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Alliance 2695 Sample Heater/Chiller will not cool to set point - WKB11392

Article number: 11392

SYMPTOMS

  • Sample heater chiller does not cool to the set point.
  • Sample compartment is defrosted, but still does not reach set point.
  • Room temperature is normal with no fluctuations
  • No heat source near instrument
  • Fan at rear of instrument is air flowing from both sides

ENVIRONMENT

  • Alliance HPLC 2695 with Sample Heater/Cooler option
  • 2795 Separations Module

CAUSE

Faulty heater cooler engine.

FIX or WORKAROUND

Contact Waters to have a local service representative replace the heater/cooler engine.

ADDITIONAL INFORMATION

Part number for Alliance Sample heater/cooler engine: 700001066

Very old 2690 systems might also need a heater/cooler foam kit 700001295

Part number for Alliance Sample heater/cooler assay: WAT270804

 

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

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