Q: Why is the excavator swinging slowly while travel functions work fine?
A: One section of the multiple pump assembly might have internal wear, causing uneven oil flow.
A: One section of the multiple pump assembly might have internal wear, causing uneven oil flow.
Q: What technical check prevents immediate failure when installing this pump?
A: Ensure the suction line hose is tightly clamped to avoid drawing air into the hydraulic system.
A: Ensure the suction line hose is tightly clamped to avoid drawing air into the hydraulic system.
Q: Does this replace the factory ZX350 main pump without modifications?
A: Yes, it is built exactly to OEM specs for parts 9257308, 9257126, and 9257309.
A: Yes, it is built exactly to OEM specs for parts 9257308, 9257126, and 9257309.
Q: Can this pump handle continuous 24/7 high-pressure mining work?
A: Yes, the heavy-duty cast iron body keeps working reliably at temperatures up to 90°C.
A: Yes, the heavy-duty cast iron body keeps working reliably at temperatures up to 90°C.
