Komatsu WA500-1 Wheel Loader Service Manual

This comprehensive service manual provides detailed information on the Komatsu WA500-1 Wheel Loader, including diagrams and specifications for all major components and systems.

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Document Details

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Document Number / Seller:
27244 / Mary Jackson
File Size:
151.00 MB
File Type:
ZIP
Language:
English
Pages:
900+
Printable:
Yes
Category:
Wheel Loader
Last updated / verified
Oct 10, 2025

Models Covered & Key Technical Specifications

Komatsu WA500-1 (SEBM04250107) – 10001 and up

  • Engine Mount: The engine assembly weighs 1453 kg and is mounted separately from the torque converter and transmission.
  • Radiator: The radiator has a core type of G7, with a total heat dissipating area of 89.9 cm².
  • Torque Converter: The torque converter has a stall torque ratio of 3.22.
  • Transmission: The transmission consists of a 4-FORWARD, 4-REVERSE speed planetary gear transmission.
  • Drive Shafts: Drive shafts have a universal joint and a sliding joint to handle changes in angle and length.
  • Weight Table: Key component weights are provided, with the engine assembly at 1453 kg and the front frame at 2486 kg.

Professional Workshop Service Manual & Technical Specifications

Komatsu WA500-1 (SEBM04250107) Shop Manual: Komatsu WA500-1 Wheel Loader Service Library

System-Identifier: SEBM04250107 // Serial-Range: 10001 and up // System-Identifier: 10001 and up

Specification Rating Calibration-Data
Engine Assembly 1453 kg -.
Front Frame 2486 kg -.
Torque Converter TCA40-1A 3.22
Transmission Type Planetary Gear 4-Forward/4-Reverse
Radiator Core Type G7 89.9 cm²
Hydraulic System Pressure 27 kg/cm² -.

Systematizing the service groups into the following sections: Structure and Function, Testing and Adjusting, Disassembly and Assembly, and Maintenance Standard.

Introduction to the Manual

This shop manual has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to full effect at every opportunity.

Component Overviews

The manual details various systems including the Engine, Power Train, Steering System, Brake and Air System, Work Equipment System, and Electrical and Electronic System.

Repair Procedures

Includes removal and installation procedures for major components such as the engine, radiator, torque converter, transmission, and drive shafts. Specifications for tightening bolts and assembly are also provided.

FAQ

What tools are **designated** for disassembly procedures? keyboard_arrow_down

Special tools such as a bearing separator (Part No. 795-125-1210) and a feeler gauge are utilized for various disassembly and reassembly procedures.

Identify the **critical** pressure specifications for the hydraulic system. keyboard_arrow_down

The hydraulic system operates with a maximum pressure of 27 kg/cm² for the torque converter and transmission oil pressure.

What procedures are **required** for adjusting the engine mount? keyboard_arrow_down

Adjustments for the engine mount involve ensuring the clearance between the engine damper and trunnion support is between 3.0 - 7.0 mm, and confirming bolt tightening torques.

Customer Reviews

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Reviews (5)

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The manual covers everything in great detail. I was impressed with the quick email support I received when I had a question. Highly recommend!
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Rated 5 out of 5 stars
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This shop manual is a must-have for anyone working with Komatsu WA 500 wheel loaders. The download process was a breeze, and I received the link almost instantly!
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This manual has everything you need for effective maintenance of the WA 500. The download was smooth, and the support team was quick to respond to my queries. Very satisfied!
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I found this manual incredibly helpful. The customer support was prompt and professional, making the download process easy. Worth every penny!