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Sample Pressure Low error message - ACQUITY UPLC Sample Manager - Fixed Loop - WKB9585

Article number: 9585

SYMPTOMS

  • Sample Pressure Low error
  • Low sensitivity when running injections

ENVIRONMENT

CAUSE

Damaged/Bent Needle

FIX or WORKAROUND

  1. Replace needle.
  2. Calibrate the needle's Z axis.
  3. Characterize the needle seal.
  4. Characterize needle and loop volumes.

ADDITIONAL INFORMATION

ACQUITY UPLC Sample Manager

Instrument was on a lob sided table, when moved to a flat table the characterizations were off center. This had caused needle to become damaged

700005923 10uL peek needle, 700005924 10uL steel needle

- Fixed Loop Operator’s Overview and Maintenance Information

 

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