Hitachi EX27U EX35U North America Excavator Workshop Manual

Hitachi EX27U EX35U workshop manual provides detailed service, repair and maintenance information for Hitachi EX27U and EX35U compact excavators built for the North American market. This comprehensive 539-page manual is suitable for professional mechanics, service technicians, engineers and machine owners carrying out routine servicing, fault diagnosis, component removal or major repair work.

The Hitachi EX27U EX35U workshop manual contains practical repair procedures covering the principal mechanical, hydraulic and electrical systems fitted to these excavators. Detailed instructions help users correctly inspect, remove, dismantle, repair, adjust, reassemble and reinstall important machine components.

This North American edition is particularly useful for machines originally supplied within the United States or Canadian markets. Specifications, controls, safety equipment, electrical components or fitted systems may differ from versions supplied in other regions, so the machine identification details should be checked before ordering.

Information covered within the manual may include:

• General machine specifications and technical data
• Workshop safety precautions
• Service standards and repair information
• Upperstructure inspection and repair
• Main frame and counterweight components
• Operator’s station and control assemblies
• Boom, arm and bucket components
• Pins, bushes and linkage assemblies
• Dozer blade and related components
• Undercarriage and track-system servicing
• Track rollers, idlers and recoil units
• Travel motors and final-drive components
• Swing motor and swing-device servicing
• Hydraulic pump removal and repair
• Main control valve servicing
• Hydraulic cylinders and seal replacement
• Pilot-control system servicing
• Hydraulic hoses, pipes and fittings
• Hydraulic pressure testing and adjustment
• Engine installation and related systems
• Fuel, cooling, intake and exhaust systems
• Electrical-system testing
• Starting and charging systems
• Wiring, switches, relays and sensors
• Component removal and installation
• Dismantling and reassembly procedures
• Inspection measurements and service limits
• Tightening torques and adjustment specifications
• Performance testing and troubleshooting
• Routine maintenance and inspection procedures

The hydraulic sections provide essential information for diagnosing faults such as slow operation, weak digging performance, travel problems, swing faults, blade-control issues, overheating or abnormal hydraulic noise. The manual helps explain how the hydraulic pump, control valve, motors, cylinders and pilot circuits should be inspected, tested and repaired.

Mechanical repair procedures assist with servicing the undercarriage, working equipment, dozer blade, swing system, travel assemblies and other major components. Correct measurements, service limits, tightening torques and adjustment settings are important during professional repairs, and this manual provides the technical information required for accurate workshop work.

Electrical information supports fault tracing within the starting, charging, monitoring and machine-control circuits. Testing procedures can help identify damaged wiring, poor connections, faulty switches, relays, sensors or other electrical components before replacement.

The Hitachi EX27U EX35U workshop manual is a valuable reference for routine servicing, hydraulic diagnosis, electrical troubleshooting and major workshop repairs. Its detailed 539-page content provides the information needed to help keep these compact excavators operating safely, efficiently and reliably.

Manual details:

Manufacturer: Hitachi
Models covered: EX27U and EX35U
Market version: North America
Machine type: Compact hydraulic excavators
Manual type: Workshop service and repair manual
Number of pages: 539
Format: Digital PDF manual
Language: English

This digital workshop manual can be viewed on a computer, laptop, tablet or suitable mobile device. Selected pages can also be printed for convenient workshop use.

After purchase, an instruction PDF is available through the order download. The complete Hitachi EX27U EX35U workshop manual will then be supplied digitally using a secure Filemail download link.

Please check that your excavator is a North American Hitachi EX27U or EX35U before ordering. The model, serial number and market identification details can normally be found on the machine identification plate.