Baxi 24 Duo-tec 2 Combi GA Installation and Service Manual

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Year 2014

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Baxi 24 Duo-tec 2 Combi GA Specification

The Baxi 24 Duo-tec 2 Combi GA is a high-efficiency gas condensing boiler designed for residential applications. It offers a compact and wall-mounted design, making it suitable for a variety of installation spaces. This model boasts a 24 kW output, providing sufficient heating and hot water for small to medium-sized homes. The boiler operates with a high efficiency of up to 92%, which is achieved through its condensing technology that extracts additional heat from the exhaust gases.

The Baxi Duo-tec 2 Combi GA features a user-friendly interface with a digital display, allowing easy monitoring and adjustment of settings. It incorporates advanced gas adaptive control, which optimizes combustion for maximum efficiency and reduced emissions, adapting automatically to the quality of the gas supply. The boiler includes frost protection, ensuring safe operation during cold weather conditions.

Designed for ease of installation and maintenance, the Baxi 24 Duo-tec 2 Combi GA comes with a pre-plumbing jig, built-in filling loop, and a simple hanging bracket. It also supports flue options up to 20 meters, offering flexibility in positioning the unit within the home. The boiler is compatible with Baxi's range of optional controls, including wireless thermostats and smart home integration, enhancing energy management and convenience.

Safety features such as flame supervision and automatic shut-off are integrated to ensure reliable operation. The Baxi 24 Duo-tec 2 Combi GA is an environmentally friendly choice, with low NOx emissions meeting strict European standards. It offers a combination of efficiency, reliability, and ease of use, making it a popular choice for modern homes seeking an effective heating solution.

Baxi 24 Duo-tec 2 Combi GA F.A.Q.

How do I reset the Baxi 24 Duo-tec 2 Combi GA boiler?

To reset the Baxi 24 Duo-tec 2 Combi GA boiler, press and hold the reset button for 5 seconds until the boiler restarts. This button is usually located on the control panel.

What should I do if my boiler is not igniting?

If your boiler is not igniting, check if the gas supply is turned on, ensure the thermostat is set correctly, and see if there are any error codes displayed. If the problem persists, contact a qualified technician.

How often should I service the Baxi 24 Duo-tec 2 Combi GA boiler?

It is recommended to service the Baxi 24 Duo-tec 2 Combi GA boiler annually to ensure efficient operation and to maintain the warranty.

What does error code E133 mean on my Baxi boiler?

Error code E133 indicates a flame failure or gas supply issue. Check the gas supply and reset the boiler. If the error persists, contact a professional.

How can I increase the water pressure in my boiler?

To increase the water pressure, locate the filling loop (usually a silver flexible hose) and open the valves to allow water into the system. Close the valves once the pressure reaches 1.5 bar.

Why is my Baxi boiler making a loud banging noise?

A loud banging noise can be due to kettling, which is caused by limescale buildup. It's advisable to have a professional descale the system.

What is the ideal boiler pressure for the Baxi 24 Duo-tec 2 Combi GA?

The ideal boiler pressure for the Baxi 24 Duo-tec 2 Combi GA is between 1.0 and 2.0 bar.

How do I bleed radiators connected to my Baxi boiler?

To bleed radiators, turn off the heating system, use a radiator key to open the bleed valve slightly until water starts to escape, then close the valve.

What maintenance tasks can I do myself for my Baxi boiler?

You can regularly check the pressure gauge, bleed radiators, and ensure there are no obstructions around the boiler for proper ventilation.

How do I adjust the temperature on the Baxi 24 Duo-tec 2 Combi GA?

To adjust the temperature, use the control knobs on the front panel of the boiler. One knob controls the heating temperature and the other controls the hot water temperature.