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Spectra Logic Spectra 12K Install Manual

Counterweight
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Download this manual See also: User Manual, Installation Manual
Counterweight Replacement Guide
• Spectra
• Spectra
• Spectra
®
12K Library
®
20K Library
®
64K Library
SDOC 2002-16 Revision A

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Summary of Contents for Spectra Logic Spectra 12K

  • Page 1 Counterweight Replacement Guide • Spectra ® 12K Library ® • Spectra 20K Library ® • Spectra 64K Library SDOC 2002-16 Revision A...

  • Page 2: Spectra Logic Contact Information

    In no event shall Spectra Logic be liable for any loss of profits, loss of business, loss of use or data, interruption of business, or for indirect, special, incidental, or consequential damages of any kind, even if Spectra Logic has been advised of the possibility of such damages arising from any defect or error.

  • Page 3: Table Of Contents

    Counterweight Replacement Guide Contents Introduction ... 4 Prepare the Library and Host System ... 6 Remove the Robotic Rack Assembly ... 7 Secure the Transport Tray ... 12 Remove the Counterweight ... 13 Replace the Counterweight ... 17 Replace the Robotic Rack Assembly ... 20...

  • Page 4: Introduction

    Counterweight Replacement Guide Introduction About this Manual This manual describes the procedure for replacing the counterweights in Spectra 12K, 20K, or 64K libraries. Figure 1 The counterweight.
  • Page 5 Estimated Time Required This procedure should take approximately one hour. Materials and Tools Required You will need a counterweight kit from Spectra Logic or from an authorized reseller: You will also need: • A #1 Phillips screwdriver • A #2 Phillips screwdriver that torques to 11.5 lbs/inch •...

  • Page 6: Prepare The Library And Host System

    3. If necessary, move the library to a location where you have full access to the front of the library. Caution: The library is heavy. Get help when moving the library. • Spectra 12K and 20K libraries weigh approximately 275 lbs (125 kg). • The Spectra 64K library weighs approximately 880 lbs (399 kg).

  • Page 7: Remove The Robotic Rack Assembly

    Remove the Robotic Rack Assembly 1. With the door opened, look at the bottom of the library where the drives are located. If there is a hinge connecting the left side of the drive slots to the back of the library (Figure 2), go to Step 2.
  • Page 8 3. Using the appropriate screwdriver, loosen the screws just enough to move the gate out of the way from the robotic rack assembly (Figure 4). • The Spectra 12K and 20K library has three screws in the door. • The Spectra 64K library has five screws in the door.
  • Page 9 (Figure 7). Figure 7 The screws that hold the robotic rack assembly to the chassis (Spectra 12K library shown). Note: Some Spectra 12K library models have only four screws attaching the robotic rack to the chassis. Counterweight Replacement Guide...
  • Page 10 Counterweight Replacement Guide 6. From the front of the library, carefully slide the robotic rack assembly out of the library (Figure 8). Figure 8 Slide the robotic rack assembly out (Spectra 12K library shown).
  • Page 11 7. From the side of the robotic rack assembly, carefully remove the robotic rack assembly from the library (Figure 9). 8. Set the rack safely on a table or on the ground, and secure it to a fixed object. Note: You will be working near the bottom of the rack, so placing it on a table is preferred.

  • Page 12: Secure The Transport Tray

    2. Insert the alignment blocks: • In Spectra 12K and 20K libraries, lift the transport tray to above the middle point on the robotic rack and insert the alignment blocks in the rack. The tabs on the alignment blocks fit into parallel slots on the robotic rack.

  • Page 13: Remove The Counterweight

    Remove the Counterweight Note: If you are replacing the rear counterweight, you need to remove the two screws attaching a cover plate to the counterweight before you can remove the counterweight. 1. Remove the eight screws attaching the gear belt to the counter weight (Figure 11). Caution: Do not let the counter weight fall.
  • Page 14 2. Locate the counterweight and its bottom right wheel as you face the rack (Figure 12). 3. Use the 5/32-inch Allen wrench to loosen the bolt attaching the bottom right wheel to the rack (Figure 13). The bolt is located directly behind the wheel on the inside of the rack. Do not remove the wheel entirely.
  • Page 15 Counterweight Replacement Guide 4. Locate the left wheel as you face the rack (Figure 14). Left wheel Figure 14 Left wheel location. 5. Remove the left wheel with the 5/32-inch Allen wrench (Figure 15). The bolt is located directly behind the wheel on the inside of the rack. Figure 15 Remove the left wheel.
  • Page 16 Counterweight Replacement Guide 6. Remove the counterweight by tilting the left side out first (Figure 16). Figure 16 Remove the counterweight.

  • Page 17: Replace The Counterweight

    Replace the Counterweight 1. Remove the new counterweight from its packaging. 2. Remove the left wheel of the counterweight and loosen the bottom right wheel before you place the new counterweight in the rack. 3. Place the new counterweight in the rack, right side first. 4.
  • Page 18 5. Adjust the counterweight so that it is aligned squarely with the rack. The bottom right wheel is the adjustment wheel. Use a screwdriver to push the wheel out until it looks aligned (Figure 18). 6. Once the counterweight is adjusted, tighten the bottom right screw using the 5/32-inch Allen wrench, and torque to 11.5 lbs/in.
  • Page 19 8. Once the counterweight is aligned properly, attach the eight screws attaching the gear belt to the counterweight (Figure 19). 9. Remove the alignment blocks holding the transport tray in place (or remove the screwdriver holding the transport tray). 10. Make sure that the counterweight and transport tray move smoothly up and down. Note: If you replaced the rear counterweight, replace the counterweight cover now.

  • Page 20: Replace The Robotic Rack Assembly

    Replace the Robotic Rack Assembly 1. Carefully place the robotic rack assembly into the library (Figure 20). 2. Carefully slide the robotic rack assembly all the way into the library (Figure 21). Figure 21 Slide the robotic rack assembly all the way into the library.
  • Page 21 (Figure 23 and Figure 24). Figure 23 Plug in the 25-wire black connector at the bottom front of the Spectra 12K or 20K library. Figure 24 Plug in the 25-wire black connector at the bottom front of the Spectra 64K library.
  • Page 22 If you need assistance with any part of this procedure, call Spectra Logic Technical Support at 800-227-4637 or at 303-449-6444 extension 3175. Inform the support representative that you are replacing the counterweights in a Spectra 12K, 20K or 64K library.

This manual is also suitable for:

Spectra 20kSpectra 64k