Interlock Defeat /
Device Disable
Management System
v1.5
(Driver)
Accelerator Complex:
Driver
RIB
TR13
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Implementation
Removal
Interlock Defeat
System(s) Affected:
Ion sources and injection BL
Interlock to be Defeated:
ISIS beam loss trip limit increased to 30uA
Implementation:
Number:
Date:
2023-11-17
Time:
14:30:00
2023-609
Implemented By:
Eric Chapman
In Consultation With:
Status:
Removed
Estimated Duration:
1 weeks
Reason for Defeat:
ISIS beam loss trip limit increased to 30uA. Increased spills in ISIS due to suspected vacuum issues. Nominal trip point 20uA.
Number of Yellow Tags:
2
Location of Defeat Tag(s):
CYCCON02 and DCR defeats board.
How Was Defeat Implemented?
Where is Defeat Located?:
XT page 7H, IB thumbwheel 416 set point.
Describe Alternate Protection:
Trip still occurs at higher value.
Fault Reports:
Work Permits:
Disables:
Interlock Defeat
Removal:
Number:
Date:
2023-11-22
Time:
07:15:00
2023-609
Removed by:
Kevin Lucow
Status:
Removed
Interlock Verification Method:
Trip limit returned to 20 uA.
Number of Tags Removed:
2
Comments:
Kevin Lucow:
2023-11-22 07:11:38.390138
ISIS vacuum leak (Fault 16523) repaired (C2023-11-21-6).
Brandon Humphries
David Bandiera
Elena Bylinskaia
Jason Wait
Robert Scheepmaker
Eric Chapman
Ryan Lovelidge
Riley Schick-Martin
Dale Nagra
Travis Kurucz
Chris Sooley
Kevin Lucow
Jas Uppal
Kathleen Genge
Gauhar Hayat
Frank Hosta
Ryan Anderson
