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No peaks while running a sample set on an Alliance 2695 - WKB68999

Article number: 68999

SYMPTOMS

  • No peaks while running a sample set on a 2695 with a 2489 detector
  • Changing the column does not resolve the issue
  • Changing mobile phase does not resolve the issue
  • Injection accuracy test fails

ENVIRONMENT

  • Alliance 2695 Separations Module
  • 2489 UV/Vis Detector
  • Empower

CAUSE

Sample Syringe not tightened into injector assembly.

FIX or WORKAROUND

  1. Confirm that the syringe is not damaged.
  2. Tighten the syringe.
  3. Prime the syringe.
  4. Run as normal.

ADDITIONAL INFORMATION

The Alliance e2695 Separations Module Operator's Guide, sections 7.6.2.1 and 7.6.2.2, discusses replacing/installing a syringe.

Follow the instructions to install or re-install the syringe if necessary.

 

id68999, 2489, 2489B, 2489SFC, 2690, 2690D, 2690DUPGD, 2690UP, 2695, 2695D, 2695DE, 2695DEB, 2695DUP, 2695E, 2695EB, 2695INERT, 2695UP, A-10SSM, A-10UV, ALLCOLCLR, ALLCOLHTR, ALLCOLHTRB, eluent

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