Juniper QFabric QFX3000-G Hardware Documentation page 526

QFX3000-G QFabric System Hardware Documentation
Two Mounting Rails Procedure
476
Verify that the site meets the requirements described in
for a QFX3500 Device" on page
Place the rack in its permanent location, allowing adequate clearance for airflow and
maintenance, and secure it to the building structure.
Read "General Site Guidelines" on page
Guidelines for a QFX3500 Device" on page
Remove the device from the shipping carton (see
page 474).
Ensure that you have the following parts and tools available to mount the device on four
posts in a rack:
ESD grounding strap (provided).
One pair of rear installation blades. These installation blades support the rear of the
chassis and must be installed (provided).
Eight screws to secure the chassis and rear installation blades to the rack (not provided).
Appropriate screwdriver for the mounting screws (not provided).
WARNING: The QFX3500 device must be supported at all four corners.
Mounting the chassis using only the front brackets will damage the chassis
and can result in serious bodily injury.
CAUTION: If you are installing the QFX3500 device above 60 in. (152.4 cm)
from the floor, you must remove the power supplies, fan trays, and
management board before attempting to install the device, or ask someone
to assist you during the installation.
CAUTION: If you are mounting multiple devices on a rack, mount the device
in the lowest position of the rack first and proceed to mount the rest of the
devices from bottom to top.
To mount the device on four posts in a rack using a two-rail kit:
Attach the ESD grounding strap to your bare wrist and to a site ESD point.
1.
With two mounting screws—and cage nuts and washers if your rack requires
2.
them—attach one of the rear installation blades to the rear of the rack at the point
where you want to mount the device. Tighten the screws. The blade helps support
the rear of the chassis. You install the second rear installation blade after securing
both front mounting brackets. See
"Site Preparation Checklist
213.
217, with particular attention to
340.
"Unpacking a QFX3500 Device" on
Figure 197 on page 477.
Copyright © 2018, Juniper Networks, Inc.
"Chassis Lifting