Powered by Hitachi’s original Optimum Hydraulic System
Benefit: Fast and smooth combined operations for higher performance.
- Cross sensing summation system
- Fuel saving pump system
- Original pilot circuit
- Boom and Arm regeneration, holding valves
- Spare spool for attachments
- Absolute type hydraulic filter
- New absolute type hydraulic filter
- New improved pilot filter for protection of hydraulic system
- Reliable hydraulic aggregates
- Absolute type return filter for improved hydraulic system against contamination
- Oil flows in proportion to lever stroke. Load is minimum at neutral position saving fule
- Higher pressure circuit is actuated by a lower pressure pilot circuit reducing jerks on operator