1986963C1 Hydraulic Gear Pump for John Deere Tractor 10 Series 510, 710

The 1986963C1 hydraulic gear pump is a high-performance hydraulic component, specifically designed for John Deere 10 series tractors (such as models 510 and 710). This tractor hydraulic pump plays a crucial role in the tractor’s hydraulic system. It can efficiently generate and regulate the hydraulic pressure required to operate various functions, such as steering, lifting, and other hydraulic devices. The tractor hydraulic gear pump is a gear-type hydraulic pump, which means it uses meshing gears to discharge hydraulic oil and generate pressure.

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The 1986963C1 hydraulic gear pump is a high-performance hydraulic component, specifically designed for John Deere 10 series tractors (such as models 510 and 710). This tractor hydraulic pump plays a crucial role in the tractor's hydraulic system. It can efficiently generate and regulate the hydraulic pressure required to operate various functions, such as steering, lifting, and other hydraulic devices.

The tractor hydraulic gear pump is a gear-type hydraulic pump, which means it uses meshing gears to discharge hydraulic oil and generate pressure. This design is renowned for its durability, reliability and ability to handle high-voltage applications. It is made of precision engineering materials and ensures long-lasting performance and wear resistance even under harsh agricultural loads.

1986963C1 Hydraulic Gear Pump for John Deere Tractors

1986963C1 Hydraulic Gear Pump Specifications

Compatibility with Case IH Tractors

This hydraulic pump is compatible with a wide range of Case IH tractor models, including:

33 Series: 433, 533, 633, 733, 833
Series 40: 440, 540, 640, 740, 840, 940
Series 43: 743, 743XL
44 series: 644, 744, 844, 844S, 844XL
Series 45: 745S, 745XL, 845, 845XL
Classic Series: 353, 383, 423, 453, 523, 624, 654, 724, 734, 824

Compatibility with John Deere Tractors

10 Series: 510, 710

Applied to:	John Deere Tractor
OEM Ref.No.:	1986963C1, 05104153
Nominal Displacement:	9.0ml/r
Maximum Pressure·	140bar
Rotational Speed:	500-3000r/min
Controlled Flow Rate:	6.0L/min
Fuel Feed Hole:	Φ20
Fuel Discharge Hole:	Φ15
Direction of Rotation:	Left (Anti-clockwise)

Tractor Hydraulic Pump Design Features

Gear Mechanism for Fluid Movement
The hydraulic gear pump utilizes a gear mechanism where two intermeshing gears rotate to displace hydraulic fluid. This design ensures consistent fluid flow and pressure generation, which is critical for powering various hydraulic functions in tractors.
Durable Housing Material
The tractor hydraulic pump housing is constructed from high-strength materials, such as cast iron or aluminum alloy. These materials provide exceptional durability and resistance to wear, ensuring the pump can withstand prolonged use in demanding agricultural environments without failure.
High-Pressure Capability
The design supports high-pressure operation, allowing the hydraulic system to perform heavy-duty tasks. This includes lifting heavy implements, powering attachments, and maintaining stable pressure for steering and braking functions during challenging workloads.
Compact and Lightweight Design
Despite its robust construction, the hydraulic pumps for tractors are compact and lightweight. This allows for easy integration into the tractor’s hydraulic system, ensuring efficient space utilization without compromising on performance or durability in tight compartments.
Efficient Sealing System
The hydraulic pump tractor includes an advanced sealing system to minimize fluid leaks and maintain maximum hydraulic efficiency. This design feature reduces energy loss, lowers maintenance needs, and ensures reliable hydraulic performance even under high-pressure conditions.
Low Maintenance Requirements
The tractor hydraulic gear pump is designed with minimal moving parts and a simple mechanism, reducing wear and tear over time. This simplicity results in low maintenance requirements, ensuring long-term reliability and reduced operational downtime for the tractor.

Hydraulic Gear Pump for John Deere Tractor

Tractor Hydraulic Gear Pump Troubleshooting

Low Hydraulic Pressure or Flow
If the tractor's hydraulic functions are sluggish or weak, it could indicate internal wear in the gear pump, such as worn gears or damaged seals. Inspect the pump's internal components for excessive wear and replace any defective parts to restore proper function.
Excessive Noise from the Pump
Unusual noises, such as whines or grinding sounds, may result from air trapped in the hydraulic system or worn bearings in the tractor hydraulic pump. Check for air leaks in the suction line, ensure proper bleeding of the hydraulic system, and inspect the bearings for damage.
Overheating of Hydraulic Fluid
Overheating can occur if the hydraulic pump in tractor operates under excessive load or has internal inefficiencies, such as worn gears or clogged filters. Check the hydraulic system for blockages, clean or change filters, and ensure the pump is not running beyond its capacity.
Fluid Leaks Around the Pump
Leaks around the tractor hydraulic gear pump housing or at connection points may be due to damaged seals, worn gaskets, or loose fittings. Inspect the seals and gaskets for wear, tighten any loose connections, and replace faulty components to prevent further fluid loss.
Erratic Hydraulic Performance
Fluctuations in hydraulic performance or intermittent operation can be caused by air bubbles, contaminated fluid, or a failing hydraulic pump. Verify that the hydraulic fluid is clean and at the correct level, and check for air intrusion in the system before examining the tractor hydraulic pumps for mechanical faults.
Pump Fails to Prime
If the hydraulic pump for tractor fails to draw in hydraulic fluid, it may be due to a clogged suction line, insufficient fluid levels, or internal damage. Inspect the suction line for blockages, ensure fluid levels are adequate, and evaluate the pump's internal components for any signs of damage or wear.