Toro 4045 - Track Tension Loosening Procedure; Cooling System Maintenance

LooseningtheTrackTension
Ifthetrackseemstight,loosenthetracktensionasfollows:
1.Parkthemachineonalevelsurface,stoptheengine,
andremovetheignitionkey.
2.Removedirtanddebrisfoundaroundthetrack-tension
greasevalve(Figure139).
Important:Ensurethattheentirearea
surroundingthetrack-tensiongreasevalveisclean
beforebeginningtoadjustthetracktension.
3.Removetheretainingboltsandthecoverthathouse
thetrack-tensiongreasevalve.
4.Turnthetrack-tensiongreasevalvecounterclockwise
nomorethan1revolution(Figure139).
Note:A1-revolutionturnwillreleasegreaseand
loosenthetrack.
5.Whenthetensionreaches31,026kPa(4,500psi),turn
thetrack-tensiongreasevalveclockwisetotightenit.
6.Removeexcessgreasefromaroundthevalve.
7.Installthecoverandretainingbolts.
8.Repeatsteps2through7toloosenthetracktensionon
theotherside.
CoolingSystem
Maintenance
Coolantspecication:50/50solutionofethylene-glycol
antifreezeandwaterorequivalent
EngineandRadiatorcoolantcapacity:16.8L(17.7USqt)
WARNING
Ifyouremovetheradiatorcapfromahotengine,
hotcoolantcouldspray,causingscalding.
•Wearfaceprotectionwhenopeningtheradiator
cap.
•Allowthecoolingsystemtocooldowntobelow
50°C(120°F)beforeremovingtheradiatorcap.
•Followtheinstructionsforcheckingand
maintainingtheenginecoolingsystem.
WARNING
Coolantistoxic.
•Keepcoolantawayfromchildrenandpets.
•Ifyouarenotusingthesamecoolantagain,
disposeofitaccordingtolocalenvironmental
regulations.
100