Toro 75305 - Using the Drive Wheel Release Valves (Bypass Valves); Neutral Adjustment

UsingtheDriveWheelReleaseValves(BypassValves)
Thedrivewheelreleasevalvesarelocatedontheleftandrightsidesunderneath
theengineblock.
1.ParkthemachineonalevelsurfaceanddisengagethePTO.Stopthe
engine,waitforallmovingpartstostopandremovethekey.Engagethe
parkingbrake.
2.Disconnectthebatterybyremovingthenegativecablerst,thenthepositive
cablefromthebattery.
3.Locatethebypassleversontheframeonbothsidesoftheengine.
4.Movethebypassleverforwardthroughthekeyholeanddowntolockthem
inplace.Dothisforeachbypasslever.
5.Disengagetheparkingbrakebeforepushingthemachine.Donotstartthe
machine.
6.Tooperatethemachinenormally,movethebypassleverstotherearward
positionthroughthekeyhole.
7.Connectthebatterybyinstallingthepositivecablerst,thenthenegative
cabletothebattery.
NeutralAdjustment
1.ParkthemachineonalevelsurfaceanddisengagethePTO.Stopthe
engine,waitforallmovingpartstostop,andremovethekey.Engagethe
parkingbrake.
2.Raiseandsupporttheunitsothatthedrivewheelsareofftheground.
3.Unplugtheseatswitchonthebottomsideoftheseatandinstallatemporary
jumperwireacrosstheplugconnector(wireharnessside).
4.Starttheengineandallowthemachinetowarm-upfor3–5minutes.
5.Disengagetheparkingbrake.
6.Movethemotioncontrolleversintotheneutralposition.
7.Increasetheenginespeedtofullthrottle.Observethemovementoftherear
drivewheels.Ifeitherdrivewheelismovinginforwardorreverse,aneutral
adjustmentisneeded.
Note:Aslightcreepinreverseisacceptable.
8.Turntheadjustmentnutonthemotioncontrolrodclockwiseor
counterclockwiseuntilthedrivewheelisslightlyrotatinginreverseornot
rotatingatall.Repeatforbothdrivewheelsifnecessary.
Note:Whentheunitisinneutral,thestudshouldberoughlycenteredin
theslotofthecontrolplate.
HydrostaticDriveSystem:ServiceandRepairs
Page6–4
TitanServiceManual
3438-774RevA