Increase in pressure during injection and low sensitivity - WKB239499

SYMPTOMS

• Increase in pressure during injection and low sensitivity
• All other ACQUITY diagnostics pass

ENVIRONMENT

• FTN-H

CAUSE

Slight blockage in injection components, or injection valve does not seat correctly.

FIX or WORKAROUND

1. Reseat the injection valve.
2. If reseating the injection valve does not resolve the issue, replace injection components (injection valve, needle, needle seal, and seat port assembly).

ADDITIONAL INFORMATION