Operator's Manual

Figure55
1.Blade2.Balancer
InstallingtheBlades
Important:Thesailpartoftheblademustbe
pointingupward,towardtheinsideofthemowerto
ensurepropercutting(Figure53).
1.Installtheblade,stiffener,curvedwasher,andblade
bolttothespindle(Figure53).
2.Torquethebladeboltto85-110ft-lb(115-140N-m).
CorrectingtheMowerQuality
ofCut
Ifonedeckbladecutslowerthantheother,correctas
follows.
Note:Tireairpressureiscriticalintheseprocedures.
Makesurealltireshavecorrectpressure.
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.Disconnectthesparkplugwire(s)from
thesparkplug(s).
3.Adjustthetirepressureinthe
reartirestospecications;referto
DriveSystemMaintenance(page29).
4.Checkthatthebladesandspindleshaftsarenot
bent.RefertoCheckingforBentBlades.
5.Settheheight-of-cuttothe4inch(101.6mm)
position.RefertoAdjustingtheHeight-Of-Cutin
Operation(page12).
6.PerformthestepsinthefollowingsectionsFrame
SetUp,CheckingFront-to-RearPitch,andChecking
Side-to-SideLeveling.
FrameSetUp
CheckingtheCarrierFrameandEngine
DeckAlignment
Note:MisalignmentcancauseexcesswearonthePTO
drivebelt.
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
3.Placealongstraightedgeontopoftheenginedeck
asshownin
Figure56.
4.Atthecarrierframecrosschannel,measurethe
heightatlocationA(Figure56).Thismeasurement
mustbe1-5/16inch(33mm),plusorminusa1/4
inch(6mm).
5.IftheheightatlocationAisnotcorrect,adjustment
isneeded.
6.Loosenthecarrierframemountingboltsonboth
sidesofthemachine(
Figure56).
7.Alignthecarrierframeandenginedecktomatch
1-5/16inch(33mm),plusorminusa1/4inch(6
mm)atlocationA(Figure56).
8.Tightenthecarrierframemountingboltsonboth
sidesofthemachine.
Figure56
1.CarrierFrame4.LocationA,1-5/16inch
(33mm)±1/4inch(6mm)
2.Topofenginedeck5.Straightedge
3.Carrierframemounting
bolts
6.Carrierframecross
channel
CheckingtheEngineDeckHeight
1.DisengagethePTOandsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
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