Toro Groundsmaster 5900 Series - Page 91

RadiatorRemoval(continued)
5.Removethelocknut,frictionwashersandcapscrew(item5)securingthefan
shroudproptothefanshroudandremovethefanshroudprop(Figure23).
6.Tiltfanshroudassemblytowardtherearofthemachineandliftthefan
shroudassemblyfrommachine(Figure23).
CAUTION
Donotopenradiatorcapordraincoolantiftheradiatororengineis
hot.Pressurized,hotcoolantcanescapeandcauseburns.
Ethylene−glycolantifreezeispoisonous.Disposeofcoolant
properly,orstoreitinaproperlylabeledcontainerawayfrom
childrenandpets.
7.Drainradiatorintoasuitablecontainerusingtheradiatordrain.Theradiator
drainislocatedinsidetherightframerailneartherearwheel.
8.Loosenhoseclampsanddisconnectupperandlowercoolanthoses(Figure
22item20and21)fromtheradiator.
9.Disconnectcoolantreservoirhose(item14)fromtheradiator.
10.Removetwo(2)angenutsandangeheadscrews(item25)securingupper
radiatormountingbracketstothecoolermountframe.
11.Removetwo(2)angenuts,washersandcapscrews(item28)securing
lowercornersofradiatortocoolermountframe.
12.Tiltradiatortowardrearofmachineandcarefullylifttheradiatorfromthe
machine.
13.Plugallradiatorandhoseopeningstopreventcontamination.
14.Inspectallfour(4)rubberisolatormounts(item26)onradiator.Replace
isolatormountsifwornordamaged.
15.Inspectallfoamsealsandreplaceifwornordamaged.
16.Disassembleradiatorassemblyasneeded.
RadiatorInstallation
1.Assembleradiatorasneeded.Ifremoved,applythreadsealanttocoolant
reservoirttinganddrainhosetting(Figure22).
2.Removeplugsfromradiatorandhosesplacedduringtheremovalprocedure.
3.Carefullylowerradiatorassemblyintothemachine.
4.Securelowercornersofradiatortocoolermountframewithcapsscrews
(item28),washersandangenuts.
5.Secureupperradiatormountingbracketstocoolermountframewithange
nutsandangeheadscrews(item25).
6.Connectupperandlowercoolanthosestotheradiator.Orienthoseclamps
asshown(Figure22)andtightenhoseclampsfrom3to5N·m(30to45
in−lb).
7.Connectcoolantreservoirhose(item14)totheradiatorandsecurewith
hoseclamp.
Groundsmaster
®
5900&5910
Page4–23
YanmarDieselEngine:ServiceandRepairs
16227SLRevB