TP1B high frequency noise is coming and going. Power is 22W , current 1.1A (other pumps are 11W and 14W, 0.7A)

Edi from vacuum group notified. He will replace the pump today.

Tuesday, August 20, 2013, 08:40: Turbos off. Vacuum 1.4E-7 T

Tuesday, August 20, 2013, 10:01: Started venting.

Turbo has been replaced by Edi.

Tuesday, August 20, 2013, 16:28: Roughing

Tuesday, August 20, 2013, 16:51: Turbos started.

TP1A timed out. Could not open BV1A and restart due to too high backing pressure at CG1A

Wednesday, August 21, 2013, 08:17: Turbos started. Vacuum 0.043 T

Wednesday, August 21, 2013, 08:25: Turbos at speed. TP1B: 1.2A 28W 30 deg C.

Wednesday, August 21, 2013, 08:27: Vacuum at 5.6 E-6 T