Bush Hog Understanding Backhoe Loader Valves for Optimal Performance

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BUSH HOG BACKHOE & BUSH HOG LOADER VALVE

FIGURE 23

NOTE: Large loader valve shown. Small loader valve porting is different. Refer to loader operator’s manual for different valves.

Inlet

Bush Hog Loader Valve

Outlet

Open Center

Plug

Power Beyond

Plug

(Supplied With Valve)

	Tractor
Backhoe	Pressure Outlet
	Outlet

Plug

Inlet

Pipe Tee

Return Line

Tractor Reservoir Port

IMPORTANT: Never connect the return hose to a tractor remote coupler which can be pressurised. Accidental pressurization can cause serious damage to backhoe valve.

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Contents Bush HOG Congratulations Backhoes This Limited Warranty Shall not Apply Disclaimer of Implied Warranties & Consequential DamagesDealer Preparation Check List 665H 765H 865H 965H BackhoesTractor BackhoeTransportation Adjustments and InspectionAvoid HIGH-PRESSURE Fluids Safety Decals Osha Regulations Employee Tractor Operating InstructionsThis Act Seeks Child Labor Under 16 Years OldEngine Speed Keep bystanders a safe distance awayControls Page Transporting the Backhoe When Transporting Placing the StabilizersFilling the Bucket Dumping the BucketFinishing Straight Walls Side Slope Excavating or TrenchingMiscellaneous BackfillingHydraulic System Hoses Beginning of SeasonBleeding Backhoe Hydraulic System Hydraulic System ReservoirTightening Nuts and Bolts Tooth ReplacementLubrication Install the swing safety lock pin as shown in Figures 1 Removal from Tractor StorageHydraulic Trouble Shooting Stabilizer Pads 765H, 865H and 965HCauses and Corrections Replace Center Section Assemblies Replacing Spool SealsAssembly Do not cut any strapping that fastens the back Be sure hoist Used is suitable, has suffiCient capacity and is in the proper position. Do Hoe mainframe and swing frame to the skid atAssembly Refer to Figures 13 Attaching KIT Instructions For 865H General DescriptionAssembly Hydraulic Hook-Up Closed Center System 665H &765H Hook-Up Requirements Hook-Up DiagramHydraulic Hook-Up 865H & 965H Backhoe OperationAttaching KIT Instructions For 965H Assembly Refer to Tractor Preparation For Tractors with OPEN-CENTER Hydraulic SystemsBackhoe Preparation Assembly of a Bush HOG Backhoe to a Bush HOG Loader Valve Bush HOG Backhoe & Bush HOG Loader Valve Assembly Outlet Or 8 GPM PTO Pump KIT Assembly10 .5 GPM PTO Pump KIT 11 .5 GPM PTO Pump KITGPM Pump KIT Pump Plate PositionsSeries Models 665H and 765H Models 865H Shown 965H Page Bush HOG, L.L.C

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