InstallingtheSparkPlug
Tightenthesparkplugto27N∙m(20ft-lb)asshown
inFigure61.
g028109
Figure61
CleaningtheBlowerHousing
Every100hours/Yearly(whichevercomes
rst)—ForKohlerengines—cleanthecooling
ns(moreoftenunderdusty,dirtyconditions).
Toensurepropercooling,ensurethatthegrass
screen,coolingns,andotherexternalsurfacesofthe
enginearekeptcleanatalltimes.
ForKohlerengines,removetheblowerhousing,and
anyothercoolingshrouds.Cleanthecoolingnsand
externalsurfacesasnecessary.Makesurethatthe
coolingshroudsareinstalled.
Important:Operatingtheenginewithablocked
grassscreen,dirtyorpluggedcoolingns,and/or
coolingshroudsremoved,willcauseengine
damageduetooverheating.
ServicingaToroEngine
ThissectionisonlyformachineswithT oroengines.
IfyourenginelookslikewhatisshowninFigure62,
youhaveaToroengine.
g036715
Figure62
ServicingtheAirCleaner
ServiceInterval:Every25hours/Monthly
(whichevercomesrst)—For
Toroengines—cleantheair-cleaner
foamelement(moreoftenindusty,
dirtyconditions).
Every100hours/Yearly(whichevercomes
rst)—ForT oroengines—replacethe
air-cleanerfoamelement(moreoftenindusty,
dirtyconditions).
Every100hours/Yearly(whichevercomes
rst)—ForToroengines—servicetheair-cleaner
paperelement(moreoftenindusty,dirty
conditions).
Every200hours/Every2years(whichever
comesrst)—ForT oroengines—replacethe
air-cleanerpaperelement(moreoftenindusty,
dirtyconditions).
RemovingtheElements
1.Parkthemachineonalevelsurfaceand
disengagetheblade-controlswitch(PTO).
2.Engagetheparkingbrake,shutofftheengine,
removethekey,andwaitforallmovingpartsto
stopbeforeleavingtheoperatingposition.
3.Cleanaroundtheair-cleanercovertoprevent
dirtfromgettingintotheengineandcausing
damage.
4.Liftthecoverandrotatetheair-cleanerassembly
outoftheengine(Figure63).
50