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Lenovo ThinkSystem Heavy Duty Full Depth 48U User Manual
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Lenovo ThinkSystem Heavy Duty Full Depth 48U User Manual

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ThinkSystem Heavy Duty Full Depth 48U Rack
Cabinet
User Guide
Machine Type: 7D6E

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Summary of Contents for Lenovo ThinkSystem Heavy Duty Full Depth 48U

  • Page 1 ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide Machine Type: 7D6E...
  • Page 2 First Edition (July 2021) © Copyright Lenovo 2021. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant to a General Services Administration (GSA) contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No.

  • Page 3: Table Of Contents

    Trademarks ....164 Raised-floor environment ..Index ....165 © Copyright Lenovo 2021...
  • Page 4 ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 5: Chapter 1. Introduction

    Chapter 1. Introduction See this topic for information about ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet. Figure 1. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet Features and specifications See this topic for features and specifications of ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet.
  • Page 6 2335 5148 Rear Door Heat eXchanger for 48U (empty) One unit of extension Maximal empty rack cabinet weight Rear Door Heat eXchanger for 48U (filled) Maximal deployed weight 2087 4601 ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 7: Chapter 2. Rack Cabinet Components

    See this topic for components of ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet. Parts listing See this topic to learn about parts of ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet. Figure 2. Parts listing Table 4. Heavy Duty Full Depth 42U Rack Cabinet components...

  • Page 8: Neptune Dwc Rm100 In-Rack Coolant Distribution Unit (Cdu) Configuration

    See this topic for the rack configuration when Neptune DWC RM100 in-rack CDU is installed. Attention: There is some residual water remaining in the CDU secondary circuit after Lenovo manufacturing integration, test, and draining. Before filling the CDU secondary circuit and rack for the first time, be sure to flush/rinse the entire secondary loop with clean, bacteria free water (distilled or deionized preferred).
  • Page 9 Figure 4. In-rack coolant distribution layout - front view Table 5. In-rack coolant distribution layout - front view Neptune DWC RM100 in-rack CDU Chapter 2 Rack cabinet components...

  • Page 10: Rack Cabinet Options

    See this topic to learn about optional components that are supported by ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet. Rear Door Heat eXchanger for 48U Rack See this topic to learn about parts of ThinkSystem Rear Door Heat eXchanger for 48U Rack. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 11 Figure 6. ThinkSystem Rear Door Heat eXchanger for 48U Rack components Table 7. Rear Door Heat eXchanger components Rear Door Heat eXchanger assembly Lift handles Air-purging valve Lift handle Air-purging tool Serial number Door latch Lift handle Latch plate Lower air baffle Hinge kit Upper air baffle For setup and installation, see...
  • Page 12 – Minimum: 22.7 liters (6 gallons) per minute – Maximum: 56.8 liters (15 gallons) per minute Heat exchanger performance The following figure illustrates the diagram of rack air flow and heat exchanger water flow. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 13 Figure 7. Diagram of rack air flow and heat exchanger water flow Expected performance of the heat exchanger is illustrated in the following figures for 25°C (77°F) rack entering air temperature and typical rack air flow of 3840SCFM and 4800SCFM. By selecting the correct rack power, water inlet temperature, you can achieve the water flow rate (lpm) for 100% heat removal.

  • Page 14: 48U Heavy Duty Rack Extension

    Figure 9. Typical performance of the heat exchanger, 4800SCFM Rack air flow, 25°C Rack entering temperature 48U Heavy Duty Rack Extension See this topic to learn about parts of ThinkSystem 48U Heavy Duty Rack Extension. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 15 Figure 10. ThinkSystem 48U Heavy Duty Rack Extension Table 8. ThinkSystem 48U Heavy Duty Rack Extension components One left panel Eight front cover screws Four top cover screws One right panel One top cover Fourteen side panel screws Two front covers Specifications Table 9.

  • Page 16: Cable Management Brackets

    Figure 11. Openings on a extension panel For installation procedure, see “Install 48U Heavy Duty Rack Extension” on page Cable management brackets See this topic to learn about the front cable management brackets. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 17 21U front cable management bracket Figure 12. 21U front cable management bracket components 21U front cable management bracket Six screws 6U front cable management bracket Figure 13. 6U front cable management bracket components 6U front cable management bracket Two screws Chapter 2 Rack cabinet components...

  • Page 18: Power Distribution Units And Console Switches

    – With rear rack extension: Six units • 1U optional devices rack side/side pocket: eight units For a complete list of supported power distribution units, go to • Power distribution units: https://lenovopress.com/servers/options/pdu • Console switches: https://lenovopress.com/servers/options/kvm ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 19: Chapter 3. Rack Cabinet Setup

    Follow the guidelines in this topic to make plans for the space that will contain the rack cabinet. See the following illustration for distances between various components on the bottom of the rack cabinet, and make plans accordingly. © Copyright Lenovo 2021...

