Sumitomo SH160-3 Hydraulic Excavator Repair Service Manual

Product Overview

The Sumitomo SH160-3 Hydraulic Excavator Repair Service Manual
is an essential resource for servicing and maintaining your excavator. This manual, available in PDF format,
covers extensive details and specifications to aid professional repair personnel.

Manual Identification: WLST1605-00T, WCLA160A3

Language: English

Key Features

• Comprehensive repair guide spanning 756 pages.
• Detachable parts catalog of 415 pages.

Benefits

• Provides detailed instructions for repair and maintenance.
• Helps in conserving energy through specified control mechanisms.
• Illustrates mechanisms for non-operation energy efficiency.

Usage Recommendations

• Designed for dealers and service professionals for effective machinery repairs.
• Utilize the index at the beginning of each section for quick reference to parts and procedures.
• The manual includes a detailed table of contents for ease of information retrieval.
• Ensure only genuine Sumitomo parts are used for replacements to maintain equipment integrity.

Detailed Processes Outlined in the Manual

The manual explains various processes like the Negative Control Power Save Control, which describes
how the discharge flow from the pump decreases as the negative control pressure increases, thus enhancing energy
efficiency. For non-operation phases, the manual specifies:

1. The pump’s oil discharge boosts to the foot relief set pressure at the negative control metering valve.
2. The regulator’s servo piston adjusts to reduce flow effectively.

Note that the pump discharge pressure correlates with the negative control pressure and inherent pressure loss.

1. Foot relief valve	3. Negative control pressure
2. Negative control orifice	4. Servo assist pressure

Preface

This manual is crafted to support dealers and repair personnel in the meticulous repair and maintenance of Sumitomo
machinery. It provides step-by-step procedures and highlights the special tools required for each task.

Using the Manual

Each section of the manual is organized with an index at the beginning to list various parts, along with a contents
page outlining repair operations. For efficient operation completion, follow the manual’s guidelines meticulously,
ensuring the use of genuine Sumitomo parts for replacements.

For visual reference, see the
image of the Sumitomo SH160-3 Manual.