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Waters

System overpressure error - WKB60378

Article number: 60378

SYMPTOMS

  • System overpressure error is triggered even at very low flow rate
  • System pressure is normal when the column is replaced by a union

ENVIRONMENT

  • Alliance HPLC System
  • 2695 Separations Module
  • 2695D Dissolution Separations Module
  • 2795 Separations Module
  • ACQUITY UPLC Binary Solvent Manager 
  • ACQUITY UPLC H-Class Binary Solvent Manager 
  • ACQUITY UPLC H-Class Quaternary Solvent Manager
  • ACQUITY UPLC I-Class Binary Solvent Manager 
  • ACQUITY UPLC I-Class PLUS Binary Solvent Manager 
  • ACQUITY UPLC Columns

CAUSE

The column and/or pre-filter/guard column is either partially or completely clogged.

FIX or WORKAROUND

Replace the pre-filter/guard and/or column.

ADDITIONAL INFORMATION

 

id60378, 2690, 2690D, 2690DUPGD, 2690UP, 2695, 2695D, 2695DE, 2695DEB, 2695DUP, 2695E, 2695EB, 2695INERT, 2695UP, A-10SSM, A-30SDM, ALLCOLCLR, ALLCOLHTR, ALLCOLHTRB, UPAQSM, UPBINARY, UPBSM+, UPBSMIVD, UPIBSM, UPIBSM, UPIBSM+, UPIBSM+, UPIBSMIVD, UPISMFL, UPISMFL+, UPISMFTIVD, UPISMFTN, UPISMFTN+, UPLCCOLHTR, UPNBINARY, UPPBSM, UPPQSM, UPQSM, UPQSM, UPQSM+, UPQSM+, UPQSMBIO, UPQSMBIO, UPQSMBIO+, UPSMFTN, UPSMFTN+, UPSMFTNB+, UPSMFTNBIO, UPSMIVD, UPSMPMGR

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