IBM Power System AC922 Installing page 116

Figure 50. Placing the system into the service position
3. Pull the system unit out of the rack.
Fixed rails
Use this procedure when your system is installed using fixed rails.
Before you begin
CAUTION: This system requires two people to remove the system from the rack. Do not begin this
procedure unless physical assistance is available to remove the system from the rack.
Note: When you place the system into the service position, you must ensure that all stability plates are
firmly installed to prevent the rack from toppling. Ensure that only one system unit is removed at a time.
Procedure
1. Label and disconnect the cables at the rear of the system unit.
2. For a water-cooled system, label and disconnect the water hoses at the manifold. Pull the coupling
toward you to disconnect the water hoses as shown in Figure 51 on page 103.
102 Power Systems: Installing the System and Ordered Parts for the IBM Power System AC922 (8335-GTX)