Removing The T4000 Rear Fan Tray - Juniper T4000 Hardware Manual

T4000 Core Router Hardware Guide

Removing the T4000 Rear Fan Tray

270
CAUTION: To maintain proper cooling, do not operate the routing node with
the rear fan tray removed for more than one minute.
Removing the T4000 Rear Fan Tray on page 270
1.
Installing the T4000 Rear Fan Tray on page 271
2.
To remove the rear fan tray (see
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
1.
the strap to an approved site ESD grounding point.
Loosen the captive screws on the top and bottom of the fan tray faceplate.
2.
Grasp the handles, and pull the fan tray halfway out of the chassis.
3.
Wait for the fans to stop spinning.
4.
After the fans stop spinning, place one hand under the fan tray to support it, and pull
5.
the fan tray completely out of the chassis.
Figure 106 on page 271):
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