Toro 74274 - Belt Maintenance; Replacing the PTO Drive Belt; Replacing the Pump Drive Belt

ReplacingthePTODriveBelt
ServiceInterval:Every50hours
1.DisengagethePTO,movethemotioncontrollevers
totheneutrallockedpositionandsettheparking
brake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Loosenthefrontenginepanelknobsandremove
thepanel(Figure58).
Figure58
1.Knob2.Frontenginepanel
4.Removethespringfromtheidlerarm(Figure59).
5.Removetheclutchstopbracket.
6.RemovetheoldPTOdrivebelt.
7.InstallthePTOdrivebeltaroundtheclutchpulley
andthegearboxpulley(Figure59).
8.Intalltheclutchstopbracket.
9.Installthespringtotheidlerarm(Figure59).
G001157
1
2
3
4
5
6
Figure59
1.PTODrivebelt4.Springloadedidlerpulley
2.Clutch5.Gearbox
3.Spring6.Clutchstopbracket
ReplacingthePumpDriveBelt
ServiceInterval:Every50hours
Note:RemovethePTOdrivebeltrstifthepump
drivebeltneedstobereplaced.
1.Tilttheseatforwardandremovethefrontengine
panel.
2.RemovethePTOdrivebelt.
3.Removethespringfromtheidlerarm(Figure60).
4.Installthenewbeltaroundtheengineandhydro
pumppulley(Figure60).
5.InstallthePTOdrivebelt.
6.Installthespringtotheidlerarm(Figure60).
45