  • Page 20: Unpack The Rack Cabinet

    • Space requirement: You will need minimum of 2885 mm (113.6 inch) on the rear side of the pallet to unpack the rack cabinet. • Tool requirement: You will need one sharp tool. • Forklift requirements: Note: Only the front side of the pallet is available for the forklift. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 21 Figure 16. Forklift – must be longer than 350 mm. – must be shorter than 700 mm. – must be between 1450 to 1650 mm. – Loading capacity must be larger than 3000 kg. Step 1. Cut the four straps with a sharp tool. Figure 17.
  • Page 22 Figure 18. Removing the cardboards Step 3. Remove the top bars and side boxes. Note: One of the side cartons contains the ramps and is quite heavy. Lifting it requires two people. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 23 Figure 19. Removing the top bars and side cardboards Step 4. Release and remove the side frames. Chapter 3 Rack cabinet setup...
  • Page 24 Slightly lift and slide the six horizontal bars left to disengage their right ends from the slots on the right frame. Remove the right frame along with the three horizontal bars. Remove the left frame along with the nine horizontal bars. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 25 Step 5. Open the front door, and remove the following: • Remove the two bolts with wrench for 10, 14, 5, 18, 26. • Remove the four M6 screws with wrench for 8, 9, 2 • Remove the eight M10 screws with wrench for 8, 9, 2. Figure 21.
  • Page 26 Rise each of the four leveling pads with wrench for 10, 14, 5, 18, 26 in turns until they no long bear the weight of the rack cabinet. Figure 23. Rising the leveling pads ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 27 Step 8. Secure the two metal plates to the ramp with the eight screws that come in a small bag attached to the plates. Figure 24. Securing the two plates to the ramp Step 9. Secure the ramp to the pallet with one of the bolts that have been removed previously with wrench for 10, 14, 5, 18, 26.

  • Page 28: Install The Front Stabilizer And Recirculation Prevention Plate

    Secure the stabilizer and recirculation prevention plate to the front of the rack cabinet with four screws. Figure 27. Installing the front stabilizer and recirculation prevention plate Step 3. Secure the stabilizer to the floor with two screws. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 29: Install 48U Heavy Duty Rack Extension

    Figure 28. Securing the stabilizer to the floor Install 48U Heavy Duty Rack Extension See this topic to learn how to install 48U Heavy Duty Rack Extension. Notes: • Each unit of extension module comes with additional capacity of one unit 0U PDU to each side of the rack. •...
  • Page 30 Figure 29. Removing screws to prepare for extension installation Procedure Step 1. Remove the door. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 31 Figure 30. Removing a door Hold the door in place, and lift both hinge pins until they lock in the open position so that the door is disengaged. Remove the door from the rack cabinet frame. Step 2. Remove the two hinges and the two doorstops. Chapter 3 Rack cabinet setup...
  • Page 32 Figure 32. Removing the door latch Step 4. Secure an extension panel to the side of the rack with seven screws, and repeat the step on the other extension panel. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 33 Figure 33. Installing an extension side panel Chapter 3 Rack cabinet setup...
  • Page 34 Align the top cover with the screw holes on the front of the rack, and secure each side with two screws. Note: It is advised not to fully tighten the screws in this step. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 35 Figure 35. Installing the extension top cover Step 6. Secure each of the two front panels to the extension panels with four screws. If the extension panel screws have not been fully tightened, tighten them now. Chapter 3 Rack cabinet setup...
  • Page 36 Figure 36. Installing the extension front panels Step 7. Install the two hinges, two doorstops, and the door latch to the rack. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 37 Figure 37. Install the hinges, doorstops, the door latch Step 8. Install the door back to the rack. Chapter 3 Rack cabinet setup...

