JAC HFC1083, HFC1063, HFC1061 Owner's Manual

ThankyouforchoosingJAC.Wearepleasedtowelcomeyoutothegrowingnumberofdiscriminatingpeoplewhodrive
JACtruck.Theadvancedengineeringandhigh-qualityconstructionofeachJACwebuildissomethingofwhichweare
proud.
ThisOwner'sManualwillintroduceyoutothefeaturesandoperationofyournewvehicle.Ifissuggestedthatyoureadit
carefullysincetheinformationitcontainscancontributegreatlytothesatisfactionyoureceivefromyournewvehicle.
Themanufactureralsorecommendsthatallserviceandmaintenanceonyourvehiclebeperformedbyanauthorized
JACdealer.JACdealersarepreparedtoprovidehigh-qualityservice,maintenanceandanyotherassistancethatmay
berequired.

ANHUIJIANGHUAIAUTOMOBILECO.,LTD.

May.2008

FOREWORD

AllinformationinthisOwner'sManualiscurrentatthetimeofpublication.HoweverJACreservestherighttomake

changesatanytimesothatourpoliceofcontinualproductimprovementmaybecarriedout.

ThismanualappliestoallcurrentJACmodelsandincludesdescriptionandexplanationofoptionaswellasstandard

equipment.Asaresult,youmayfindmaterialinthismanualthatdoesnotapplytoyourspecificvehicle

I.Vehicle using 1

II. Engine21

III. Chassis29

IV.Electrical equipment63

V.Vehicle maintenance71

VI.Troubles shooting75

VII.Important information91

Contents

Page

1

Vehicleusing

Useofinstrumentsandap鄄
paratusinthecab

Integrated switch and instru鄄
mentcluster

Integrated switch (figure below),
whichiscomposedofsteeringshaft
lock seat尧ignition start lock and
combinationswitchliesunderneath
thesteeringwheel.

Ignitionswitch

Ignitionswitchisontherightsideof
integratedswitch.Ithasfourfunc鄄
tions:LOCK尧ACC尧ON尧START.When
thekeyisonthe'LOCK'position,
theignitionswitchhasbeenconnect鄄
edtothepowersourceandlockup
ofthesteeringgearhasbeendisen鄄
gaged.Turnthekeyto'ACC'posi鄄
tionclockwise,andcircuitofacces鄄
sorieslikeradioandtapeplayeris
connected.Turnthekeyto"ON'po鄄
sition,andtheinstrumentcircuitis
connected.Ifkeeponturningthekey
to'START'position,enginecanbe
started.Youshouldunlashhandleof
thekeyimmediatelyaftertheengine
starts.Thekeycanreturnto"ON'
positionbytheactionofspring.

Combinationswitch (leftcontrolhan鄄
dle)

Combination switch is under the
controlofthemultifunctionalhandle,
whichliesinthelowerleftandinferi鄄
orplaceofthesteeringwheel.Itcan
controlsmall light尧headlight尧head鄄
lightdimmerandleftturningorright
turning by two different motion
modes.Thesymbolsandfunctionsof

integratedswitch

Ignitionswitch

2

Ignitionswitch

Integratedswitch

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thecombinationswitchareasfol鄄
lows:

荫

"OFF"indicatesthatneithersmall

lightnorheadlightlights.

荫

istheindicationofsmall
light.Turnthecontrolhandleclock鄄
wiseby30otolightenthefront尧rear
smalllightsandtheinstrumentlight.

荫

istheindicationofhead鄄
light.Keeponturningtheleftcontrol
handleclockwiseby30otolighten
the front headlight尧the rear small
lightandtheinstrumentlight.

荫

istheindicationofsteering.
Forwardandbackwardmotionofthe
controlhandlecanoperatetheleft

andtherightturninglightsandthe
turninglightindicatorontheinstru鄄
mentpanel.Pushthecontrolhandle
forwardinhorizontaldirection,the
rightturninglightlightsandthereis
indicationofturningrightonthein鄄
strumentpanel.Ontheotherhand,
pullthecontrolhandlebackwards,
theleftturninglightlightsandthere
isindicationofturningleftonthein鄄
strumentpanel.Ifthecontrolhandle
isinthemiddleposition,therewillbe
noindicationofturning.

荫

Dimmerofheadlight:Lifttheleft
controlhandleupwardsgentlyand
dothe"uplift-release"motion,which
cancontrolthedimmerfunctionof
theheadlight.Ifupliftingthehandle
once,highbeamheadlightlights;if

releasingthehandle,itgoesout.Re鄄
peatingoftheaboveactioncancon鄄
troltheworkingconditionofthehigh
beamheadlighttoachievethepur鄄
poseofdimmerfunctionwhenover鄄
takingatnight.

