Toro 74978 - Mower Deck Maintenance; Leveling the Mower Deck

MowerDeck
Maintenance
LevelingtheMowerDeck
1.Positionthemoweronaatsurface.
2.Disengagethebladecontrolswitch(PTO),movethe
motioncontrolleverstotheneutrallockedposition
andsettheparkingbrake.
3.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
4.Checkthetirepressureinthedrivetires.Proper
inationpressurefortiresis13psi(90kPa).Adjust
ifnecessary.
5.Positionthetransportlockinthelatchingposition.
6.Pushthedeckliftpedalallthewayforwardandthe
deckwilllatchatthe51/2inch(14cm)transport
position(
Figure85).
1
3
2
G017027
Figure85
1.Deckliftpedal
3.Transportlock
2.Heightofcutpin
7.Inserttheheightadjustmentpinintothe3inch(7.6
cm)cuttingheightlocation.
8.Releasethetransportlockandallowthedecktolower
tothecuttingheight.
9.Raisethedischargechute.
10.Onbothsidesofthedeck,measurefromthelevel
surfacetothefronttipoftheblade(PostionA).
Themeasurementshouldread3inches(7.6mm)
(
Figure86).
Figure86
1.3inches(7.6cm)atAis
correct
3.Measureherefromthe
bladetiptohardsurface
2.31/4inches(8.3cm)atB
iscorrect
4.MeasureatAandBon
bothsides
11.Fine-tunetheadjustmentnutonthefrontdecklift
assemblybyturningit(Figure87).
Toincreasetheheight,turntheadjustmentnut
clockwise;todecrease,turncounterclockwise.
1
2
2 1
3 4
G021423
Figure87
1.Adjustmentnut3.Reardeckadjustment
2.JamNut4.Frontdeckadjustment
12.Ifthefrontdecklinksdonothaveenoughadjustment
toachieveaccuratecutheight,thesinglepoint
adjustmentcanbeutilizedtogainmoreadjustment.
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