John Deere 950 : Parts, PDF Manuals, Diagrams

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John Deere 950

The John Deere 950 is a compact utility tractor produced from 1978 to 1989, designed primarily for agricultural use. It features a robust Yanmar 1.7L three-cylinder diesel engine, delivering a gross power output of 31 horsepower and a power take-off (PTO) rating of 27 horsepower.

The tractor is available in both two-wheel drive (2WD) and four-wheel drive (4WD) configurations, with an operating weight ranging from 2,700 to 3,000 pounds depending on the drive type.

The transmission system of the John Deere 950 includes an eight-speed gear setup, providing versatility for various farming tasks. It is equipped with manual steering as standard, although power steering was offered as an option.

The hydraulic system operates on an open center design, with capacities varying slightly based on production years—early models have a capacity of 4.75 gallons, while later versions can hold up to 5.25 gallons.

In terms of dimensions, the tractor has a wheelbase of 68.9 inches and comes fitted with front tires sized at 5.00-15 and rear tires at 11.2-24. The John Deere 950 is compatible with several attachments, including mid-mount mower decks, snowblowers, blades, front-end loaders, and backhoes, making it highly versatile for different agricultural applications.

Originally priced at approximately $8,670 in 1983 and $12,000 by 1988, the John Deere 950 was well-regarded for its durability and performance. Users have praised its reliability in various conditions and its capability to handle a range of tasks effectively. Overall, the John Deere 950 remains a respected model within the compact utility tractor category.

John Deere 950 Parts

The John Deere 950 is a compact utility tractor that requires various parts for maintenance and repair. Key components include the Yanmar 1.7L three-cylinder diesel engine, which is known for its reliability and efficiency. The tractor features an eight-speed transmission, available in both two-wheel drive and four-wheel drive options, allowing for versatility in different agricultural tasks.

Parts for the John Deere 950 can be categorized into several areas:

1. Engine Components: This includes filters, gaskets, and belts that ensure the engine operates smoothly. Regular maintenance of the air cleaner and fuel filters is crucial for optimal performance.

2. Transmission Parts: Essential parts such as gears, clutches, and seals are necessary for the transmission system to function effectively. The dry disc clutch is a critical component that may require replacement over time.

3. Hydraulic System: The open center hydraulic system includes hydraulic pumps, hoses, and fittings that facilitate the operation of attachments like loaders and backhoes. Maintaining hydraulic fluid levels is essential for system efficiency.

4. Electrical System: This encompasses the alternator, battery, and wiring harnesses. The John Deere 950 typically uses a 12-volt battery system, and ensuring proper electrical connections is vital for reliable operation.

5. Tires and Wheels: The tractor uses specific tire sizes (front: 5.00-15; rear: 11.2-24) that may need replacement due to wear or damage.

6. Attachments: The John Deere 950 can be equipped with various attachments such as mower decks, snowblowers, and front-end loaders, each requiring specific parts for installation and operation.

For accurate replacement parts, users can refer to parts diagrams or consult with John Deere dealers to ensure they obtain genuine components tailored for the John Deere 950 model.

John Deere 950 Specs

The John Deere 950 is a compact utility tractor produced from 1978 to 1989. It is powered by a Yanmar 3T90-J diesel engine with three cylinders, providing a gross output of 31 horsepower at 2,400 RPM. The engine has a displacement of 1.7 liters (105 cubic inches) and features a liquid cooling system. The tractor is available in both two-wheel drive (2WD) and four-wheel drive (4WD) configurations.

The transmission consists of an eight-speed gear system with two reverse gears, utilizing a dry disc clutch. The tractor has a maximum drawbar capacity of 825 pounds and a power take-off (PTO) speed of 540 RPM. The hydraulic system operates on an open center design, with hydraulic pressures reaching up to 2,030 psi.

In terms of dimensions, the John Deere 950 has a wheelbase of 68.9 inches, a length of 122 inches, and a width of 53.3 inches. The height at the hood is approximately 53.1 inches, and it offers a ground clearance of 15.3 inches. The tractor weighs between 2,700 pounds for the 2WD version and up to 3,000 pounds for the 4WD version.

The fuel tank capacity is 8.5 gallons, while the hydraulic system can hold either 4.75 or 5.25 gallons depending on the model year. The standard front tires are sized at 5.00-15, and the rear tires can be either 11.2-24 or 12.4-28.

Overall, the John Deere 950 is recognized for its reliability and versatility in various agricultural applications, making it a popular choice among compact utility tractors during its production years.

John Deere 950 Prices

The John Deere 950, a compact utility tractor, had its original prices set at $8,670 in 1983 and increased to $12,000 by 1988. These prices reflect the tractor’s value during its production years from 1978 to 1989. The pricing indicates a significant appreciation over the years, likely due to its reliability and performance in agricultural tasks.

In the used market today, prices for the John Deere 950 can vary widely based on factors such as condition, hours of use, and included attachments. Generally, well-maintained models may range from $5,000 to $10,000. The availability of parts and service support also influences the resale value, as the tractor is known for its durability and ease of maintenance.

