Toro RT600 - Troubleshooting; Engine Starts But Does Not Keep Running; Engine Runs But Knocks or Misses; Engine Overheated

Problem
PossibleCauseCorrectiveAction
1.Thereisdirtorwaterinthefuelsystem.1.Drainandushthefuelsystem;add
freshfuel.
2.Theengineoverheats.
2.Checktheengineoillevelandaddoil
asneeded;alsocheckandservicethe
coolantsystem,ifnecessary.
3.Thereisairinthefuel.3.Bleedthenozzleandcheckforair
leaksatthefuelhoseconnectionsand
thettingsbetweenthefueltankand
theengine.
4.Theinjectionnozzlesaredamaged.
4.ContactyourAuthorizedService
Dealer.
5.Theenginehaslowcompression.
5.ContactyourAuthorizedService
Dealer.
6.Theinjectionpumptimingisincorrect.
6.ContactyourAuthorizedService
Dealer.
7.Thereisexcessivecarbonbuildup.
7.ContactyourAuthorizedService
Dealer.
Theenginerunsbutknocksormisses.
8.Theenginehasinternalwearor
damage.
8.ContactyourAuthorizedService
Dealer.
1.Thecoolantlevelistoolow.
1.Checkthecoolantlevelandadd
coolanttothesystem.
2.Theairowtotheradiatorisrestricted.
2.Inspectandcleantheradiatorscreen.
3.Theengineoilleveliseithertoolowor
toohigh.
3.Eitheraddordraintheengineoiluntil
theoillevelisattheFullmark.
4.Themachineisunderanexcessive
load.
4.Reducetheloadonthemachine;
operatethemachineataslower
groundspeed.
5.Thereisimproperfuelinthefuel
system.
5.Drainandushthefuelsystem,then
addfreshfuel.
6.Thethermostatisdamaged.
6.ContactyourAuthorizedService
Dealer.
7.Thefanbeltislooseorbroken.7.ContactyourAuthorizedService
Dealer.
8.Theinjectiontimingisincorrect.
8.ContactyourAuthorizedService
Dealer.
Theengineisoverheated.
9.Thecoolantpumpisdamaged.
9.ContactyourAuthorizedService
Dealer.
1.Theengineisunderanexcessiveload.
1.Reducethegroundspeedofthe
machine.
2.Theaircleaningsystemelementsare
dirty.
2.Servicetheaircleaningsystem
elements.
3.Thereisimproperfuelinthefuel
system.
3.Drainandushthefuelsystem,then
addfreshfuel.
4.Theinjectionpumptimingisincorrect.
4.ContactyourAuthorizedService
Dealer.
5.Theinjectionpumpisdamaged.
5.ContactyourAuthorizedService
Dealer.
Thereisexcessiveblacksmokeinthe
exhaust.
6.Theinjectionnozzlesaredamaged.
6.ContactyourAuthorizedService
Dealer.
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