Case 590ST - Fuel Prefilter

7-MAINTENANCE
Fuelprelter
WARNING
Firehazard!Avoidinjuryand/ormachinedamage!
Duringmaintenanceactivities,makesurethatthehigh-pressurefuellinesarenotdamaged.Afuel
leakfromthehigh-pressurefuellinescancauseanaccidentand/orseriouspersonalinjury.Ifthefuel
linesaredamaged,contactyourdealerimmediately.
Failuretocomplycouldresultindeathorseriousinjury.
W1335A
1.Movethemachinetoalevelandrmground.
2.Raisetheloaderattachmentandinstallthesafetysup-
portstrut.
3.Placethebackhoeattachmentintheroadtravelposi-
tion.
4.Placethedirection-of-travelleverandgearshiftleverin
neutralposition.
5.Immobilizethemachinebymeansoftheparkingbrake.
6.Stoptheengineandremovethestarterswitchkey.
7.Openandraisetheengineguard.
LEEN11T0354AA1
8.Disconnectelectricconnectorundertheprelter.
9.Placeacontainerwithsuitablecapacityunderthepre-
lter.
10.Disconnectelectricconnector.
11.Loosenandremovethecartridge(1).
12.Assemblethenewcartridge.
13.Manuallyscrewinthecartridgeuntilthesealtouches
thelterhead.
14.Tightenthecartridgeby3/4ofaturn.
NOTICE:Overtighteningcandamagethelterseal.
NOTICE:Forthisreplacement,itisessentialthatanorig-
inalsparecartridgeisused,asanon-approvedpartcould
seriouslydamagetheinjectionpump.
RAIL15TLB0174AA2
15.Bleedthefuelsystem,see7-101.
NOTE:Ontheprelterthereisasensordetectingthepresenceofwaterinfuel.Inthiscase,amessageappearson
thedisplayofthesideinstrument.
7-69