Seagate Exos AP 4U100 Installation And Maintenance Manual page 59

To install the outer rails in the rack cabinet:
1. Verify that you assembled the rack rails according to prior tasks, orienting it with embossed arrows pointing upward.
2. Complete the following actions to insert the right outer rail assembly as shown to attach it to the rear post on the
right side of the rack cabinet:
a. Insert the right outer rail assembly into the rack, adjusting the rear mounting bracket to the bottom of the
allotted 4U space.
b. Clip the rear mounting bracket spring onto the rear rack post, then confirm that the mounting bracket seats fully
into the rear rack post mounting holes.
c. Secure the rear rack rail flange to the rack column with two Truss head screws, then tighten each screw with a #2
Phillips-head screwdriver to a torque of 35 lbf-in (3.95 N-m).
Figure 40 Attach the rear of the outer right rail assembly
3. Complete the following actions to attach the front of the right outer rail assembly to the right front post of the rack
cabinet:
a. Slide the front mounting bracket into the front rack post so that it occupies the bottom of the allotted 4U space.
b. Clip the front mounting bracket spring onto the front rack post so that the outer sleeve, which mates to either a
round or square mounting hole, snaps fully into place.
c. Confirm that the mounting bracket fully seats in the mounting holes by verifying that the outer sleeve fully
extends and is flush with the fixed inner pin.
Preparing for installation 59