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Yuchai YC20SR User Manual

Yuchai YC20SR
152 pages
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HYDRAULIC EXCAVATOR
YC20SR / YC18SR
U20 / U18
OPERATION MANUAL
GUANGXI YUCHAI HEAVY INDUSTRY COMPANY LIMITED

Table of Contents

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Yuchai YC20SR Specifications

General IconGeneral
BrandYuchai
ModelYC20SR
CategoryExcavators
LanguageEnglish

Summary

Foreword and Machine Information

To Users

Introduction and welcome message for new users of the excavator.

Machine Identification

Details on identifying machine model, serial number, and engine details.

Machine Components

Identifies major parts of the excavator with numerical labels and descriptions.

General Operation and Safety

General Operation Information

Lists primary uses and break-in procedures for the excavator.

Safety-Related Information

Explains hazard levels (DANGER, WARNING, CAUTION) and accident prevention.

Technical Specifications

Dimension Parameters

Provides key dimensions like working weight, length, width, and height.

Working Parameters

Details digging depth, radius, lifting height, and digging forces.

System Specifications

Covers traveling, hydraulic, and electric systems, plus working conditions.

Safety Rules

General Safety Rules

Essential safety procedures for operating and maintaining the machine.

Safety Labels, Signs, and Equipment

Explains safety signs, warnings, and mandatory protective gear for operators.

Workplace Safety

Identifies and advises on hazards related to the work environment and utilities.

Safe Operations and Precautions

Covers safe practices for starting, traveling, excavation, and preventing tips.

Operation Instructions

Preparation and Engine Operation

Pre-operation checks, engine start-up, and shutdown procedures.

Machine Handling

Instructions for safe travel, steering, rotation, and operating work devices.

Special Operations

Covers working on slopes, in mud, transport, lifting, and climate operations.

Maintenance

General Maintenance Knowledge

Covers break-in, dusty sites, oil, filters, parts, and waste disposal.

Oil Selection and Tightening Torque

Details on selecting oils and specified tightening torques for bolts and hoses.

Periodic Inspection and Maintenance Table

Schedule for routine checks and maintenance based on operating hours.

Attachment Guide

Attachment Safety and Installation

General safety precautions and step-by-step procedures for attaching/detaching.

Attachment Operation

Guide and precautions for using Hydraulic Hammer, Grab Bucket, Drilling, and Backhoe attachments.

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