Toro Z Master 74941CP - Cooling System Maintenance; Cleaning Engine Screen and Oil Cooler; Cleaning Engine Cooling Fins and Shrouds

Figure67
1.Feelergauge
Figure68
1.Feelergauge
•Ifthegapislessthan0.010inch,thenreinstall
theshimandreferencetheTroubleshooting
section.
•Ifthegapissufcient,proceedtothesafety
checkinstep
F.
F.Performthefollowingsafetycheck:
a.Sitontheseatandstarttheengine.
b.MakesurethebladesDoNotengagewiththe
PTOswitch“off”andtheclutchdisengaged.
Iftheclutchdoesnotdisengage,reinstallthe
shimandreferencetheTroubleshooting
section.
c.EngageanddisengagethePTOswitch
tenconsecutivetimestoensuretheclutch
isfunctioningproperly.Iftheclutch
doesnotengageproperly,referencethe
Troubleshootingsection.
CoolingSystem
Maintenance
CleaningtheEngineScreen
andEngineOilCooler
ServiceInterval:Beforeeachuseordaily
Removeanybuild-upofgrass,dirtorotherdebrisfrom
theoilcooler(Figure69).
G008804
Figure69
Beforeeachuseremoveanybuild-upofgrass,dirtor
otherdebrisfromtheenginescreen.Thiswillhelp
insureadequatecoolingandcorrectenginespeedand
willreducethepossibilityofoverheatingandmechanical
damagetotheengine(
Figure70).
CleaningtheEngineCooling
FinsandShrouds
ServiceInterval:Every100hours/Yearly(whichever
comesrst)
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Removetheairintakescreen,recoilstarterandfan
housing(Figure70).
4.Cleanthedebrisandgrassfromtheengineparts.
5.Installairintakescreen,recoilstarterandfanhousing
(
Figure70).
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