Dell PowerEdge Rack Enclosure 4020S - Manual (Page 18)

16
Installation Guide
Installing the Brushes
WARNING:
All brushes supplied must be installed and the brush bristles must be
in contact with the floor to form a seal around the bottom perimeter of the rack
enclosure. Removing the brushes may reduce the cooling efficiency within the
enclosure.
To install the brushes on the side of the rack:
1 Remove the lower side panel. See "Removing the Lower Side Panels" on
page 14.
2 Align the brush bracket with the rack frame and insert the brush bracket
into the rack frame. See Figure 6.
3 Secure the brush bracket using the four bolts and washers. See Figure 6.
4 Replace the lower side panel. See "Replacing the Lower Side Panels" on
page 15.
5 Repeat step 1 through step 4 for the other side of the rack.
To install the brush at the back of the rack:
1 Rotate the door handle one-quarter turn clockwise to open the back doors.
See Figure 2.
2 Align the brush bracket with the rack frame and insert the brush bracket
into the rack frame. See Figure 6.
3 Secure the brush bracket using the two bolts and washers. See Figure 6.
4 Close the back door.