Toro 31050 - Servicing the PTO Belts

ServicingthePTOBelts
CheckingthePTOBeltTension
ServiceInterval:Aftertherst10hours
Aftertherst50hours
Every200hours
1.Parkthemachineonalevelsurface.
2.DisengagethePTO,lowerthemowerdeck,and
engagetheparkingbrake.
3.Shutofftheengineandremovethekey.
4.Lookatthetension-indicatorarrowofthe
idler-pulleytensioner.
Theoutersurfaceofthewashershouldalign
withthetension-indicatorarrow
5.Ifneeded,rotatethenutfortheidler-pulley
tensioneruntilthetension-indicatorarrowaligns
withtheoutersurfaceofthewasher(Figure89).
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Figure89
1.Belt-tensioningspring
3.Nut(idler-pulleytensioner)
2.Washer4.Tension-indicatorarrow
ReplacingthePTOBelts
Important:ReplacethePTObeltsasamatched
set.
RemovingthePTOBelts
1.Parkthemachineonalevelsurface.
2.DisengagethePTO,lowerthemowerdeck,and
engagetheparkingbrake.
3.Shutofftheengineandremovethekey.
4.Accesstheleftandrightsidesoftheengine;
refertoAccessingtheEnginefromtheLeftSide
(page49)andAccessingtheEnginefromthe
Rightside(page49).
5.Attheradiatorside,unhooktheclutch-damper
springfromthespringbracket(Figure90).
g232324
Figure90
1.Springbracket2.Clutch-damperspring
6.Removethe2boltsand2nutsthatsecure
theanti-rotationtubetotherightenginemount
(Figure91).
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Figure91
1.Bolt3.Nut
2.Rightenginemount4.Anti-rotationtube
7.Movetheanti-rotationtuberearwardand
removeitfromthemachine(Figure92).
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