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2010/12/13

0932 After overnight pumping on the main bath, leak checker P2=1.0E-2mbar, leak rate=1.3E-2cc/s. It's unlikely we can reach 1E-6cc/s in a reasonable amount of time. Cryocleaning mixture is still running.
1343 Vent the main bath through the leak checker. Got the physics leak checker to do a sniff test.
1404 Fill N2 cold trap full
1518 Found a suspicious leak at the middle In seal at BG 3.6E-5cc/s. Leak rate rose to ~4E-5cc/s
1532 Found a suspicious leak at the bottom of the baffle at BG 3.6E-5cc/s. Leak rate rose to ~8E-5cc/s