Viessmann Vitola-Biferral SR-VR Installation Instructions
![Viessmann Vitola-Biferral SR-VR Control Unit manual cover](/images/YtmLHynTbFnIeTiChJsCJnfU/thumbs/thumb175x175.webp)
To reset the control unit, locate the reset button usually found on the front panel. Press and hold the button for about 5 seconds until the unit restarts.
Consult the user manual for the specific error code to understand its meaning. If necessary, contact a certified technician for further assistance.
Use the arrow buttons on the control panel to navigate to the temperature settings menu. Adjust the desired temperature using the increase or decrease buttons.
It is recommended to have the control unit checked annually by a certified technician to ensure optimal performance and longevity.
First, download the latest software update from the Viessmann website onto a USB drive. Insert the USB into the control unit's USB port and follow the on-screen instructions to complete the update.
Ensure that the power supply is connected and functioning. Check the circuit breaker or fuse box for any tripped breakers or blown fuses.
Yes, if your model supports it, you can use the Viessmann app or a compatible smart home system to control the unit remotely.
Use a soft, dry cloth to gently wipe the display and buttons. Avoid using harsh chemicals or abrasive materials to prevent damage.
Holiday mode allows the system to operate at a lower temperature when you are away, saving energy while ensuring the system runs efficiently upon your return.
Check the network settings to ensure the unit is connected to your Wi-Fi. Restart the router and control unit if necessary, and check for any available firmware updates.