Replacing the column heater leak sensor

Replacing the column heater leak sensor
Topic LCI-USG-0188, Last Updated 11/08/2024

Users or Waters field service personnel can replace the column heater sensor.

Warning: Observe Good Laboratory Practice (GLP) at all times, particularly when working with hazardous materials. Consult the Safety Data Sheets regarding the solvents you use. Additionally, consult the safety representative for your organization regarding its protocols for handling such materials.
Warning: To avoid personal contamination with biologically hazardous or toxic compounds, wear clean, chemical-resistant, powder-free gloves when performing this procedure.
Warning: To avoid eye injury, use eye protection when performing this procedure.
Requirement: Wear clean, chemical-resistant, powder-free gloves when performing this procedure.

Required tools and materials

  • Chemical-resistant, powder-free gloves
  • Protective eyewear
  • Replacement leak sensor

To replace the leak sensor:

  1. Open the column compartment door.
  2. Press down on the tab to detach the leak sensor connector from the front of the device.
    Figure 1: Leak sensor connector
    Tab
    Leak sensor connector
  3. Grasp the leak sensor by its serrations and pull upward on it to remove it from its reservoir.
    Figure 2: Leak sensor serrations
    Serrations
  4. Unpack the new leak sensor.
  5. Align the leak sensor’s T-bar with the slot in the side of the leak sensor reservoir, and then slide the leak sensor into place.
    Figure 3: Aligning T-bar with slot
    T-bar
    Slot in leak sensor reservoir
    Leak sensor port on front of device
  6. Connect the leak sensor connector to the front of the device.
    Figure 4: Attaching leak sensor connector
    Leak sensor connector
    Leak sensor port on front of device
  7. Close the column compartment door.
  8. From the touchscreen Commands view, tap Reset.
  9. From the touchscreen System view, tap Leak Sensors and then enable the QSM Leak Sensor.

Need Help? Connect with a Waters expert. 


To avoid risk of personal injury and to prevent damage to laboratory equipment, always operate your Waters products in accordance with the applicable operational and safety information, your organization’s standard operating procedures, and local regulations.

Refer to the English version of this page for the latest information.

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