kyle.ryan@LIGO.ORG - posted 15:59, Tuesday 24 May 2011 (850)
Vertex+XBM QDP80 Temp Warning
The QDP80 roots pump serving the Vertex and XBM MTPs developed a temperature warning ~10 days ago and adjustments to the thermatic control valve have not resolved the overtemp (66C at pump body, < 60C is normal) -> I spun-down the Vertex and XBM MTPs and will investigate tomorrow when QDP80 is at ambient