Comapct C9 whit new hsoe new cord 4 layer of filtration my beats my grand ma had one never manage to save it gone .... but 2013 i got mine complete resto in 2019
kirbylux77
Thats whati meant to say all layers should be use .
Whit only the hepa material the motor suction will pull it towards the fan and its no good .
Like Elelctrolux USA Canada pre motor filters are there fora reason . To catch the fine dust
so yes the manual is correct...