Exmark Quest 4500-450 - Adjusting the Blade Slope

Maintenance
Figure41
42InchDeck
1.Bladessidetoside2.Measurehere
6.Setanti-scalprollerstotopholesorremove
completelyforthisadjustment.
7.Settheheight-of-cutlevertothe3inch(76mm)
position.Placetwo“B”thickblocks(seeBlock
HeightandRakeTable)undertherearedgeofthe
cuttingdeckskirt;oneoneachsideofthecutting
deck.Placetwo“ A”thickblocksundereachside
ofthefrontedgeofthedeck,butnotunderthe
anti-scalprollerbrackets.
BlockHeightandRakeTable
Deck
Size
FrontBlock
Height“ A”
RearBlock
Height“B”
Rake“R”
42
2.19inches
(5.6cm)
2.44inches
(6.2cm)
1/8–3/8inch
(3.2–9.5mm)
48&
52
2.31inches
(5.9cm)
2.50inches
(6.4cm)
1/16–5/16inch
(1.6–7.9mm)
8.Carefullyrotatethebladessidetoside(Figure40
andFigure41).
9.Loosenthelevelingadjustlockingnuts(item4)
onallfourcornerssothatthedeckissitting
securelyonallfourblocks.Makesurethatthe
deckhangersareallthewaydown(atthetopof
theslot)andthedeckliftfootleverispushedback
againstthestop,thentightenthefourleveling
adjustlockingnuts
10.Recheckthatblockstjustsnuglyunderthedeck
skirt.Makesureallattachmentboltsaretight
11.Continuelevelingthedeckbycheckingthe
front-to-rearbladeslope;refertoAdjustingthe
Front-to-RearBladeSlope.
12.Recheckbladesforlevelnessandrepeatdeck
levelingprocedureifnecessary.
Figure42
1.Deckliftarm
3.Deckhanger
2.Floatretainingnut4.Levelingadjustlocking
nut
AdjustingtheBladeSlope
1.Checkthefront-to-rearbladelevelanytimeyou
installthemower.Ifthefrontbladetipisnot“R”
(seeBlockHeightandRakeTableinLevelingthe
MowerDeck)lowerthantherearbladetip,adjust
thebladelevelusingthefollowinginstructions:
2.Parkthemachineonalevelsurfaceanddisengage
thebladecontrolswitch.
3.Movethemotioncontrolleversoutwardto
theneutralposition,engagetheparkingbrake,
stoptheengine,removethekey,andwaitforall
movingpartstostopbeforeleavingtheoperating
position.
4.Checktheairpressureofallfourtires.Ifneeded,
adjusttotherecommendedination;referto
CheckingtheTirePressureinDriveSystem
Maintenancesection.
5.Checkandadjusttheside-to-sidebladelevelifyou
havenotcheckedthesetting;refertoLeveling
theMower.
6.Settheheight-of-cutlevertothe3inch(76mm)
position.Placetwo“B”thickblocks(seeBlock
HeightandRakeTableinLevelingtheMower
Deck)undertherearedgeofthecuttingdeck
skirt;oneoneachsideofthecuttingdeck.Place
42