  • Page 38: Install The Baying Kit

    Notes: To maintain balance of the rack cabinet, do not remove the outriggers except the following situations: • when two or more rack cabinets are connected with the baying kit. • when the rack cabinet is secured to the floor with stabilizer. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 39 R002 DANGER • Always lower the leveling pads on the rack cabinet. • Always install stabilizer brackets on the rack cabinet. • Always install the heaviest devices in the bottom of the rack cabinet. • Always install servers and optional devices starting from the bottom of the rack cabinet. Procedure Step 1.
  • Page 40 Remove the four screws that secure each of the outriggers, and remove the outriggers. Figure 41. Removing the outriggers Step 4. Remove the front and rear doors of every rack cabinet that is to be part of the suite. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 41 Figure 42. Removing a door Hold the door in place, and lift both hinge pins until they lock in the open position so that the door is disengaged. Remove the door from the rack cabinet frame. Step 5. (Optional) Remove all the sides covers that will contact each other in the suite. Chapter 3 Rack cabinet setup...
  • Page 42 Install four cage nuts on upper and lower locations on the side of adjacent cabinets as preparation for baying kit installation. Use the cage nuts that come with the baying kit. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 43 Figure 44. Installing the cage nuts “Install nuts on the mounting flanges” on page 41 for details. Step 8. Align the four screw holes of two attachment brackets with the holes in the adjacent cabinets, and secure each bracket to the racks with four screws. Note: Do not fully tighten the screws on the first bracket until securing the second bracket.
  • Page 44 Then, proceed with the actual extension kit installation procedure. See “Install 48U Heavy Duty Rack Extension” on page Figure 46. Removing screws to prepare for extension installation ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 45: Install Nuts On The Mounting Flanges

    Otherwise, reinstall all the doors that have been removed. Figure 47. Installing a door Align the door with the hinges, and hold the door in place. Push the hinge pins down to the closed position so that the door is secured. Install nuts on the mounting flanges See this topic to learn how to adjust mounting flange holes with various types of nuts.

  • Page 46: Install Cage Nuts With Insertion Tool

    Figure 49. Installing a cage nut Insert one edge of the cage nut into the target mounting flange hole, and hook the other edge with the insertion tool through the flange hole. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 47: Install The Rack Grounding Kit

    Rotate and pull the tool to force the other nut edge into the flange hole, and thus secure the nut. Install the rack grounding kit See this topic to learn how to install the rack grounding kit. Procedure Step 1. Secure each of the two the two grounding plates to the bottom of the cabinet door and the flange with a screw, and connect the ends of the grounding jumper wire to the two plates.
  • Page 48 Align the bottom of the side cover with the slot on the rack cabinet; then, connect the grounding jumper wire to the posts on the rack frame and the side cover. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 49 Figure 52. Installing the grounding jumper wire Step 4. Secure the side cover to the rack cabinet. Chapter 3 Rack cabinet setup...

  • Page 50: Set Up Rear Door Heat Exchanger For 48U Rack

    • To replace a regular rear door with Rear Door Heat eXchanger for 48U Rack, see “Replace a regular door with Rear Door Heat eXchanger for 48U” on page ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 51 Important: Make sure to plan the cooling system with consideration of “Water specifications for the secondary cooling loop” on page S010 CAUTION: Do not place any object weighing more than 82 kg (180 lb) on top of rack-mounted devices. S019 CAUTION: The power-control button on the device does not turn off the electrical current supplied to the device.

  • Page 52: Complete Setup Of Rear Door Heat Exchanger 48U That Comes With The Rack

    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. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 53 Figure 55. Moving the rack cabinet from the pallet Step 3. Lower the carton that contains the manifolds. Chapter 3 Rack cabinet setup...
  • Page 54 Figure 56. Lowering the manifold carton Step 4. Cut the edge of the carton with a sharp tool, and open the carton. Figure 57. Unpacking the manifolds ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 55: Replace A Regular Door With Rear Door Heat Exchanger For 48U

    Step 5. Remove the materials that secure the manifolds to the carton, and remove the carton from the manifolds. Figure 58. Unpacking the manifolds After this task is completed Proceed to “Fill the heat exchanger with water” on page Replace a regular door with Rear Door Heat eXchanger for 48U See this topic to learn how to replace a regular rear door with ThinkSystem Rear Door Heat eXchanger for 48U Rack.
  • Page 56 Figure 59. Lowering the leveling pads Step 2. Remove the rear door from the rack cabinet. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 57 Figure 60. Removing a door Step 3. Remove the two door hinges and the two doorstops. Chapter 3 Rack cabinet setup...
  • Page 58 Figure 61. Removing the door hinges and doorstops Step 4. Remove the door latch. Figure 62. Removing the door latch Step 5. Install the upper air baffle. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 59 Figure 63. 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. Step 6. Remove the four screws that secure the cable access bar, and remove the bar. Figure 64.
  • Page 60 Secure the bottom hinge assembly to the rack cabinet with eight screws. Figure 66. Installing the bottom hinge assembly Step 9. Secure the latch plate to the heat exchanger with two screws. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 61 Figure 67. Installing the latch plate Step 10. Remove the cover of the box that contains the heat exchanger. Chapter 3 Rack cabinet setup...
  • Page 62 Figure 68. Removing the cover of the box Step 11. Lift both sides of the heat exchanger with two trained technicians by handles, and remove the heat exchanger from the box. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 63 Figure 69. Removing the heat exchanger Step 12. While the two technicians keep lifting the heat exchanger, have another person remove the top and bottom packing materials Figure 70. Removing the packing materials Step 13. Remove the hose retaining material and peel the hoses away. Chapter 3 Rack cabinet setup...
  • Page 64 Step 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. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 65 Figure 73. Lifting the heat exchanger with three people Handles that the first person hold on to Spots that the third person hold on to Handles that the second person hold on to Step 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;...
  • Page 66 Figure 74. Installing the heat exchanger to the rack cabinet Step 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. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 67: Water Specifications For The Secondary Cooling Loop

