AdjustingtheMower-Deck
Rollers
Themower-deckrollersshouldbemountedinthe
lowerpositionwhenoperatingatheightofcutsgreater
than64mm(2-1/2inches),andinthehigherposition
whenoperatinginheightofcutslowerthan64mm
(2-1/2inches).
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Figure33
CorrectingaMismatch
BetweentheMowerDecks
Duetodifferencesingrassconditionsandthe
counterbalancesettingofthetractionunit,cuta
sampleareaofgrassandchecktheappearance
beforecuttingtheentirearea.
1.Setallmowerdeckstothedesiredheightofcut;
refertoAdjustingtheHeightofCut(page29).
2.Checkandadjustthefrontandreartire
pressuresto172to207kPa(25to30psi).
3.Checkandadjustallofcastertirepressuresto
345kPa(50psi).
4.Checkthechargeandcounterbalancepressures
withtheengineatHIGHIDLE,usinghydraulic-test
ports.
Note:Adjustthecounterbalanceto2241kPa
(325psi).
5.Checkforbentblades;refertoCheckingfora
BentBlade(page77).
6.Cutgrassinatestareatodetermineifallmower
decksarecuttingatthesameheight.
7.Ifmower-deckadjustmentsarestillneeded,
ndaatsurfaceusinga2m(6ft)oralonger
straightedge.
8.Toeasemeasuringthebladeplane,raisethe
heightofcutto7.6to10.1cm(3to4inches);
refertoAdjustingtheHeightofCut(page29).
9.Lowerthemowerdecksontoaatsurfaceand
removethecoversfromthetopofthemower
decks.
10.Loosentheangenut,securingtheidlerpulley,
toreleasethebelttensiononeachmowerdeck.
FrontMowerDeckSetup
Rotatethebladeoneachspindleuntiltheendsface
forwardandbackward.Measurefromtheoortothe
fronttipofthecuttingedge.Adjusttheshimsonthe
frontcasterfork(s)tomatchtheheight-of-cutdecal
(Figure34);refertoMeasuringtheMower-DeckPitch
(page75).
33