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Is the brewing unit jammed in your coffee machine? In this video, the technician will tell you how to service the brewing unit in a Bosch TIS30129 series coffee machine. Lubrication: https://service-cm.ru/shop/sredstva-d... Original seal: https://service-cm.ru/shop/zapchasti-... Analog seal: https://service-cm.ru/shop/zapchasti-... Cleaning agent: https://service-cm.ru/shop/sredstva-d... Coffee machine forum https://forum.service-cm.ru 00:00 Brewing unit problem 01:10 How to maintain the operation of the charger 02:51 How to disassemble the charger 04:10 Removing and servicing the upper piston 09:23 Assembling the upper piston 11:15 Assembling the brewing unit 12:00 What to lubricate and what not?