Juniper MX2020 Hardware Manual page 477

Figure 214: Removing the Lower Air Filter from the Chassis
To remove the middle card cage cable manager air filter:
1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect the strap to
one of the ESD points on the chassis.
2. Move the cables from the middle card cage cable manager, if necessary.
3. Loosen the two captive screws located on the front of the middle card cage cable manager door.
CAUTION:
in place.
4. Open the cable manager door to get access to the air filter.
5. Grasp the air filter, and pull the air filter straight out from the access door, (see
D
Do not run the router for more than 2 minutes without the air filter
Figure 215 on page 458).
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