Operator's Manual
6.Re-securerollerbracketandspacerstounderside
ofsideplatemountingangeswithnutspreviously
removed.
7.Verifythatbedknifetoreelcontactiscorrect.Tip
mowertoexposefrontandrearrollersandbedknife.
Note:Thepositionoftherearrollertothe
reeliscontrolledbythemachiningtolerances
oftheassembledcomponentsandparallelingis
notrequired.Alimitedamountofadjustmentis
possiblebysettingthecuttingunitonasurface
plateandlooseningthesideplatemountingcap
screws(
Figure11).Adjustandretightencapscrews.
Torquethecapscrewsto27-33ft-lb(37-45N-m).
Figure11
1.Sideplatemountingcapscrews
HeightofCutChartTerms
HeightofCutSetting(HOC)
ThedesiredHeightofCut.
BenchSetHeightofCut
Theheightatwhichthetopedgeofthebedknifeisset
aboveaatlevelsurfacethatcontactsthebottomof
boththefrontandrearroller.
EffectiveHeightofCut
Thisistheactualheightthegrasshasbeencut.For
agivenbenchsetheightofcut,theactualheightof
cutwillvarydependingonthetypeofgrass,timeof
year,turfandsoilconditions.Thecuttingunitsetup
(aggressivenessofcut,rollers,bedknives,attachments
installed,turfcompensationsettings,etc.)willalso
affecttheeffectiveheightofcut.Checktheeffective
heightofcutusingtheTurfEvaluator,Model04399
regularlytodeterminethedesiredbenchsetheightof
cut.
AggressivenessofCut
CuttingunitAggressivenessofCuthasasignicant
impactontheperformanceofthecuttingunit.
AggressivenessofCutreferstotheangleofthe
bedkniferelativetotheground(
Figure12).
Thebestcuttingunitsetupisdependentonyour
turfconditionsanddesiredresults.Experiencewith
thecuttingunitonyourturfwilldeterminethebest
settingtouse.Aggressivenessofcutmaybeadjusted
throughoutthecuttingseasontoallowforvariousturf
conditions.
Ingeneral,lesstonormalaggressivesettingsare
moreappropriateforwarmseasongrasses(Bermuda,
Paspalum,Zoysia)whilecoolseasongrasses(Bent,
Bluegrass,Rye)mayrequirenormaltomoreaggressive
setups.Moreaggressivesetupscutmoregrassoffby
allowingthespinningreeltopullmoregrassupinto
thebedknife.
Figure12
1.Rearspacers
3.Aggressivenessofcut
2.Sideplatemountingange
RearSpacers
Thenumberofrearspacersdeterminesthe
aggressivenessofcutforthecuttingunit.Foragiven
heightofcut,addingspacers,belowthesideplate
mountingange,increasestheaggressivenessofthe
cuttingunit.Allcuttingunitsonagivenmachinemust
besettothesameaggressivenessofcut(Numberof
rearspacers,partno.119–0626),otherwisetheafter-cut
appearancecouldbenegativelyaffected(
Figure12).
TurfCompensationSettings
Theturfcompensationspringtransferstheweight
fromthefronttotherearroller.(Thishelpstoreduce
awavepatternintheturf,alsoknownasmarcelling
orbobbing.)
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