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 following models are covered by this manual: 670, 770, 790, 870, 970, 1070 70 Compact Series / John Deere (Yanmar built), Japan
John Deere 670 (1989-1997)
John Deere 770 (1989-1998)
John Deere 790 (2000-2007)
John Deere 870 (1989-1998)
John Deere 970 (1989-1998)
John Deere 1070 (1989-1998)
Engine 670: Yanmar 3TNA72, diesel, 3-cylinder, liquid-cooled, 53.6 ci, 0.9 L, 2.83x2.83 inches, 72 mm x 72 mm, 19.3 hp, 14.4 kW, indirect injection, 22.3:1
Engine 770: Yanmar 3TN82-RJX, diesel, 3-cylinder, liquid-cooled, 83.1 ci, 1.4 L, 3.22x3.39 inches, 82 x 86 mm, direct injection, 18.1:1, air intake heater,
Engine 790: Yanmar 3TNE84, diesel, 3-cylinder, liquid-cooled, serial number 592445, 91.3 ci, 1.5 L, 3.3x3.5 inches, 84 x 89 mm, 30 hp, 22.4 kW, 18:1.
Engine 870: Yanmar 3TN84, diesel, 3-cylinder, liquid-cooled, 87.3 ci, 1.4 L, 3.31x3.39 inches, 84 x 86 mm, 17.8:1, 800-2775,
Engine 970: Yanmar 4TN82, diesel, 4-cylinder, liquid-cooled, 110.8 ci, 1.8 L, 3.22x3.39 inches, 82 x 86 mm, 18.1:1.
Engine 1070: Yanmar 4TN84, diesel, 4-cylinder, liquid-cooled, 116.3 ci, 1.9 L, 3.31x3.39 inches, 84 x 86 mm, 38.5 hp, 28.7 kW, 17.8:1,
Production year(s): 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
Total pages: 1020
Publication number.: TM1470
Sections included in this John Deere manual:
Mechanical Front-Wheel Drive - 870
Mechanical Front-Wheel Drive - 970/1070
Mid-Mount PTO
Brake Repair - 670/770/790
Brake Repair - 870/970/1070
Rockshaft - 670/770/790
Rockshaft - 870/970/1070
POWER TRAIN - 670/770/790
Engine
Manual Language: English
Delivery: Download link will appear on the checkout page after your payment is complete.
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"Buy the Ultimate Utility Tractor: Manual Download for John Deere 670, 770, 790, 870, 970, 1070"
Looking to enhance your agricultural operations? Look no further than the John Deere 670, 770, 790, 870, 970, and 1070 utility tractors. These robust machines combine power, versatility, and reliability to tackle a wide range of tasks on the farm or job site. To assist you in optimizing their performance, a comprehensive manual download is now available. Explore the engine specifications, maintenance intervals, tuning tips, accessories, and more to make the most of your John Deere utility tractor.
Engine Specifications/Technical Data:
• The John Deere 670 utility tractor is equipped with a 16 horsepower engine.
• The John Deere 770 utility tractor boasts a 23 horsepower engine.
• The John Deere 790 utility tractor features a 27 horsepower engine.
• The John Deere 870 utility tractor offers a 30 horsepower engine.
• The John Deere 970 utility tractor comes with a 33 horsepower engine.
• The John Deere 1070 utility tractor is powered by a 39 horsepower engine.
• All models feature liquid-cooled, four-stroke diesel engines.
• The tractors have a displacement range of 1.5 to 1.9 liters.
• The engines utilize direct injection for improved fuel efficiency.
• They feature a 3-cylinder design for optimal power delivery.
• The tractors employ a dry air cleaner for effective filtration.
• The engine oil capacity ranges from 4.3 to 6.0 liters.
• The cooling system has a capacity of 7.6 to 8.7 liters.
• The tractors have a 12-volt electrical system.
• They are equipped with glow plugs for reliable cold starting.
• The models feature a mechanical governor for precise engine control.
• The engines operate at a rated speed of 2500 to 2600 RPM.
• The tractors offer a torque reserve of 30 to 38% for heavy-duty tasks.
• They come with a dual-element air filter to prevent dust and debris ingress.
• The fuel tank capacity ranges from 24.6 to 37.8 liters.
• The tractors have a transmission-driven hydraulic pump for auxiliary functions.
• They feature a dual-range transmission with 8 forward and 2 reverse speeds.
• The tractors offer a differential lock for increased traction.
• They come with a 540 RPM rear PTO (Power Take-Off) for powering implements.
• The models offer a hydraulic system with a capacity of 17.7 to 25.5 liters.
Facts and Details:
- The John Deere 670 utility tractor was manufactured from 1989 to 1997.
- The John Deere 770 utility tractor was produced from 1989 to 1998.
- The John Deere 790 utility tractor was manufactured from 2000 to 2007.
