Komatsu PW140-7 Workshop Manual PDF (S/N H5501-UP)

🔧 Komatsu PW140-7 Workshop Manual PDF (S/N H55051-UP)

📘 Description:

This complete workshop manual for the Komatsu PW140-7 wheeled excavator is the ultimate guide for professional repairs, maintenance, and troubleshooting. Perfect for mechanics, contractors, and equipment owners, this manual offers detailed service procedures, hydraulic testing specs, wiring diagrams, and disassembly instructions — all sourced from OEM-level technical documentation.

Ideal for diagnosing swing issues, hydraulic drift, electrical faults, and more, this downloadable PDF manual ensures your PW140-7 remains reliable and job-site ready.

✅ Model Covered:

• Komatsu PW140-7

🔢 Serial Numbers:

• H55051 and up

🧰 Included Sections:

• Engine System: Fuel injection, cooling, lubrication, turbocharger service

• Power Train: Axles, final drive, propeller shafts, swing motor, travel motors

• Brake & Suspension: Calipers, suspension cylinders, lock valves, pressure settings

• Hydraulic System: Control valves, cylinders, pilot pressure, testing ports

• Electrical System: Fuse panel, relays, wire harness diagrams, monitor panel

• Work Equipment: Boom, arm, bucket cylinder testing and disassembly

• Cab & Operator Controls: Joystick function, cab dampening, display diagnostics

• Wiring and Hydraulic Schematics

🛠 Common Service & Diagnostics:

• Hydraulic pressure and flow testing

• Swing and travel performance issues

• Steering drift and cylinder troubleshooting

• Brake bleeding and wear limits

• Error code and electrical fault checks

• Suspension system calibration

📎 File Details:

• Format: PDF

• Language: English

• Pages: 600+ with high-quality circuit and hydraulic diagrams

• Download Size: ~160MB

• Compatibility: PC, Mac, iOS, Android

📩 Why Choose This Manual?

• Instant download – no shipping delays

• Designed for professional workshop or field use

• Covers all key PW140-7 systems

• Searchable and printable PDF format

• OEM-style diagrams and real-world testing specs