RPN 75: Software Update V2.10 for system 20 (STM 20 / 21 / 22 / RED / DUO) and V1.40 for TCM 20 (THERMCORD module)
RPN 63: system 20 casing (108/150 mm) exceeding 3.5 m: Extra mounting set "Mounting brackets/Holding bar " 102-020809004