Worcester Highflow 3.5 BF 1993 Operating Instructions
![Worcester Highflow 3.5 BF 1993 Boiler manual cover](/images/lYidwTqOoTMGVBvDlWOVfGvS/thumbs/thumb175x175.webp)
To reset the boiler, first ensure that the power supply is off. Locate the reset button on the control panel, press and hold it for a few seconds, then release. Turn the power back on and the boiler should restart.
Regular maintenance includes checking the pressure levels, bleeding radiators, inspecting for leaks, and having a professional service the boiler annually to ensure all components are in good working order.
Unusual noises could be caused by air in the system, a faulty pump, or lime scale buildup. Bleeding the radiators or descaling the system may resolve the issue. If the noise persists, consult a professional technician.
To improve efficiency, ensure regular servicing, install a programmable thermostat, insulate pipes, and bleed radiators to remove trapped air.
If the pilot light goes out, try relighting it following the instructions in the user manual. Ensure there are no gas leaks and that the area is well-ventilated before attempting to relight.
Pressure loss can be due to leaks in the system, faulty pressure relief valve, or air being bled from the radiators. Check for visible leaks and consult a technician if the problem persists.
Yes, you can use antifreeze to prevent freezing in the system during cold weather. Ensure it is a suitable type for central heating systems and follow the manufacturer's guidelines for concentration.
Turn off the heating and allow the system to cool. Use a radiator key to open the bleed valve slightly and release trapped air until water starts to escape, then close the valve securely.
Possible reasons include a malfunctioning thermostat, a broken diverter valve, or a faulty heat exchanger. Check these components and consider consulting a professional for repairs.
Turn off the water and power supply to the boiler. Identify the source of the leak, which could be a loose connection or a faulty component, and contact a qualified technician for repairs.