In this edition of Training Tuesday, Baxi trainer Steve shows you how to put the Baxi 400 Combi 2 boiler into chimney sweep mode (or service function).
Please note: This video is intended for competent heating and hot water engineers only, for example must be Gas Safe registered if working with gas, or have the Unvented Hot Water Qualification (G3) and is subject to our full video disclaimer which can be found here:
www.baxi.co.uk/important-information/video-disclaimer
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![](https://i.ytimg.com/vi/JuY-BggM4n4/maxresdefault.jpg)