Parts and tools required

  • If the sample loop is to be replaced: Replacement sample loop

  • Screwdriver, Torx T10

  • Torque screwdriver with extension adapter and viper bit

Follow these steps

  1. Remove cap from the lower sample loop fitting and connect the sample loop to the injection valve. For more details where to connect see Port Assignments of the Autosampler Valves.

  2. Remove cap from the upper sample loop fitting and connect the sample loop to the needle unit.

  3. Hang the sample loop plate to the holder for the sample loop unit:

  1. Hook the screw hole of the sample loop plate onto the attachment screw. Make sure that the screw is loosened.
  2. Align the long recess in the plate with the holder.

  1. Insert the sample loop fitting in the needle unit and screw it in.
    Make sure that the capillary coming from the needle unit connection is leaving the connector pointing to 5 o'clock.

  2. Tighten the sample loop fitting at the needle unit with the torque screwdriver. After the tightening, the capillary should point to 6 o'clock.

  3. Tighten the attachment screw for the sample loop plate with the screwdriver.

    4. Figure: Aligning the sample loop unit to the screw

  4. Guide the capillary to the injection valve into the insulation cover mounting bracket.