メインコンテンツまでスキップ

Remove a quick connect plug latch

Use this information to remove a quick connect plug latch.

About this task

Important

This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification.

CAUTION

The coolant might cause irritation to the skin and eyes. Avoid direct contact with the coolant.

S002
disconnect all power
CAUTION
The power-control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord. To remove all electrical current from the device, ensure that all power cords are disconnected from the power source.
S011
sharp edge
CAUTION
Sharp edges, corners, or joints nearby.
S038
Use eye protection
CAUTION
Eye protection should be worn for this procedure.
S040
use protective gloves
CAUTION
Protective gloves should be worn for this procedure.
S042
Danger
DANGER
危険
Risk of electric shock due to water or a water solution which is present in this product. Avoid working on or near energized equipment with wet hands or when spilled water is present.
Attention

  • Read Installation Guidelines and Safety inspection checklist to ensure that you work safely.

  • Power off the server and peripheral devices and disconnect the power cords and all external cables. See Power off the server.

  • Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static-sensitive components in their static-protective packages until installation, and handling these devices with an electrostatic-discharge wrist strap or other grounding system.

  • Ensure proper handling procedures are followed when working with any chemically treated coolant used in the rack cooling system. Ensure that material safety data sheets (MSDS) and safety information are provided by the coolant chemical treatment supplier and that proper personal protective equipment (PPE) is available as recommended by the coolant chemical treatment supplier. Protective gloves and eyewear may be recommended as a precaution.

  • This task requires two or more people.

Procedure

  1. Remove the quick connect plug to separate the hose from the manifold. Depending on the configuration, see Remove the manifold (in-rack system) or Remove the 38U manifold (in-row system).
  2. Remove the quick connect plug latch.
    1. Manually depress the latch to its full travel limit.
      Figure 1. Depressing the latch
      Depressing the latch
    2. Use a flush cutter to cut off the tabs on the bottom of the latch.
      Note
      Avoid contact with the stainless steel hosing.
      Figure 2. Cutting off the tabs
      Cutting off the tabs
    3. Pull out the latch and spring from the slot.
      Note
      Do not reuse the latch or spring after removal.
      Figure 3. Removing the latch and spring
      Removing the latch and spring
After you finish

If you are instructed to return the component or optional device, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you.