Maintenance for Helios
Date:
Wednesday, February 23, 2005
Synopsis:
Temp Results at LN2
Equipment/Beam Line:
Description:
p=5E-6 after 110 hours continuous pumping 78 77 77.865 224 209 223 pressure went up (because of warm gas) to 1mtorr after I started transferring N2. After 5 to 10 minutes vacuum gets better.