Juniper MX240 - UPGRADING Manual page 9

Copyright © 2010, Juniper Networks, Inc.
Press on the two latches located on the inside of the fan tray to release the fan tray
4.
from the chassis.
Place one hand under the fan tray to support it, and pull the fan tray completely out
5.
of the chassis.
WARNING: To avoid injury, keep tools and your fingers away from the fans
as you slide the fan tray out of the chassis. The fans might still be spinning.
NOTE: To prevent overheating, install the replacement fan tray immediately
after removing the existing fan tray.
Figure 8: Removing an Upper Fan Tray
To install the fan trays (see Figure 5 on page 6 and Figure 9 on page 10):
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
1.
the strap to one of the ESD points on the chassis.
Grasp the fan tray on each side, and insert it straight into the chassis. Note the correct
2.
orientation by the "this side up" label on the top surface of the fan tray.
Replacing the MX960 Fan Trays
9