Baxi 800 Combi User Guide

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Baxi 800 Combi Specification

The Baxi 800 Combi is a high-efficiency, compact boiler designed for residential use, offering a reliable and efficient solution for home heating and hot water needs. It features a stainless steel heat exchanger, known for its durability and corrosion resistance, ensuring long-lasting performance. The boiler provides an output of 25kW to 36kW, catering to different household sizes and heating demands, with a high modulation ratio for improved efficiency and reduced energy consumption.

Equipped with a built-in, easy-to-use digital display, the Baxi 800 Combi allows for precise control and monitoring of heating schedules and temperatures. It supports smart thermostat compatibility, enabling remote operation and integration into home automation systems for enhanced convenience and energy management.

The Baxi 800 Combi includes an Adey Magnaclean Micro2 magnetic system filter, which protects the system from debris and sludge, extending the boiler's lifespan and maintaining optimal performance. Its compact design ensures flexibility in installation, fitting neatly into standard kitchen cupboards to save space without compromising on functionality.

Safety features are robust, with inbuilt frost protection and an automatic bypass to prevent system overheating, along with standard compliance to ERP (Energy-related Products) directives, ensuring it meets energy efficiency and emission standards. The boiler's quiet operation is an added advantage for household comfort, minimizing noise disruption.

Installation and servicing are simplified with accessible components and clear diagnostics, reducing downtime and maintenance costs. The Baxi 800 Combi comes with a generous warranty period, reflecting the manufacturer's confidence in its durability and reliability. This boiler is an ideal choice for homeowners seeking an efficient, space-saving, and dependable heating solution.

Baxi 800 Combi F.A.Q.

How do I reset the Baxi 800 Combi boiler?

To reset the Baxi 800 Combi boiler, press the reset button located on the control panel and hold it for a few seconds until the boiler restarts.

What should I do if the Baxi 800 Combi boiler is not providing hot water?

Check if the boiler is switched on and the thermostat is set to the desired temperature. Ensure there are no error codes displayed and that the water pressure is at the recommended level.

How often should I service my Baxi 800 Combi boiler?

It is recommended to service your Baxi 800 Combi boiler annually to ensure it operates efficiently and safely.

What does the E119 error code mean on a Baxi 800 Combi boiler?

The E119 error code indicates low water pressure. Check the pressure gauge and refill the system if necessary. The pressure should be between 1.0 and 1.5 bar.

How do I top up the water pressure on a Baxi 800 Combi boiler?

Locate the filling loop, usually found under the boiler. Open the valves to allow water into the system until the pressure gauge reads between 1.0 and 1.5 bar, then close the valves.

Why is my Baxi 800 Combi boiler making a loud banging noise?

A loud banging noise may indicate kettling, often caused by limescale buildup. It is advisable to have a professional inspect and clean the heat exchanger.

Can I use the Baxi 800 Combi boiler with a smart thermostat?

Yes, the Baxi 800 Combi boiler is compatible with most smart thermostats. Consult the thermostat's installation guide for compatibility and setup instructions.

What steps should I take if my Baxi 800 Combi boiler loses power?

Check the main power supply and ensure the boiler is plugged in. Verify the circuit breaker or fuse box for any tripped switches or blown fuses.

How do I bleed radiators connected to the Baxi 800 Combi boiler?

Turn off the heating and let the radiators cool. Use a radiator key to open the bleed valve until water starts to escape, then close the valve. Repeat for all radiators.

What maintenance tasks can I perform on my Baxi 800 Combi boiler?

Regularly check the water pressure, bleed radiators, and ensure vents and flues are unobstructed. An annual professional service is recommended for comprehensive maintenance.