Toro Z580-D Z Master - Adjusting the Compression Spring; Servicing the Cutting Blades

Figure82
1.Measureherefromblade
tohardsurface
2.MeasureatAandB
3.Recordthismeasurement.
4.MeasuretherightbladeattheBlocation,froma
levelsurfacetothecuttingedgeofthebladetip
(
Figure82).
5.Recordthismeasurement.
6.Themowerbladeshouldbea1/4to3/8inch
(6to10mm)loweratpositionAthanatposition
B(Figure82).Ifitisnotcorrect,proceedtothe
followingsteps.
Note:Bothofthefrontswivelsneedtobeadjusted
thesameamounttomaintainequalchaintension.
7.Loosenthefrontswiveljamnuts,atthefrontof
therightandleftswivels,approximatelya1/2inch
(13mm)(
Figure81).
8.Adjusttheliftnutsonboththeleftandtheright
sideofthemachinetoachieve1/4to3/8inch
(6to10mm)lowerinfrontatAthanintherearat
B(Figure81).
9.Tightenbothswiveljamnutsagainstthefrontswivel
tolocktheheight.
10.Checktomakesurethereisequaltensiononthe
chainsandadjustagainifneeded.
AdjustingtheCompressionSpring
1.Raisethemowerliftlevertothetransportposition.
2.Checkthedistancebetweenthetwolargewashers,
itneedstobe11-1/8inches(28.2cm)for52inch
mowerdecksand10-1/2inches(26.7cm)for60
inchmowerdecks(Figure83).
3.Adjustthisdistance,bylooseningthespringjam
nutandturningthenutinfrontofeachspring
(Figure83).Turningthenutclockwisewillshorten
thespring;counter-clockwisewilllengthenthe
spring.
4.Lockthenutintopositionbytighteningthespring
jamnut(
Figure83).
Figure83
1.11–1/8inch(28.2cm)
betweenthelargewashers
for52inchmowerdecks
6.Liftnut
2.Frontnut7.Frontsupportarm
3.Springjamnut
8.Largewasher
4.Frontswivel
9.10-1/2inch(26.7cm)
betweenthelargewashers
for60inchmowerdecks
5.Swiveljamnut
ServicingtheCuttingBlades
Maintainsharpbladesthroughoutthecuttingseason
becausesharpbladescutcleanlywithouttearingor
shreddingthegrassblades.Tearingandshreddingturns
grassbrownattheedges,whichslowsgrowthand
increasesthechanceofdisease.
Checkthecutterbladesdailyforsharpness,andforany
wearordamage.Filedownanynicksandsharpenthe
bladesasnecessary.Ifabladeisdamagedorworn,
replaceitimmediatelywithagenuineTororeplacement
blade.Forconvenientsharpeningandreplacement,you
maywanttokeepextrabladesonhand.
DANGER
Awornordamagedbladecanbreak,andapiece
ofthebladecouldbethrownintotheoperator’s
orbystander’sarea,resultinginseriouspersonal
injuryordeath.
•Inspectthebladeperiodicallyforwearor
damage.
•Replaceawornordamagedblade.
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