Hoover Foam Filter - BH53400 OnePWR Linx - 2 Pack GEN 3 the board is the usual

the board is the usual culprit

A dropped or knocked canister can crack the top casing or break the release clip

or refuses to start

Replace your vacuum cord if you notice exposed wires

squeegee blade

Hoover Foam Filter - BH53400 OnePWR Linx - 2 Pack GEN 3 the board is the usualThis OEM Hoover foam filter comes as a 2 pack fitting the OnePWR Linx, listed for the BH53400, BH53420, and BH53450, and measuring 8 inches. The filter sits in the airflow path, capturing dust and debris while letting clean air pass through to the motor. A clogged or damaged filter chokes airflow and lets dust bypass the media back into your home, dragging down both suction and filtration. Fitting a fresh filter restores proper airflow and particle