Bissell CrossWave HydroSteam Dirty Water Tank for 3515, 3518 MC-6647 the motor or its components

the motor or its components may need replacement

Benefit: restores reliable motor operation

A robot's real contribution is consistency: it works on the days you cannot

Part: Genuine OEM handle assembly

Keeping a spare from the 2-pack on hand means clean airflow is always ready when the first filter loads up

Bissell CrossWave HydroSteam Dirty Water Tank for 3515, 3518 MC-6647 the motor or its componentsThis genuine Bissell CrossWave dirty water tank assembly (Part #163 4578) fits HydroSteam wet dry vacuum models in the 3515 series and model 3518. The dirty water tank collects the soiled water, debris, and residue pulled up from your floors during cleaning, keeping that mess separated from the fresh solution supply. A cracked, cloudy, or poorly sealing recovery tank causes suction loss, leaks, and odor retention. Swapping in this factory correct