Toro Groundsmaster 4500-D Series - Page 208

Installation(Figure101)(continued)
6.Usinglabelsplacedduringpumpremoval,connectwireharnessconnectors
tothetwo(2)solenoidcoilsonleftsideofpiston(traction)pump.
g308681
Figure104
1.Gearpump
3.Pistonpumpcasedrain
2.Pistonpump
7.Fillpiston(traction)pumphousingwithnewhydraulicoilthroughthecase
drain(90ºbarbedtting)atthetopofthepump(Figure104).Thiswill
ensurethatinternalpumpcomponentshaveadequatelubricationduring
initialoperation.
8.Removeplugsandcapsfromdisconnectedhydrauliclinesandttingsof
thepumpassembly.Installhydrauliclinestocorrectlocationongearand
pistonpumps(seeInstallingHydraulicHosesandTubes(O-RingFaceSeal)
(page5–7)).
9.Fillhydraulicreservoirwithcorrectoil.
10.Installnewhydrauliclterandllhydraulicreservoirwithcorrectoil.
IMPORTANT
RefertoTractionCircuitProblems(page3–4)forinformation
regardingtheimportanceofremovingcontaminationfromthe
tractioncircuit.
11.Primehydraulicpumps(seePrimingHydraulicPumps(page5–90)).
12.Properlyllhydraulicsystem(seeChargeHydraulicSystem(page5–95)).
13.Stopengineandcheckforhydraulicoilleaks.Checkhydraulicreservoiroil
levelandadjustifnecessary.
HydraulicSystem:ServiceandRepairs
Page5–106
Groundsmaster
®
4500-D/4700-D
19245SLRevA