Viessmann Vitotronic 200-H HK1S Installation Instructions
![Viessmann Vitotronic 200-H HK1S Control Unit manual cover](/images/VlvqezdmreZOetZSXOllGNTB/thumbs/thumb175x175.webp)
To adjust the heating curve, access the menu by pressing the 'Menu' button. Navigate to 'Heat source' and select 'Heating curve'. Adjust the slope and parallel shift settings to optimize energy efficiency based on your building's needs.
Ensure that the control unit is properly connected to the power supply. Check the circuit breaker and any external fuses. If the issue persists, consult with a certified technician to inspect the internal connections and components.
To reset the control unit, access the main menu, and navigate to 'Service functions'. Select 'Reset to factory settings'. Note that this will erase all custom settings and configurations.
Common error codes include 'F2' for burner failure and 'F4' for flame failure. Refer to the user manual for a complete list of codes. Most issues can be resolved by resetting the unit or checking the fuel supply.
Press the 'Menu' button and navigate to 'DHW (Domestic Hot Water)'. Select 'Temperature setting' and adjust the desired temperature using the '+' or '-' buttons.
Check if the control unit is in the correct mode (e.g., 'Heating' mode). Ensure the time and date settings are correct as these can affect scheduling. Verify that all connections are secure and that there are no system-wide errors.
Access the scheduling menu by pressing 'Menu'. Navigate to 'Time programs' and select 'Heating'. Set the desired start and end times for each day. Confirm the schedule to activate it.
Regular maintenance includes checking and cleaning the sensors, inspecting electrical connections, and ensuring that the software is up to date. Schedule annual professional inspections to maintain optimal performance.
Software updates can be performed via a USB drive. Download the latest firmware from the Viessmann website, transfer it to a USB drive, and insert it into the control unit. Follow on-screen instructions to complete the update.
Check the thermostat settings and ensure that they are correctly configured. Recalibrate the room sensors if necessary. Inspect the heating curve settings for any discrepancies and adjust them as needed.