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General| Brand | Hitachi |
|---|---|
| Model | EX20UR-2 |
| Category | Excavators |
| Language | English |
Provides safety guidelines and steps for disassembling and assembling components.
Details torque specifications for various bolts and nuts used in assembly.
Procedures for removing and installing the excavator's canopy.
Instructions for removing and installing the counterweight.
Steps for removing, installing, disassembling, and assembling the pump device.
Procedures for removing, installing, disassembling, and assembling the control valve.
Instructions for removing, installing, disassembling, and maintaining the swing device.
Steps for removing, installing, disassembling, and assembling the pilot valve.
Procedures for removing, installing, disassembling, and assembling the shockless valve.
Instructions for disassembling and assembling the solenoid valve.
Procedures for removing and installing the swing bearing.
Instructions for removing, installing, disassembling, and maintaining the travel device.
Steps for removing, installing, disassembling, and assembling the center joint.
Procedures for removing and installing the track adjuster.
Instructions for removing, installing, and maintaining the front idler.
Procedures for removing and installing upper and lower rollers.
Steps for removing, installing, and maintaining rubber track links.
Procedures for removing and installing the front attachment.
Instructions for removing, installing, disassembling, and assembling cylinders.
General information about engine repair, manual usage, appearance, and specifications.
Details on engine disassembly, inspection, repair, and reassembly procedures.
Information on the lubricating oil flow diagram and oil pump.
Overview of the coolant flow diagram, water pump, and thermostat.
Details on the fuel system, including fuel flow diagram, governor, and nozzle holder.
Guidance for diagnosing and resolving engine operational issues.
List of special tools required for engine maintenance and repair.
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