Land Pride BH2585 manual Choose the Appropriate Hosing, Independent PTO Hydraulic Pump System

Page 12

Table of Contents

Section 1 Assembly and Set-Up

Land Pride

Choose the Appropriate Hosing

Independent PTO Hydraulic Pump System

Install the independent hydraulic system onto the backhoe according to the following procedures. Refer to Figure 1-3 and Figure 1-4 for the identification of the parts. During the assembly, use pipe compound on all pipe fittings. Pipe compound is not required on the O- Ring fittings.

a.Insert the filter into the SUCTION PORT of the reservoir. This is the port that is located on the left side of the reservoir.

b.Attach the 1/2” street ell to the RETURN PORT on the reservoir. This is the port located on the right side of the reservoir.

c.Attach the reservoir to the backhoe as shown in the drawings that come with the pump kit.

d.Bolt the torque bar to the flange mounting of the pump. Use the bolts, lock washers and nuts supplied.

e.Connect all fittings as illustrated in the instruction with the PTO hydraulic pump kit for your backhoe.

Circuit When Back-

hoe is Removed

Quick Coupler

!CAUTION!

Do not connect the pressure supply hose to return port of the backhoe valve. This will destroy a hydraulic pump in seconds.

!CAUTION!

The hydraulic valve can be damaged by:

1.Reversing the flow of oil through the valve.

2.Hydraulic lines disconnected during transport.

3.Disconnecting the return line while the tractor is running.

4.A faulty quick couple.

5.More than 12 GPM of oil flow while operating the backhoe.

6.By connecting the backhoe to a tractor valve and actuating the valve in the wrong direction causing a reverse flow through the backhoe valve.

IMPORTANT: If removing backhoe from tractor, quick coupler reconnections should be made with tractor engine off.

Pressure Line

Power Beyond

 

Outlet

Inlet Valve of

 

Tractor Loader

Backhoe Valve

(Female

Valve

 

Return Hose From

 

Tractor Valve To Sump

 

 

(Male)

 

 

(Male)

 

Pump

Inlet

 

 

 

 

 

 

Valve

(Female

 

Tee

 

 

 

 

 

 

 

Tank

 

 

 

 

Press.

 

 

Oil Reservoir

 

 

 

(Backhoe,

 

 

Quick Coupler

Loader or

Suction Hose To Pump

 

Tractor Sump)

 

 

 

 

 

 

Suction Filter

Pressure Hose

Return Hose From

 

(Loader or Backhoe)

From The Pump

 

 

 

Backhoe Valve

Power Beyond Independent Hydraulic Systems

19388

 

Figure 1-3

10

10/28/05

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Contents Backhoes Table of Contents Important Safety Information Look For The Safety Alert SymbolBe Aware Signal Words For Your ProtectionUse Safety Lights and Devices Transport Machinery SafelyTransporting the Loader and Attachment Keep Riders Off MachineryPractice Safe Maintenance Prepare for EmergenciesWear Protective Equipment Avoid High Pressure Fluids Hazard838-380C 838-378C 838-379C818-339C 839-933C 839-932C Using This Manual ApplicationOwner Assistance Serial Number PlateBackhoe Operation, Maintenance & Safety Tips Power Beyond Hydraulic Systems Assembly and Set-UpTractor Requirements Skid Steer RequirementsPower Beyond & Closed Center Kit Closed Center Hydraulic SystemsChoose the Appropriate Hosing Independent PTO Hydraulic Pump SystemBackhoe Independent Hydraulic Systems For All Tractors For John Deere TractorsMounting The Backhoe Main Frame Boom Cylinder Inside Boom Stabilizer CylinderLower Link Hitch Bracket Installation Transport LockBackhoe Stabilizer Kit Installation Seat Assembly Bucket InstallationSkid Steer Hook-Up Optional Equipment Assemblies Locking BarRipper Tooth Preparing For Operation Operating The BackhoeTransporting The Backhoe Operating InstructionsControl Functions BoomDipper Stick And Bucket Digging Suggestions Digging at the Correct AngleObserve the following cautions while digging Dipper Stick & Boom AngleBucket Angle Maintenance Bucket Tooth ReplacementMaintenance and Lubrication StorageLubrication Bucket PivotBucket Pivot End of Stick Bucket Cylinder Base EndDipper Stick Cylinder Base End Boom Cylinder Rod EndBoom Pivots Both Sides Boom Pivot Unerneath at end of BoomBoom Cylinder Base End Stabilizer Cylinder Rod End Both SidesStabilizer Arms Both Sides Boom Swing PivotBoom Swing Cylinder Rod End Both Sides Boom Swing Cylinder Base EndSpecifications and Capacities BH25 Series BackhoesBH2585 Features and Benefits Features BenefitsTroubleshooting Problem Cause Solution Load drops when valveHydraulic System PerformanceTorque Values Chart For Common Bolt Size AppendixIn-tpi · m Ft-lb Mm x pitchWarranty Corporate Office P.O. Box Salina, Kansas 67402-5060 USA
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