Viessmann Solar-Divicon DN20B Installation Instructions

Viessmann Solar-Divicon DN20B Accessory manual cover

Pages 26

Year 2015

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Viessmann Solar-Divicon DN20B Accessory Specification

The Viessmann Solar-Divicon DN20B is a specialized accessory designed to optimize the efficiency of solar thermal systems. This component plays a critical role in the hydraulic circuit of solar installations by facilitating precise control and seamless integration with other system elements. The DN20B is engineered for compatibility with solar panels and heat exchangers, ensuring efficient transfer and management of thermal energy.

The unit features a robust pump station that includes a high-efficiency circulation pump, which is essential for maintaining optimal flow rates and maximizing heat transfer. It incorporates a solar controller interface that provides accurate monitoring and regulation of system temperatures, enhancing the overall performance and reliability of the solar thermal system. The DN20B's design simplifies installation and maintenance, characterized by user-friendly connections and a compact form factor that allows for easy integration into existing setups.

Constructed from durable materials, the DN20B ensures long-term operation and resistance to corrosion and thermal stress. The system's components are pre-assembled and pressure-tested, reducing the need for on-site adjustments and ensuring a quick, hassle-free deployment. Additionally, the Solar-Divicon DN20B is equipped with a reliable safety group that includes pressure relief valves and temperature gauges, safeguarding the system from potential operational hazards.

This accessory is particularly suited for medium to large-scale solar thermal applications, offering a balance of efficiency, reliability, and ease of use. By integrating the DN20B into a solar thermal system, users can achieve optimized performance, lower energy consumption, and enhanced sustainability in harnessing solar energy.

Viessmann Solar-Divicon DN20B Accessory F.A.Q.

How do I integrate the Viessmann Solar-Divicon DN20B into my existing solar thermal system?

To integrate the Viessmann Solar-Divicon DN20B, ensure that your system's piping and connections align with the Divicon's specifications. Follow the installation manual for step-by-step guidance on securing connections and configuring the control unit.

What is the recommended maintenance schedule for the Viessmann Solar-Divicon DN20B?

It is recommended to inspect the Divicon DN20B every year. Check for leaks, ensure the pump and valves are functioning properly, and clean any filters to maintain optimal performance.

How can I troubleshoot a non-functional pump in the Viessmann Solar-Divicon DN20B?

If the pump is not functioning, first check the power supply and ensure all electrical connections are secure. Verify that the control unit settings are correct and inspect the pump for any blockages or damage.

What should I do if the Viessmann Solar-Divicon DN20B is leaking?

Leaking in the Divicon DN20B may be due to loose connections or damaged seals. Tighten any loose fittings and replace any faulty gaskets or seals to stop the leak.

Can I use antifreeze in the Viessmann Solar-Divicon DN20B system?

Yes, using a solar-specific antifreeze solution is recommended to prevent the system from freezing in cold conditions. Ensure compatibility with the materials in the DN20B system.

How do I adjust the flow rate in the Viessmann Solar-Divicon DN20B?

Adjust the flow rate by using the integrated flow meter and adjusting the pump speed or balancing valve as necessary to achieve the desired flow rate for optimal system efficiency.

What are the signs that the pressure in the Viessmann Solar-Divicon DN20B needs adjusting?

Signs include fluctuating system performance, unusual noises, or the pressure gauge reading outside of the recommended range. Adjust the pressure using the built-in pressure gauge and relief valve.

How can I prevent corrosion in the Viessmann Solar-Divicon DN20B?

Use corrosion inhibitors in the heat transfer fluid and regularly inspect the system for any signs of corrosion. Maintain appropriate pH levels and replace fluids as necessary.

What are common installation errors to avoid with the Viessmann Solar-Divicon DN20B?

Common errors include improper connection of pipes, incorrect configuration of the control unit, and neglecting to check for leaks. Follow the installation manual carefully to avoid these issues.

How do I replace a faulty valve in the Viessmann Solar-Divicon DN20B?

To replace a faulty valve, first shut down the system and relieve system pressure. Remove the faulty valve by unscrewing it from the assembly, then install the new valve and ensure it is tightly secured.