Log entry time 08:04:27 on April29,2007

Entry number 200486

keyword=Owl Shift Summary

00:00 Start shift in controlled access for raster repair.

00:15 Raster power supply has been replaced.

00:18 Ask MCC for beam permit. 40 uA beam with target OTR in.

00:32 Beam back in Hall A.

00:40 Lost communication with LeCroy HVs. Reboot iocha22.

01:22 Move to BeO target to check beam profile.

01:49 Horizontal raster died again.

02:16 Ask for Controlled Access to fix raster.

04:30 Finished replacing the horizontal raster power supply.

05:28 Move target to 4He to resume production running. Remove OTR.



Run Summary

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Run #   Begin     End      Comments

2957    00:35     00:54    Raster check after repair.

2958    00:54     01:07    Beam Profile check, raster 2 mm x 2 mm..  

2959    01:09     01:21    Beam Profile check, raster 2.5 mm x 2.5 mm.

2960    01:46     02:01    BeO target, Beam Profile check, raster 2.5 mm x 2.5 mm.

2961-2964 04:46-05:28      Raster and OTR checks.

2965    05:40     06:08    4He target, 100 uA.

2966    06:09     06:36    4He target, 100 uA.

2967    06:36     07:10    4He target, 100 uA.

2968    07:10     07:39    4He target, 100 uA.

2969    07:40     -----

User name V. Sulkosky

Log entry time 08:04:27 on April29,2007

Entry number 200486