Interlock Defeat

System(s) Affected:
Safety

Interlock to be Defeated:
Air Monitor 20: MHESA B1 RCR1 Rm 6 Alpha-Pylon 600A.

Implementation:	Number:
Date: 2024-08-26 Time: 14:18:00	2024-439
Implemented By: Kevin Lucow
In Consultation With:

Status: Removed

Estimated Duration:
8 hours

Reason for Defeat:
Air monitor 20 toggling at warning level.

Number of Yellow Tags:
2

Location of Defeat Tag(s):
1) Defeat board, 2) Rear of rack A.

How Was Defeat Implemented?
Where is Defeat Located?:
Rear of rack A, air monitor 20 pinned.

Describe Alternate Protection:
Air monitor being watched in the control room. Warning messages still sent to message reader.

Fault Reports:

Work Permits:

Disables:

Interlock Defeat

Removal:	Number:
Date: 2024-08-26 Time: 16:48:00	2024-439
Removed by: David Bandiera

Status: Removed

Interlock Verification Method:
Pin removed from Air Monitor #20 slot at the rear of Rack A in the DCR. Monitor no longer shows as "Defeated" on XTpage 12A or Safety System

Number of Tags Removed:
2

Comments:

Kevin Lucow: 2024-08-26 14:23:04.463194
Consulted with B. Noakes.