Worcester Highflow 400 Electronic BF 2000 User Instructions
![Worcester Highflow 400 Electronic BF 2000 Boiler manual cover](/images/fDyOEeHfxaYrmXBUoAyHkIev/thumbs/thumb175x175.webp)
To reset the Worcester Highflow 400, locate the reset button on the control panel. Press and hold the button for a few seconds until the reset sequence initiates. Release the button and wait for the boiler to complete the reset process.
Check if the boiler is receiving power and ensure the thermostat is set correctly. Inspect the pressure gauge; it should be between 1-1.5 bar. If the problem persists, the issue could be with the diverter valve or a faulty thermostat sensor, which may require professional servicing.
Refer to the boiler's user manual to identify the specific error code. Follow the recommended troubleshooting steps. If the error code persists after resetting the boiler, contact a certified technician for further diagnosis and repair.
It is recommended to have your Worcester Highflow 400 Boiler serviced annually by a qualified technician to ensure it operates efficiently and safely. Regular maintenance can also prevent unexpected breakdowns.
Water leaks can be caused by high pressure, faulty seals, or corrosion. Check the pressure relief valve and all visible piping for leaks. If the issue is not obvious or easily fixed, contact a professional to assess and repair the boiler.
Locate the filling loop, usually a flexible hose beneath the boiler. Open the valves on the filling loop to allow water to enter the system until the pressure gauge reads between 1-1.5 bar. Close the valves tightly once the desired pressure is reached.
The recommended pressure setting for the Worcester Highflow 400 Boiler is between 1 and 1.5 bar when the system is cold. Regularly check the pressure to ensure it remains within this range.
Frequent shutdowns can be caused by issues such as low water pressure, a malfunctioning thermostat, or air trapped in the system. Check the pressure gauge, bleed any radiators if necessary, and ensure the thermostat is functioning properly.
Turn off the heating system and allow the radiators to cool. Use a radiator key to open the bleed valve at the top of the radiator. Allow trapped air to escape until water begins to trickle out, then close the valve. Check the boiler pressure afterwards and adjust if necessary.
Unusual noises may indicate air in the system, a faulty pump, or sludge buildup. Bleed the radiators to remove air, and consider a power flush to clean the system. If the noise persists, have a professional inspect the pump and other components.