IBM 7378 Problem Determination And Service Manual page 216

To install a hot-swap fan, complete the following steps:
1. Read the safety information that begins on page vii and "Handling
2. Touch the static-protective package that contains the hot-swap fan to any
3. Open the fan-locking handle on the replacement fan.
4. Insert the fan into the socket and close the handle to the locked position.
5. Install and lock the left-side cover (see "Installing the left-side cover" on page
198
IBM System x3400 M3 Types 7378 and 7379: Problem Determination and Service Guide
Hot-swap fan
static-sensitive devices" on page 151.
Attention: Static electricity that is released to internal server components
when the server is powered-on might cause the server to halt, which might
result in the loss of data. To avoid this potential problem, always use an
electrostatic-discharge wrist strap or other grounding system when you work
inside the server with the power on.
unpainted metal surface on the server; then, remove the fan from the package.
181).
Fan air
baffle