Juniper MX240 Hardware Manual page 223

6. Slide the router onto the mounting shelf until the mounting brackets contact the rack rails. The shelf
ensures that the holes in the mounting brackets of the chassis align with the holes in the rack rails.
7. Move the lift away from the rack.
8. Install a mounting screw into each of the open mounting holes aligned with the rack, starting from the
bottom.
9. Visually inspect the alignment of the router. If the router is installed properly in the rack, all the mounting
screws on one side of the rack should be aligned with the mounting screws on the opposite side and
the router should be level.
Figure 54: Installing the Router in the Rack
NOTE: This illustration depicts the router being installed in an open-frame rack. For an illustration
of the mounting hardware required for a four-post open rack or open cabinet, see
MX240 Router Mounting Hardware for a Rack or Cabinet" on page
"Installing the
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