Toro Z Master 4000 Series - Electric Deck Lift Switch Replacement

MeasuringClutchCurrentDrawTest
Note:Donotmeasurecurrentdrawiftheclutchhasshortedtogroundorifthe
resistancemeasurementisoutofspecication.
g336411
Figure89
1.ParkthemachineonalevelsurfaceanddisengagethePTO.Stopthe
engine,waitforallmovingpartstostopandremovethekey.Engagethe
parkingbrake.
2.Disconnecttheclutchwireconnector.
3.Setthemulti-metertomeasureamps(10ampscale).
4.Connectthepositivemeterleadtothechassisharnessterminal1.
5.Connectthenegativemeterleadtothecorrespondingwireterminal2.
6.Connectashortjumperleadfromterminal3toterminal4.
7.TurntheignitionswitchtoRUNandthePTOswitchtotheONposition.
8.RecordtheampreadingandrefertothePTOClutchElectricalSpecication
Chartbelow.
PTOClutchElectricalSpecicationChart
Resistance(OHMs)
AMPDraw
ContinuitytoGroundClutch
2.29±5%
5.24
OPEN
116–1947
1.84±5%
6.53
OPEN
116–1620
ElectricDeckLiftSwitchReplacement
ElectricDeckLiftSwitchRemoval
1.ParkthemachineonalevelsurfaceanddisengagethePTO.Stopthe
engine,waitforallmovingpartstostopandremovethekey.Engagethe
parkingbrake.
2.Disconnectthebatterybyremovingthenegativecablerst,thenthepositive
cablefromthebattery.
3.Removethe2Philipsheadscrewssecuringthedeckliftswitchtothemotion
controllever.
4.Takenoteofthewireorientation,unplugthe3terminalsfromthedecklift
switch.Removethedeckliftswitch.
Electrical:ServiceandRepairs
Page8–12
4000SeriesZMASTER®ServiceManual
3442-427RevA