Toro 4045 - Hydraulic Filter Replacement Procedures; High-Pressure Hydraulic Filter Change; Hydraulic-Return Filter Change

ChangingtheHigh-pressureHydraulic
Filter
ServiceInterval:Every1,000hours
WARNING
EnsurethattheengineisintheOffpositionbefore
removingthehigh-pressurehydrauliclter.The
high-pressurehydraulicltercontainsveryhigh
pressurethatcouldcauseseriousinjury,orcause
damagetothemachineifreleasedwhiletheengine
isrunning.
1.Parkthemachineonalevelsurface,stoptheengine,
andremovetheignitionkey.
2.Openthefronthood.
3.Alignadrainpanorseveralragsunderthechargelter
(Figure152).
Figure152
1.High-pressurehydrauliclter
4.Rotatethehigh-pressurehydrauliclter
counterclockwiseandremovethelter(Figure
152).
5.Usingacleanrag,wipecleanthesurfacewherethe
high-pressurehydrauliclterseatswithacleanrag.
6.Alignthehigh-pressurehydraulicltertowhereitseats,
androtateitclockwiseuntilthetorquereaches61N-m
(45ft-lb)asshowninFigure152.
ChangingtheHydraulic-returnFilter
ServiceInterval:Every1,000hours
1.Parkthemachineonalevelsurface,stoptheengine,
andremovetheignitionkey.
2.Opentherear-accessdoor.
3.Alignadrainpanorseveralragsunderthechargelter
(Figure153).
Figure153
Front-sideboltsshown
1.Hydraulic-returnlter
2.Bolts
4.Withonehandunderthehydraulic-returnlter,remove
the4boltsasshowninFigure153.
Note:Thereare2otherboltsonthebacksidethat
needtoberemoved.
5.Pulldownandremovethelter.
6.Usingacleanrag,wipecleanthesurfacewherethe
hydraulic-returnlterseatswithacleanrag.
7.Alignthenewhydraulicreturnltertowhereitseats,
andtightenthe4bolts(Figure153).
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