Installation Instructions

ManualsBrandsToro ManualsAerators3/4 inch Four-Tine Head, ProCore Aerator

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Installingthe3/4inchor7/8

inchTineHeads

1.Usethebolts(3/8x1-1/2inch)tolooselysecurethe

tineclamptothetineholder(Figure2).

Note:The3tineholderuses4bolts,andthe4tine

holderuses3boltstosecureittothetinearm.

Figure2

1.Tinearm4.Tineclamp

2.Tineholder

5.Bolt(3/8x1-1/2inches)

3.Tine(3/4inchor7/8inch)6.Bolt(1/2x1-1/4inches)

2.Insertthetineintothetineholder(Figure2).

3.Torquetheboltsto37to45N∙m(27to33ft-lb).

4.Usethe3bolts(1/2x1-1/4inches)tosecurethetine

holdertothetinearm(Figure2).

5.Torquetheboltsto91to113N∙m(67to83ft-lb).

InstallingtheNeedleTine

Heads

Note:Youshouldreplacethetineclampwhenyouinstall

the5mmtines,afterusingthe8mmtines.

1.Insertneedletinesintotheholesinthetineholder

(Figure3).

2.Slidethetineclampontothemountingstuds(Figure3).

Figure3

1.Tinearm4.Tineclamp

2.Tineholder

5.Hexnut(1/2inch)

3.Needletine

6.Bolt(1/2x1-3/4inches)

3.Usethe4locknutstosecuretheclamptothetine

holder(Figure3).

4.Torquethenutsto91to113N∙m(67to83ft-lb).

5.Usethe2bolts(1/2x1-3/4inches)tosecurethetine

holderstothetinearms(Figure3).

6.Torquetheboltsto91to113N∙m(67to83ft-lb).

Note:Youmayachievebetterholequalitywhenyoureduce

theenginespeedby10to15%.Forthetractormounted

ProCore,operatethePTOfrom460to486rpm.Forthe

ProCore648,operatethePTOfrom2800to2900rpm.

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