B.Determineacourselengthbydividing93m
2
(1,000ft
2
)bytheeffectivespreadwidth.
Note:Forexample,iftheeffectivewidthis1.8
meters(6feet),thenthecalibrationcourselength
equals51m(167ft).
CourseLength
93m
2
(1,000ft
2
)
1.8m(6ft)
=
51m(167ft)
C.Thecalibrationcourseis1.8m(6ft)by51m(167
ft).
D.Measureandvisiblymarkthecourselength.
Ensurethatyouallowenoughdistancebefore
thestartingmarkersothatthespreadermoving
forwardatfullspeedwhencrossingtherstmark
ofthecourse.
3.Settheappropriatedrop-ratecamsetting;refertothe
SpreadingCharts(page29)asastartingpoint.
4.Addmaterialtothehopper(forexample,add11.3kg
(25lb)addofmaterial).
5.Drivethespreaderoverthecalibrationcoursewhile
applyingthematerial.
6.Emptytheremainingmaterialofthehopperintoa
cleanbucket;refertoEmptyingtheHopper(page28).
7.Weighthebucketcontainingthematerialandrecord
theweight.Pourthecontentsbackintothehopper
andthenweightheemptybucket.Subtractthese
twoamountstodeterminetheamountofmaterial
remaininginthehopper—forexample,9kg(20lb)of
materialisremainedinthehopperafterapplyingthe
materialtothetestcourse.
8.Subtracttheamountremaininginthehopper(step7)
fromtheamountoriginallyadded(step4);theresultis
theamountappliedtothecourse.
AmountApplied
11.3kg(25lb)–9kg(20lb)=2.3kg(5lb)
Forthisexample,2.3kg(5lb)ofmaterialwasapplied
tothe93m
2
(1,000ft
2
)testcourse.
9.Ifnecessary,adjustthedrop-ratecamtoachievethe
recommendedapplicationrate.Oncethecorrect
applicationrateisachieved,repeatthisprocedurean
additionaltimetoverifyyourresults.
Important:Designateanewcalibrationcourse
eachtime,sotheturfisnotdamagedbyexcessive
applicationofmaterial.
UsingtheSpreader
FillingtheSpreaderHopper
Maximumhopperweightcapacity:79kg(175lb)
1.Drivethemachinetotheworksite.
2.Movethemachinetoalevelsurface,move
motion-controllevertotheNEUTRALposition,shut
offtheengine,andsettheparkingbrake.
3.Ensurethatthewide-distributionimpeller-gatelever
isinthefullyforward(closed)position;referto
Wide-distributionImpeller-GateLever(page17).
4.UsetheSpreadingCharts(page29)todeterminethe
settingforthedrop-ratecam(Figure25).
Note:Ifthesettingisnotlistedforthetypeof
materialthatyouareusing,setthecamtothesetting
withalowervaluethenadjustasneeded.
Figure25
1.Cover
3.Drop-ratecam
2.Hopper
5.Removethecoverfromthehopper,addthematerial
tobespread,andinstallthecoverontothehopper
(Figure25).
Note:Donotoverloadthehopper;themaximum
weightcapacityofthehopperis79kg(175lb).
Note:Oneextrabagofgranularproductmaybe
placedontopofthesprayertank;however,thisisnot
recommendediftheoperatorisheavy.
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