This comprehensive John Deere 2155, 2355N, 2355, 2555, 2755, 2855N, 2955, 3155 Tractors Service + Operation and Tests Technical Manual is your complete guide to understanding and maintaining your tractor. It includes detailed instructions, high-quality diagrams, and exploded views to help you tackle any repair or maintenance task with confidence.

The manual is organized into sections covering every aspect of your tractor, from safety procedures to engine systems, fuel and air intake, electrical systems, power train, steering and brakes, hydraulic systems, and the operator's station. You'll find thorough explanations for each component, along with step-by-step instructions for:

**Engine Systems:**
This section details the radiator and viscous fan drive, engine tests, and everything you need to know about keeping your engine running smoothly.

**Fuel and Air Intake:**
Learn all about the fuel tank, auxiliary fuel tank, water trap, cold weather starting aids, speed control linkage, and air cleaner.

**Electrical Systems:**
This comprehensive section covers general electrical information, electrical diagrams (with and without SGB or ROPS), circuit diagnosis, testing components, starting motor, and alternator.

**Power Train:**
Dive into the intricacies of your tractor's clutch operating linkages, engine single-stage clutch (with and without reverser), engine dual-stage clutch, hi-lo shift unit, reverser, creeper transmission, transmission shift linkages, synchronized transmission and transmission oil pump, collar shift transmission and transmission oil pump, differential, final drive, independent PTO, continuous-running PTO, front PTO, and front wheel drive U.J. drive shaft and disk clutch.

**Steering System and Brakes:**
The manual provides detailed information on hydrostatic steering, power steering, hydraulic brakes, and handbrake systems.

**Hydraulic System:**
Learn about the operation and tests of the hydraulic system, valves, filters, oil cooler and oil reservoir, hydraulic pumps, rockshaft, selective control valves (spool type and poppet valve type), ISO breakaway couplers, ISO quick couplers, and remote cylinder.

**Operator's Station:**
This section provides specifications, special tools, information on the air conditioning system, cab ventilation and heating system, and more.

This service manual is an invaluable resource for anyone who wants to keep their John Deere tractor in top condition. Whether you're a seasoned mechanic or a DIY enthusiast, you'll find everything you need to confidently perform repairs, maintenance, and troubleshooting.

The John Deere 2155, 2355N, 2355, 2555, 2755, 2855N, 2955, and 3155 tractors were a series of versatile agricultural machines produced by John Deere from the late 1970s to the mid-1980s. These tractors were known for their robust construction, powerful engines, and advanced features for their time. They were designed to handle a wide range of tasks, including plowing, planting, harvesting, and hauling, making them suitable for both small-scale and large-scale farms. The series featured various engine options, with the 2155 and 2355 models powered by 6-cylinder diesel engines, while the larger models, such as the 2755 and 3155, were equipped with powerful 8-cylinder engines. These tractors were also available with different transmission options, including manual, powershift, and hydrostatic transmissions, allowing operators to choose the best fit for their specific needs and working conditions.

The John Deere 2155 through 3155 series tractors incorporated several innovative features that enhanced their efficiency and operator comfort. These features included power steering, adjustable suspension, and a comfortable operator cab with excellent visibility. The tractors were also equipped with various hydraulic systems that provided power for implements and attachments. The John Deere 2155 through 3155 series tractors played a significant role in modernizing agricultural practices during their production run. Their reliability, durability, and advanced capabilities made them popular choices among farmers worldwide. Despite being discontinued, these tractors remain valuable assets for farmers who require robust and reliable machinery for their operations. The TM4436 technical manual, which is specifically designed for these models, provides comprehensive information on maintenance, operation, and troubleshooting, ensuring that these tractors continue to perform at their peak for years to come.