    Figure 75. Installing the top hinge bracket After this task is completed Proceed to “Fill the heat exchanger with water” on page Water specifications for the secondary cooling loop It is of crucial importance that water supplied to the heat exchanger meet the requirements listed in this topic.
  • Page 68 The water pressure in the secondary loop must be less than 690 kPa (100 psi). Normal operating pressure at the heat exchanger must be 414 kPa (60 psi) or less. • Flow rate ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 69 The flow rate of the water in the system must be in the range of 23 - 57 liters (6 - 15 gallons) per minute. Pressure drop versus flow rate for heat exchangers (including quick-connect couplings) is defined as approximately 103 kPa (15 psi) at 57 liters (15 gallons) per minute. •...
  • Page 70 0, flow impedance quick connects. Alternatively, these quick connects can be eliminated and replaced with a hose barb connection. Following are some examples of the most common solutions. • Primary and secondary cooling loops ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 71 Figure 76. Primary and secondary cooling loops This figure shows a typical cooling solution and identifies the components of the primary cooling loop and the secondary cooling loop. • Coolant distribution unit with a fabricated facilities solution Chapter 3 Rack cabinet setup...
  • Page 72 This figure shows an example of a facilities fabricated solution. The actual number of heat exchangers that are connected to a secondary loop depends on the capacity of the coolant distribution unit that is running the secondary loop. • Coolant distribution unit with off-the-shelf supplier solutions ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 73 Figure 78. Coolant distribution unit that uses off-the-shelf supplier solutions Notes: Supplier-built coolant distribution unit (CDU) suggested features: – Temperature and flow metering (monitoring) – Leak detection or water level sensing and shutdown – Local and remote monitoring and control –...
  • Page 74 • Use a 50.8 mm (2 in.) or larger supply pipe to provide the correct flow to three 19 mm (0.75 in.) supply hoses, with a 100 kW coolant distribution unit (CDU). ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 75 • Use a 63.5 mm (2.50 in.) or larger supply pipe to provide the correct flow to four 19 mm (0.75 in.) supply hoses, with a 120 kW CDU. • Use an 88.9 mm (3.50 in.) or larger supply pipe to provide the correct flow to nine 19 mm (0.75 in.) supply hoses, with a 300 kW CDU.
  • Page 76 • The supply hose must have a Parker (male) quick-coupling nipple, part number SH6-63-W, or equivalent. The return hose must have a Parker (female) quick-connect coupling, part number SH6-62-W, or equivalent. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 77: Fill The Heat Exchanger With Water

    • If a low impedance quick-connect coupling is used at the opposite (manifold) end of the hose, use positive locking mechanisms to prevent loss of water when the hoses are disconnected. The connections must minimize water spill and air inclusion into the system when they are disconnected. Fill the heat exchanger with water See this topic to learn how to fill ThinkSystem Rear Door Heat eXchanger for 48U Rack with water.
  • Page 78 Loosen and remove the cap from the air-purging valve. Press in on the valve stem of the air-purging valve to purge the nitrogen from the heat exchanger. Continue holding in the valve stem until the pressure is released. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 79 Step 4. Attach the air-purging tool to the air-purging valve at the top of the heat exchanger, and place the drain end into a 2-liter (or larger) container to catch the water and air bubbles that escape during the filling procedure. Figure 85.
  • Page 80 Attention: If water drips from the air-purging valve after you remove the air-purging tool, reattach the tool and disconnect it again to seal the valve. Figure 87. Removing the air-purging tool ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 81 Step 8. Install the valve cap back to the air-purging valve. Figure 88. Installing the valve cap Step 9. Align the hooks on the inner hose access panel with the slots on the inner side of the heat exchanger, and lower the panel to secure it. Chapter 3 Rack cabinet setup...

  • Page 82: Instal A 0/1U Device Into The Rack

    Figure 90. Installing the outer hose access panel Instal a 0/1U device into the rack See this topic to learn how to install a 0/1U device into the rack side. About this task ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 83 S001 DANGER Electrical current from power, telephone, and communication cables is hazardous. To avoid a shock hazard: • Connect all power cords to a properly wired and grounded electrical outlet/source. • Connect any equipment that will be attached to this product to properly wired outlets/sources. •...