The John Deere 950 is recognized for its versatility, able to accommodate various attachments like mowers, loaders, and backhoes, which can also affect pricing depending on what is included in a sale. Overall, the pricing history and current market values reflect the tractor’s reputation as a dependable option for small to medium-sized farms.

John Deere 950 Parts Diagram

The John Deere 950 parts diagram provides a detailed visual representation of the tractor’s components, facilitating maintenance and repair. Key sections of the diagram include the engine assembly, transmission, hydraulic system, and various attachments.

1. Engine Assembly: This section illustrates the Yanmar 1.7L three-cylinder diesel engine, highlighting essential parts such as the fuel system, air intake, and cooling components.

2. Transmission: The diagram outlines the eight-speed transmission system, including gears, clutches, and linkage mechanisms that enable smooth operation in both two-wheel and four-wheel drive configurations.

3. Hydraulic System: This part of the diagram shows the open center hydraulic system, detailing hydraulic pumps, hoses, and control valves that manage the operation of attachments like loaders and backhoes.

4. Electrical System: The electrical components are also represented, including the alternator, battery connections, and wiring harnesses that power the tractor’s systems.

5. Chassis and Frame: The structure of the tractor is depicted, showing how various components are mounted to the chassis for stability and support during operation.

6. Tires and Wheels: The diagram includes information on tire sizes and wheel assemblies that contribute to the tractor’s mobility and load-bearing capabilities.

Overall, the parts diagram serves as a valuable resource for owners and technicians to identify specific components for service or replacement, ensuring that the John Deere 950 remains operational and efficient in agricultural tasks.

John Deere 950 Dozer

The John Deere 950 dozer, part of the P-Tier series, is a large and powerful machine designed for heavy-duty applications.

It features a net power range of 198 to 209 kW (265 to 280 horsepower) at 1,800 RPM, making it suitable for various tasks such as grading, dozing, and earthmoving. The operating weight of the dozer ranges from 29,606 kg to 33,431 kg (65,300 lb to 73,700 lb), providing stability and strength for demanding projects.

The dozer is equipped with a six-way power/angle/tilt (PAT) blade that measures 184 inches wide and has a capacity of 8.6 cubic yards. This blade allows operators to cover more ground efficiently while maintaining control over the material being moved.

The dual-path hydrostatic transmission system enhances performance by delivering continuous power to the ground, allowing for smooth operation and easy maneuverability.

Operator comfort is prioritized in the design of the 950 dozer, featuring a fully enclosed cab with climate control options and an ergonomic high-back seat that adjusts for optimal positioning. The cab design includes improved visibility with larger windows and a lowered hood, enhancing safety and operational efficiency.

Additional features include programmable hydraulic settings that allow customization of machine response based on operator preference and job requirements. The dozer also incorporates advanced eco mode technology that optimizes fuel consumption without sacrificing performance.

Overall, the John Deere 950 dozer combines power, versatility, and operator comfort, making it an ideal choice for construction and earthmoving tasks in various environments.

John Deere 950 Horsepower

The John Deere 950 tractor features a gross engine power of 31 horsepower (23.1 kW) at 2,400 RPM, making it suitable for various agricultural tasks. The drawbar power is claimed to be 23 horsepower (17.2 kW), while the power take-off (PTO) power is rated at 27 horsepower (20.1 kW). Tested figures show a slightly lower drawbar power of 22.12 horsepower (16.5 kW) and a PTO power of 27.36 horsepower (20.4 kW).

The tractor is equipped with a Yanmar 3T90-J diesel engine, which has a displacement of 1.7 liters and operates with a compression ratio of 20.4:1. This engine’s design contributes to the tractor’s efficiency and performance in various farming applications, providing reliable power for tasks such as tilling, mowing, and hauling.

Overall, the John Deere 950 is recognized for its compact size and versatility, making it a popular choice among small to medium-sized farms looking for a dependable utility tractor.

John Deere 950 Problems

The John Deere 950 tractor has several common problems reported by users, primarily related to its hydraulic system and engine performance.

1. Hydraulic Issues: Many users experience problems with the hydraulic system, including sluggish or jerky operation of the lift and attachments. Common causes include incorrect plumbing of hydraulic valves, malfunctioning relief valves, and airlocks in the system. Some have reported that after changing fluids and filters, the hydraulics improved temporarily before reverting to sluggish performance. Issues with the three-point hitch not lifting properly are also noted, often linked to control valve problems or improper hose connections.

2. Engine Problems: Engine-related issues include fuel starvation, where the tractor stalls after running for a short time. Users have reported that the injector pump can become gummed up, leading to inadequate fuel delivery to the injectors. Other symptoms include excessive blow-by smoke and unusual noises from the engine compartment, which may indicate internal damage or wear.

3. Electrical and Wiring Issues: Corroded or damaged wiring is another concern, especially in older models that may have sat unused for extended periods. Users have had to replace batteries and repair wiring harnesses to restore functionality.

4. General Maintenance Concerns: Regular maintenance is crucial for preventing many of these issues. Users have found that neglecting routine checks can lead to more significant problems over time.

