CAUTION: Always keep the air filter in place while the device is operating,
except during replacement. Because the fans are very powerful, they could
pull small bits of wire or other materials into the devicethroughthe unfiltered
air intake. This could damage the device components.
Before you remove an air filter, ensure that you understand how to prevent ESD damage.
See “Prevention of Electrostatic Discharge Damage” on page 192.
Ensure that you have the following parts and tools available to remove a bottom air filter
from a QFX3008-I Interconnect device:
•
Electrostatic discharge (ESD) grounding strap
•
Replacement air filter
•
Phillips (+) screwdriver, number 2
To remove a bottom air filter from a QFX3008-I Interconnect device (see Figure 106 on
page 339):
1. Attach the ESD grounding strap to your bare wrist, and connect the strap to the ESD
point on the chassis
2. Unscrew the captive screws counterclockwise using your fingers. If you cannot easily
unscrew the captive screws with your fingers, use the screwdriver.
3. Open the door, being careful to lower it gently, until it stops.
4. Pull on the air filter tab, located in the center of the filter, and slide the air filter straight
out.
Figure 106: Removing a Bottom Air Filter from a QFX3008-I Interconnect
Device
339Copyright © 2012, Juniper Networks, Inc.
Chapter 26: Replacing QFX3008-I Components
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