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Issue | Reason | What to do? |
---|---|---|
If the Dewar level indicators have large fluctuations | Level sensor tubes are contaminated | Fixing dewar level indicator FNAL Approved procedure: https://seaquest-docdb.fnal.gov/cgi-bin/sso/ShowDocument?docid=10401 |
Coldheads blocking alarm | Possible contamination or cold heads have been running so long without any intake gHe for a while | |
Useful Information
- The volume of an outside gHe tank: 1600 cubic feet (V = 45306.95 L)
- 100 slm rate on Magnet FC is equivalent to ~ 192 LHe liters per day (i.e. assuming both LQ A and B are running)
Useful Contact Information
- Cryofab : https://www.cryofab.com/contact
Call +1 (800) 426-2186 and ask for extension #14 (Mr. Tam)
Tell this serial number and he will recognize us