Combination switch (right control
handle)

荫

istheindicationofsyringe.
Whenthewashercontrolbuttonon
thetop of the control handle is
pressed,cleaningmixture(antifreeze
shouldbeusedinwinter)inthewin鄄
dowwasherwhichliesintheright
doorframeandunderneathinstru鄄

rightcontrolhandle

leftcontrolhandle

3

mentpanelcanbespoutedtothe
windshieldglassthroughthespout
underthewindow.

荫

istheindicationofwiper.
Turningthecontrolhandleclockwise
inhorizontaldirectioncancontrolthe
wiper.Turnthecontrolhandleclock鄄
wiseby12otothe'LO'position,the
wiperworksatalowspeed.Keepon
turningclockwisebyanother12o,the
wipercanworkatahighspeed.
Whenthecontrolhandleisontheo鄄
riginalposition,thewiperwillbedis鄄
connectedorreturnautomatically.

荫

istheindicationofexhaust
throttle assistant braking. Lift the
rightcontrolhandleupwardanddo
the'uplift-release'motion.Upliftthe
handle,theswitchcanbeconnected

andtheindicatorlightontheinstru鄄
mentpanellightswhichshowsthat
exhaust throttle assistant braking
works.Iftheacceleratorpedalorthe
clutchpedalisdepressed,theex鄄
haustassistantbrakingwillbecan鄄
celledautomaticallyandtheindicator
lightontheinstrumentpanelgoes
out.

Otherelectricapplianceswitches

Other electric appliance switches
mainlyincludehornbutton,danger
warningswitch,foglampswitchand
gatingceilinglightswitch.

1.Hornbuttonisinthecenterofthe
steeringwheel.Whenthebuttonis
pressed,itcanhoot.

2. istheindicationofdanger
warning switch. If the button is

pressed,thefront尧 rear尧 left尧 right
turninglightsflashatthesametime
andsendoutemergencysignalfor
alarmindication.Ifpressedagain,
resetsignaloftheswitchisdiscon鄄
nected.

3. istheindicationofthefog
light.Pressthisbutton,thefoglight
lights.Pressitagain,theswitchre鄄
sets.

4. Ceiling light signal indicates
whetherthedoorofthevehicleis
shutcloselyornot.Ifonedoorkeeps
openornotshutclosely,theceiling
lightwilllighttoremindthedriver.

4

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5

DangeralarmandfoglampswitchOtherelectricapplianceswitch

Instrumentcluster

Newpatternofinstrumentcluster(airbrake)

Indicatorlamp

Watertemper鄄
aturegauge

fuelgauge

Airpressure
gauge

Mileometer SpeedometerTripmeter

Oldpatternofinstrumentcluster(airbrake)

Mileometer

Speedometer

Fuelgauge

Indicatorlamp

Buttonforreturningtozero

Watertemperaturegauge

Tripmeter

Airpressuregauge

6

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Newpatternofinstrumentcluster(hydraulicbrake)

Oldpatternofinstrumentcluster(hydraulicbrake)

Speedometer

Fuelgauge

Indicatorlamp

Mileometer

Buttonforreturningtozero

Tripmeter

Watertemperaturegauge

Electricalclock

7

Indicators:

1.Turningindicationlight ( )
whentheturningcontrolhandleison
theleft (right)turningposition,left
(right)turningindicatorlightwillflash.
Ifthewarningswitchispressed,the
leftandrightturningindicationlight
willflashatthesametime.

2.Highbeamindicationlight( )

indicatesthatwhethertheheadlight
isundertheworkingconditionof
highbeam.Whentheheadlightis
on the high beam status, the
indicatorlightwilllight.

3.Fuelwarninglamp( ):usedfor
fuellevel alarm, whenfuel is in
shortage,fuelalarmlightwilllight.

4.Parkingbrakeindicatorlight渊 冤院

whenpullinguptheparkingbrake
handle,theindicatorlightwilllight.

5.Generatorindicatorlight渊 冤院in
dicates the working condition of
generator. When the battery is
discharged,theindicatorlightwilllight;
otherwise,theindicatorlightwillgoout.

6.Oilpressureindicatorlight渊 冤院
indicateslow-pressurewarningof
engine oil pressure. When oil
pressureislowerthan0.08-0.1Mpa,
theoilpressureindicatorlightwill
light.Whenoilpressureishigher
thanit,theoilpressureindicatorlight
willgoout.

7.Brakingfaultindicatorlight渊 冤院
whenbrakingfluidisnotenough,the
indicatorlightwilllight..

8.Exhaustassistantbrakeindicator

1.turnleft

2.highbeam

3.turright

4.fuelalarm

5.parkingbrake

6.charging

7.oilpressurealarm

8.brakingfault

9.exhaustassistantbrake

10.foglamp

11.smalllight

8

Integratedcluster

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light 渊 冤院whenexhaustassistant
brakingoperates,theindicatorlight
will light. When exhaust assistant
brakeisdisconnected,theindicator
lightwillgoout.

9.Foglightindicationlight 渊 冤院
presstheswitchtomakeitwork.

10.Smalllightindicati0nlight渊 冤院
Whentheywork袁theindicationlight
willlight.

