Toro 74990 - Page 64

Note:Toincreasetheheight,turntheadjuster
screwclockwise;todecreasetheheight,turnit
counterclockwise.
g010251
Figure92
1.Flangedlocknut3.Jamnut
2.Adjusterscrew4.Yoke
11.Ifthefrontdecklinksdonothaveenough
adjustmenttoachieveaccuratecutheight,the
singlepointadjustmentcanbeutilizedtogain
moreadjustment.
12.Toadjustthesinglepointsystem,loosenthetwo
boltsatthebottomoftheheight-of-cutplate.
RefertoFigure93.
g029651
Figure93
1.Boltsatthebottomoftheheight-of-cutplate
13.Ifthedeckistoolow,tightenthesinglepoint
adjustmentboltbyrotatingitclockwise.If
thedeckistoohigh,loosenthesinglepoint
adjustmentboltbyrotatingitcounterclockwise
(Figure94).
Note:Loosenortightenthesinglepoint
adjustmentboltenoughtomovethe
height-of-cutplatemountingboltsatleast1/3
thelengthoftheavailabletravelintheirslots.
Thiswillregainsomeup-and-downadjustment
oneachofthe4decklinks.
g017036
Figure94
1.Singlepointadjustmentbolt
14.Tightenthe2boltsatthebottomofthe
height-of-cutplate(Figure93).Torquethemto
37to45N-m(27to33ft-lb).
Note:Inmostconditions,thebackbladetip
shouldbeadjusted6.4mm(1/4inch)higher
thanthefront.
15.Onbothsidesofthedeck,measurefromthe
levelsurfacetothebacktipoftheblade(Postion
B).Themeasurementshouldread8.3cm(3-1/4
inches);refertoFigure91.
16.Fine-tunetheadjusterscrewbyturningittoget
8.3mm(3-1/4inches)height(Figure92).
Toincreasetheheight,turntheadjustmentnut
clockwise;todecreasetheheight,turnthenut
counterclockwise.
17.Measureuntilall4sidesarethecorrectheight.
Tightenallthejamnutsonthedeck-liftarm
assemblies.
18.Lowerthedischargechute.
64