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:
Services
Interlock to be Defeated:
Al-ALCW Heat Exchangers Valves H-18 closed and D-17 throttled
Implementation:
Number:
Date:
2023-10-24
Time:
09:30:00
2023-575
Implemented By:
Robin Swanson
In Consultation With:
Frank Hosta
Status:
Removed
Estimated Duration:
8 hours
Reason for Defeat:
Main magnet OFF for UCN measurements
Number of Yellow Tags:
3
Location of Defeat Tag(s):
D-17 valve, H18 valve and MCR board
How Was Defeat Implemented?
Where is Defeat Located?:
SAB3 Pump Room. Al-ALCW Heat Exchanger Valves H-18 closed and D-17 throttled.
Describe Alternate Protection:
Cooling present at reduced rate.
Fault Reports:
Work Permits:
Disables:
Interlock Defeat
Removal:
Number:
Date:
2023-10-24
Time:
15:00:00
2023-575
Removed by:
David Bandiera
Status:
Removed
Interlock Verification Method:
Al-ALCW Heat Exchanger valves both fully opened. Visual confirmation that valves are open.
Number of Tags Removed:
3
Comments:
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
