Toro 31050 - Page 158

InspectingtheGearPump
1.Removeanynicksandburrsfromallthegearpumppartswithemerycloth.
2.Cleanallthegearpumppartswithsolventanddrythemwithcompressedair.
g293634
Figure76
1.Gearshaftspline3.Gearteeth
2.Gearfaceedge4.Gearshaft
3.Inspectthedrivegearandidlergearforthefollowing(Figure76):
A.Gearshaftshouldbefreeofscoring,roughsurfaces,andexcessivewear
atthebushingpointsandsealingareas.
B.Gearteethshouldbefreefromexcessivescoring,brokenornickedgear
teeth,andvisualwear.
C.Inspectthegearfaceedgeforsharpnessbecausesharpedgesofgears
willmillintothewearplates.
D.Bearingareasshouldnothaveexcessivewearorscoring.
E.Faceofthebearingblocksthatareincontactwithgearsshouldbefreeof
wear,roughness,orscoring.
4.Inspectthefrontangeandbodyfordamageorwear.
5.Replacetheentirepumpassemblyiftheinternalpartsareexcessivelyworn
ordamaged.
HydraulicSystem:ServiceandRepairs
Page5–90
ProLineH800
19241SLRevB