Toro TX 427 Series - Hydraulic System Maintenance

Figure58
1.Setscrew3.Stop
2.Jamnut
5.Repeatsteps1through4untilthetractionunitdrives
straightinthefullforwardposition.
Important:Ensurethatthetrackingsetscrews
touchthestopsinthefullforwardpositiontoavoid
overstrokingthehydraulicpumps.
HydraulicSystem
Maintenance
ReplacingtheHydraulicFilter
ServiceInterval:Aftertherst8hours
Every200hours
Important:Donotsubstituteanautomotiveoillteror
severehydraulicsystemdamagemayresult.
1.Positiontractionunitonalevelsurface.
2.Lowertheloaderarms,shutofftheengine,andremove
thekey.
3.Opentherear-accesscover.
4.Placeadrainpanunderthelter(Figure59).
Figure59
1.Hydrauliclter
5.Removetheoldlter(Figure59)andwipethesurface
ofthelteradaptergasketclean.
6.Applyathincoathydraulicuidtotherubbergasket
onthereplacementlter.
7.Installthereplacementhydrauliclterontothelter
adapter(Figure59).Tightenitclockwiseuntilthe
rubbergasketcontactsthelteradapter,thentighten
thelteranadditional3/4turn.
8.Cleanupanyspilleduid.
9.Starttheengineandletitrunforabout2minutesto
purgeairfromthesystem.
10.Shutofftheengineandcheckforleaks.
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