From: Apache (apache@pii3.brahms.bnl.gov)
Date: Fri May 16 2003 - 23:55:45 EDT
------------------------------------------------------------ Date: Fri May 16 23:55:45 2003, Shift: 16:00-24:00 Supervisor: JHL, with: Log book#14 pages 111 - 111 Shift Summary: ------------------------------------------------------------ Beam: No beam for the entire shift. A few attemps after recovering from today's access didn't make a store due to poor polarization. And variety of problems: Linac problems, Quench Link Interlock, Corrector Magnet Supply Problems... Plan: MRS 90deg. 1050A 20K trigger3 MRS 90deg. 350A 50K trigger3 MRS 90deg. 0Field 15K trigger3 ... FS 4deg. 1/8A 40K trigger2 FS 4deg. 1/1A 105K trigger2 Detector Problems: Si has been turned off (preamp power) due to some problems (unknown?). To prevent a potential problem: Magnets should be in "stanby" mode while beam is off for an extensive time to prevent over-heating. ------------------------------------------------------------
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