Related
Documentation
MX240 Cooling System Description on page 17•
• Maintaining the MX240 Air Filter on page 378
• Preventing Electrostatic Discharge Damage to an MX240 Router on page 444
Replacing the MX240 Fan Tray
1.
Removing the MX240 Fan Tray on page 271
2.
Installing the MX240 Normal-Capacity Fan Tray on page 272
Removing the MX240 Fan Tray
NOTE: To prevent overheating, install the replacement fan tray immediately
after removing the existing fan tray.
To remove the fan tray (see Figure 114 on page 272):
1. Attach an ESD grounding strap to your bare wrist and connect the strap to one of the
ESD points on the chassis.
2. Loosen the captive screws on the fan tray faceplate.
3. Grasp the fan tray handle, and pull it out approximately 1 to 3 inches.
WARNING: To avoid injury, keep tools and your fingers away from the fans
asyou slide the fan tray out of the chassis.The fans mightstill be spinning.
4. Press the latch located on the inside of the fan tray to release it from the chassis.
5. Place one hand under the fan tray to support it, and pull the fan tray completely out
of the chassis.
271Copyright © 2017, Juniper Networks, Inc.
Chapter 23: Replacing Cooling System Component
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