Loc Maintenance refers to the care of your locs during a loc training session. Sessions will last between 2-4 hours depending on the loc density of the set. Length also contributes largely to the length of time it takes to complete the
You could have many locs. They could be thick or small and when they are small there are lots of them. So if you are outside of the average number of locs you see on other sets be prepared to sit a little longer to get the job done correctly!
Many people refer to this portion of the loc training session as the retwist.
See also (Retwist)