How to replace the vent valve on an ACQUITY QSM - WKB120633

OBJECTIVE or GOAL

Replace the vent valve on a QSM.

ENVIRONMENT

• ACQUITY UPLC H-Class
• ACQUITY UPLC H-Class Quaternary Solvent Manager (QSM)
• ACQUITY UPLC H-Class Quaternary Solvent Manager (QSM-R)
• ACQUITY UPLC BSM
• ACQUITY UPLC I-Class BSM
• ACQUITY UPLC I-Class BSM Plus
• ACQUITY UPLC H-Class Quaternary Solvent Manager (QSM) Plus 
• ACQUITY UPLC I-Class

PROCEDURE

1. In the ACQUITY UPLC console, select the solvent manager from the system tree.

2. In the solvent manager information window, click Interactive Display.

3. In the solvent manager interactive display dialog box, select Control (on the right-hand side of the console).

4. Ensure that the vent valve is set to the Vent position.

   Tip: To change the setting to the vent position, click the underlined vent-valve position, and select Vent.

5. Open the solvent manager’s door and, using a 1/4-inch wrench, remove the fittings attached to the vent valve cartridge.

6. Using a 2-mm hex wrench, remove the hex screw at the 10 o'clock position on the vent valve cartridge.

7. Remove the vent valve cartridge from the vent valve by pulling straight forward.

8. Ensure that the groove in the cartridge housing aligns with the groove on the drive clamp.

10. Insert the new vent valve cartridge, insert the 2-mm hex screw, and replace all fittings.

ADDITIONAL INFORMATION

Video Transcript