Useofcomponentsinthe
cab

Cab

Briefdescriptionofthestructure:

The driver cab is constructed
enclosingwithfullmetal.Window
glass adopts panoramic camber
windshield.Inordertoimprovethe
comfort, side panel with larger
upsidewidthandraised-roofcab
havebeenadopted.Therefore,the
interiorspaceofthecabcanbe
morecommodiousandcomfortable.
Effectivemeasures havetaken in
reducing noise尧 heat insulation尧
soundinsulationandsealing.For
instance,thesectionofroofforehead
isenclosedandstrengtheningribis

equippedontheroof.There are
three asbestos heat insulating
mattressontheupsideoftheengine.
Sealingofthedoorisdoubleskin
constructed. For safety, softening
hasdoneforthemainparts,which
can appear knocking easily with
passengers.

Air-conditionersystem(choose
topack)

Briefintroduction

Theautomobileair-conditionerwith
coldandwarmmachineisintegrated
withautomobileclusterpanel.Ithas
manyusefulfunctions.Forexample,
tomakecoldair,warmairandto
removefrost.The air-conditioner
system has four high and low
grades,whichmeetsyourneedof

9

choosing different air speed and
directionofairsending.

Operation

1.Starttheengine.

2.PressSwitch4oftheaircondi­tionertostartairsender.Theswitch
hasfourgradesfromlefttorightto
maketheairspeedmoreandmore
quickaswellasmakingairstronger
andstronger.

3.Operateair-conditionerSwitch5,
thenthecompressorbeginstowork

andthewholesystemworkstoo.

4.Whenusingcoldwind,pleaseput
theTemperatureadjustinghandle3
totheCOOLposition.Whenusing
warm wind, put it to the HOT
position.Tohaveairsendingfrom
different directions, please adjust
Handle2.Tousewarmwindonly,
pleasecloseSwitch5oftheair­conditioner.

5.OperateHandle1onnaturalwind
conversionpositiontohavenatural
windoutsidecomeintothecab.

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Caution!

1.Avoidputtingthehandletothe
coldestpositionandpressingthe
airspeedswitchonthelowest
position when using the air­conditionerinorder toprevent
evaporativemachinefromfrosting.

2.Donotparkthevehicleunder
thesun.

3.Closethedoorandwindowsof
cabwhenusingair-conditioner.

4.Usecompressedairandcold
watertowashthecondenser.(hot
waterandsteamareforbidden)

5.Havethecompressorworked
for5minutesonceaweekin
wintertomaintaintheaircondi­tionerworknormally.

6.Makesurethetemperatureof
waterusedtocoldtheenginereach
to70益abovewhenusingairheater
andyoushoulduseantifreezefluid
toavoidfreezingradiatorandinside
ofairheatertobecracked.

7.Ifyoudonotunderstandthe
structureandhavenomeasuresof

Thetopofcab'sventilatingdevice

You can choose two ways to
ventilatethecab.Outdoorairiness
andindoorairiness

Outdoorairiness

1.Clockwisetherotary-knobonthe
topofcabtomakesurethetopcab
closed.

2.Turnontheswitchto"IN",then
turnontherotaryknobto"OPEN".

Indoorairiness

1.Clockwisetherotaryknobtoclose
theventilatorlouver.

2.Turntheswitchto"out"whichison
theexhaustgear.

Door

1.Thecabdoor,whichhasthree­step opening, can improve the
convenienceforpassengerstoget
onortogetoff.Thepartialopening
anglecanbe30益 and57益 .And
thefullopeninganglecanbe90益,
onallofthethreepositions,thedoor
canbeinstablecondition.(figure
above)

Outsidedoorhandle(left) Lockof
doorlocking(right)
Pullouttheoutsidedoorhandleto
openthedoor.Insertthestarting
switchkeyintothedoorlockand

11

protection,pleasedonotswitch
onthesystemofairconditionerto
avoidaccidents

rotateittolockthedoor.

2.Thedoorcanbelockedoutside
withoutthekey.Firstpressthelock
buttonontheinnersideofthedoors
tothefixedposition,thenpullthe
outsidedoorhandleoutwardsand
closethedooratthesametime.

3.Pullouttheinsidedoorhandleto
openthedoor.

4.Pressthelockbuttontolockthe
doorafterclosingit.

Cabseat

Cabseatcanbeclassifiedasdriver
seat,assistantdriverseatandrear
rowseat.Driverbackseatadopts
uprightseat.Theangleofbackrest
andthefore-and-aftpositionofseat
can be adjusted. The maximum
adjustableangleofthebackrestis

56益.Themaximumadjustabledist­anceoftheseatis160mm.

Whenvehicleisintheprogressof
maintenance,pleasecleanthetrack
assemblyofthedriverseat,recoat
thelithiumbasegrease,andtighten
allofthejointnutsagain.Iffinding
theslidingtrackshakingorblocking,
itshouldberepairedorbereplaced
withcomponents.