- The John Deere 870 utility tractor was produced from 1989 to 1998.
- The John Deere 970 utility tractor was manufactured from 1989 to 1998.
- The John Deere 1070 utility tractor was produced from 1989 to 1998.
- These tractors are known for their durability and longevity.
- They offer excellent maneuverability in tight spaces.
- The tractors feature power steering for effortless operation.
- They come with a comfortable operator station for reduced fatigue.
- The models offer a 3-point hitch for easy implement attachment.
- They have a rear hydraulic lift capacity of 680 to 1085 kilograms.
- The tractors feature sturdy construction for enhanced stability.
- They offer a wide range of implements and attachments for versatile applications.
Maintenance Intervals, Tips, and Common Issues:
► Regular maintenance intervals include engine oil/filter changes every 100 hours.
► Hydraulic oil and filter changes are recommended every 500 hours.
► Grease all fittings every 10 hours or as needed.
► Check and clean the air filter regularly to ensure optimal engine performance.
► Inspect and adjust the fan belt tension as per the manufacturer's guidelines.
► Keep the radiator and cooling fins clean to prevent overheating.
► Monitor tire pressure and adjust as needed for proper traction and stability.
► Common issues may include fuel system contamination and clogged filters.
► Ensure proper fuel quality and storage to avoid fuel-related problems.
► In case of starting difficulties, check the glow plugs and battery condition.
► Regularly inspect and clean electrical connections to prevent connectivity issues.
► Address hydraulic leaks promptly to avoid potential system failures.
► Consult the manual or authorized service centers for troubleshooting and repairs.
Tuning Tips or Modifications:
* Consider upgrading to a high-flow air intake system for increased engine performance.
* Install a performance exhaust system to enhance exhaust flow and power.
* Upgrading the fuel injection system can improve fuel efficiency and power output.
* Fit larger tires for improved traction and ground clearance in challenging terrain.
* Install a power chip or tuner for customized engine tuning and performance gains.
* Consider adding a front-end loader attachment for enhanced versatility.
* Install additional lighting or work lights for improved visibility in low-light conditions.
Accessories and Attachments:
■ Front-end loaders for material handling and loading tasks.
■ Backhoes for digging and excavation.
■ Rotary cutters for clearing brush and vegetation.
■ Box blades for grading and leveling surfaces.
■ Rear-mounted mowers for lawn care and maintenance.
■ Post hole diggers for fence installation.
■ Snow blowers for clearing snow-covered areas.
■ Tillers for soil preparation and cultivation.
■ Bale spears for handling hay bales.
■ Grapples for grabbing and moving bulky objects.
■ Implements for cultivating, planting, and harvesting crops.
■ Pallet forks for lifting and moving pallets.
■ Blades for pushing and clearing debris.
Owner Reviews and Opinions:
The strengths of these utility tractors include their reliability, ease of use, and versatility. Owners appreciate the powerful engines, sturdy construction, and excellent maneuverability. They find the tractors to be well-suited for a wide range of tasks, from landscaping to agricultural work. Some common weaknesses mentioned by owners include limited hydraulic capacity and occasional issues with electrical components. However, overall, these tractors are highly regarded for their performance and longevity.
The John Deere 670, 770, 790, 870, 970, and 1070 utility tractors offer a winning combination of power, durability, and versatility. With their robust engines, comfortable operator stations, and extensive range of accessories and attachments, these tractors are designed to tackle various tasks with ease. By following recommended maintenance intervals and implementing tuning tips or modifications, owners can further optimize the performance of these machines. Whether you're a farmer, landscaper, or property owner, the John Deere utility tractors are a reliable choice to enhance your productivity.
Frequently Repaired Parts and Repairs:
→ Common repairs include fuel system components such as injectors and fuel pumps.
→ Electrical components like starter motors and alternators may require occasional replacement.
→ Hydraulic system repairs may involve seals, hoses, or control valves.
→ Regular replacement of filters, such as oil, fuel, and air filters, is necessary.
→ Cooling system repairs may involve radiator or water pump replacement.
→ Steering components, such as tie rods and steering cylinders, may require periodic maintenance.
→ Clutch and transmission repairs may be needed due to wear or slippage.
→ Brakes, including brake pads and discs, may require replacement over time.
→ PTO (Power Take-Off) components, such as clutch plates or bearings, may require attention.
→ Regular inspection and maintenance of tires and wheels are essential to ensure optimal performance.
→ Regular lubrication of moving parts, such as pivot points and linkage, is necessary.
→ Ignition system repairs may involve spark plugs, ignition coils, or wiring replacement.
Purchase the PDF manual for John Deere tractors and gain access to detailed shop instructions. Upon completing your purchase, you will receive the download link for the authentic John Deere OEM shop manual and parts list. The link will appear on the checkout page after the payment, and you will also receive an immediate payment confirmation email.
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