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2013/04/01

1325 Turned on leak checker (in the morning). Opened leak checker to fridge lines. Background rate has settled to: 9.7E-7 mbar*l/s.
1331 Leak rate: 9.57E-7 mbar*l/s. When the syringe was opened but not directed at any flanges or holes, the leak rate rose to 1.1E-6 mbar*l/s.
Syringe placed in ballast hole with helium flowing. Leak rate lowered to 9.57E-7 mbar*l/s.
1336 Leak rate has risen to 1.34E-6 mbar*l/s.
1342 Leak rate ~ 4.1E-6 mbar*l/s. Leaving syringe in the hole and waiting to see how quickly rate rises over half an hour.
1356 Leak rate ~ 3E-5mbar*l/s.
1400 Closed off syringe and pulled it out of ballast hole.
1410 Leak rate maxed out to 6.03E-5 mbar*l/s.
1841 Background leak rate is 1.21E-6 mbar*l/s. Cover the back of the pump with plastic and insert syringe into back of pump.
1856 Leak rate reached 3E-5 mbar*l/s.
1901 Turn of He gas supply.
1915 Leak rate maxed out to 9.2E-5 mbar*l/s.
1924 Fed Cricket 4 pellets.