Cisco 8100 Series Hardware Installation page 38

Replace Fan Modules for Cisco 8100 Series Routers
Figure 17: Airflow Direction for Cisco 8102-64H Router
Step 1 To remove a fan module, follow these steps:
a) Press two latches on the fan module and grasp the handle of fan module.
Figure 18: Cisco 8102-64H Router
1
b) As you simultaneously press the latches pull the fan module fully out of the chassis.
Step 2
To install a fan module, follow these steps:
a) Hold the fan module with the LED at the top.
b) Align the fan module to the open fan tray slot in the chassis, and press the module all the way into the slot until the
left and right latches click and are locked on the chassis.
Hardware Installation Guide for Cisco 8100 Series Routers
34
Remove Fans
Latched fan module
Replace Chassis Components