Toro Groundsmaster 5910 Series - Page 376

Testing(continued)
Note:Priortotakingresistancereadingswithadigitalmultimeter,shortthe
metertestleadstogether.Themeterwilldisplayasmallresistancevalue
(usually0.5ohmsorless).Thisresistanceisduetotheinternalresistance
ofthemeterandtestleads.Subtractthisvaluefromthemeasuredvalue
ofthecomponentyouaretesting.
4.Checkresistanceofthesenderwithamultimeter(ohmssetting)astheoil
temperatureincreases.
A.Themetershouldindicatefrom11.6to13.5kilohmsat20ºC(68ºF).
B.Themetershouldindicatefrom2.3to2.5kilohmsat60ºC(140ºF).
C.Themetershouldindicatefrom605to669ohmsat100ºC(212ºF).
D.Replacesenderifspecicationsarenotmet.
5.Installsenderinthetractioncontrolmanifold.
A.InstallnewO−ringonsender.
B.Installsenderintothehydraulicmanifold.Tightensenderto14to16
N·m(10to12ft−lb).
C.Reconnectharnesswiretosender.
6.Checkandllhydraulicsystemtoproperlevel.
ElectricalSystem:ComponentTesting
Page6–114
Groundsmaster
®
5900&5910
16227SLRevB