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2012/09/04

0955 Fed Cricket 3 pellets.
1010 Cleaned Cricket's bowl.
1017 Filled LN2 cold trap.
1200 Turned on leak checker and let it warm up for at least 20 minutes. Calibration was good. Isolated turbo pump. Leak rate of line up to IVC: 1.4E-9 mbar l/s
Leak rate of IVC : 1.6E-6 mbar l/s
Isolated IVC. Re-opened turbo pump to IVC line. Isolated leak checker
1214 Pump mixture to dump.
1217 Start 1 K pot.
1330 Isolate dump by closing all valves on IGH. Open gate and condenser valves. Begin automatic condensing process.
1525 Abort automatic condensing process. Begin automatic circulation process.
1725 Fed Cricket 4 pellets.
1830 Stop automatic circulation procedure. Mixing chamber temperature 107 mK and still cooling. Pump mixture into dump. Stop 1 K pot.
2150 Turn on mixing chamber heater (power 10.0 mW) and open valve V5 on IGH in an effort to recover mixture quicker.
2305 Switch off mixing chamber heater. Almost all of the mixture has been pumped into the dump.
2315 Fill N2 cold trap full.