Toro 03188 - Height-Of-Cut Chart Terms

Height-of-CutChartTerms
Height-of-CutSetting(HOC)
Thiscorrespondstothedesiredheightofcut.
Bench-SetHeightofCut
Thebench-setheightofcutistheheightatwhich
thetopedgeofthebedknifeissetaboveaatlevel
surfacethatcontactsthebottomofboththefrontroller
andtherearroller.
EffectiveHeightofCut
Thisistheactualheightthatthegrasshasbeencut.
Foragivenbench-setheightofcut,theactualheight
ofcutvariesdependingonthetypeofgrass,time
ofyear,turf,andsoilconditions.Thecutting-unit
setup(aggressivenessofcut,rollers,bedknives,
attachmentsinstalled,turf-compensationsettings,
etc.)alsoaffecttheeffectiveheightofcut.
ChecktheeffectiveheightofcutusingToroTurf
Evaluatorsregularlytodeterminethedesired
bench-setheightofcut.
RecommendedT oroTurfEvaluatorsformeasuring
ToroReelmasterEffectiveHOC(Figure21):
•TurfEvaluator,Model04399:forbench-setHOC
from0.25to1.00inch(6to25mm).
•HighHeight-of-CutTurfEvaluator,Model
136-3635:forbench-setHOCfrom1.00to2.00
inches(25to51mm).
g342500
Figure21
1.TurfEvaluator—effectiveHOCrange:0.00to1.60inches
(0to41mm)
2.HighHOCTurfEvaluator—effectiveHOCrange:0.75to
6.00inches(19to152mm)
AggressivenessofCut
Theaggressivenessofcuthasasignicantimpacton
theperformanceofthecuttingunit.Aggressiveness
ofcutreferstotheangleofthebedkniferelativetothe
ground(Figure22).
Thebestcutting-unitsetupdependsonyourturf
conditionsanddesiredresults.Experiencewiththe
cuttingunitonyourturfwilldeterminethebestsetting
touse.Youcanadjusttheaggressivenessofcut
throughoutthecuttingseasontoallowforvariousturf
conditions.
Ingeneral,lesstonormalaggressivesettings
aremoreappropriateforwarm-seasongrasses
(Bermuda,paspalum,zoysia)whilecool-season
grasses(bent,bluegrass,rye)mayrequirenormalto
moreaggressivesetups.Moreaggressivesetupscut
moregrassoffbyallowingthespinningreeltopull
moregrassupintothebedknife.
g011863
Figure22
1.Rearspacers
3.Aggressivenessofcut
2.Side-platemountingange
RearSpacers
Thenumberofrearspacersdeterminesthe
aggressivenessofcutforthecuttingunit.Foragiven
heightofcut,addingspacersbelowtheside-plate
mountingangeincreasestheaggressivenessofthe
cuttingunit.Allcuttingunitsonagivenmachinemust
besettothesameaggressivenessofcut(number
ofrearspacers,PartNo.119-0626),otherwisethe
after-cutappearancecouldbenegativelyaffected
(Figure22).
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