I increased the playback speed to 1.2. In the settings you can slow down the playback.
The machine was opened for the purpose of cleaning the brewing group, coffee spout, water pump hoses, shut-off valve, otherwise these cannot be cleaned.
Have fun with the video, I hope I can help you with it.
And yes, I open most of the devices for the first time so that I can show you that it works without any experience.
My channel is aimed at the end device users who would normally throw away the machines and not at the professionals who do such work every day.