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Alliance 2695 actuator fails static leak test - WKB20218

Article number: 20218

SYMPTOMS

  • Actuator fails static leak test
    • "Accumulator unable to compress" error occurs
    • "Accumulator leak rate too high..." error occurs
  • Solvent is present around the face seals on the back of the accumulator J-tube head assembly

ENVIRONMENT

  • Alliance HPLC system
  • 2695 Separations Module

CAUSE

Worn face seals

FIX or WORKAROUND

1. Remove the accumulator head using the Head Removal/Replacement Diagnostic.

2. Replace the face seals, Face Seals Replacement Kit 4/Pkg [WAT270939].

3. Repeat the static leak test.

ADDITIONAL INFORMATION

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