Complete factory service repair manual for the Hitachi Zaxis ZX 40U-2 50U-2 Excavator.
This manual consists of three portions: the Technical Manual and the Workshop Manual.
Information included in the Technical Manual:
technical information needed for operational performance tests, and troubleshooting procedures.
Information included in the Workshop Manual:
technical information needed for maintenance and repair of the machine, tools and devices
needed for maintenance and repair, maintenance standards, and removal/installation and assemble/disassemble procedures.
Service Repair Manual Covers:
WORKSHOP MANUAL
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 UPPERSTRUCTURE
Group 1 Canopy
Group 2 Counterweight
Group 3 Pump Device
Group 4 Control Valve
Group 5 Swing Device
Group 6 Pilot Valve
Group 7 S