  • Page 84: Instal A 0U Device

    Procedure Step 1. Insert the two PDU pegs into the keyhole slots in the side of the rack cabinet, and push down the PDU to secure it to the rack. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 85: Install A 1U Pdu Or Console Switch To The Rack Side

    Figure 91. Installing a 0U PDU Note: 0U PDU can be installed with sockets facing either rear or center of the rack cabinet. Install a 1U PDU or console switch to the rack side Procedure Step 1. Refer to the document that comes with the device, and install the mounting brackets if necessary. Step 2.

  • Page 86: Instal A 1U Device Into The Side Pocket

    “Remove a side cover” on page 93 Step 2. Refer to the document that comes with the device, and install the mounting brackets if necessary. Step 3. Install the device. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 87 Figure 93. Installing a 1U PDU or console switch Slide the device all the way into the side pocket. Secure the device with four M6 screws. Step 4. Complete all the required cable connection and setup of the device. Refer to the document that comes with the device for details.
  • Page 88 ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 89: Chapter 4. Managing Cables And Hoses

    Cable access bar on the bottom of the rack cabinet When managing cables near the bottom of the rack cabinet, route the cables in the open space after removing the cable access bar, and install the bar to contain the cables. © Copyright Lenovo 2021...
  • Page 90 Cable access openings on the top of the rack cabinet Front cable access cover Rear cable access cover Figure 96. Cable access openings on the top of the cabinet Front cable access cover ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 91 Slide the cover as far forward as possible to close off the open area, thus prevent hot exhaust air from recirculating back through the rack. Rear cable access cover Slide the cover all the way open or closed, or in any intermediate position. Leaving the cover open provides extra exhaust area for components near the top and bottom of the rack;...
  • Page 92 Cable strap module Figure 98. Cable strap module Two lines of built-in cable straps along the front door frame are available for cable management. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 93: Routing Cables/Hoses For Water-Cooled System

    Cable access openings on extension panel Figure 99. Cable access openings on extension panel There are five 89 (width) x 178 (height) mm openings on each side panel: • U7 to U11 • U13 to U17 • U25 to U29 •...

  • Page 94: Raised-Floor Environment

    Raised-floor environment The following illustrations show routing and securing the hoses in a raised-floor environment for individual racks and adjacent racks. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 95 Figure 102. Routing and securing the hoses in a raised-floor environment for individual racks (from the top, looking down) In the following illustration, the numbers represent the suggested placement of racks that share one hole in the floor. For example, if three racks will share one hole in the floor, place the racks as shown by the numbers 1, 2, and 3.

  • Page 96: Raised-Floor And Non-Raised-Floor Environments

    7 on page 52 through step 10 on page 52 in Filling the heat exchanger with water. Step 3. Check the heat exchanger for air in the manifolds again after one month of operation, to ensure that the heat exchanger is filled correctly. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 97: Chapter 5. Hardware Removal, Installation And Conversion

    Press on the two latches on both sides of the cover to disengage it from the rack. Rotate the top of the side cover away from the rack, and remove it. Install a side cover Procedure © Copyright Lenovo 2021...
  • Page 98 Align the bottom of the side cover with the slot on the rack cabinet. Rotate the top of the cover towards the rack. Step 2. Secure the side cover to the rack cabinet. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 99: Installing, Removing, And Converting The Door

    Figure 107. Securing the side cover Note: This procedure is best executed by two people. Press and hold the latch of one side, and firmly press the upper corner in. Repeat the previous step on the other side. Lock the side cover with the key. Installing, removing, and converting the door See this topic to learn how to remove, install and convert the door Remove and install a door...
  • Page 100 Hold the door in place, and lift both hinge pins until they lock in the open position so that the door is disengaged. Remove the door from the rack cabinet frame. Install a door Procedure Step 1. Install the door. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 101: Reverse A Door

    Figure 109. Installing a door Align the door with the hinges, and hold the door in place. Push the hinge pins down to the closed position so that the door is secured. Reverse a door See this topic to learn how to reverse a door. Procedure Step 1.
  • Page 102 Hold the door in place, and lift both hinge pins until they lock in the open position so that the door is disengaged. Remove the door from the rack cabinet frame. Step 2. Remove the two hinges and the two doorstops. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 103 Figure 111. Removing the hinges and the doorstops Step 3. Reverse the door latch. Chapter 5 Hardware removal, installation and conversion...
  • Page 104 Remove the two screws that secure the latch to the rack. Rotate the latch 180 degree, and secure it to the opposite side on the rack cabinet with two screws. Step 4. Reverse the hinge orientation ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 105 Figure 113. Reversing the hinge orientation Pull the retainer spring out to release the hinge pin from the hinge. Pull and remove the pin from the hinge. Rotate the hinge 180 degree. Insert the pin from the top of the hinge. Step 5.
  • Page 106 Figure 114. Installing hinges and doorstops Step 7. Reverse the door handle. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 107 Figure 115. Reversing the door handle Rotate the door 180 degree. Remove the screw that secures the handle to the door. Rotate the door handle 180 degree, and secure it to the door with a screw. Step 8. Install the door. Chapter 5 Hardware removal, installation and conversion...

