Toro SS 4225 - Brake and Belt Maintenance; Replacing Mower-Deck Belt

ReleasingtheElectric
Brake
Youcanmanuallyreleasetheelectricbrakeby
rotatingthelinkarmsforward.Oncetheelectricbrake
isenergized,thebrakeresets.
1.TurnthekeytotheOFFpositionordisconnect
thebattery.
2.Locatetheshaftontheelectricbrakewherethe
brakelinkarmsareconnected(Figure45).
3.Rotatetheshaftforwardtoreleasethebrake.
g027911
Figure45
1.Brake-linkarmontheelectricbrakecontrolmodule
2.Left,reartire
BeltMaintenance
ReplacingtheMower-Deck
Belt
SSMachines
WARNING
Thespringisundertensionwheninstalled
andcancausepersonalinjury.
Becarefulwhenremovingthebelt.
Thesignsofawornbeltincludesquealingwhilethe
beltisrotating,bladesslippingwhilecuttinggrass,
andfrayededges,burnmarks,andcracksonthebelt.
Replacethemowerbeltifanyoftheseconditionsare
evident.
1.Parkthemachineonalevelsurface,disengage
theblade-controlswitch(PTO),andengagethe
parkingbrake.
2.Shutofftheengine,removethekey,andwait
forallmovingpartstostopbeforeleavingthe
operatingposition.
3.Settheheight-of-cutatthelowestcutting
positionof38mm(1-1/2inches).
4.Removethepulleycovers(Figure46).
g032555
Figure46
1.Cover2.Screw
5.Usingaspring-removaltool,(ToroPartNo.
92-5771),removetheidlerspringfromthedeck
hooktoremovetensionontheidlerpulley,and
rollthebeltoffthepulleys(Figure47orFigure
48).
39