Overall, while the John Deere 950 is generally reliable, it can face challenges typical of older tractors, particularly in hydraulic performance and engine reliability.

John Deere 950 Manual

The John Deere 950 manual provides essential information for operating and maintaining the compact utility tractor. It covers various aspects such as specifications, features, and troubleshooting tips.

Specifications: The manual includes details about the engine, which is a Yanmar 1.7L three-cylinder diesel with a gross power of 31 horsepower. It outlines the tractor’s dimensions, including its weight (2,700 to 3,000 pounds), wheelbase (68.9 inches), and fuel tank capacity (8.5 gallons). The hydraulic system capacity is also specified, with options for 4.75 or 5.25 gallons.

Operation: Instructions on how to operate the tractor are included, detailing the eight-speed transmission system and the use of the power take-off (PTO). The manual emphasizes safety precautions and proper handling techniques to ensure effective operation and prevent accidents.

Maintenance: The manual provides guidelines for routine maintenance tasks such as checking fluid levels, changing filters, and inspecting belts and hoses. It stresses the importance of regular maintenance to prolong the tractor’s lifespan and maintain optimal performance.

Troubleshooting: Common problems and their solutions are addressed, including hydraulic issues, engine performance concerns, and electrical system checks. The manual offers diagnostic tips to help users identify and resolve issues efficiently.

Overall, the John Deere 950 manual serves as a comprehensive resource for operators, ensuring they can effectively use and maintain their tractor while maximizing its capabilities in various agricultural tasks.

John Deere 950 Loader

The John Deere 950 loader is designed to enhance the functionality of the John Deere 950 tractor, making it a versatile tool for various loading and lifting tasks. Typically paired with the John Deere 80 loader, the combination allows operators to efficiently handle materials in residential and agricultural settings.

The loader has a maximum lift capacity of 920 pounds at full height, with a breakout force of approximately 1,800 pounds, which can increase to 2,060 pounds when the bucket is on the ground. The loader’s bucket is 53 inches wide and is capable of reaching a maximum height of 8 feet. It can dump material at a height of around 6 feet and has a dump reach of about 2 feet, allowing for effective material placement even in hard-to-reach areas.

Loader operation is efficient, with the ability to raise from ground level to maximum height in about 4.3 seconds and lower back down in approximately 2.6 seconds. The bucket’s dump cycle takes about 4.7 seconds, while rollback occurs in about 2.8 seconds, contributing to its productivity.

Overall, the John Deere 950 loader enhances the tractor’s capabilities, making it suitable for tasks such as grading, digging, and transporting materials efficiently while maintaining precision and safety during operation.

John Deere 950 Hydraulic Filter

The John Deere 950 hydraulic filter is a critical component of the tractor’s hydraulic system, responsible for maintaining fluid cleanliness and ensuring proper operation of hydraulic functions. Users have reported various issues related to the hydraulic filter, particularly during fluid changes.

Common problems include mismatches between the specified hydraulic filter and the actual filter installed on the tractor. For instance, some users have encountered situations where the replacement filter did not fit properly due to differences in thread sizes or configurations. This can lead to significant hydraulic issues, such as loss of power steering or failure of the three-point hitch to lift.

When changing the hydraulic filter, it is essential to use the correct part number to avoid compatibility issues. Some users have found that using filters intended for other models, like the John Deere 1050, may work better than those listed in parts manuals for the 950. Additionally, improper installation or using incorrect hydraulic fluid can exacerbate problems, leading to sluggish or inoperative hydraulics.

Cleaning the hydraulic screen filter is also recommended as part of routine maintenance. A clogged screen can restrict fluid flow and affect overall hydraulic performance. Users have noted improvements in hydraulic responsiveness after cleaning or replacing filters and ensuring that the correct hydraulic fluid is used.

Overall, attention to detail during maintenance and ensuring compatibility with replacement parts are crucial for the effective functioning of the John Deere 950’s hydraulic system.

John Deere 950 Zero Turn

The John Deere 950 Zero Turn Mower is part of the ZTrak series, designed for commercial mowing applications. It features a powerful engine, typically offering around 27 horsepower, which provides strong performance and efficiency for various mowing tasks. The mower is equipped with a 7-Iron PRO mowing deck, known for its durability and ability to deliver a high-quality cut in diverse conditions.

Operators can choose from different deck sizes, including options for side discharge and rear discharge, allowing for versatility based on specific mowing needs. The cutting height can be easily adjusted from approximately 1 inch to 5.5 inches using a tool-free system, enhancing productivity by allowing quick changes without leaving the operator’s seat.

The Z950 also includes ergonomic control levers that reduce operator fatigue and improve comfort during extended use. It features a hydrostatic transmission that allows for smooth speed adjustments and easy maneuverability, with travel speeds up to 12 mph forward and 4.5 mph in reverse.

Maintenance is made straightforward with accessible components, including an easy-to-service air filter and fuel tank. The mower’s design incorporates safety features such as an operator presence starting system to prevent accidental starts.

Overall, the John Deere 950 Zero Turn Mower combines power, comfort, and efficiency, making it suitable for professional landscapers and those needing reliable performance in commercial mowing environments.