Cabtiltlockmechanism

cabtiltlockingdevice

12

1.chuckrod

2.overturnrod

3.safelocking
hook

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Briefintroductionofthestructure:

Thecabhasturnoverfunctionswith
turnover and lockup system.
Turnover system is composed of
torsionbar,supporting-axle,cab's
rearbracketandsoon.Thecabto
turnoverisusedbytorsionpower.
Lockupsystemiscomposedofright/
leftlockunit,turnoverlockunit,short
pullrod,longpullrod,rearbracket
ofcabandsoon.Alloftheseareto
lockthecabtootightlyandtomake
surethevehicleturnoverautomati­callywhendrivinginanysituation.
Pleasereadthetiltingnotesonthe
leftdoorofthecabandontheupper

flangeofthewheelseriouslybefore
tiltingthecab.Thenotesareshown
inthefigureabove.

Useandmaintenance

Inordertotiltthecabandrunthe
vehiclesafely,pleasepayattention
tothefollowingcontents.

Cab tilting method and relative
notices.

1.Whenstoppingthevehicleonthe
horizontalroad,youshouldmake
sure that thereis enoughspace
aroundthecabbeforetilting.Orelse,
thecabmaybedamaged while
tilting.

2.Pulluptheparkingbrake,push
the shifting rod into the neutral
positiontoavoidtheself-slidingof
thevehicle.

3.Thecabdoormustbefastened
up.Youshouldtakeawayallthe
goodsontheinstrumentpanel尧seat
andfloortoavoidthedamageofthe
doorandthefrontwindshield.

4.Disengagedthelockingfunctionof
thecablockingmechanismatfirst
whentiltingthecab.

5.Afterthelockingfunctiondiseng­aged,holdthetiltingrodwithhand
andpullupthesafetylockhookat
thesametimetoavoidthesudden
upliftofthecab.

6.Raisethecabslowlyuntilittiltsto
the highest position, then lock it
carefullywithlockarmontherear
bracket.

7.Whenloweringthecabdown,first,
holdthetiltingrodanddisengage

13

Notice

thelockingfunctionoflockarmon
therearbracket,thenlowerthecab
downslowly.Afterthesafetylockbe
locked,fastenthelockingmech­anism.

Inspectionandmaintenance

1.Checkperiodicallytherubberpad
assemblies which are used to
strengthenthefront尧rearsupport,if
found damaged, it should be
replacedinstantly.

2. Check periodically the locking
situationofthelockingmechanism,if
foundnotwork,itshouldberepaired
orreplacedimmediately.

3.Ifitisdifficulttotiltupthecaband
putitdown,thetorsionrodcannot
work.Replacethetorsionrod.

4.Whenrepairingthechassis,before
removingthecab,disengagethe
forceofthetorsionrodandoperate
withthefollowingsteps.

荫

Disengagethelockingstate,and

tiltupthecabtothehighestposition.

荫

Removetheshaftpinconnected
the rear support rod and the
baseboardsupportofthecab.

荫

Pushthecabforwardtosome
angleuntiltheboltonthetorsionrod
armcanbeloosened.

荫

Aftertheboltremoved,thetorsion
rodcannotwork.Nowthecabcan
beremoved(Thetorsionrodcannot
bepulledout).

5.Beforerevertingthecabtothe
originalposition,returntheforceof

14

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Note: Thementionedabovework
mustbedonebythreepersons
atleastbecausetwoorthree
personscannotpushthecab
forwardaftertheforceofthe
torsionroddisengaged.

thetorsionrodandoperatewiththe
followingsteps:

荫

Putthetoothpartofthespline
whichiscutatthebottomononeend
ofthetorsionrodinalignmentwith"1"
positiononthesupportaxletubeand
thesplinetube,andinsertthetorsion
rodintothesupportaxletube(forthe
rodwhichispulledout).

荫

After mounting the cab with
supportaxletubeandtheleft尧 right
brackettogethertotheframe,putthe
"1"ofhubsplinesonthetorsionrod
inalignmentwiththesplinetooth
whichiscutatthebottomonthe
otherendofthetorsionrod,cover
thehubsplinesonthetorsionrod
andinsertthesplineaxletubeinto
therightbracketinthecab.

荫

Tiltthecabforwarduntilthebolt
holeonthetorsionrodarmaimedat
thescrewedholeontherightbracket
inthecab,screwtheboltandtighteni.

荫

Putthecabdownslowly,and
checkwhetherthecabisonthe
stateofsuspendinginthehorizontal
directionafterdroppeddown.Ifit
worksnormally,lockthecab.

6.Iffindingthetorsionrodnotwork,
referringto(4)(5)whenreplacingit.

Startingandrunningofthe
vehicle

Startingofthevehicle

Startingoftheengine

Aftermakingpreparationsforstarting
engine,first,puttheshiftbaronthe
neutralposition,turnontheignition
switch,thencheckhorns尧instruments
on the instrument panel尧turning
lamps尧brakinglamps尧theangleand
positionoftherearviewmirror.

