Kubota U48-4, U55-4 Excavator Workshop Service Manual

Product Overview

The Kubota Excavator Workshop Service Manual for models U48-4 and U55-4 is an essential guide for service personnel. This 799-page comprehensive manual provides detailed information about the mechanisms, service, and maintenance of these construction machines. Available in PDF format and in English, it assists both professionals and owners in understanding and maintaining their excavators for optimal performance. For more information, visit the Kubota Excavator Manual Page.

Key Features

• Publication Number: RY921-20530
• Format: PDF
• Total Pages: 799
• Language: English

Manual Contents

• General: Engine and equipment ID, general precautions, maintenance schedules, inspections, and special tools.
• Machine Body
  • Mechanism Section: Detailed construction and functions.
  • Service Section: Troubleshooting and servicing procedures.
• Engine
  • Mechanism Section: Engine component details.
  • Service Section: Engine maintenance and repair protocols.
• Hydraulic System
  • Mechanism Section: Hydraulic functions and structure.
  • Service Section: Hydraulic maintenance and service tips.
• Electrical System
  • Mechanism Section: Electrical system operation and principles.
  • Service Section: Electrical maintenance and troubleshooting.

Benefits

• Empowers users to perform routine maintenance independently.
• Helps extend the life and performance of the excavators.
• Includes in-depth instructions for safe disassembly and reassembly.
• Provides guidance on preparation and operation procedures.

Usage Recommendations

• Always start by reading the manual thoroughly to understand the machine’s construction and function.
• Operate the Kubota U48-4 or U55-4 Excavator and inspect for any unusual noises or vibrations after reassembly.
• Ensure that safety decals and wire harness clamps are correctly positioned.
• Maintain proper hydraulic oil levels by checking when the machine is parked on a level surface, ensuring the hydraulic oil temperature is between 10-30u00b0C (50-86u00b0F).

Important Inspection Items After Reassembling

To ensure safety and optimal performance, always:

• Operate the excavator and listen for unusual noises or vibrations.
• Confirm that safety decals and wire harness clamps are in their designated positions.
• When the machine is in a specified posture, check the hydraulic oil level, referencing the operator’s manual for details.

This workshop manual is based on the latest model of the Kubota U48-4 and U55-4 Excavator at the time of its publication, ensuring up-to-date and accurate service information and illustrations.