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2014/03/17

1040 Fill LN2 cold trap full.
1749 Interrupt cyrocleaning. Pump mixture into dump in preparation for condensation procedure.
Isolate IVC. IVC pressure 4E-6 mbar. Start 1K pot.
1833 Dump pressure 678 mbar. Mixing chamber temperature 6.5K. Commence and complete manual condensation procedure through nitrogen cold trap 1. Condense 350 mbar dump pressure of mixture in fridge.
2355 Reduce 1 K pot temperature to 1.58 K. It's a little unsteady, varying between 1.57 K and 1.62 K. Will leave overnight to see if it settles down. Mixing chamber temprature 2.1 K.
Fill N2 cold trap full.