Toro TimeCutter SS 4200 74720 - Cooling System Maintenance; Cleaning the Engine Screen; Cleaning the Engine Cooling Fins and Shrouds

ReleasingtheElectricBrake
Theelectricbrakereleasesbymanuallyrotatingthelinkarms
forward.Oncetheelectricbrakeisenergizedthebrakewill
reset.
Toreleasethebrake:
1.TurntheignitionkeytotheOffpositionordisconnect
thebattery.
2.Locatetheshaftswherethebrake-linkarmsare
connectedonbothsidesoftheelectricbrake(Figure
44).
3.Rotatetheshaftsforwardtoreleasethebrakes.
Figure44
1.Rotatebrake-linkarmforwardontheelectric-brake-control
module
2.Leftreartire
CoolingSystem
Maintenance
CleaningtheEngineScreen
ServiceInterval:Beforeeachuseordaily—Cleantheengine
airintakescreen.
Toensurepropercooling,makesurethegrassscreen,cooling
ns,andotherexternalsurfacesoftheenginearekeptclean
atalltimes.
Useadrybrushtocleangrassandaccumulateddebrisfrom
theairintakescreenandaroundtheengine.
Important:Topreventcontaminatingthefuelsystem,
donotusewatertocleantheengine.
CleaningtheEngineCooling
FinsandShrouds
ServiceInterval:Every100hours—Cleantheenginecooling
nsandshrouds.
1.Disengagethebladecontrolswitchandmovethe
controlleverstotheneutrallockedpositionandapply
theparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Removetheairintakescreenandcoolingshrouds.
4.Cleanthedebrisandgrassfromtheengineparts.
5.Installtheairintakescreenandcoolingshrouds.
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