Installation Instructions

ManualsBrandsToro ManualsAttachmentsPulley Kit, Model 04252 Cutting Unit

FormNo.3371-394RevA

PulleyKit

Model04252CuttingUnit

ModelNo.121-4666

InstallationInstructions

Note:Thiskitisforserialnumbers312000101—312000150only.

InstallingthePulleyKit

1.Removetheange-headboltsecuringthebeltcover

witha5/8inch(16mm)wrench(Figure1).Setboth

partsaside.

G017300

Figure1

1.Setscrew

4.Upperhousinglockingnut

2.Key5.Pulleybelt

3.Flatonshaft

6.Flange-headbolt

2.Loosentheupperhousinglockingnut(Figure1).

3.Removethepulleybelt(Figure1).

4.Loosenthe2setscrewsoneachpulleywitha3/32

inchallenwrench(Figure1).

5.Removeanddiscardthepulleys.

6.Installthenewpulleysatthedesiredclipusingthe

clipchartdecallocatedontheinsideofthebelt

cover.Ensurethatthetoothcountnumberstamped

onthepulleyfacesout.

7.Installthenewsetscrewswitha1/8inchallen

wrenchandtorquethemto60-65in-lb(6.5-7N-m).

Note:Ensurethatthe2setscrewsarealignedwith

thekeyandatonthepulleyshaft(

Figure1).

8.Installthepreviouslyremovedpulleybelt.

Note:Makesurethecompressionspringiscleanof

debrisallowingtheupperhousingtopivotfreelyand

isapplyingthepropertensiononthepulleybelt.

9.Carefullyrotatethereeloncetoequalizethebelt

tension.

10.Tightentheupperhousinglockingnut(

Figure1).

11.Installthebeltcoverwiththepreviouslyremoved

ange-headbolt.

8111LyndaleAvenueSouth

Bloomington,MN55420

Registeratwww.Toro.com.

OriginalInstructions(EN)

PrintedintheUSA.

AllRightsReserved

Summary of content (1 pages)

PAGE 1
Form No. 3371-394 Rev A Pulley Kit Model 04252 Cutting Unit Model No. 121-4666 Installation Instructions Note: This kit is for serial numbers 312000101—312000150 only. Installing the Pulley Kit 1. Remove the flange-head bolt securing the belt cover with a 5/8 inch (16 mm) wrench (Figure 1). Set both parts aside. 6. Install the new pulleys at the desired clip using the clip chart decal located on the inside of the belt cover. Ensure that the tooth count number stamped on the pulley faces out. 7.