JAC HFC1061 - Page 16

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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.
OWNER爷SMANUALfor
HFC1061,HFC1063,HFC1083
seriestrucks
27
Usingandmaintenanceofroughfil鄄
ter:
1.Checkthechuckingpositionof
pipelineinterfaceforsealing,reliabil鄄
ityandairleakage.
2.CheckDX150Ttypeprecipitator
forwater-proofingmaintenancefor
every1000kmor200hs'working.It's
unnecessarytochangethefilterele鄄
ment.