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Model List:
- CX490D Tier 4B (Final) Crawler Excavator
- CX500D Tier 4B (Final) Crawler Excavator
- 1. Hydraulic systems 35
- 1.1. Reservoir, cooler, and filters 300
- 1.2. Fixed displacement pump 104
- 1.3. Variable displacement pump 106
- 1.4. Pump control valves 102
- 1.5. Main control valve 359
- 1.6. Pilot system 357
- 1.7. Hydraulic hand control 355
- 1.8. Hydraulic foot control 356








