Flip it right side up and vacuum the dirt. Use only suction on the front of wool rugs, for synthetic rugs you can use the beater bar/rotating brush on the front and back.
[header] How to clean a rug [title] Vacuum your rug regularly. [step] To maintain an area rug, at least once a month flip it upside down and vacuum the back of the rug. Vacuuming the back with the beater bar/rotating brush helps push dirt trapped deep down toward the top of the rug.