Instructions
Using the Carpet Rake
Step 1.Prior to vacuuming, use an up and down (or push/pull) motion to open the carpet fibers.This will loosen debris trapped in the carpet.
Step 2.Vacuum as usual.
Step 3.After vacuuming, groom the carpet.
Step 4.For post vacuum grooming there are two options: push the pile in the same direction for a uniform look OR use the push/pull method to give the carpet a two- tone, just vacuumed look.
Tips and warning
Carpet rakes can be used to freshen a carpet with out vacuuming. Area rug fringe can be straightened with a carpet rake. Carpet rakes are for plush, cut pile carpets. Do not use a carpet rake on a Berber or woven carpet as it may " pull" the fibers.
Article source http://ehow.com