China PVQ20 Hydraulic | Pump replacement parts

Piston Assembly: The piston assembly is a crucial part of the pump responsible for generating the hydraulic pressure.

It consists of a piston, piston ring, and cylinder block. If the piston or piston ring becomes damaged or worn out, it can lead to decreased pump efficiency and leakage. Replacing the piston assembly can restore the pump's performance.

Valve Plate: The valve plate is another critical component that regulates the flow of hydraulic fluid within the pump. It contains a series of valves and ports that control the direction and volume of fluid. If the valve plate becomes corroded or damaged, it can result in erratic pump operation or fluid leakage. Replacing the valve plate is necessary to maintain proper pump functionality.

Shaft and Bearings: The shaft and bearings support the rotating elements of the pump, such as the drive shaft and pistons. Over time, these components may experience wear or develop play, leading to excessive vibration and reduced pump efficiency. Replacing the shaft and bearings can eliminate these issues and restore smooth operation.

Seals and O-rings: Seals and O-rings are responsible for maintaining proper sealing within the pump, preventing fluid leakage. They are located in various parts of the pump, including the cylinder block, valve plate, and piston assembly. If the seals or O-rings become worn or damaged, it can result in leaks and decreased pump performance. Replacing these seals and O-rings is essential to ensure proper sealing and prevent fluid loss.

Drive Shaft: The drive shaft transmits rotational force from the motor or engine to the pump's internal components. If the drive shaft becomes bent, damaged, or worn out, it can lead to misalignment and increased wear on other parts of the pump. Replacing the drive shaft is necessary to maintain proper alignment and ensure efficient power transmission.

Bearings and Bushings: Bearings and bushings provide support and reduce friction between moving parts within the pump.

Over time, they can wear out or become damaged, leading to increased noise, vibration, and reduced efficiency. Replacing worn bearings and bushings is crucial to maintain smooth operation and prevent further damage to the pump.

Gaskets and Gasket Kits: Gaskets are used to create a seal between two mating surfaces, preventing fluid leakage. Over time, gaskets may deteriorate, leading to leaks and decreased pump performance. Gasket kits typically include all the necessary gaskets and seals for a complete pump overhaul. Replacing worn gaskets and using gasket kits can ensure proper sealing and restore pump efficiency.

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