It might be because the belt is broken, stretched or worn. In all of these cases the vacuum won't pick up well. You can get the replacement belts for this model and download the manual which has instructions on how to change the belt here:
Bissel 3670-2 brush -roller dose not rotate at all even after I ttry to pull the belt. Could someone...
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Bissel 3670-2 brush -roller dose not rotate at all even after I ttry to pull the belt. Could someone please explain the "mechnis or the principles how the brsu roller works?
The "clean filter indicator" changed from green to red. I changed both filters and cleaned...
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The "clean filter indicator" changed from green to red. I changed both filters and cleaned the inside of the vacuum, and there still isn't any suction. The hose is not clogged. I can take the lower filter out and it works when i put the filer tray back in the filter indicator turns red with no suction This is a bissell upright 3760-T
When I turn it on the filter indicator turns red but filters are clean and it will not pick up when...
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When I turn it on the filter indicator turns red but filters are clean and it will not pick up when this the happens
I have a canister bagless vacuum cleaner which is having the inlet at the front and the dust...
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I have a canister bagless vacuum cleaner which is having the inlet at the front and the dust collector chamber at the back. Please let me know how to calculate the efficiency of this type when compared with the Vacuum cleaner which is having the Dust collector chamber right at the inlet where we have minimum air passage