The Komatsu 170-3 Engine Service Repair Manual provides a comprehensive guide to maintaining and repairing your Komatsu 170-3 engine. This manual goes beyond basic maintenance and covers every aspect of your engine, equipping you with the knowledge and instructions to handle even complex repairs.

The manual features detailed illustrations, diagrams, wiring schematics, and specifications, ensuring clarity and ease of understanding. Each step of a repair procedure is clearly outlined, making even complex tasks manageable for both seasoned mechanics and DIY enthusiasts.

The manual covers a wide range of topics, including:

• General Information:

Provides an overview of your Komatsu 170-3 engine, its components, and specifications.

Engine Mechanical System:

Covers the intricacies of the engine's mechanical workings, including the engine block, crankshaft, pistons, valves, and camshafts.

Engine Electrical System:

Explains the electrical system of your engine, including the starter, alternator, ignition system, and wiring diagrams.

Emission Control System:

Details the workings of your engine's emission control system to ensure compliance with environmental regulations.

Fuel System:

Provides a comprehensive guide to the fuel system, including the fuel tank, fuel lines, fuel pump, and injectors.

Suspension System:

Explains the components and functions of the suspension system, ensuring a smooth and safe ride.

Clutch System:

Covers the clutch system, including the clutch disc, pressure plate, and hydraulic system.

Manual Transaxle System:

Provides detailed information on the manual transaxle system, including gear selection and operation.

Automatic Transaxle System:

Covers the automatic transaxle system, including its operation, shifting mechanisms, and troubleshooting.

Driveshaft and Axle:

Explains the driveshaft and axle components and their role in transmitting power to the wheels.

Steering System:

Details the steering system, including the steering wheel, steering column, and steering linkage.

Brake System:

Covers the brake system, including the brake calipers, brake pads, brake rotors, and hydraulic system.

Body Interior and Exterior:

Provides guidance on the interior and exterior components of the vehicle, including the seats, doors, and body panels.

Body Electrical System:

Explains the electrical system of the body, including the lights, wipers, and accessories.

Restraint System:

Covers the safety features of the vehicle, including the seat belts and airbags.

This Komatsu 170-3 Engine Service Repair Manual empowers you to maintain and repair your engine with confidence, extending its lifespan and ensuring optimal performance.

## The Komatsu 170-3 Engine: A Powerful Heart for Heavy Machines

The Komatsu 170-3 engine represents a crucial component within the vast fleet of Komatsu machinery, renowned for its durability and performance in demanding environments. Specifically designed for heavy-duty applications, the 170-3 engine serves as the powerhouse for a range of Komatsu equipment, including excavators, bulldozers, and loaders. This powerful unit is characterized by its exceptional torque and horsepower, allowing it to tackle challenging tasks with ease. Komatsu engineers have meticulously designed the 170-3 engine incorporating advanced technologies to ensure optimal fuel efficiency, reduced emissions, and a long service life. Its robust construction, featuring high-quality materials and precision engineering, makes it highly resistant to wear and tear, even when subjected to extreme conditions.

The 170-3 engine's reliability and performance are further enhanced by its advanced electronic control system. This sophisticated system optimizes engine operation, providing real-time monitoring of key parameters and ensuring optimal fuel combustion. The electronic control system also integrates seamlessly with other Komatsu systems, enhancing overall machine efficiency and maximizing productivity. Komatsu's commitment to innovation is evident in the 170-3 engine's design, which incorporates features such as electronic fuel injection, turbocharging, and aftertreatment systems. These technologies not only contribute to the engine's impressive power output but also minimize its environmental impact. The 170-3 engine is a testament to Komatsu's dedication to delivering cutting-edge technology that empowers high-performance machinery while adhering to stringent environmental standards.