- Column heater does not heat above ambient temperature
- Set point is more than than 5 °C above ambient
- Alliance HPLC System
- 2695 Separations Module
- Alliance Series Column Heater
Unknown. column heater may have been disconnected with Alliance powered-on.
FIX or WORKAROUND
Replace Assy, PCB Column Heater Interconnect (WAT270920).
Replace thermistor probe (WAT270821).
Replace column PCB H/C controller (700005748).
Contact Waters for a local service representative to replace this part.