1.Routinestart
TurnthekeytotheSTARTposition(As
shownontherightfigure),theengine
canstart.Afterstarting,loosenthe
acceleratorpedalimmediatelyand
keeptheengineworkinginlowspeed.
Pressing the accelerator pedal

15

violentlyisforbidden.

2.Startinwinter
Whenitisverycold,referringtothe
followingmeasurestostartengine.

荫

Usehotwatertotaketheplaceof
coolingwater,turnonthedrainage
switchwhenheatingthewater.When
thehotwaterflowoutandtheengine
body become warm, close the
drainageswitch.

荫

Heatuptheoilupto80益耀90益,
andthenadditintotheoilpan.
Afterstartingtheengine,checkthe
operatingstateoftheengineand
instruments at different rotating
speed. Especially check the oil
pressure.Check whetherthereis
leakage of water尧oil and gas,
whethertheoillevelisnormaland
whetherthereisnoisecomingfrom
the engine as well as checking
whether the color of exhaust is
normal.

3.Afterstartingtheengine,donot
presstheacceleratorpedalviolently,
loosentheacceleratorpedaltokeep
theengineoperatingonidleforsome
time.Afterthetemperatureofengine
rising and the engine operates

stably,uplifttheclutchpedalslowly.

4.Usuallyrunthevehicleafterthe
temperatureofenginerisingto60益
andtheoperating (sound)ofthe
engine and the reading of
instrumentsarenormal.Donotrun
thevehicleinlowtemperatureto
avoidwearingtheengine.

Startingandshiftingofthevehicle

Afterengineoperatesnormally,press
theclutchpedal,shiftintolowgear,
loosentheparkingbrake,andpress
thehornonce.Makesurethatthe
vehicle can be operated safely,
loosentheclutchpedalslowlyand
depress the accelerator pedal
properlyatthesametimetostartthe
vehicle.Afterstartingthevehicle,the
footshouldbewentawayfromthe

16

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clutchpedal.Donotkeepthefooton
thepedaltoavoidtheburningoutof
theclutchfrictiondisc.

Whenshifting,donotjustseethe
shifting rod .You should watch
forwardandholdthesteeringwheel
steadilywithyourlefthand,having
thehollowofthepalmofyourright
handsticktothetopoftheshifting
rodandpushorpullittotheright
positionwithyourrightwrist.

Running,swerving,turnaround,bac­kingandbrakingofthevehicle

1.Running:
Keep enough distance to the
foregoingvehiclewhenrunningon
flat road. Select vehicle speed
according to the vehicle model,
missionandconcreteconditionof
road,generallyselectthespeedof
50-70km/h.
Letthevehicleruninthefirstor
second gear when starting,
upgradingunderheavy load and
runningonbumpyroadoronthe
roadwithobstacles.Butthevehicle
cannotberuninthefirstorsecond
geartoolong.Whenupgradingwith
heavyload,shifttheshiftingrodinto
lowgeartoavoidoverloadingofthe

Note:

Donotletthevehiclerunin
thefirstorthesecondgearfora
longtimetopreventfromincreasing
the wearing and the fuel
consumption. Loosen the clutch
pedal rapidly or depress the
acceleratorpedalinsufficiently,the
enginecanstop.
Whenrunningthevehicle,shiftthe
gearaccordingtothechangeof
roadandlandform.Iffindingthe
enginepowerabundantandthe
rotatingspeedrises,itillustrates
that the primary gear is not
appropriate,thevehicleshouldbe
shiftedtothenextfastgearintime.

Aftershifting,ifnotfindingshortage
ofpowerand

chatteringoftrans­mission,theshiftingoperationcan
beconsideredright.Forsafety,
whenswerving,passingbridge
andmeeting,thevehiclecanrun
inmoderatespeed.Iftherunning
conditionisbetter,thevehiclecan
runinhighspeedsoastomake
thespeedhigherandeconomize
thefuel.

18

engine.
Whenrunning,donotincreaseor
decreasethevehiclespeedabruptly
anddonotshakethesteeringwheel
withoutreason,listenwhetherthereis
abnormalnoiseornot,checkthe
readingandindicatorlampofallthe
instruments for normalization. If
findingabnormalnoiseorabnormal
events,stopthevehicleimmediately
and check it, take necessary
adjustmentandrepair.
Whendowngrading,donotstallthe
engine. When downgrading steep
ramp,shifttheshiftingrodintolow
gearandtakebrakingoperationat
intervalstoavoidtheoverspeeding
running
Whenrunningacrossashallowriver

orloblolly,preventthewaterfrom
enteringintoairintakelinesofthe
engine,rearaxlesandtransmission
case.Checkrearaxleandtrans­missioncaseforenteringwaterafter
padding.Ifthereiswater,drainoffit
andaddspecifiedquantityofgear
oil.Thevehicleshouldnotrunata
high speed after padding, brake
pedal should be depressed at
intervals to resume the braking
performanceassoonaspossible.
Whenrunningonicyorsnowyroad,
runatsteadyspeed.Donottake
emergencybrakinganddonotturn
thesteeringwheelfiercelytoavoid
skiddingdanger.Keeplongsafety
distancefromtheforegoingvehicle.
Whenrunninginheavyrain,drivethe

vehicle more carefully to avoid
decreasingthebrakingperformance
ofthebrakebecauseofmoist.Do
nottakeemergencybrakingopera­tiontoavoidthedangerofskidding.

