Leaks make your excavator hydraulic system weak, as it is unable to build the optimal stress required to engage your excavator’s hydraulic elements. Consider changing your excavator hydraulic system’s seals wherever there's leakage, and even tightening free parts. If your excavator hydraulic system has any worn-out elements, consider changing them because they may very well be the rationale why your excavator main pump has a weak hydraulic system. Highly effective Cat C7.1 engine. New and reinforced bucket resulting in increased efficiency and longer life. Be productive with a large Cat 1.20 m³ (1.57 yd³) severe-obligation abrasive resistance bucket. Dig and carry from a stable platform created by the heavy-duty counterweight and eight-roller undercarriage. Electrohydraulic management valve, pump and ECM launched for better controllability and decrease gas consumption. The excavator has a high-ambient functionality of 52° C (125° F) and cold start capability of -18° C (0° F).