A: Slow boom lifting, loud whining noises under load, high oil temperatures, and an engine that bogs down easily. These issues suggest worn piston shoes or scored valve plates, which allow oil to leak internally.
A: Technicians must fill the pump casing with clean hydraulic oil through the top drain port before starting the engine. They should also verify the pilot relief valve settings to ensure the control system operates at the correct pressure.
A: This suffix specifies the regulator type, mounting flange style, and input shaft spline setup. Checking these details against your machine's parts book ensures the pump will bolt directly to the engine fly-wheel housing.
A: The internal fluid channels are shaped to promote smooth oil flow and minimize suction resistance. Using the correct low-viscosity hydraulic oil allows the pump to prime quickly and operate reliably in cold climates.
Q: What quality options are available?
A: We provide original, OEM, and high-quality aftermarket versions with stable supply capability.






















