Toro GrandStand 74574 - Adjusting the Electric Clutch

2.Removeonebushing,thenpullthespannerbushing
androllerbearingoutofthewheelhub(Figure61).
3.Removetheotherbushingfromthewheelhub,and
cleananygreaseanddirtfromthewheelhub(Figure
61).
4.Inspecttherollerbearing,bushings,spannerbushing
andtheinsideofthewheelhubforwear.
Note:Replaceanydefectiveorwornparts(Figure61).
5.Placeonebushingintothewheelhub(Figure61).
6.Greasetherollerbearingandspannerbushing,and
slidethemintothewheelhub(Figure61).
7.Placethesecondbushingintothewheelhub(Figure
61).
8.Installthecasterwheelintothecasterforkandsecure
itwiththewheelboltandlocknut(Figure61).
9.Tightenthelocknutuntilthespannerbushingbottoms
againsttheinsideofthecasterforks(Figure61).
10.Greasethettingonthecasterwheel.
AdjustingtheElectricClutch
ServiceInterval:Every100hours—Checktheelectric
clutch.
Theclutchisadjustabletoensureproperengagementand
properbraking.
1.Inserta0.4to0.5mm(0.01to0.02inches)feelergauge
throughoneinspectionslotinthesideoftheassembly.
Note:Makesureitisbetweenthearmatureandthe
rotorfrictionsurfaces.
Note:Thegapneedstobeatleast0.4mm(0.02
inches)andnotmorethan0.5mm(0.02inches).
2.Ifadjustmentisneeded,usea0.4mm(0.02inches)
feelergaugetoseteachofthe3adjustment-slot
positions.
3.Tightenthelocknutsuntilthereisslightbindingon
thefeelergauge,butitcanbemovedeasilywithinthe
airgap(Figure62).
4.Repeatthisfortheremainingslots.
5.Checkeachslotagainandmakeslightadjustmentsuntil
thefeelergaugebetweentherotorandarmaturewith
veryslightcontactbetweenthem.
Figure62
1.Adjustingnut3.Feelergauge
2.Slot
CheckingtheWheel-LugNuts
ServiceInterval:Aftertherst100hours—Checkthe
wheel-lugnuts.
Checkandtorquethewheellugnutsto115-142N-m(85-105
ft-lb).
CheckingtheWheel-HubNuts
ServiceInterval:Aftertherst100hours—Checkthe
wheel-hubnuts.
Every500hours—Checkthewheel-hubnuts.
Checkandtorquethewheelhubnutsto211-260ft-lb
(286-352N-m).
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