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