Mfg. Co. Inc. Lawn Aerator User Manual

Maintenance
Adjustments
Note:DisengagePTO,shutoffengine,waitfor
allmovingpartstostop,engageparkingbrake,and
removekeybeforeservicing,cleaning,ormakingany
adjustmentstotheunit.
AdjustingtheCuttingHeight
Thecuttingheightofthemowerdeckisadjusted
from1inchto41/4inches(2.54cmto11.4cm)in
1/4inch(.64cm)incrementsbyadjustingtheaxle
position,numberofspacersbelowthecasterhub,
andnumberofspacersbetweenbladeandspindle.
RefertotheCuttingHeightAdjustmenttableand
selectacuttingheightrangeinthelefthandcolumn
whichcorrespondstotherangeofcuttingheights
youwillmostoftenbeusing.Adjustmentswithinthis
rangecanthenbemadebyadjustingthenumberof
bladespacersbetweenthebladeandthebottomof
thespindle(thisisamucheasieradjustmenttomake
thanadjustingaxlepositionandnumberofspacers
belowcastersupporthub).
Notethat:
•Forthebestcutanddischarge,placeaminimum
oftwospacersbetweenthebladeandthespindle.
•Forhighestqualitycut,placeallfourspacers
betweenthebladeandthespindle.
•Ifmulchingkitisinstalled,thehighestqualitycut
canbeobtainedwith3spacersbetweentheblade
andthespindle(minimumis1foragoodcut).
•Whenmulchingleavesitisbesttohavefewer
spacersbetweenbladeandspindle.
Refertothetableandselectdesiredcuttingheight
range.RefertoAdjustingtheAxlePosition,
AdjustingtheNumberofSpacersbelowCaster
SupportHub,andAdjustingtheCutting
HeightwithBladeSpacersandsectionstomake
adjustmentsmakeadjustmenttoobtainspecic
cuttingheight.
CuttingHeightAdjustmentTable(1inchto41/4inches(2.5cm-10.8cm))
NumberOfSpacers
BelowCaster
SupportHub
Numberof1/4inch(.64cm)BladeSpacersBelowSpindle
Cutting
Height
Range
Axle
Position
(Figure10)
1/2
inch
(1.2cm)
3/16
inch
(.48cm)
4
32
10
1–2inches
(2.5–5.0cm)A00
1inch
(2.5cm)
11/4inch
(3.2cm)
11/2inch
(3.5cm)
13/4inch
(4.4cm)
2inch
(5.0cm)
11/8–
21/8inches
(2.9–5.4cm)A01
11/8inch
(2.9cm)
13/8inch
(3.5cm)
15/8inch
(4.1cm)
17/8inch
(4.8cm)
21/8inch
(5.4cm)
13/8–
23/8inches
(3.5–6.0cm)A10
13/8inch
(3.5cm)
15/8inch
(4.1cm)
17/8inch
(4.8cm)
21/8inch
(5.4cm)
23/8inch
(6.0cm)
13/8–
23/8inches
(3.5–6.0cm)B01
13/8inch
(3.5cm)
15/8inch
(4.1cm)
17/8inch
(4.8cm)
21/8inch
(5.4cm)
23/8inch
(6.0cm)
15/8–
25/8inches
(4.1–6.7cm)B10
15/8inch
(4.1cm)
17/8inch
(4.8cm)
21/8inch
(5.4cm)
23/8inch
(6.0cm)
25/8inch
(6.7cm)
13/4–
23/4inches
(4.4–7.0cm)B11
13/4inch
(4.4cm)
2inch
(5.0cm)
21/4inch
(5.7cm)
21/2inch
(6.4cm)
23/4inch
(7.0cm)
2–3inches
(5.0–7.6cm)B20
2inch
(5.0cm)
21/4inch
(5.7cm)
21/2inch
(6.4cm)
23/4inch
(7.0cm)
3inch
(7.6cm)
17/8–
27/8inches
(4.8–7.3cm)C11
17/8inch
(4.8cm)
21/8inch
(5.4cm)
23/8inch
(6.0cm)
25/8inch
(6.7cm)
27/8inch
(7.3cm)
25