Toro 30308 - Page 165

FlushingtheHydraulicSystem(continued)
8.Performthefollowingtopreventenginefromstarting:
A.Disconnecttheelectricalconnectortothefuelstopsolenoidon
Groundsmaster3280-Dmachines.
B.DisconnectandgroundallenginesparkplugwiresonGroundsmaster
3320machines.
9.Primethehydraulicpump;refertoPrimingtheHydraulicPump(page5–79).
10.Connectthefuelstopsolenoid(Groundsmaster3280-D)orsparkplugwires
(Groundsmaster3320)toallowtheenginetostart.
11.Starttheengineandoperateitatlow-idlespeedforaminimumof2minutes.
Increasetheenginespeedtohighidleforaminimumof1minuteunder
noload.
12.Raiseandlowerthecuttingdeckseveraltimes.Turnthesteeringwheelfully
leftandrightseveraltimes.
13.Shutofftheengineandcheckforhydraulic-uidleaks.
Note:Checkthehydraulic-uidlevelinthehydraulicreservoir(frontaxle)
andaddcorrectquantityofuidifnecessary;refertotheOperator’sManual.
14.Operatethemachinefor2hoursundernormaloperatingconditions.
15.Checktheconditionofhydraulicuid.Ifnewuidshowsanysignsof
contamination,repeatsteps1through14againuntiltheuidisclean.
16.Whenthehydraulicuidisfreefromcontamination,assumenormaloperation
andfollowtherecommendedmaintenanceintervals.
Groundsmaster
®
3280-D/3320
Page5–81
HydraulicSystem:ServiceandRepairs
05138SLRevB