A2FM90/61W-VAB030
A2FM125/61W-VBB010D
A2FM28/61W-VAB026D
A2FM45/61W-VAB040D
A2FM56/61W-VZB010J Hydraulic pump, industrial mining excavator motor, German Rexroth A2FM series

FAQ:

Bosch Rexroth A2FM Axial Piston Fixed Displacement Motor: Application, Service, and FAQ

1. Product Overview

The Bosch Rexroth A2FM series is an axial piston fixed displacement motor designed with an inclined-axis configuration for hydrostatic drives in open and closed circuits. It excels in both mobile machinery (e.g., construction equipment) and industrial applications (e.g., conveyor systems), offering high power density, compact size, and exceptional startup performance. Its robust design includes one-piece conical pistons with sealing rings, ensuring reliability under pressures up to 400 bar (peak 450 bar) .

2. Key Applications

• Mobile Machinery: Concrete mixer trucks, vibratory rollers, excavators, and road pavers .

• Industrial Equipment: Fixed installations such as pumps, compressors, and marine machinery .

• Specialized Uses: Drum drives for concrete agitators and winch systems .

3. After-Sales Service & Support

• Q: What after-sales services are provided?

Services include technical support, troubleshooting, repair services, and the supply of spare parts. Some suppliers also offer installation guidance and regular maintenance checks .

• Q: How can I request technical support or report a fault?

You can contact support through multiple channels: phone hotline, email, or online customer service. Provide a detailed description of the issue, including symptoms and operating conditions, for a faster response .

• Q: What is the typical response time for service requests?

For warranty claims, initial contact is often within 24 hours. Arrangements for on-site service or repair are typically made based on the issue's urgency and location, often within 2-5 working days .

• Q: Is global service available?

Yes, many suppliers and manufacturers have a global distribution network, providing services and parts to over 30 countries, including technical support and logistics .

• Q: What about services after the warranty period?

After the warranty period, paid repair services are available. You will receive a detailed quotation for any repairs or part replacements. Technical advice and support often remain available .

4. Usage Notes & Maintenance

• Q: What hydraulic fluids are recommended?

Use hydraulic fluids with a viscosity typically between 16–36 mm²/s. Avoid using HFA fluids. For HFB, HFC, HFD, or biodegradable oils, consult the technical datasheets for compatibility .

• Q: Are there special instructions for installation?

Ensure the motor case is always filled with fluid. It can be installed in various orientations, but for vertical mounting, specific guidelines should be followed to ensure proper lubrication. Always refer to the official installation manual .

• Q: What routine maintenance is required?

Perform regular checks for leaks, unusual noises, and performance changes. Keep the exterior clean and ensure connections are tight. Follow a periodic maintenance schedule for optimal performance .

• Q: What are common operational precautions?

◦ Avoid operating in extreme temperatures or contaminated environments.

◦ Ensure the system has adequate filtration.

◦ Do not operate the motor without a proper antenna attached if it's part of a radio-controlled system, and maintain safe distances during transmission .

◦ Always use the specified components to avoid damage and ensure safety compliance .

5. Ordering & Shipping

• Q: What is the lead time for orders?

For small orders (e.g., ≤20 units), shipment can often be processed within 1 day. For larger orders, the lead time may extend up to 30 days; confirm specific timelines with customer service .

• Q: What are the shipping options and packaging?

Products are typically shipped from ports like Shanghai or Ningbo. They are securely packaged with anti-rust treatment, poly bags, foam boxes, and strong cartons on wooden pallets to prevent damage during transit .

Summary

The A2FM hydraulic motor is a robust component for demanding applications. Adhering to usage guidelines and understanding the support structure ensures optimal performance and longevity. For specific model details or complex issues, always consult your supplier's official documentation or contact their technical support directly .

I hope this FAQ is helpful. If you have more specific questions or need details on a particular model, feel free to ask!

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