Skip to main content
Waters

Alliance seal-wash pump makes no sound - WKB5290

Article number: 5290

SYMPTOMS

  • Seal-wash pump is making no sound
  • Unable to pump seal wash

ENVIRONMENT

  • Alliance 2690
  • Alliance 2695
  • Alliance 2790
  • Alliance 2795

CAUSE

Defective seal-wash solenoid

FIX or WORKAROUND

  1. Replace seal-wash pump (WAT270926).
  2. If seal wash pump is still not making noise, it could be a faulty PCB. Replace pump driver PCB (WAT270919).
  3. Verfiy functionality by performing seal wash priming.

ADDITIONAL INFORMATION

A Waters trained engineer may need to replace defective parts.

For the seal-wash pump solenoid, see the Graphical Parts Locator link WAT270926.

Contact your local Waters office.

 

id5290, 2690, 2690D, 2690DUPGD, 2690UP, 2695, 2695D, 2695DE, 2695DEB, 2695DUP, 2695E, 2695EB, 2695INERT, 2695UP, 2790XE, 2790XEUP, 2795E, 2795UP, 2795XE, A-10SSM, ALLCOLCLR, ALLCOLHTR, ALLCOLHTRB

Not able to find a solution? Click here to request help.