  • Page 108: Rear Door Heat Excahnger For 48U Rack Replacement

    Drain the heat exchanger of water See this topic to learn how to drain the heat exchanger of water. About this task S038 CAUTION: Eye protection should be worn for this procedure. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 109 Attention: Wear safety goggles or other eye protection whenever you fill, drain, or purge air or nitrogen from the heat exchanger. Procedure Step 1. Lift and remove the inner hose access panel from the heat exchanger. Figure 117. Removing the inner hose access pane Step 2.
  • Page 110 Open the four Eaton ball valves, and disconnect the supply and return couplings from the manifolds. Figure 119. Opening Eaton ball valves Step 4. Remove the caps from the air-purging and drain valve. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 111 Figure 120. Removing valve caps Step 5. Remove the extension hose from the air-purging tool. Figure 121. Removing the extension hose Step 6. Insert one end of the air-purging tool extension hose into the center of air-purging valve stem at the top of the heat exchanger to allow air to enter the manifolds.
  • Page 112 2-liter (or larger) container to catch the water. Figure 123. Draining water Step 8. When the water is drained completely, Remove the air-purging-tool extension hose from the valve. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 113 Figure 124. Removing the air-purging tool extension hose Step 9. Remove the air-purging tool from the drain valve. Figure 125. Removing the air-purging tool Step 10. Install the two caps back to the air-purging and drain valve. Chapter 5 Hardware removal, installation and conversion...

  • Page 114: Remove Rear Door Heat Excahnger For 48U Rack

    See the section to learn how to remove Rear Door Heat eXchanger for 48U Rack. About this task S036 18 - 32 kg (39 - 70 lb) 32 - 55 kg (70 - 121 lb) CAUTION: Use safe practices when lifting. S010 ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 115 CAUTION: Do not place any object weighing more than 82 kg (180 lb) on top of rack-mounted devices. S019 CAUTION: The power-control button on the device does not turn off the electrical current supplied to the device. The device also might have more than one connection to dc power. To remove all electrical current from the device, ensure that all connections to dc power are disconnected at the dc power input terminals.
  • Page 116 Hold the heat exchanger in place with two people, and remove the three screws that secure the top hinge bracket to the heat exchanger. Figure 127. Removing the top hinge bracket Step 3. Hold the heat exchanger with three people on the handles/spots as illustrated. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 117 Figure 128. Lifting the heat exchanger with three people Handles that the first person hold on to Spots that the third person hold on to Handles that the second person hold on to Step 4. Lift the heat exchanger with three people as described in the previous step, and remove it from the rack cabinet.

  • Page 118: Install Rear Door Heat Excahnger For 48U Rack

    See this topic to learn how to install ThinkSystem Rear Door Heat eXchanger for 48U Rack. About this task S036 18 - 32 kg (39 - 70 lb) 32 - 55 kg (70 - 121 lb) CAUTION: Use safe practices when lifting. S010 ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 119 CAUTION: Do not place any object weighing more than 82 kg (180 lb) on top of rack-mounted devices. S019 CAUTION: The power-control button on the device does not turn off the electrical current supplied to the device. The device also might have more than one connection to dc power. To remove all electrical current from the device, ensure that all connections to dc power are disconnected at the dc power input terminals.
  • Page 120 Figure 130. Removing the cover of the box Step 2. Lift both sides of the heat exchanger with two trained technicians by handles, and remove the heat exchanger from the box. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 121 Figure 131. Removing the heat exchanger Step 3. While the two technicians keep lifting the heat exchanger, have another person remove the top and bottom packing materials Figure 132. Removing the packing materials Step 4. Remove the hose retaining material and peel the hoses away. Chapter 5 Hardware removal, installation and conversion...
  • Page 122 Step 6. 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. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 123 Figure 135. Lifting the heat exchanger with three people Handles that the first person hold on to Spots that the third person hold on to Handles that the second person hold on to Step 7. Carry the heat exchanger with three people to the cabinet frame. Align the bottom corner with the bottom hinge pin on the rack cabinet;...
  • Page 124 Figure 136. Installing the heat exchanger to the rack cabinet Step 8. 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. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 125: Fill The Heat Exchanger With Water

