Viessmann Atola Series ECV Installation Manual
![Viessmann Atola Series ECV Boiler manual cover](/images/DhsxcWyrvFHcCSjQXXvmqNnw/thumbs/thumb175x175.webp)
To reset the boiler, locate the reset button on the control panel. Press and hold the button for a few seconds until the boiler restarts. Ensure the fault has been resolved before resetting to avoid recurrence.
Check the thermostat settings and ensure they are correctly configured. Inspect the pressure gauge to confirm it is within the recommended range. If issues persist, consider bleeding the radiators or contacting a professional technician.
It is recommended to service your boiler annually. Regular maintenance can help ensure efficiency, safety, and reliability, and can prevent potential issues.
The ideal pressure level for optimal performance is typically between 1.0 and 1.5 bar when the system is cold. Check the user manual for specific recommendations and adjust using the filling loop if necessary.
This could be due to a phenomenon known as 'kettling', which is often caused by limescale build-up or air trapped in the system. It is advisable to contact a qualified technician to investigate and resolve the issue.
Ensure regular maintenance, keep the system clean, and consider installing a programmable thermostat. Additionally, insulating pipes and bleeding radiators can help improve efficiency.
Immediately turn off the boiler and close the water supply. Check for visible leaks or loose connections. Contact a professional technician to diagnose and fix the problem to prevent further damage.
Turn off the heating and wait for the system to cool. Use a radiator key to open the bleed valve slightly, allowing trapped air to escape. Close the valve once water starts to flow steadily.
Frequent shutdowns can be due to low water pressure, a faulty thermostat, or a blocked heat exchanger. Verify these components and consult a professional technician if necessary.
Yes, you can use antifreeze to protect the system from freezing, especially in cold climates. Ensure that the antifreeze used is compatible with your specific boiler model as per the manufacturer's guidelines.