Toro 72949 - Cooling System Maintenance; Cooling System Safety; Cleaning the Engine Screen and Engine-Oil Cooler

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Figure69
1.Feelergauge
•Ifthegapislessthan0.25mm(0.01
inch),theninstalltheshim.
•Ifthegapissufcient,proceedtothe
safetycheckinstepF.
F.Performthefollowingsafetycheck:
i.Sitontheseatandstarttheengine.
ii.Makesurethatthebladesdonot
engagewiththeblade-controlswitch
(PTO)intheOFFposition,andthat
theclutchisdisengaged.
Iftheclutchdoesnotdisengage,
installtheshimagain.
iii.Engageanddisengagethe
blade-controlswitch(PTO)10
consecutivetimestoensurethatthe
clutchisfunctioningproperly.
CoolingSystem
Maintenance
CoolingSystemSafety
•Swallowingenginecoolantcancausepoisoning;
keepoutofreachfromchildrenandpets.
•Dischargeofhot,pressurizedcoolantortouching
ahotradiatorandsurroundingpartscancause
severeburns.
–Alwaysallowtheenginetocoolatleast15
minutesbeforeremovingtheradiatorcap.
–Usearagwhenopeningtheradiatorcap,and
openthecapslowlytoallowsteamtoescape.
CleaningtheEngineScreen
andEngine-OilCooler
ServiceInterval:Beforeeachuseordaily
Removeanybuildupofgrass,dirt,orotherdebris
fromtheoilcoolerandtheenginescreen(Figure70).
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Figure70
Removeanybuildupofgrass,dirt,orotherdebris
fromtheenginescreen.Thishelpsensureadequate
coolingandcorrectenginespeedandreducesthe
possibilityofoverheatingandmechanicaldamageto
theengine(Figure67).
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