Case 621G - Every 4000 Hours; Selective Catalytic Reduction System (SCR) Supply Module Filter - Replace

7-MAINTENANCE
Every4000hours
SelectiveCatalyticReductionSystem(SCR)SupplyModulelter-
Replace
ReplacetheDEF/ADBLUE®SupplyModulelterevery4000hours.TheSupplyModulehasacartridgetypelter.
Prioroperation:
Keepallnon-authorizedpersonnelclearofthearea.Parkthemachineonlevelground,inneutralwiththeparking
brakeappliedandtheattachmentloweredtotheground.
1.Lowerthebucket/attachmenttothegroundandinstall
thetransport/servicelinkintothelockedposition.
LEIL16WHL0048AB1
2.Opentheenginecompartment.TheSupplyModule
lterislocatedontheright-handsideofthemachine
directlybelowtheSupplyModule.
LEIL14WHL0012AA2
3.Useasuitablecontainertocatchanyuidthatisdis-
chargedduringthehoseandlterdisassembly.Thor-
oughlycleantheundersideoftheSupplyModuleus-
ingcompressedair.RemovetheDEF/ADBLUE®lter
coverbyturningcounterclockwise.
LEIL15WHL0042AB3
7-119