Kubota GR1600-II Mower Workshop Service Manual

Product Overview

The Kubota GR1600-II Mower Workshop Service Manual is an essential guide for service personnel tasked with maintaining and servicing the Kubota GR1600-II mower. This comprehensive manual, containing 241 pages of detailed information, is designed to assist technicians with expertise on the moweru2019s operation, servicing, and maintenance.

Publication Number: 9Y011-15560
Format: PDF
Language: English

Table of Contents

This manual is structured into three main sections to facilitate thorough understanding and efficient servicing:

• General: Offers guidance on tractor identification, outlines general precautions, provides a maintenance checklist, and details necessary checks and maintenance protocols, including special tools required.
• Mechanism: Describes the construction and functions of the mower. It is crucial to grasp this section prior to engaging in troubleshooting, disassembly, or servicing tasks.
• Servicing: Contains instructions on troubleshooting procedures, servicing specifications, tightening torque guidelines, and checking, adjusting, disassembling, and assembling methods. This section includes factory specifications and allowable limits.

Manual Extract: Valve Lapping Procedure

1. Apply the compound evenly to the valve lapping surface.
2. Insert the valve into the valve guide and lap it onto its seat using a valve flapper or screwdriver.
3. After lapping, clean the compound away, apply oil, and repeat the lapping process using oil.
4. Apply Prussian blue to check the contact surface seat rate. If it is less than 70%, repeat the valve lapping.

Important: Ensure to check valve recessing and adjust valve clearance after valve assembly.

Valve Spring Inspection

• Measure the free length (A) of the valve spring using vernier calipers. Replace it if below the allowable limit.
• Position the valve spring on a surface plate and use a square to ensure the entire side is in contact.
• Rotate the valve spring to measure the maximum tilt (B). Replace if it exceeds allowable limits.
• Inspect the entire valve spring surface for scratches or defects and replace if necessary.