDALrrie. rar rsr
Thc motorcycleisequippedwilh a 5-speedmeshtransmission.
Thcgcar
indicatorshowsthcgcarposition
atpresent.
Fig. l5 showsagearpatlern.
Internaitiona5-speed
Fig.15
Lock lid Fuellillcr cap
Fig.
12
[;j,',,'..'f*15ffi
Fig.l4

REAR
BRAKEPEDAL
rnie.rrr
Therearbrakewill functionaDdthcrciLrslop
lightwill glow whcntreadingthcpcdal.
Fig.16 Rr.
brake
pedal
REAR SHOCKABSORBER oig. rzi
Theshockabso|berhas
5iLd.juslrncntposilionsld dilltrentIoiLdsoIriding
conditions.PosilionI istbrlighl
loadsitndslnoothK)iLdconditions.Positions
Il ltt
V increasespfinll plcloadlirl a stiffcl rcarsuspcnsion.
andcanbe
usedwhenthcmoiorcyclcis
heuvilyloadedorriddeninruggcdroads.
Usc
:r
fiin
{pann(r
lolurnlhe.rJju.lerr,,
fri,fcr
pi,\lr,,n.
NOTE Besuletoadjustshockrbsorhcrs
hoth
lcti andright10thesaDte
posllron.
SIDESTAND rntg. ttt
Whenparking
lhe
vehicle.
turnthesidesrandclockwiscalong
thc
fianrc
to
position.
Belbrcclrivingthevehicle,sctthestandtothcinitialposition.
CAUTION Besure to setthe stand to position beforedriving the
motorcycle. Otherwise, it may fall over.
Fig.l8
Fig.
l7

OPERATIONGUIDE
PRE-RIDEINSPECTION
Inspect
your motorcycleeverytimebefore yourideil. Theitemslisledhere
will only takea few minutesto inspecl,andin the long run they cansave
time. expense,and
possiblyyour life.
L Engineoil level
- addengineoil ifrequired.Checkfor leaks.
2.Fuellevel- refuelwhennecessary.
Check
for leaks.
3.Frontand
rear
brakes checkoperation,and
adjustfreeplayif necessary.
4.Tyres - checkconditionandpressure.
5. Batteryelectrolyte
- checkthattheelectrolyteis suitable.
6.Throttle
-checkforsmoothopeningandfullclosinginallsteering
positions.
Adjust or replaceit if necessary.
7. Lights andhorn - checkthatheadlight,
tail/stopli8ht, winkers,parking
light, indicatorsandhom functionproperly.
8.Drivechain
-checkconditionandslack.Adjustandlubricateifnecessary.
9.Fasteners
- checkthatall nuts,screwsandboltsarcmountedsecurely.
10.Steeringsystem
- checkfor its smoothnessandreliability.
STARTINGTIIE ENGINE
CAUTION Do notstarttheenginein anarrowareato prevent
accidents.
Attempting to starttheenginewith thetransmissionin gearmayresultin
damagetoequipment.
Beforestarting,confirmthefollowing:
OMake surethefuelin thetankisenough.Setfuelcockto "ON" position.
a Move lhe gearshitipedalinto NEUTRAL to light up theindicator "N"
(green).
a Setthechokelevertothefully closed
position
if theengineiscold.
a With thethrottleslightlyopen(less
than l/8 of its entireopening),oper
atethestartersoasto slan theengine.Then push chokeleverto half-open
posruon,
I Warm up theengineentirelyatanidle speedof 1300r/minuntil it works
normally,andthenpushthechokeleverto its fully openposition.
NOTE
Do not use the electric starter for more than 5 seconds at a time.
R€leasethe starter button for approximately l0 secondsbefore press
ing it again,
BREAKING-IN
Helpassure
your motorcycle'sfuturereliability and performance
by paying
extraattentionto how you ride the first l000km. During this periodavoid
full throttleriding,besuretodriveataspeednomorethan807,ofeachgear I
andto continually changingspeed.After the break-in period,be sureto
conduct
maintenancesoas to makecompensationfor initial wear.The ser-
vicelite will beextendedobviouslythroughsuch
maintenance.
RIDING
a Starttheengineand
warmup it.
I While theengineidling, pull in theclutchleverand
push
downthe gear
shift pedal to shift into low (lst) gear.
a Slowly releasetheclutch leverandatthesametime graduallyincrease
enginespeedby openingthethrottle.
a lnserttheignitionswitchandtumit to "Q" position. fO When
the
motorcydeattlinlsa:t:adyspeed,closethe
throttl"l
ryI,h"