Installing A Fan Module In The Ptx1000 - Juniper PTX1000 Hardware Manual

WARNING:
you slide the fan module out of the chassis—the fan might still be running.
5. Pull firmly to slide the fan module halfway out of the chassis.
6. When the fan stops spinning, slide the fan module completely out of the chassis.
7. Place the fan module in the antistatic bag or on the antistatic mat placed on a flat, stable surface.
Figure 38: Removing a Fan Module from a PTX1000
NOTE: When a fan module is removed, the CLI message Fan/Blower is Absent is logged in the
system log, and the system raises a minor alarm.

Installing a Fan Module in the PTX1000

The fan modules in a PTX1000 are hot-removable and hot-insertable field-replaceable units (FRUs)—you
can remove and replace them without powering off the PTX1000 or disrupting routing functions.
CAUTION:
overheating. Before removing the fan module, ensure you have a replacement fan
module available.
To avoid injury, do not touch the fan with your hands or any tools as
Replace the fan module within 30 seconds of removal to prevent chassis
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