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John Deere 750B, 850B Crawler Dozer Operation and Test manual

Price: 29.99 USD
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File specifications File size: 62.01 MB File ending in: pdf
To make it easier for you to choose the right manual, we have compiled various information for you below, such as model designations, types, and production years. The manual is relevant for the listed models: 750B, 850B / John Deere Construction John Deere 750B Crawler Dozer: Produced from the late 1980s to the early 1990s. John Deere 850B Crawler Dozer: Produced from the late 1980s to the early 1990s. Engine 750B specs: 6068T, 414cu in, 6 cylinders, Turbocharger, Gross Power 128hp, Net Power 120hp, Power Measured @ 2100rpm, 375lb ft, Torque Measured @ 1300rpm. Engine 850B specs: 6466A, 466cu in, 6 cylinders, Turbocharger, 175hp, 165hp, 1800rpm, 578lb ft. Manual Language: English Pages: 643 Printable: Yes Delivery: Download link will appear on the checkout page after your payment is complete. # ³ "Comprehensive John Deere 750B and 850B Crawler Dozer Manual/Parts Catalog - Your Ultimate PDF Download Resource for Maintenance, Repair, and Troubleshooting" Are you seeking an all-in-one guide for your John Deere 750B and 850B Crawler Dozer? Look no further! Our extensive manual and parts catalog is available for download in PDF format, designed to assist you with all your maintenance, repair, and troubleshooting needs. Engine Specifications/Technical Specs: • The John Deere 750B is powered by a 6-cylinder turbocharged diesel engine. • This engine produces 128 horsepower and has a displacement of 414 cubic inches. • The John Deere 850B is equipped with a 6-cylinder turbocharged diesel engine. • The 850B engine generates 180 horsepower and has a displacement of 466 cubic inches. • Both models feature a hydrostatic transmission for smooth operation. • The 750B and 850B have a maximum forward speed of 6.2 miles per hour. • The maximum reverse speed for both models is 7.9 miles per hour. • Both crawler dozers have a fuel tank capacity of 65 gallons. • The hydraulic system capacity for the 750B is 16.5 gallons, while the 850B holds 17.5 gallons. • The 750B has a blade width of 128 inches, while the 850B's blade spans 156 inches. • The 750B has a blade height of 41 inches, and the 850B's blade measures 48 inches in height. • Both models have a six-way blade for versatile operation. • The 750B has a blade capacity of 3.44 cubic yards, while the 850B can hold up to 4.63 cubic yards. • The 750B has an operating weight of 28,005 pounds, while the 850B weighs in at 34,090 pounds. • Ground pressure for the 750B is 5.5 psi, and for the 850B, it is 6.3 psi. • Both models feature a standard track gauge of 74 inches. • The 750B has a ground clearance of 15.1 inches, while the 850B's ground clearance is 17.6 inches. • The overall length of the 750B with the blade is 205 inches, while the 850B measures 230 inches. • The overall height of both models is approximately 120 inches. • The 750B has a track length of 96 inches, while the 850B's tracks measure 110 inches. • The 750B features a 12-volt electrical system, while the 850B uses a 24-volt system. • Both models have a standard alternator output of 65 amps. • The 750B and 850B are equipped with a sealed and lubricated track system. • The track rollers on both models are lifetime lubricated for reduced maintenance. • The 750B has a turning radius of 108 inches, while the 850B's turning radius is 120 inches. • Both models feature a hydraulic system with load-sensing capability. • The 750B and 850B have a maximum hydraulic pressure of 3,000 psi. • The hydraulic pump flow rate for both models is 42 gallons per minute. • The 750B and 850B are equipped with a wet disc steering clutch and brake. • Both models have a standard ROPS/FOPS cab for operator safety. Facts and Details: - The John Deere 750B and 850B Crawler Dozers are known for their versatility and productivity in various applications such as construction, agriculture, and forestry. - These dozers are designed with ergonomics in mind, providing a comfortable and efficient workspace for the operator. - The hydrostatic transmission allows for precise control and smooth operation, improving maneuverability and reducing operator fatigue. - The sealed and lubricated track system minimizes maintenance requirements and extends the life of the components. - These crawler dozers are equipped with John Deere's exclusive Total Machine Control system, which enables the operator to customize machine settings for optimum performance and efficiency. John Deere 750B and 850B Crawler Dozers are heavy-duty construction machines designed for earthmoving and land clearing tasks. While I don't have access to specific maintenance intervals or tuning tips for these models, I can provide you with some general maintenance information, common issues, available