**Professional Description of Komatsu PC300-6/PC300LC-6/PC350-6/PC350LC-6 Hydraulic Excavators**

**Introduction:**

The Komatsu PC300-6/PC300LC-6/PC350-6/PC350LC-6 hydraulic excavators are versatile and powerful machines designed for a wide range of applications in construction, mining, and other industries. With their advanced hydraulic systems, robust structures, and ergonomic cabins, these excavators provide exceptional performance, efficiency, and operator comfort.

**Advanced Hydraulic System:**

The Komatsu hydraulic system features closed-center load-sensing technology that delivers precise control and maximum hydraulic power. The variable displacement axial piston pumps automatically adjust the oil flow based on load demand, reducing energy consumption and improving overall efficiency. The system also employs proportional solenoid valves for smooth and responsive control of all hydraulic functions.

**Durable Structure:**

The excavators' frames and components are constructed using high-strength steel alloys and advanced fabrication techniques. The X-frame design provides excellent rigidity and stability, ensuring durability in even the most demanding operating conditions. Heavy-duty undercarriages with reinforced track rollers and idlers provide superior ground clearance and traction.

**Versatile Attachments:**

These excavators are compatible with a wide range of attachments, including buckets, hammers, rippers, and shears, making them suitable for a variety of tasks. The quick-coupler system allows for easy attachment changes, increasing productivity and reducing downtime.

**Cabin Design:**

The spacious and ergonomically designed cabin offers exceptional visibility and comfort. The large windows and narrow pillars provide a wide field of view, while the adjustable seat, armrests, and climate control system ensure a comfortable working environment. Intuitive controls and an advanced color monitor provide real-time operating information and diagnostic data.

**Technology Integration:**

Komatsu excavators are equipped with advanced technology features to enhance productivity and safety. The Komtrax telematics system provides remote monitoring of machine performance, location, and maintenance schedules. The KOMVISION camera system offers a 360-degree view around the machine, reducing blind spots and improving situational awareness.

**Performance Highlights:**

* Operating weights: PC300-6 (66,100 lbs), PC300LC-6 (71,600 lbs), PC350-6 (77,200 lbs), PC350LC-6 (82,500 lbs)
* Bucket capacities: Up to 2.8 cubic yards
* Digging depths: Up to 25 feet
* Digging forces: Up to 30,500 lbs
* Engine: Komatsu SAA6D114E-6 turbocharged diesel engine
* Net horsepower: 242 hp (PC300-6/PC300LC-6), 262 hp (PC350-6/PC350LC-6)

**Conclusion:**

Komatsu PC300-6/PC300LC-6/PC350-6/PC350LC-6 hydraulic excavators are industry-leading machines renowned for their exceptional power, versatility, efficiency, and operator comfort. Their advanced hydraulic system, robust structures, ergonomic cabins, and technology integration make them the ideal choice for demanding applications in various industries.

This is the COMPLETE Service Repair Manual for the Komatsu PC300-6, PC300LC-6, PC350-6, PC350LC-6 Hydraulic Excavator. It contains deep information about maintaining, assembly, disassembly and servicing your Komatsu PC300-6, PC300LC-6, PC350-6, PC350LC-6 Hydraulic Excavator.

MACHINE MODEL SERIAL NUMBERS
PC300-6 - 33001 and up
PC300LC-6 - 33001 and up
PC350-6 - 12001 and up
PC350LC-6 - 12001 and up

PC300, 350-6 mount the SAA6D108-2 engine.
For details of the engine, see the 108-2 Series Engine Shop Manual.

This Manual contains information and data to this model. has specs, diagrams, and actual real photo illustrations, and schemes, which give you complete step by step operations on repair, Diagnosing, servicing, technical maintenance & troubleshooting procedures for your machine. this manual offers full information you need for repair your machine. the information in this manual will enable you to find trouble and to understand how to repair and maintain your machine without going into service. YOU CAN DO THE REPAIRS YOURSELF AND SAVE MONEY $$$

SERVICE REPAIR MANUAL CONTAINS:
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01 GENERAL
10 STRUCTURE AND FUNCTION
20 TESTING AND ADJUSTING
30 DISASSEMBLY AND ASSEMBLY
40 MAINTENANCE STANDARD
90 OTHERS

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** Model Specification: Komatsu PC300-6, PC300LC-6, PC350-6, PC350LC-6 Hydraulic Excavator
** Language: English
** Total Pages: 809
** File Format: PDF
** Requirements: Adobe PDF Reader
** Compatible: All Versions of Windows & Mac, Linux OS, Iphone, Ipad, Android etc...

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This QUALITY manual is 100 percents COMPLETE and INTACT, no MISSING/CORRUPT pages/sections to freak you out! It also is Bookmarked and SEARCHABLE to make what you need easy to find. Complete download comes in PDF format which can work under all PC based Windows operating system and Mac also. It saves to your hard-drive and can be burned to CD-ROM. It can be viewed on any computer, as well as zoomed and printed.

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