Removing The T4000 Front Fan Trays - Juniper T4000 Hardware Manual

Removing the T4000 Front Fan Trays

Copyright © 2018, Juniper Networks, Inc.
The upper front fan tray is located above the FPC card cage, and the lower front fan tray
is located below the air filter. Each front fan tray weighs about 20.4 lb (9.3 kg)
To remove the front fan trays (see
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
1.
the strap to an approved site ESD grounding point. See the instructions for your site.
Loosen the captive screws on the corners of the faceplate of one of the fan trays.
2.
Grasp the handles, and pull the fan tray halfway out of the chassis.
3.
Place one hand under the fan tray to support it, and pull the fan tray completely out
4.
of the chassis.
Repeat the procedure to remove the remaining front fan tray.
5.
Chapter 19: Installing the Router into a Rack Without a Mechanical Lift
Figure 48 on page 158 and Figure 49 on page 158):
157