Installation Instructions

ManualsBrandsToro ManualsAeratorsHydraulic Kit, ProCore 648 Aerator

FormNo.3443-114RevA

HydraulicKit

ProCore

648Aerator

ModelNo.140-8815

InstallationInstructions

LooseParts

Usethechartbelowtoverifythatallpartshavebeenshipped.

ProcedureDescription

Qty.

Use

Nopartsrequired

–

Preparethemachine.

Nopartsrequired

–

Raisethemachine.

Shockvalveassembly

Replacetheshockvalveandremove

thelines.

Manifoldblock

Bolt(1-3/4inch)

Nut(1/4inch)

90°elbowtting

90°swiveltting

T-tting(3/8inchx3/8inchx3/8inch

swivel)

Sequencevalve

Hydraulichardline(PartNo.140-2245)

Bracket1

Bolt(4-3/4inch)

Nut(5/16inch).

Hydraulichardline(PartNo.140-8821)

T-tting(13/16inchx13/16inchx3/4

inch)

T-tting(9/16inchx9/16inchx7/16

inch)

Testtting

Straighttting

Dustcap1

Hardline(PartNo.140-8819)

Prepareandinstallthemanifold.

Nopartsrequired

–

Finishtheinstallation.

8111LyndaleAvenueSouth

Bloomington,MN55420

Registeratwww.Toro.com.

OriginalInstructions(EN)

PrintedintheUSA

AllRightsReserved

*3443-114*

Summary of content (12 pages)

PAGE 1
Form No. 3443-114 Rev A Hydraulic Kit ProCore® 648 Aerator Model No. 140-8815 Installation Instructions Loose Parts Use the chart below to verify that all parts have been shipped. Procedure 1 2 3 4 5 © 2021—The Toro® Company 8111 Lyndale Avenue South Bloomington, MN 55420 Description Use Qty. No parts required – Prepare the machine. No parts required – Raise the machine. Shock valve assembly 1 Replace the shock valve and remove the lines.
PAGE 2
Important: To prevent wheel motor damage, do not use the front wheel motor as a jack point. 1 2. Preparing the Machine Position the jack securely under the front of the frame (Figure 1). No Parts Required Procedure 1. Park the machine on a level surface. 2. Engage the parking brake. 3. Shut off the engine. 4. Remove the key from the key switch. 5. Install the transport safety bar to prevent the aerator head from moving. 2 g010055 Figure 1 1.
PAGE 3
Replacing the Shock Valve and Removing the Lines Parts needed for this procedure: 1 Shock valve assembly Procedure 1. Lift the latch lever for the hood and lift the hood from the machine (Figure 4). g010056 Figure 2 1. Frame plate Note: If available, use a hoist to lift the rear of the machine. Use the eyelets in the coring head bearing housings as hoist attachment points (Figure 3). g261627 Figure 4 1. Latch lever 2. 2.
PAGE 4
3. Remove the extension spring, pump lever, and control bracket assembly from the hydrostat (Figure 6). 5. On the hydrostat, disconnect the hydraulic line from the bottom port (Figure 8) and allow oil to drain into a drip pan. Note: You may leave the levers, rods, and damper attached as you are only lifting these items out of the way, not fully removing from the aerator. g347485 Figure 8 1. Hydrostat 6. 2.
PAGE 5
4 Preparing and Installing the Manifold Parts needed for this procedure: g347792 Figure 10 1. Hydrostat 3. Middle hardline (discard) 2. Straight fitting (retain) 9. Remove the test fitting and dust cover from the upper crossover tube. g347794 Figure 11 1. Dust cover 3. Upper crossover tube 2.
PAGE 6
g347512 Figure 12 g347523 Figure 13 1. Sequence valve 5. Nut (1/4 inch) 2. Manifold block 6. T-fitting (3/8 inch x 3/8 inch x 3/8 inch swivel) 1. Electrical control box 4. Hydraulic hardline (Part No. 140-2245) 3. 90° elbow fitting (Qty. 2) 7. To small filter manifold 2. Manifold block 5. Hydrostat middle port 4. Bolt (1-3/4 inch) 8. 90° swivel fitting 3. Manifold T-fitting (3/8 inch x 3/8 inch x 3/8 inch swivel) 2. Tighten the sequence valve securely. 8.
PAGE 7
g347538 Figure 15 1. Hardline (Part No. 140-8821) 2. T-fitting (13/16 inch x 13/16 inch x 3/4 inch) g347574 Figure 17 11. Connect the hydraulic hose, which was removed in Step 5 of 3 Replacing the Shock Valve and Removing the Lines (page 3), to the other end of T-fitting (13/16 inch x 13/16 inch x 3/4 inch) (Figure 16). Use care to not place a twist on the hose when tightening. 1. Hardline (Part No. 140-8819) 4. T-fitting (9/16 inch x 9/16 inch x 7/16 inch) 2. Dust cap 5.
PAGE 8
5 4. Add oil; refer to the machine’s Operator’s Manual for the oil specifications. 5. Check and fill the hydraulic reservoir to the appropriate level; refer to the machine’s Operator’s Manual. 6. Perform a hydraulic leak check on all connections, lines, and hoses; refer to the machine’s Operator’s Manual. 7. Adjust the aerator hole spacing; refer to the machine’s Operator’s Manual. Completing the Installation No Parts Required Procedure 1.
PAGE 9
Notes:
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Notes:
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Notes:
PAGE 12