HITACHI ZX 240-5A 240LC-5A 250H-5A 250LCH-5A 250K-5A 250LCK-5A EXCAVATOR FULL WORKSHOP MANUAL

HITACHI ZX 240-5A 240LC-5A 250H-5A 250LCH-5A 250K-5A 250LCK-5A EXCAVATOR WORKSHOP, TECHNICAL, WIRING MANUAL
LANGUAGE: ENGLISH
FORMAT: PDF
PAGES: 1,401
FILE SIZE: 100MB

MODEL COVERED:

ZX240-5A

ZX240LC-5A

ZX250H-5A

ZX250LCH-5A

ZX250K-5A

ZX250LCK-5A

PART NO: WDCY90-EN-00
 

CONTENTS:

WORKSHOP MANUAL:

SECTION 1 GENERAL INFORMATION

Group 1 Precautions for Disassembling and Assembling

Group 2 Tightening

Group 3 Painting

Group 4 Bleeding Air

Group 5 Pressure Release Procedure

Group 6 Preparation

SECTION 2 MAINTENANCE STANDARD

Group 1 Upperstructure

Group 2 Undercarriage

Group 3 Front Attachment

SECTION 3 UPPERSTRUCTURE

Group 1 Cab

Group 2 Counterweight

Group 3 Main Frame

Group 4 Engine

Group 8 Pump Device

Group 9 Control Valve

Group 10 Swing Device

Group 11 Pilot Valve

Group 12 Solenoid Valve

Group 13 Signal Control Valve

SECTION 4 UNDERCARRIAGE

Group 1 Swing Bearing

Group 2 Travel Device

Group 3 Center Joint

Group 4 Track Adjuster

Group 5 Upper and Lower Rollers

Group 6 Track

SECTION 5 FRONT ATTACHMENT

Group 1 Front Attachment

Group 2 Cylinder
 

TECHNICAL MANUAL (OPERATIONAL PRINCIPLE):

SECTION 1 GENERAL

Group 1 Specification

Group 2 Component Layout

Group 3 Component Specifications

SECTION 2 SYSTEM

Group 1 Controller

Group 2 Control System

Group 3 ECM System

Group 4 Hydraulic System

Group 5 Electrical System

SECTION 3 COMPONENT OPERATION

Group 1 Pump Device

Group 2 Swing Device

Group 3 Control Valve

Group 4 Pilot Valve

Group 5 Travel Device

Group 6 Signal Control Valve

Group 7 Others (Upperstructure)

Group 8 Others (Undercarriage)
 

TECHNICAL MANUAL (TROUBLESHOOTING):

SECTION 4 OPERATIONAL PERFORMANCE TEST

Group 1 Introduction

Group 2 Standard

Group 3 Engine Test

Group 4 Machine Performance Test

Group 5 Component Test

SECTION 5 TROUBLESHOOTING

Group 1 Diagnosing Procedure

Group 2 Monitor

Group 3 e-Service

Group 4 Component Layout

Group 5 Troubleshooting A

Group 6 Troubleshooting B

Group 7 Air Conditioner

INCLUDED IN THE MANUAL:

WORKSHOP MANUAL

TECHNICAL (OPERATIONAL PRINCIPLE) MANUAL

TECHNICAL (TROUBLESHOOTING) MANUAL

ELECTRICAL & HYDRAULIC CIRCUIT DIAGRAMS