Kubota KX91-3, KX101-3 Excavator Workshop Service Manual

Product Overview

This comprehensive service manual for the Kubota Excavator Models KX91-3 and KX101-3 offers detailed instructions and insights on maintaining and servicing your machinery for optimal performance. This manual is available in PDF format, consists of 610 pages, and is written in English.

Publication Number: 97899-60520

Contents of the Workshop Service Manual

• I General
• II Machine Body
  • Mechanism Section – II-M-1
  • Service Section – II-S-1
• III Engine
  • Mechanism Section – III-M-1
  • Service Section – III-S-1
• IV Hydraulic System
• V Electrical System

This manual is suitable for the EU version of the KX91-3 and KX101-3 models. By thoroughly reading this manual, you can accomplish much of your routine maintenance independently. Understanding your machine’s structure and function is essential for efficient and safe assembly and disassembly.

Important Inspection Items After Reassembly

• Operate the Kubota KX91-3, KX101-3 Excavator to check for unusual noises and vibrations.
• Ensure safety decals and wire harness clamps are in their specified positions.
• With the machine front in a specified posture, check the hydraulic oil level:
  • Park the machine on a level surface.
  • Ensure the hydraulic oil temperature is between 10-30u00b0C (50-86u00b0F) and verify that the oil level is within the specified zone of the oil level gauge.
  • Position the machine front as indicated in the manual.

Maintenance Tips for the Floating Seal

• Wipe oil from the O-ring and contact surface, applying a thin layer over the wheel motor if necessary.
• Avoid twisting the O-ring when fitting it into the floating seal.
• Apply sealing oil thinly over the sliding surface before installing the floating seal with the O-ring. Ensure alignment with the housing.
• Rotate the floating seal 2 or 3 times by hand to form an oil film over the sliding surface and ensure proper seal alignment.

Your KUBOTA dealer is always ready to assist, ensuring your excavator performs at its best. Follow the specified working procedures in this manual for successful maintenance operations.