Troubleshooting Focus: Hydraulic System Failure on Epiroc SmartROC D65

A common issue in mining equipment, specifically the Epiroc SmartROC D65 drill rig, is the sudden or progressive failure of the hydraulic system, often manifesting as delayed or weak boom lifting. When the operator observes the PRESS GAUGE 81816349 registering low pressure during boom operation, the issue often traces back to the main HYDR.PUMP 81906049 or contamination.

Detailed Fault and Solution: If the pressure is low, the likely cause is internal wear on the pump or a severe blockage from a bypassed or failed HYDRAULIC FILTER 81893749. The remedy involves:

1. Replacement of the main HYDR.PUMP 81906049.

2. Immediate replacement of the HYDRAULIC FILTER (81893749) and the RETURN FILTER (8231046401) to ensure system cleanliness.

3. Inspection of all related valves, particularly the OVERCENTER VALVE 8231120306, which prevents uncontrolled load movement, and the PR.REL.VALVE 8231120037.

4. Thorough flushing and replacement of all affected seals, using robust alternatives from Hugeminer to prevent repeat failure.

We also carry an extensive selection of hydraulic controls, including various BALL VALVEs (8202030105, 8202030501), DIRECTIONAL VALVEs (8204021243), and **SOLENOID VALVEs** (8231112714, 8204049897).