Exmark SD270SB20 - Adjusting the Cutting Blade Depth; Adjusting the Seeding Rate Gauge; Operating Tips

Operation
AdjustingtheCuttingBladeDepth
1.Bringtheunittoafullstop.
2.Disengagethecuttingblades.
3.Stoptheengineandwaitforallmovingparts
tostopbeforeleavingtheoperatingposition.
Disconnectthewirefromthesparkplug.
4.Unlockthecuttingbladedepthhandlebypulling
upward.
Figure10
1.Unlock3.Lock
2.Cuttingbladedepth
handle
5.Movethelevertothedesiredworkingdepthslot
setting.Rotateandpushthehandledowntolock
thehandle.
6.Thesettingwillneedtobeadjustedasthecutting
bladeswear.
AdjustingtheSeedingRateGauge
1.Bringtheunittoafullstop.
2.Disengagethecuttingblades.
3.Stoptheengineandwaitforallmovingpartsto
stopbeforeleavingtheoperatingposition.
4.Tochangetheseedingrate,loosentheknobon
theseedingrategaugelocatedonthefrontof
theseedhopper.Movethegaugepointertothe
desiredpositionandretightentheknob.
Figure11
1.Gaugepointer
Note:Refertotheseedinggraph,locatedonthe
machine,todeterminethecorrectgaugesettingfor
thetypeofgrassandthethicknesstobeplanted.
OperatingTips
OverSeeding
Whenoverseeding,setthecuttingbladestobe1/8
to1/4inch(3to6mm)intotheearth.
Important:DoNotputdownmoreseedthan
recommendedbytheseedcompany.Over
seedingcancausethegrasstobetoothickand
causeittobesusceptibletofungus.
Note:Themachinewillseedatthesamerategoing
bothforwardandrearward.
Note:Ifthereisexcessivethatch,itmaybenecessary
toremovethethatchpriortoseeding.
Dethatching
Setthecuttingbladestobe1/8to1/4inch(3to6
mm)pastthethatchlayer,intotheearth.Operatethe
machineovertheyardwiththeseedercontrollever
turnedoff.
PowerRaking/Renovation
Tobreaknewgroundortillanexistinglawn,setthe
cuttingbladestobe1/4to1/2inch(6to12mm)
intotheearth.Goforwardandbackwardsoverthe
areatobeleveled,ormakemultiplepassesfrom
differentdirections.
Themachinewillworkbestwhenthegroundishard
anddryandwillbemostaggressiveinbreakingup
thesoilinreverse.Ifthegroundissoftandcausesthe
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