Toro 74920 TITAN ZX4820 - Belt Inspection and Replacement

G010336
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2
3
Figure71
1.Woodblock,2-5/8inch
(6.66cm)thick
3.Frontedge
2.Woodblock,2-7/8inch
(7.30cm)thick
4.Loosenthelevelingadjustlockingnuts(item3)onall
fourcornerssothatthedeckissittingsecurelyonall
fourblocks.Makesurethatthedeckhangersareallthe
waydown(atthetopoftheslot)andthedeckliftfoot
leverispushedbackagainstthestop,thentightenthe
fourlevelingadjustlockingnuts(Figure72).
G010342
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2
3
4
1
6
5
3
Figure72
1.Deckliftarm4.Slotindeckhanger
2.Deckhanger
5.Slotinreardeckhanger
bracket
3.Levelingadjustlockingnut6.Reardeckhangerbracket
5.Recheckthatblockstjustsnuglyunderthedeckskirt.
Makesureallattachmentboltsaretight
6.Verifythedeckislevelbycheckingtheside-to-side
levelandfront-to-rearbladeslope;repeatdeckleveling
procedureifnecessary.
InspectingtheBelts
ServiceInterval:Every50hours
Checkthebeltsforsquealingwhenthebeltisrotating,blades
slippingwhencuttinggrass,frayedbeltedges,burnmarksand
cracksaresignsofawornmowerbelt.Replacethemower
beltifanyoftheseconditionsareevident.
ReplacingtheMowerBelt
Squealingwhenthebeltisrotating,bladesslippingwhen
cuttinggrass,frayedbeltedges,burnmarksandcracksare
signsofawornmowerbelt.Replacethemowerbeltifanyof
theseconditionsareevident.
1.Disengagethebladecontrolswitch(PTO),movethe
motioncontrolleverstotheneutrallockedposition
andsettheparkingbrake.
2.Stoptheengine,removethekey,andwaitforallmoving
partstostopbeforeleavingtheoperatingposition.
3.Lowerthemowertothe3inch(76mm)height-of-cut
position.
4.Foreachofthebeltcovers,loosenthetwoboltsbut
donotremovethem.Slidethecoveruntilitisclear
oftheboltsandliftitupandouttoremoveit.
5.Removetheoorpantoaccesstheidlerpulley;
refertotheRemovingtheFloorPanprocedurein
Premaintenance.
6.Usingaspringremovaltool,(Toropartno.92-5771),
removetheidlerspringfromthedeckposttoremove
tensionontheidlerpulley(
Figure73).
G009806
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2
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4
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Figure73
1.Springremovaltool(Toro
partno.92-5771)
4.Idlerarm
2.Idlerspring5.Mowerbelt
3.Deckpost
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