Toro 74936 - Cleaning the Engine Cooling Fins and Shrouds; Check and Clean the Hydraulic Unit Shrouds

insureadequatecoolingandcorrectenginespeedand
willreducethepossibilityofoverheatingandmechanical
damagetotheengine.
CleaningtheEngineCooling
FinsandShrouds
ServiceInterval:Every150hours/Yearly(whichever
comesrst)
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Removetherighthandshroudbyremovingthetop
mountingscrewandloosenthetwosidescrews
(
Figure77).
G016905
1
2 1
Figure77
Righthandsideshown
1.Shroudscrews
2.Righthandshroud
4.Removethetopmountingscrewandloosenthetwo
sidescrewsonthelefthandshroud(
Figure77).
5.Pullupandremovethelefthandshroud,feedingit
outaroundthefuelpumpandbracket.
6.Removethetwoscrewsontheleftandright
handsidesinthecoolingfanhousingasshownin
Figure78.
2
g016907
1
3
2
4
4
Figure78
1.Oillter
3.Battery
2.Leftsideboltsforcooling
fanhousing
4.Rightsideboltsforcooling
fanhousing
7.Removethecoolingfanhousing.
8.Usingcompressedair,blowoutanydebrisand
grassfromtheengineparts,particularlyaroundthe
cylinderheadcoolingnsandignitioncoils.
9.Installalltheshroudsontotheengine.
CheckandCleantheHydraulic
UnitShrouds
ServiceInterval:Beforeeachuseordaily
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Raisetheseat.
4.Cleanthedebrisandgrassfromthehydraulicunit
shrouds(
Figure79).
5.Lowertheseat.
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