Cisco ASR 9000 Series Installation Manual page 175

Chapter 3 Installing Cards and Modules in the Chassis
Before installing the fan tray, first determine its location. Refer to the figure that applies to your router.
See the
Follow these steps to install fan trays in the chassis.
Lift the fan tray (with two hands) and slide it halfway into the module bay.
Step 1
Slowly push the fan tray into the chassis until it mates with the backplane connector at the back of the
Step 2
chassis bay.
To prevent damage to the connectors, do not use excessive force when inserting the fan tray into the
Caution
chassis.
Step 3 Tighten the captive screw(s) on the fan tray using the 6-inch long number 2 Phillips screwdriver to a
torque of 10 in-lb to secure it to the chassis.
Step 4 Repeat
Note
"Removing Fan Trays" section on page
Step 1 through Step 3 for the second fan tray.
On the Cisco ASR 9922 Router, the third and fourth fan trays (under the middle cage) are
installed upside down compared to the first and second fan trays (above the middle cage).
Cisco ASR 9000 Series Aggregation Services Router Hardware Installation Guide
2-18.
Installing Fan Trays
3-5