Disassembly, replacement of seals, descaling with vinegar and reassembly of a Geberit Sigma 8 cistern (109.770.001) year of manufacture 2012. The video, which contains illustrations and films, shows the succession of the various phases of ordinary and extraordinary maintenance of Geberit cisterns like the one in the video but also similar ones.
How to access valves for service.
28 апр 2021