Lindhaus LB3 / Valzer Demo Display Filter UH70800 the brush roll stops spinning

the brush roll stops spinning even though the central vacuum keeps pulling air

The brush roll spins against the carpet to loosen embedded dirt so the airflow can carry it away

brush kit 8505934-50 sold separately

Stock up on AS6 HEPA bags to keep both your suction strong and your exhaust air clean between changes

Lindhaus LB3 / Valzer Demo Display Filter UH70800 the brush roll stops spinningThe genuine Lindhaus LB3 Valzer demo filter, part 184480081, is a clear demonstration filter housing built for the showroom floor and the sales conversation. Instead of the standard sealed exhaust filter, this transparent demo unit lets customers watch the Lindhaus multi level filtration system at work, making the machine's dust capture and air handling performance visible at the point of sale. Lindhaus dealers and demonstrators use part 184480081 to