next up previous contents
Next: Software Triggering Up: Troubleshooting Previous: A Leak   Contents


Trouble During Pre-Cool


Problem Symptoms
[sec:trouble.malpre.soft]Software Triggering MC stalls between 15 and 50K.
[sec:trouble.malpre.circ]Poor Circulation PT2 cold, DU unit cools unreasonably slowly, P2 low.
[sec:trouble.malpre.thermal]Poorly Thermalized Cold Mass MC gets to 10K, but cold mass cools unreasonably slowly.
[sec:trouble.malpre.heatload]Misc. Heatload A stage will not cool.
[sec:trouble.ovcgauge]OVC Pressure Gauge OVC pressure bottoms out at $ 10^{-3}$ .



Subsections

Jonathan Ouellet 2014-08-26