JAC HFC4DA1-2B1 - 2. Class-one Maintenance; 3. Class-two Maintenance

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荫 Cleanairfilter.
荫 Checkheatremovalofcoolingfluid.
荫 Checktightnessofdieselengine.
3.Class-twomaintenance
Aftercarryingoutclass-onemaintenance,addthefollowingmaintenancecontentsevery250h (10000-12500km).For
newengineorafterhavingtechnicalmaintenanceengine,themaintenanceshouldbecarried100h(4000~5000km):
荫 Checkinjectorbasedonitsworkingcondition.Correctinjectionpressureandwatchsprayconditionanddoneces鄄
sarycleaningandadjustment.
荫 Checkinjectionpumpandadjustit.
荫 Replaceoilinoilsump.
荫 Replacespin-onoilfilterelementandspin-ondieseloilfilterelement.
荫 Checkvalveclearanceandadjustit.
荫 Checkoverflowsportofwaterpump.Ifbadlyoverflow,replaceit.
荫 Checkelectricalequipmentandwirejoint.Ifburned,replaceit.
荫 Cleanpipewaterdepositofcoolingsystem.
荫 Cleancrankcaseventilationsystem.
Note: Whendisassemblethefuel-injectorandtheoillinecoverthatinthehighpressureoillineinterfaceofthe
guiderail,useyourlefthandtoholdtheinterface.
It'sunnecessarytodomaintenanceundernormalcondition.Doregularcheckonoillevelunderhottemperaturetomake
sureoillevelliesbetweenmarkMINandMAX.Whenelectrolyteinbatteryisnotenough,addaquadistillateintoit.
荫 Checkwhetherthereareoilleakage,waterleakageorairleakageafterstartingdieselengineandshootthetrouble
immediately.
荫 Checktightnessofaccessory.
荫 Afterstartingdieselengine,checkwhetheritrunsnormallyandworkingconditionofmeters.Repairorreplaceitif
founddamage.
荫 Keepdieselengineclean,especiallyelectricalequipmentandradiatoronwatertank.
2.Class-onemaintenance
Aftercarryingoutdailymaintenance,addthefollowingmaintenancecontentsevery100h(4000-5000km).
荫 Checkelectrolyteratioorvoltage
荫 Checklengthoffanbeltandadjustit.
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Note: It'sforbiddentoaddsupplementedelectrolyteorotheruncleanwater,oritcanmakebatteryundercharge.If
oillevelfallsquickly,takethebatterytoservicestation.
Note: Becauseofthecorrosivenessofelectrolyte,itwillinjureyouoneye,skinandclothes.Ifhappened,washwith
waterimmediately.
Note: ifdieselengineworksindustyenvironment,remembertodismantleairfilterandcleanittokeepitworkwell.
OWNER爷SMANUAL
2.8LSeriesDieselEngine