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Waters

Bubble found on compression - WKB269881

Article number: 269881

SYMPTOMS

  • Bubble on compression
  • Bubble on intake
  • Stable system pressure

ENVIRONMENT

  • Alliance HPLC System
  • 2695 Separations Module

CAUSE

Plunger seals have hardened, or new seal was not embedded long enough following PM.

 

FIX or WORKAROUND

  1. If new seal, exercise pump at high pressure to embed.
  2. For hardened seals, replace with plunger seal part WAT270789.

ADDITIONAL INFORMATION

 

id269881, 2690, 2690D, 2690DUPGD, 2690UP, 2695, 2695D, 2695DE, 2695DEB, 2695DUP, 2695E, 2695EB, 2695INERT, 2695UP, 2707, 2707SFC, A-10SSM

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