Set up Rear Door Heat eXchanger for 48U Rack

See this topic to learn how to complete setup of ThinkSystem Rear Door Heat eXchanger for 48U Rack when it comes already installed to the rack.

1. Remove the brackets that support the rear door heat exchanger.
   Figure 1. Removing the supporting brackets
   
   
2. Make sure that one specially trained person holds onto the rear door heat exchanger and guides the rack down the ramp. The other specially trained persons must guide the rack down the ramp by holding onto the rack frame. Slowly roll the rack down the ramp until the casters are on the floor. Move the rack to the final location.
   Figure 2. Moving the rack cabinet from the pallet
   
   
3. Lower the carton that contains the manifolds.
   Figure 3. Lowering the manifold carton
   
   
4. Cut the edge of the carton with a sharp tool, and open the carton.
   Figure 4. Unpacking the manifolds
   
   
5. Remove the materials that secure the manifolds to the carton, and remove the carton from the manifolds.
   Figure 5. Unpacking the manifolds
   
   

See this topic to learn how to replace a regular rear door with ThinkSystem Rear Door Heat eXchanger for 48U Rack.

1. Extend each of the four leveling pads in turns until they firmly contact the floor and support the rack cabinet. Make sure the cabinet is balanced by gently pushing the cabinet. If it tilts, adjust the length of the leveling pads until the cabinet is well balanced.
   Figure 6. Lowering the leveling pads
   
   
2. Remove the rear door from the rack cabinet.
   Figure 7. Removing a door
   
   
3. Remove the two door hinges and the two doorstops.
   Figure 8. Removing the door hinges and doorstops
   
   
4. Remove the door latch.
   Figure 9. Removing the door latch
   
   
5. Install the upper air baffle.
   Figure 10. Installing the upper air baffle
   
   

   • Remove the two screws that secure the rear cable access cover, and remove the cover.
   • Align the upper air baffle with the slot, and secure it with three screws.
6. Remove the four screws that secure the cable access bar, and remove the bar.
   Figure 11. Removing the cable access bar
   
   
7. Align the lower air baffle to the bottom cable slot, and secure it with four screws as illustrated.
   Figure 12. Installing the lower air baffle
   
   
8. Secure the bottom hinge assembly to the rack cabinet with eight screws.
   Figure 13. Installing the bottom hinge assembly
   
   
9. Secure the latch plate to the heat exchanger with two screws.
   Figure 14. Installing the latch plate
   
   
10. Remove the cover of the box that contains the heat exchanger.
    Figure 15. Removing the cover of the box

    Top

    Bottom

11. Lift both sides of the heat exchanger with two trained technicians by handles, and remove the heat exchanger from the box.
    Figure 16. Removing the heat exchanger
    
    
12. While the two technicians keep lifting the heat exchanger, have another person remove the top and bottom packing materials
    Figure 17. Removing the packing materials
    
    
13. Remove the hose retaining material and peel the hoses away.
    Figure 18. Removing the retaining material
    
    
14. Split and remove the rest of the packing materials.
    Figure 19. Removing the packing materials
    
    
15. While the two technicians who are lifting the heat exchanger rotate it to vertical orientation, the other person hold on to the other handle and the door latch.
    Figure 20. Lifting the heat exchanger with three people
    
    

    1 Handles that the first person hold on to	3 Spots that the third person hold on to
    2 Handles that the second person hold on to

16. Carry the heat exchanger with three people to the cabinet frame. Align the bottom corner with the bottom hinge pin on the rack cabinet; then, lower the heat exchanger to fit the pin in.
    Figure 21. Installing the heat exchanger to the rack cabinet
    
    
17. Hold the heat exchanger in place with two people. Insert the top hinge bracket pin to the heat exchanger; then, secure the bracket with three screws.
    Figure 22. Installing the top hinge bracket