accessories, and popular modifications for crawler dozers. I can also give you an overview of the strengths and weaknesses of these models based on owner reviews. Maintenance Intervals and General Maintenance Tips: Maintenance intervals and specific maintenance procedures can vary depending on factors like usage, operating conditions, and manufacturer recommendations. It is best to refer to the respective manuals or consult with authorized John Deere service personnel for accurate maintenance information. General maintenance tips for crawler dozers: ► Regularly inspect and clean the undercarriage, including tracks, rollers, and idlers. ► Check and change engine oil, hydraulic fluid, and filters as recommended. ► Keep the machine properly lubricated, including greasing fittings and pivot points. ► Inspect and clean the air filters to ensure proper airflow. ► Check and maintain proper tension on the tracks. ► Inspect and tighten loose bolts and connections. ► Keep the machine clean and free from debris to prevent damage and overheating. ► Follow safe operating practices and adhere to all safety guidelines. Common Issues and Solutions: Common issues that may occur with crawler dozers can include: * Track wear or damage: Regularly inspect tracks for wear and replace them when necessary. Damaged components should be repaired or replaced promptly. * Hydraulic system leaks: Check for hydraulic fluid leaks and repair them to maintain proper system performance. * Engine performance issues: If the engine experiences problems such as overheating or loss of power, consult with a qualified technician to diagnose and address the underlying issue. * Electrical system problems: Troubleshoot electrical issues with the help of a professional technician to identify and resolve any wiring or component malfunctions. Tuning Tips and Modifications: Tuning tips and modifications for crawler dozers can vary depending on personal preferences and specific requirements. Some popular modifications that owners may consider include: + Enhanced undercarriage components: Upgrading to heavy-duty or high-performance undercarriage components can improve durability and traction. + Blade modifications: Installing specialized blades, such as angle blades or U-blades, can enhance the machine's versatility for different types of earthmoving tasks. + Operator comfort upgrades: Adding features like air-conditioning systems, ergonomic seating, or noise insulation can improve operator comfort during long working hours. + GPS and telematics integration: Integrating GPS and telematics systems can provide advanced tracking, monitoring, and data management capabilities for improved productivity and efficiency. Accessories and Aftermarket Options: There are various accessories and aftermarket options available for crawler dozers, including: ♦ Ripper attachments: Ripper attachments are used for breaking up hard soils or rocks. ♦ Winches: Winch attachments are useful for pulling heavy objects or assisting in recovery operations. ♦ Blade extensions: Blade extensions can increase the width and capacity of the dozer blade. ♦ Lights and work lamps: Additional lighting options can improve visibility during low-light conditions or night work. ♦ Radiator screens: Installing radiator screens can protect the radiator from debris and prevent overheating. Frequently Repaired Components: The specific components requiring frequent repairs may vary based on usage, maintenance practices, and operating conditions. However, some components that may commonly require attention or repairs on crawler dozers include: → Undercarriage components: Tracks, rollers, and idlers may experience wear and require periodic replacement or adjustment. → Hydraulic system: Seals, hoses, and fittings within the hydraulic system can develop leaks and may need repair or replacement. → Engine components: Engine-related issues such as fuel system problems, cooling system failures, or electrical malfunctions might require regular attention and repairs. → Blade and ripper components: The blades and rippers may encounter wear or damage due to heavy use, and repairs or replacements may be necessary. → Remember, it's important to refer to the manufacturer's guidelines and consult with authorized John Deere service personnel for accurate information on maintenance, repairs, and modifications specific to the John Deere 750B and 850B Crawler Dozers. To initiate the OEM manual download, simply visit www.repairloader.com and complete your purchase through PayPal's secure platform. Upon successful completion of your payment, you will promptly receive an email containing all necessary download details for your authentic John Deere repair guide. The download link will be available on the checkout page as soon as the payment is processed. Please ensure that you download and save the manual within three days. §
Price: 29.99 USD
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