    Figure 137. Installing the top hinge bracket After this task is completed Proceed to “Fill the heat exchanger with water” on page 121. Fill the heat exchanger with water See this topic to learn how to fill ThinkSystem Rear Door Heat eXchanger for 48U Rack with water. About this task S038 CAUTION:...
  • Page 126 Figure 139. Removing the outer hose access panel Step 3. Purge the nitrogen that has been filled in the hose from the hose. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 127 Figure 140. Purging nitrogen Loosen and remove the cap from the air-purging valve. Press in on the valve stem of the air-purging valve to purge the nitrogen from the heat exchanger. Continue holding in the valve stem until the pressure is released. Step 4.
  • Page 128 Figure 141. Installing the air-purging tool Step 5. Connect the supply and return hose couplings with the manifolds. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 129 Figure 142. Connecting manifolds Step 6. Turn on the flow of water to the heat exchanger, and let it run for several minutes. Step 7. When there is a steady stream of liquid into the container from the air-purging tool, disconnect the tool from the heat exchanger.
  • Page 130 Figure 144. Installing the valve cap Step 9. Align the hooks on the inner hose access panel with the slots on the inner side of the heat exchanger, and lower the panel to secure it. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 131: Replace The Door Latch

    Figure 145. Installing the inner hose access panel Step 10. Align the slots on the outer hose access panel with the hooks on the outer side of the heat exchanger, and lower the panel to attach it to the heat exchanger. Optionally, secure the panel with a M4 screw.

  • Page 132: Installing And Removing 48U Heavy Duty Rack Extension

    Step 4 Step 4 on page ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 133 Figure 148. Removing screws to prepare for extension installation Procedure Step 1. Secure an extension panel to the side of the rack with seven screws, and repeat the step on the other extension panel. Chapter 5 Hardware removal, installation and conversion...
  • Page 134 Figure 149. Installing an extension side panel ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 135 Figure 150. Installing an extension panel (with baying kit) Step 2. Align the top cover with the screw holes on the front of the rack, and secure each side with two screws. Note: It is advised not to fully tighten the screws in this step. Chapter 5 Hardware removal, installation and conversion...
  • Page 136 Figure 151. Installing the extension top cover Step 3. Secure each of the two front panels to the extension panels with four screws. If the extension panel screws have not been fully tightened, tighten them now. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 137 Figure 152. Installing the extension front panels Step 4. Install the two hinges, two doorstops, and the door latch to the rack. Chapter 5 Hardware removal, installation and conversion...
  • Page 138 Figure 153. Install the hinges, doorstops, the door latch Step 5. Install the door back to the rack. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 139: Remove 48U Heavy Duty Rack Extension

    Figure 154. Installing the door Align the door with the hinges, and hold the door in place. Push the hinge pins down to the closed position so that the door is secured. Remove 48U Heavy Duty Rack Extension See this topic to learn how to remove 48U Heavy Duty Rack Extension. Procedure Step 1.
  • Page 140 Figure 155. Removing the door hinges and doorstops Step 4. Remove the four screws that secure each of the two front covers, and remove the covers. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 141 Figure 156. Removing the extension front covers Step 5. Remove the four screws that secure the top cover, and remove the cover. Chapter 5 Hardware removal, installation and conversion...
  • Page 142 Figure 157. Removing the top cover Step 6. Remove the seven screws that secure the extension panel, and repeat the step on the other extension panel. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 143 Figure 158. Removing an extension side panel After this task is completed Complete the following steps to install the door back to the rack if necessary. 1. Install the door latch. Chapter 5 Hardware removal, installation and conversion...
  • Page 144 Figure 159. Installing the door latch 2. Install the two hinges and the two doorstops. Figure 160. Installing the hinges and doorstops 3. Install the door. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 145: Installing And Removing Power Distribution Units Or Switches

    Figure 161. Installing the door Align the door with the hinges, and hold the door in place. Push the hinge pins down to the closed position so that the door is secured. Installing and removing power distribution units or switches See this topic to learn how to remove and install power distribution units or switches.
  • Page 146 Note: 0U PDU can be installed with sockets facing either rear or center of the rack cabinet. Remove a 0U PDU Procedure Step 1. Lift the PDU to detach it from the rack, and remove it. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 147: Install Or Remove A 1U Device Into Or From The Rack Side

