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In this video, the technician will tell you how to disassemble and repair the upper piston of the thermal block in the Delonghi Magnifica coffee machine. The technician will show you step by step the process of disassembling the piston of a two-heating element thermal block and will touch on other types of thermal blocks. Thermal block piston base: https://service-cm.ru/shop/zapchasti-... Repair kit: https://service-cm.ru/shop/zapchasti-... Lubrication: https://service-cm.ru/shop/sredstva-d... Coffee machine forum https://forum.service-cm.ru 00:00 What happened? 01:38 Disassembling the thermal block 03:35 What work will we do 04:15 How to clean the thermal block? 04:54 Replacing the seals and assembling the piston 15:18 Connecting the piston to the thermal block 16:36 How to see the malfunction? 18:21 About other types of thermal blocks