Juniper MX960 Hardware Manual page 467

NOTE: Removing the cables from the extended cable manager is not necessary to access
the air filter.
CAUTION:
allow fastened loops of cable to dangle, which stresses the cable at the fastening
point.
CAUTION:
filter in place.
3. Simultaneously pull the two releases labeled PULL on the standard cable manager. Lift it up and outward
to lock it in place to access the air filter.
4. Pull the filter tray release on both sides of the filter tray.
5. Slide the air filter tray out of the chassis as shown in
Figure 171: Removing the Normal-Capacity Air Filter Tray from the Chassis
SEE ALSO
Do not let fiber-optic cable hang free from the connector. Do not
Do not run the router for more than two minutes without the air
Figure 171 on page 454.
454