Hitachi Hydraulic Excavator Zaxis 40U-2, 50U-2 Workshop Manual PDF

This PDF Workshop Manual covers detailed technical information for Hitachi Hydraulic Excavators Zaxis 40U-2, 50U-2 Models. The descriptions, illustrations, and specifications contained in this manual are for Hitachi Hydraulic Excavators.

Read the respective sections of this manual carefully and familiarize yourself with all the components before attempting to start a test, repair, or rebuild the job.

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Models covered:
Zaxis 40U-2
Zaxis 50U-2

Manual No. : KM-1M9-E
Vol. No. : W1M9-E-00

CONTENTS:
SECTION 1 GENERAL INFORMATION
1. Precautions for Disassembling and Assembling
2. Tightening Torque
3. Painting
4. Bleeding Air from Hydraulic Oil Tank
5. Floor-Tilting Device
SECTION 2 UPPER STRUCTURE
1. Canopy
2. Counterweight
3. Pump Device
4. Control Valve
5. Swing Device
6. Pilot Valve
7. Solenoid Valve
8. Revolution Sensing Valve
9. Auxiliary Flow Selector Valve (Optional)
SECTION 3 UNDERCARRIAGE
1. Swing Bearing
2. Travel Device
3. Center Joint
4. Track Adjuster
5. Front Idler
6. Upper and Lower Roller
7. Track
SECTION 4 FRONT ATTACHMENT
1. Front Attachment
2. Cylinder
SECTION 5 ENGINE