Bissell Separator Assembly for SurfaceSense Upright 3415, 3418 2HD The plate maintains proper airflow

The plate maintains proper airflow and brush-roll clearance where suction does its work

Replacing the hose restores a sealed path and crisp control

Benefit: Restores floor contact and even brushing in one swap

Fitting a sound head with a fresh pad restores even contact across the floor

mess-free bag changes

Bissell Separator Assembly for SurfaceSense Upright 3415, 3418 2HD The plate maintains proper airflowThis genuine Bissell Separator Assembly (Part #163 5991) is the cyclonic dirt separation unit for Bissell SurfaceSense upright vacuums. The separator spins the incoming airstream so dust and debris are pulled out and dropped into the dirt tank, while cleaner air continues on to the filtration stage. When the separator gets cracked, clogged with packed debris, or worn, you'll notice reduced suction and a dirt cup that fills unevenly or releases dust