This comprehensive service repair manual provides detailed information, electrical and hydraulic diagrams, real-life photo illustrations, and schematics for the Komatsu S4D95LE-3 and SAA4D95LE-3 95-3 series diesel engines. The manual guides you through step-by-step procedures for repair, servicing, technical maintenance, and troubleshooting, equipping you with all the information you need to confidently address any issue. This manual covers a wide range of topics, including:

* **General Information:** Understand the fundamental structure and function of the engines as well as standard maintenance practices.
* **Testing and Adjusting:** Learn how to thoroughly test and adjust various components for optimal performance.
* **Disassembly and Assembly:** Acquire detailed instructions for carefully disassembling and reassembling engine components.
* **Repair and Replacement of Parts:** Gain expertise in repairing and replacing specific engine parts, ensuring accurate and efficient repairs.

The manual covers the following Komatsu models:

**S4D95LE-3 Engine:**
* PC78US-6 Hydraulic Excavator
* PC78UU-6 Hydraulic Excavator
* PC78MR-6 Hydraulic Excavator

**SAA4D95LE-3 Engine:**
* PC138US-2 Hydraulic Excavator
* PC138USLC-2 Hydraulic Excavator
* PC130-7 Hydraulic Excavator

With this manual, you can diagnose problems, understand repair procedures, and confidently maintain your Komatsu engine without the need for external service assistance.

The Komatsu S4D95LE-3 and SAA4D95LE-3 95-3 SER engines are robust and reliable powerplants designed for a wide range of applications. These engines, part of Komatsu's renowned 95-3 series, are known for their exceptional performance, durability, and fuel efficiency. The S4D95LE-3 is a naturally aspirated engine, while the SAA4D95LE-3 features turbocharging for enhanced power output. Both engines are equipped with a 4-cylinder, 4-stroke design, boasting a displacement of 4.4 liters. They are known for their smooth operation and high torque output, making them suitable for demanding applications like construction equipment, agricultural machinery, and industrial generators.

The Komatsu S4D95LE-3 and SAA4D95LE-3 engines are designed with a focus on ease of maintenance and operation. They feature a robust construction with high-quality components, ensuring long service life. Komatsu has incorporated advanced technologies like electronic fuel injection systems for precise fuel delivery and optimized combustion. These engines are also equipped with advanced emission control systems, meeting stringent environmental regulations. The Komatsu S4D95LE-3 and SAA4D95LE-3 engines are backed by a comprehensive service and support network, ensuring prompt and professional assistance for any maintenance or repair needs. The Komatsu S4D95LE-3 and SAA4D95LE-3 series engines are a testament to Komatsu's commitment to innovation, reliability, and customer satisfaction, making them a trusted choice for various industries.