Addendum

ManualsBrandsToro ManualsRiding EquipmentToro 74254

FormNo.3358-709RevA

Z589ZMaster

witha72inTURBOFORCE

Side

DischargeMower

ModelNo.74254—SerialNo.270000001andUp

Addendum

Note:Thefollowinginformationisfor72inchmower

decksonly.KeepthisinformationwiththeOperator’s

Manual.

Important:Toensurepropermowerbelttension,

whichwillresultinalongerbeltlife,checkthe

mowerbelttensionaftertherst8hoursofuseand

8hoursaftereachbeltchange.

ReplacingtheMowerBeltfor

72inMowerDecks

Squealingwhenthebeltisrotating,bladesslippingwhen

cuttinggrass,frayedbeltedges,burnmarksandcracks

aresignsofawornmowerbelt.Replacethemowerbelt

ifanyoftheseconditionsareevident.

1.DisengagethePTO,movethemotioncontrollevers

totheneutrallockedpositionandsettheparking

brake.

2.Stoptheengine,removethekey,andwaitforall

movingpartstostopbeforeleavingtheoperating

position.

3.Removethebeltcovers(Figure1).

G001311

Figure1

1.Beltcover3.Insertslotintothetab

2.Latch

4.Loosentheidlerplateboltsholdingtheidlerplate

(Figure4).

5.Removetheidlerspring.

6.Removethebeltguideonthespringloadedidler

pulleyshowninFigure2andFigure4.

7.Removetheexistingbelt.

8.Installthenewbeltaroundthemowerpulleysand

thegearboxpulleyundertheengine(Figure2).

Figure2

1.Mowerbelt

5.Gearboxpulley

2.Mowerspindlepulley6.Idlerspring

3.Springloadedidlerpulley

7.Idlerplate

4.Beltguideata45degree

angle

9.Installthebeltguideonthespringloadedidlerata

45degreeangleasshowninFigure2andFigure4.

Torquetheboltto27to33ft-lb(37to45N-m).

10.Installtheidlerspringtothetwoposts(Figure2and

Figure4).

11.Adjustthebelttension,refertoAdjustingtheMower

BeltTension.

12.Installthebeltcoversbyslidingthecoverintothe

tab,installthebolts,andclosethelatches(Figure3).

8111LyndaleAvenueSouth

Bloomington,MN55420

Registeratwww.Toro.com.

OriginalInstructions(EN)

PrintedintheUSA.

AllRightsReserved

Summary of content (2 pages)

PAGE 1
Form No. 3358-709 Rev A Z589 Z Master® with a 72in TURBO FORCE® Side Discharge Mower Model No. 74254—Serial No. 270000001 and Up Addendum Note: The following information is for 72 inch mower decks only. Keep this information with the Operator’s Manual. 5. Remove the idler spring. Important: To ensure proper mower belt tension, which will result in a longer belt life, check the mower belt tension after the first 8 hours of use and 8 hours after each belt change. 7. Remove the existing belt. 6.
PAGE 2
1 3 1 Figure 4 G001311 1. Belt guide install at a 45 4. Ratchet or breaker bar degree angle 2. Idler spring length 5. Idler plate bolt (between 10 and 10-1/4 inches (25.4 and 26.0 cm)) 3. Idler plate Figure 3 1. Belt cover 2. Latch 3. Insert slot into the tab Adjusting the Mower Belt Tension for 72 inch Mower Decks Service Interval: After the first 8 hours 1. Disengage the PTO, move the motion control levers to the neutral locked position, and set the parking brake. 2.