See Figure 1. The procedure for removing the side cover is the same for the left and right sides.
  1. Remove: Pull side cover (1) to release posts from grommets (2).
  2. Install: Align side cover posts with grommets (2).
  3. Press side cover until posts are fully seated in grommets.
1Side cover
2Grommet (3)
Figure 1. Right Side Cover