A10VSO-140DR/31R-PPB12N00 A10VSO140DFR1/31R-PPA12N00 Piston pump, hydraulic pump, excavator motor, Rexroth, made in Germany

FAQ:

• Mechanical reasons:
The pump and motor shaft are not concentric, the coupling is damaged, or the bolts are loose.
Wear of bearings or variable head bearings (dry friction or impurities in the oil during start-up).
• Hydraulic reasons:
The oil inlet pipe is too thin, the oil filter is clogged, or the oil viscosity is too high.
• Solution:
Reinstall and replace worn parts.
Select appropriate oil to ensure smooth fuel tank design and piping.
What are the causes and solutions for overheating of the pump body?
• Reason:
Mechanical friction (such as improper clearance between moving parts) or liquid friction (high-pressure oil leakage converted into thermal energy).
Filter blockage leads to excessive back pressure in the return oil.

Quanzhou Yisenneng Hydraulic Electromechanical Equipment Co., Ltd. has been established for many years and has now developed into an international trading company supplying various hydraulic machinery parts, oil pumps and valves. We are one of the few Chinese companies with multiple products and channels. Main focus: quality assurance! The price is the lowest in the industry! Quality management procedures are implemented in accordance with international standards and are implemented throughout the production process. In terms of channels, we have gathered the most complete variety of products in the world; in terms of quality, all products meet international standards; the lowest price in the industry is the highest; the fastest delivery on credit, and a complete after-sales system; remember Good service is the key to cooperation with customers. We strive to achieve high quality standards, provide competitive prices, and ensure timely delivery. In this way, our products have been recognized by the market and satisfied by customers in the past years. Our goal is to meet the needs of our global customers. Here you can enjoy a one-stop shopping experience, the customer is God, you want all of us, I wish you a happy shopping trip.