Main brush error on the Roborock S7 MaxV Ultra

Roborock S7 MaxV Ultra Filter Roborock S7 MaxV Ultra Left side brush Roborock S7 MaxV Ultra Right side brush Roborock S7 MaxV Ultra Main brush roller Roborock S7 MaxV Ultra Brush guard Roborock S7 MaxV Ultra Side brush set Roborock S7 MaxV Ultra Cable organizer Roborock S7 MaxV Ultra Cleaning tool Roborock S7 MaxV Ultra Charging cable Roborock S7 MaxV Ultra Remote control Roborock S7 MaxV Ultra Floor cleaning solution Roborock S7 MaxV Ultra Mop pad Roborock S7 MaxV Ultra Mop pad (4-pack) Roborock S7 MaxV Ultra Water tank filter Roborock S7 MaxV Ultra Battery Roborock S7 MaxV Ultra Dust bag Roborock S7 MaxV Ultra Dock filter Roborock S7 MaxV Ultra HEPA filter Roborock S7 MaxV Ultra Dock base pad Roborock S7 MaxV Ultra Drive wheels Roborock S8 Filter Roborock S8 Left side brush Roborock S8 Right side brush Roborock S8 Main brush roller Roborock S8 Side brush set Roborock S8 Mop pad Roborock S8 Mop pad (4-pack) Roborock S8 Battery Roborock S8 Pro Ultra Filter Roborock S8 Pro Ultra Left side brush Roborock S8 Pro Ultra Right side brush Roborock S8 Pro Ultra Main brush roller Roborock S8 Pro Ultra Side brush set Roborock S8 Pro Ultra Mop pad Roborock S8 Pro Ultra Mop pad (4-pack) Roborock S8 Pro Ultra Battery Roborock S8 MaxV Ultra Filter Roborock S8 MaxV Ultra Left side brush Roborock S8 MaxV Ultra Right side brush Roborock S8 MaxV Ultra Main brush roller Roborock S8 MaxV Ultra Side brush set Roborock S8 MaxV Ultra Mop pad Roborock S8 MaxV Ultra Mop pad (4-pack) Roborock S8 MaxV Ultra Battery Roborock Q Revo Filter Roborock Q Revo Left side brush Roborock Q Revo Right side brush Roborock Q Revo Main brush roller Roborock Q Revo Side brush set Roborock Q Revo Mop pad Roborock Q Revo Mop pad (4-pack) Roborock Q Revo Battery Roborock Q Revo Pro Filter Roborock Q Revo Pro Left side brush Roborock Q Revo Pro Right side brush Roborock Q Revo Pro Main brush roller Roborock Q Revo Pro Side brush set Roborock Q Revo Pro Mop pad Roborock Q Revo Pro Mop pad (4-pack) Roborock Q Revo Pro Battery Roborock Q Revo MaxV Filter Roborock Q Revo MaxV Left side brush Roborock Q Revo MaxV Right side brush Roborock Q Revo MaxV Main brush roller Roborock Q Revo MaxV Side brush set Roborock Q Revo MaxV Mop pad Roborock Q Revo MaxV Mop pad (4-pack) Roborock Q Revo MaxV Battery Roborock S7 Filter Roborock S7 Left side brush Roborock S7 Right side brush Roborock S7 Main brush roller Roborock S7 Side brush set Roborock S7 Mop pad Roborock S7 Mop pad (4-pack) Roborock S7 Battery Roborock S7 MaxV Filter Roborock S7 MaxV Left side brush Roborock S7 MaxV Right side brush Roborock S7 MaxV Main brush roller Roborock S7 MaxV Side brush set Roborock S7 MaxV Mop pad Roborock S7 MaxV Mop pad (4-pack) Roborock S7 MaxV Battery Roborock S7 Pro Ultra Filter Roborock S7 Pro Ultra Left side brush Roborock S7 Pro Ultra Right side brush Roborock S7 Pro Ultra Main brush roller Roborock S7 Pro Ultra Side brush set Roborock S7 Pro Ultra Mop pad Roborock S7 Pro Ultra Mop pad (4-pack) Roborock S7 Pro Ultra Battery Roborock S6 MaxV Filter Roborock S6 MaxV Left side brush Roborock S6 MaxV Right side brush Roborock S6 MaxV Main brush roller Roborock S6 MaxV Side brush set Roborock S6 MaxV Battery Roborock Saros 10 Filter Roborock Saros 10 Left side brush Roborock Saros 10 Right side brush Roborock Saros 10 Main brush roller Roborock Saros 10 Side brush set Roborock Saros 10 Mop pad Roborock Saros 10 Mop pad (4-pack) Roborock Saros 10 Battery Roborock Saros 10R Filter Roborock Saros 10R Left side brush Roborock Saros 10R Right side brush Roborock Saros 10R Main brush roller Roborock Saros 10R Side brush set Roborock Saros 10R Mop pad Roborock Saros 10R Mop pad (4-pack) Roborock Saros 10R Battery Roborock Saros Z70 Filter Roborock Saros Z70 Left side brush Roborock Saros Z70 Right side brush Roborock Saros Z70 Main brush roller Roborock Saros Z70 Side brush set Roborock Saros Z70 Mop pad Roborock Saros Z70 Mop pad (4-pack) Roborock Saros Z70 Battery