2.Swerving
Swervingofthevehicleproduces
centrifugalforcewhichcanbebigger
whenthevehiclespeedbecomes
higher.Theforcecanbringturning
overinthetransversedirectionin
seriouscondition. Therefore,inthe
50-100 meters position before
swerving,youshouldringthehorn,
turnontheturninglampandreduce
onthefreezingandmuddyroadorin
theweatherofheavyrain,fog,wind,
sandandreducethevehiclespeed
to less than 10km/h, swerve the

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vehicle solely alongside the right
sideofroad.Whenswerving,turnthe
steeringwheeluniformlyaccordingto
thesituationofroad,theswerving
trackshouldbetransitedsmoothly,
theturningmotionshouldnotbetoo
greatortoosmall.Donotturnor
returnthesteeringwheelsuddenly.
Tryyourbesttoavoidtakingbraking
operationwhileturningthesteering
wheel,especiallyemergencybraking.
Whensteering,iffoundskiddingof
the front wheels, put up the
accelerator pedal and turn the
steeringwheelproperlyalongthe
skiddingdirection,andcorrectthe
runningdirectionaftertheskidding
stops.

3.Turningaround院

Whenturningthevehiclearoundby
180益 ,selectthesquare,large­scalecrossingorflatbroadwhich
havelittletrafficfluxandturnaround
the vehicle at a time along the
runningdirection.Atthe50-100
meterspositioninfrontoftheturning
spot,reducethevehiclespeed,shift
intolowgearandsendoutturning
aroundsignal.
Whenturningaroundwithrunning
forwardsandbackwards,sendouta
turningaroundsignalatfirst,reduce
thevehiclespeedandruntowards
the right side of road . When
approaching the preset spot for
turningaround,observethesituation
ofroad,turnthesteeringwheeltothe
left extreme position rapidly and

havethevehicleruntotheleftside
ofroadslowly.Whenapproaching
the roadside, return the steering
wheelrapidly.Afterobservingthe
situationbehindthevehicle,start
andturnaroundvehicle,turnthe
steeringwheeltotherightextreme
positionatthesametime.When
approachingtheroadside,returnthe
steeringwheelrapidlyandstopthe
vehicle. If the turning around
operationcannotbedoneforonce,
repeattheoperationsabove.

4.Backing 院
Theoperationofshiftingintoreverse
gearorshiftingfromreversegearto
onwardgearcanbedoneafterthe
vehicle stopped completely. After
shiftingintothereversegear,the

20

back-uplightlights.Thevehicle
speedmustbelessthan5km/h
whenbacking.Ifthedrivercannot
discern the situation behind the
vehicle because the vehicle is
loadingorbecauseofotherreasons,
the backing operation must be
commandedbyonepersonwhois
notinthevehicle.Donotbackthe
vehiclewithoutcommanding.

5.Parkingofthevehicleandstopof
theengine.
Whenpreparingtoparkthevehicle,
thevehiclespeedreducesorthe
vehicle slides out of gear and
indicateswithturninglight.Afterthe
vehicleparked.Pulluptheparking
brakerod.Ifthevehiclemustbe
parked on the road for some

reasons,parkthevehiclenearthe
roadsideanddonotparkthevehicle
on the running lane. Under the
exceptionalconditionlikebreaking
downinthemiddleofroad,two
cautionplatesshouldbeplacedon
thepositionof200metersinfrontof
andbehindthevehicle.
Avoidparkingontheramp.Ifthe
vehiclemustbeparkedontheramp,
pulluptheparkingbrakerodtothe
extremeposition,shiftintolowgear
andblockthevehiclewithtriangular
chocksorstonestopreventitfrom
sliding.Note:Makesurethatthe
parking brake can work when
parkingontherampatthesame
time,turnontheemergencywarning
signalindicatorlight.

Afterparking,especially afterthe
engineoperateswithheavyload,do
notstalltheengineimmediately,and
keeptheengineoperatinginlow
speedforseveralminutes.Afterthe
temperatureofwaterdecreasesto
lessthan70益 ,vehicleisgoingto
stop.
Whenparkingmidwayinwinter,take
theheatpreservationandantifreez鄄
ingmeasuresfortheengine.Prevent
theoiltankfromisolationinsummer.
Afterthevehicleruns,routineservice
andinspectionshouldbedoneon
theentirevehicle噎噎

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Engine

Airinletandairexhaust
systems

Inletsystemincludesairinletpipe
assembly尧 airfilter 尧branchpipeof
airinlet.Airexhaustsystemincludes
exhaustpipe尧 mufflerandexhaust
tailpipeetc.

