Baxi 825 Combi Installation and Service Manual
![Baxi 825 Combi manual cover](/images/5355da04b927579932dd664c/thumbs/thumb175x175.webp)
The ideal pressure for the Baxi 825 Combi boiler is between 1.0 and 1.5 bar when the system is cold.
To reset the Baxi 825 Combi boiler, press the reset button on the control panel and hold it for a few seconds until the error code disappears.
Check if the thermostat is set correctly, ensure there is power to the boiler, and verify that the water pressure is within the recommended range. If the issue persists, consult a professional.
The Baxi 825 Combi boiler should be serviced annually by a qualified engineer to ensure efficient and safe operation.
No, the installation of the Baxi 825 Combi boiler should be carried out by a Gas Safe registered engineer to comply with safety regulations.
The Baxi 825 Combi boiler is designed to use natural gas as its primary fuel source.
Ensure regular servicing, bleed radiators to remove air pockets, and use a programmable thermostat to better control heating schedules.
The Baxi 825 Combi boiler has a central heating output of 25 kW.
Banging noises may be caused by kettling, which is due to limescale buildup. It is advisable to contact a professional to descale the system.
Turn off the heating, use a radiator key to slowly open the bleed valve and release trapped air until water starts to escape, then close the valve.