Requirements for replacing a fan canister

If you plan to replace a fan canister, keep the following requirements in mind.

• You have a replacement fan canister (fan) that is supported for your controller shelf or drive shelf model.
• You have one fan canister that is installed and running.
• You have an ESD wristband, or you have taken other antistatic precautions.
• If you perform this procedure with the power turned on, you must complete it within 30 minutes to prevent the possibility of overheating the equipment.
• You can replace a fan canister while your storage array is powered on and performing host I/O operations, as long as the following conditions are true:
  • The second fan canister in the shelf has an Optimal status.
  • The OK to remove field in the Details area of the Recovery Guru in ThinkSystem System Manager displays Yes, indicating that it is safe to remove this component.
    Attention: If the second fan canister in the shelf does not have Optimal status or if the Recovery Guru indicates that it is not OK to remove the fan canister, contact technical support.