Remove a Fan Module
 | Caution - While the fans provide some cooling redundancy, if a fan module fails, replace it as soon as possible to maintain server availability. When you remove one of the fan modules, you must replace it within 30 seconds to prevent overheating of the server. |
 | Caution - The fan module contains hazardous moving parts. Unless the power to the server is completely shut down, replacing the fan module is the only service permitted in the fan compartment. |
You can perform this procedure while the server is running. See Component Service Categories for more information about hot-service procedures.
- Prepare
for servicing.
- Attach an antistatic
wrist strap.
See Prevent ESD Damage.
- Extend the server to the maintenance position.
- Attach an antistatic
wrist strap.
-
Open the fan door.
Slide the two green buttons to unlock the fan door, then swing it open.
- Identify the faulty fan module with a corresponding Service Required LED.
The Service Required LEDs are located near the fan modules as shown in Determine Which Fan Module Is Faulty.
-
Loosen the screw on the fan module (panel 1).
The screws should only be finger tight. If you have difficulty loosening a screw by hand, use a No. 2 Phillips screwdriver.
- Grasp the fan module and lift it out of the server (panel 2).
Caution - When removing a fan module, do not rock it back and forth. Rocking fans can damage the fan module connectors.
Caution - When changing fan modules, note that only the fan modules can be removed or replaced. Do not service any other components in the fan compartment unless the server is shut down and the power cords are removed.
- Install a new fan module.
See Install a Fan Module.