Manual Details

KOMATSU WB140PS-2, WB150PS-2 (USA) BACKHOE LOADER TRANSMISSION SERVICE REPAIR MANUAL SN A60029-UP – PDF DOWNLOAD

The Transmission Service Repair Manual for the Komatsu WB140PS-2 and WB150PS-2 (USA) Backhoe Loader provides official, comprehensive instructions for repairing and overhauling the Power-Shift transmission system. This official Komatsu OEM shop manual includes detailed diagrams, technical specifications, and step-by-step repair procedures specific to serial numbers A60029 and up. It is designed to help service technicians and mechanics perform complex transmission repairs with accuracy, ensuring the machine meets factory standards for shifting performance and reliability. Every section is clearly organized to provide deep technical insight into the clutch, gear, and hydraulic control systems.

Model Number & Serial Number

WB140PS-2 140F50001 – F50091

WB150PS-2 150F50001 – F50019

What this transmission service manual covers

The Transmission Service Repair Manual for the Komatsu WB140PS-2 and WB150PS-2 (SN A60029-UP) contains all the technical data necessary for troubleshooting and repairing the drive system. The manual provides information regarding:

• Index and foreword
• Transmission specifications
• Structure and function of Power-Shift components
• Clutch pack disassembly and assembly
• Hydraulic control valve operation
• Torque converter service
• Gearbox internal components
• Testing and adjusting transmission pressure
• Troubleshooting shifting issues
• Electrical control and solenoid valves
• Standard value tables for wear limits

Why choose Sure Manuals?

Sure Manuals is a trusted source for high-quality heavy equipment documentation. We provide reliable, accurate, and professionally formatted digital manuals for Komatsu backhoe loader transmissions. Customers choose Sure Manuals because our PDF manuals are clear, complete, and fully searchable, allowing you to find specific transmission repair data instantly. We offer competitive pricing, instant delivery via email, and dedicated support to ensure you have the right information to minimize machine downtime.

Who Should Use This Manual?

This manual is an essential resource for:

• Service Technicians: To perform complex Power-Shift transmission repairs and component overhauls according to Komatsu’s factory standards.
• Transmission Specialists: To troubleshoot hydraulic pressure failures and use the standard value tables for precise adjustments.
• Fleet Managers: To ensure that all drive train repairs on the WB140PS-2 and WB150PS-2 units are performed correctly.
• Owner-Operators: To gain a deeper technical understanding of their machine’s transmission and control structures.

Transmission Repair Manual includes:

• Foreword and general safety information
• Transmission Structure and Function
• Pressure Testing and Adjusting procedures
• Detailed Troubleshooting guides
• Disassembly and Assembly steps
• Hydraulic and Electrical schematics

Frequent Ask Questions (FAQ)

How will the manual be delivered?
The manual is delivered as an instant digital download link and sent to your provided email address.

In what format is the manual provided?
This manual is provided in a high-quality, searchable, and fully printable PDF format.

Is this an official OEM Komatsu Transmission Manual?
Yes, this is the official OEM Komatsu Transmission Service Repair Manual including all technical diagrams.

Are there any hidden costs?
No, there are no hidden fees; the price listed is the total cost for the digital manual.