Usingandmaintenance

1.Servicelifeofenginehastheclos鄄
estrelationship with the working
conditionofairfilter.Itisforbiddento
usetheenginewithoutairfilteror
withairfilterthatcannotwork.Taking
theairinletportofairfilterastheini鄄
tialairinletportisalsoforbidden.

2.Checktheinletmanifoldandex鄄
haustmanifoldforevery1000kmrun鄄
ning.

荫

Checknutsforlooseness,when
tighteningthenutontheinletand
exhaustmanifold,thetorsionforce
shouldbeequable,orelsetheair
leakagecanoccur.

荫

Checktheinletandexhaustmani鄄
foldforcrackandhole,checkthe
gasketfordamageanderosion,if
findingthosephenomena,replaceit
withanewone.

Airfilter

Thefunctionofairfilteristofiltrate
outthedustandthesandintheair
enteringintotheengine.
Airfilteriscyclonedustgatheringair
cleanerwithpaperfilterelement.Af鄄
terexternalairenteringintotheairfil鄄
terthroughtheairenteringintothe
airfilterthroughtheairinletpipe,

22

Thesignboardofengine

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Note院The details of the engine
structure尧 assembling尧 adjust鄄
ment尧 usingandmaintenancecan
be consulted in the operating
specificationofrelevantengines.
Note: thereisasignboardofen鄄
gineonthetoporonthesideof
thecylinder.Markedwithmodelof
engine,serialnumberwhenleav鄄
ingthefactory,datewhenleaving
thefactory,demarcatedrotational
speedetc.pleasefindtheexact
positionsoastouseandrepairour
product.

23

largerdustparticlecanbeseparated
fromtheairbythefunctionofcy鄄
clonevane,thencanbethrowninto
thedustgatheringplate,thesepa鄄
ratedairkeeponmovingandenter
intothecylinderbythefilteringfunc鄄
tionofthepaperelement.
Forevery1000kmrunning,check
andmaintaintheairfilter.Whenrun鄄
ningintheconditionofexcessive
dust,therunningmileageintervalfor
inspectionandmaintenanceshould
beshortenedsuitably.

Cleaningoftheaircleaner:

1.Removethedishshapednutfrom
thecoveringlid.Getthefilterelement
afteropeningthecoveringlid.

2.Cleanthecoveringlidandinside
oftheoutercoveringwithcleanand

drycloth.Whencleaning,donotlet
thewaterenterintothefilterelement.

3.Cleanthedustunloadingvalveto
makesureitisn'twornandcan
work.

4.Checkwhethertherubbertube
connectedtobrakeistightornot
andcloseittightly.

5.Cleanthefilterelementofthefilter.
Usecompressedairguntoremove
thedrydirtordust (airpressure
shouldbelessthan690kpa),remem鄄
bertoblowfrominnersidetoouter
sideofthefilterelementtoclear
awaythedirtordust.Pattingor
knockingareforbidden.

Coolingsystem

Briefdescriptionofthestructure

Coolingsystemadoptsclosedwa鄄
ter-coolingpressurecycletype.Itis
composedofradiator尧coolingfluid尧
thermostat尧fangear尧connectionhose
etc.

Maintenanceofcoolingsystem

1.It'srecommendedtouselong­termeffectiveantifreezepreservative
liquidofglycolbaseascoolingfluid.
Inthenorth,itcanavoiddamageto
theengineduetosolidificationof
coolingfluidinwinter;inthesouth,it
canincreasetheboilingpointof
coolingfluidinsummertoavoid
damagetoengineduetoairresis鄄
tanceinhightemperature.

2.Everytimebeforedriving,check

24

theliquidlevelintheradiator,ifthe
liquidisfoundinsufficient,itshould
beaddedtospecifiedlevel.

3.Drainageofcoolingsystem.In
coldregionandinwinter,forlong­timeparkingorfinishingusingthe
vehicleeverydaywithoutusinganti­freezingpreservativeliquid,thecool鄄
ingsystemmustbedrainedandthe
waterfillercapoftheradiatormust
beopenedtoavoidtheincomplete
drainageofcoolingwater.

4.Afterengineoperatingforalong
time,furringcanbeproducedinthe
cooling water and it should be
cleanedintime.Cleanitwiththefol鄄
lowingmethod:mix700-800gram
kerosene,addthemixtureliquidinto
thecoolingwater,runinmedium

speedfor5-10minutes,thenafter
enginestopworkingfor10-12hours,
restarttheengineandrunfor10-15
minutes.Thendrainthecoolingsys鄄
temwithcleanedwater.

