Figure 18: Overview Of Assembled Rail Kit - Mellanox Technologies Grid Director 4700 Installation Manual

The following image shows the two rails completely assembled and displays the left rack
assembled to the rack, and how the left rail looks when it is attached to the rack.

Figure 18: Overview of Assembled Rail Kit


Use all 8 screws. Note the order of the nuts and washers.

Select the inner openings or outer openings (as shown), depending on the rack vertical rails
locations. Inside ledges are used for sliding the chassis along the rail.
Procedure Summary
Perform each step of the following procedure for both rails.
1. Use 8-32 5/8" screws and flat washers and spring provided with the kit to assemble the rail,
positioning the insert in front of the bracket.
2. For each of left and right rails, take a bracket and attach an insert (the two inserts are
identical). At this stage, position the two parts to fit the distance between the rack rails of
each side.

Make sure that you are using the right bracket for the right rail (right side when facing
the front of the rack) and the left bracket for the left rail (left side when facing the front
of the rack). The insert is identical for both rails.

The rail supports six or eight 8-32 5/8" screws. Eight is recommended.
3. Select the counter sunk holes in the bracket.
4. Assemble the rail with flat washers, spring washers, and nuts.
IMPORTANT: Do not tighten the screws at this time.
5. Align the rail mounting holes with the mounting holes in the equipment rack.
6. Install the rail kit by positioning the rail brackets in alignment with the adequate mark on
the rack.
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Rack-Mounting the 4700 Chassis