    Figure 163. Removing a 0U PDU Install or remove a 1U device into or from the rack side See this topic to learn how to install or remove a 1U device into or from the rack side. About this task S001 DANGER Electrical current from power, telephone, and communication cables is hazardous.
  • Page 148 • Make sure that all devices, shelves, drawers, doors, and cables are secure. • Make sure that the four leveling pads are raised to their highest positions. • Make sure that no stabilizer bracket is installed on the rack cabinet. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 149 • Do not use a ramp that is inclined more than 10 degrees. • When the rack cabinet is in the new location, do the following: – Lower the four leveling pads. – Install stabilizer brackets on the rack cabinet. –...
  • Page 150 Figure 164. Installing a 1U device into the rack side Remove a 1U PDU or console switch from the rack side Procedure Step 1. Remove the four screws and nuts that secure the device, and remove the device. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 151: Installing And Removing A 1U Device In/From The Side Pocket

    Figure 165. Removing a 1U device from the rack side Installing and removing a 1U device in/from the side pocket See this topic to learn how to install or remove a 1U PDU or console switch in the side pocket. Install a 1U device into the side pocket About this task Make sure to complete all the required cable connection and device setup before installing baying kits to the...
  • Page 152 Step 5. Install the side cover back (see “Install a side cover” on page 93). Remove a 1U device from the side pocket Step 1. Remove the device. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 153: Install And Remove The Outriggers

    Figure 167. Removing a 1U PDU or console switch Remove the four M6 screws. Slide the device all the way out from the side pocket. Install and remove the outriggers Outriggers enhance stability of a single unit of rack cabinet. See this topic to learn how to install and remove the outriggers.
  • Page 154 Remove the eight screws that secure the two bars to the rack cabinet. Place the two stabilizing bars on the ground, and remove the bars. Step 3. Remove the four screws that secure each of the outriggers, and remove the outriggers. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 155: Install The Outriggers

    Figure 170. Removing the outriggers Install the outriggers Procedure Step 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.
  • Page 156 Figure 171. Lowering the leveling pads Step 2. Secure each of the outriggers with four screws. Figure 172. Installing the outriggers Step 3. Install the outrigger stabilizing bars. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 157: Installing And Removing Cable Management Brackets

    Figure 173. Installing the outrigger stabilizing bars Align the two stabilizing bars with the bottom of the rack cabinet. Secure the two stabilizing bars with eight screws. Step 4. If you intend to move the rack cabinet, shorten the leveling pads until the cabinet weight is solely on the outriggers.
  • Page 158 Open the front door, and release all the cables that are secured by the cable straps on the bracket. Step 2. Remove the two screws that secure the front cable management bracket, and remove the clip nuts. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 159 Figure 176. Removing a 6U front cable management bracket Remove a rear cable management bracket Step 1. Open the rear door, and release all the cables that are secured by the cable straps on the bracket. Step 2. Remove the four screws that secure the rear cable management bracket to the side pocket, and remove the bracket.

  • Page 160: Install A Cable Management Bracket

    See this topic to learn how to install a cable management brackets. Install a 21U front cable management bracket Procedure Step 1. Install six clip nuts, and secure the front cable management bracket with six screws. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 161 Figure 178. Installing a 21U cable strap module Install a 6U front cable management bracket Procedure Step 1. Install two clip nuts, and secure the front cable management bracket with two screws. Chapter 5 Hardware removal, installation and conversion...
  • Page 162 Figure 179. Installing a 6U front cable management bracket Install a rear cable management bracket Procedure Step 1. Secure the rear cable management bracket to the side pocket with four screws. ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...
  • Page 163 Figure 180. Installing a rear cable management bracket Chapter 5 Hardware removal, installation and conversion...
  • Page 164 ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

  • Page 165: Appendix A. Getting Help And Technical Assistance

    Gathering information needed to call Support If you believe that you require warranty service for your Lenovo product, the service technicians will be able to assist you more efficiently if you prepare before you call. You can also see http:// datacentersupport.lenovo.com/warrantylookup...

  • Page 166: Contacting Support

    Electronic Service Request. Submitting an Electronic Service Request will start the process of determining a solution to your problem by making the pertinent information available to the service technicians. The Lenovo service technicians can start working on your solution as soon as you have completed and submitted an Electronic Service Request.

  • Page 167: Appendix B. Notices

    Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used. Any functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead.

  • Page 168: Trademarks

    Trademarks Lenovo, the Lenovo logo, ThinkSystem, Flex System, System x, NeXtScale System, and x Architecture are trademarks of Lenovo in the United States, other countries, or both. Intel and Intel Xeon are trademarks of Intel Corporation in the United States, other countries, or both.

  • Page 169: Index

    ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet notices ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet trademarks © Copyright Lenovo 2021...
  • Page 170 ThinkSystem Heavy Duty Full Depth 48U Rack Cabinet User Guide...

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