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Install the rear fan bulkhead

Follow instructions in this section to install the rear fan bulkhead. The procedure must be executed by a trained technician.

About this task

Attention
  • Read Installation Guidelines and Safety inspection checklist to ensure that you work safely.
  • Touch the static-protective package that contains the component to any unpainted metal surface on the server; then, remove it from the package and place it on a static-protective surface.
  • Two people and one lifting device on site that can support up to 400 lb (181 kg) are required to perform this procedure. If you do not already have a lifting device available, Lenovo offers the Genie Lift GL-8 material lift that can be purchased at Data Center Solution Configurator. Make sure to include the Foot-release brake and the Load Platform when ordering the Genie Lift GL-8 material lift.
Note
Make sure you have a torque screwdriver available to properly replace the component.

Procedure

  1. Hook the bottom of the rear fan bulkhead onto the GPU shuttle bracket to hold it in the intermediate position as illustrated. Then, connect all the cables to the rear fan control boards. See Fan control board cable routing for more information.
    Figure 1. Hooking the rear fan bulkhead onto the GPU shuttle bracket
    Hooking the rear fan bulkhead onto the GPU shuttle bracket
  2. Install the rear fan bulkhead.
    1. Disengage the bulkhead from the GPU shuttle bracket. Then, slide the bulkhead forward and lower it to engage it with the guide pins on the system shuttle.
    2. Locate the four screw holes marked with G on both sides of the system shuttle; then, fasten the four screws to secure the bulkhead.
    Note
    Tighten the screws with a torque screwdriver set to the proper torque. For reference, the torque required for the screws to be fully tighten is 0.9 ± 0.2 newton-meters.
    Figure 2. Rear fan bulkhead installation
    Rear fan bulkhead installation

After you finish

  1. Reinstall the system shuttle. See Install the system shuttle.
  2. Complete the parts replacement. See Complete the parts replacement.