Itemsinusinglong-termeffectivean鄄
ti-freezingpreservativeliquid

1.Choosesuitableantifreezeaccord鄄
ingtothelowesttemperatureofthe
region,ifthelowesttemperatureof
theregionis-25益 ,antifreezeof
which solidifying point is -30益
shouldbechosen.

2.Anti-freezingpreservativeliquidof
thesametypeshouldbeusedin
addingincaseofdeposition.

3.Iffindingdeteriorationoftheanti­freezingpreservativeliquid,replace
itentirelyatonce.Normalcolorofthe

anti-freezingliquidisgreenorblue,
iftheliquidisdeteriorated,thecolor
willbecomedeepredbecauseofin鄄
filtrationofimpurity.

Adjustingoftensiondegreeoffanbelt
pulley

1.Tootightortooloosefanbeltdoes
nogoodtooperatetheengine.
Consultengineassemblyfordetails
ofadjustingmethods.

2.Adjustingmethods:Adjustthefan
beltwithadjustingboltsfirst,thendo
accurateadjustingwiththetension
rod;adjustdegreeoftensionofthe
V-beltwithfingers,presseachbelt
with98Nforce.Lengthofcrankshaft
beltpulley-belttensionpulleyis10­15mmandlengthofbelttensionpul鄄
ley-fanbeltpulleyis7-8mm.

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Briefdescriptionofthestructure:

Acceleratingtransmissiondeviceis
composed of accelerator pedal
mechanism尧 acceleratordrawingwire
andspeedgovernorhandleoftheen鄄
gine.(Asshowninthefigureabove)
Whenpressingthepedal,driving
deviceofthemechanismpullsthe

drawingwireandcontrolstheopen鄄
ingextentoftheacceleratortoin鄄
creaseordecreasethespeed

1.Acceleratorpedalmechanism:
Thismechanismadoptsthelatest
structureofISUZUtruck.Itoperates
simplyandsafelyandisconnected
totheacceleratingdrawingwireand

thehandthrottledrawingwire;struc鄄
tureofthepedaladoptsinjected
moldingtype,whichmakestheas鄄
semblyconvenientandcauseslittle
operatingnoise.

2.Acceleratingwiredrawing:
Itisoperatedwithsoftdrawingwire
andhasasafestructure;it'schar鄄
acterizedwithconvenientlayout尧 lit鄄
tlefrictional resistance and stable
transmission.

Handthrottle

1.Brakingpedalbracket

2.Manualthrottledrawingwire

3.Acceleratordrawingwire

4.Acceleratorassembly

5.Acceleratorpedalassembly

6.Accelerationoscillatingarm
oftheengine

7.Frame

Schematicdiagramofacceleratingtransmissiondevice

Acceleratingtransmissionsystem

26

3Manualthrottledrawingwire:
Usingwiththefootthrottlecanquick鄄
enthepreheatingoftheengineorin鄄
creasetheidlingspeed.

Usingandadjustment

1.Checkthechuckingpositionofthe
linkage rod and the accelerator
mechanismforrightnessandreliabil鄄
ity,checkthedirectionofthewire
drawingforstraightandcheckon
thecorneringforsmoothtransition.

2.Thepedalshouldbedepressed
easilyandtotheextremeposition
withoutjamming.Whenreleased,it
shouldreturnfreely.

3.Whenpressingthepedal,ifthe
freeplayistoolargeortheopening
degreeoftheacceleratorisinsuffi鄄
cient,adjustthepositionofbolts.

Fuelsupplysystem

Briefdescriptionofthestructure:

Fuelsupplysystemiscomposedof
fueltank尧 fuelfilter尧 fuelpump尧fuel
injectionpump尧 fuelinletpipeand
fuelreturnpipe.
Thefunctionofthefuelsupplysys鄄
temistoinjectspecifiedquantityof
dieselwellatomizedintothecylinder
regularlywithdefiniteintervalofin鄄
jectionandunderdefinitepressure
accordingtoengine-operatingre鄄
quirementaswellasmakingthe
dieselmix withtheair well and
rapidly.Operatingstateoffuelsup鄄
plysystemhasgreatinfluenceon
powerandeconomicperformanceof
theengine.

Rough filter: fuel supply pipe is
mountedwithDX15OTtypespin-on
precipitator.Itsflowvolumeis1.5L/
min.Itcanfilterbigforeignparticles
andcanseparateoilfromwater.
Fueltank: oilfillerismountedwithfil鄄
teringscreensoastopreventbig
foreignparticlesfromenteringintofu鄄
eltank.Thelowestpositionofbottom
offueltankismountedwithoilboltto
clearthedepositandwateraway.

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Usingandmaintenanceofroughfil鄄
ter:

1.Checkthechuckingpositionof
pipelineinterfaceforsealing,reliabil鄄
ityandairleakage.

2.CheckDX150Ttypeprecipitator
forwater-proofingmaintenancefor
every1000kmor200hs'working.It's
unnecessarytochangethefilterele鄄
ment.

Chassis

29