Interlock Defeat

System(s) Affected:
Safety

Interlock to be Defeated:
Air monitor channel 34 pinned

Implementation:	Number:
Date: 2024-10-17 Time: 09:53:00	2024-493
Implemented By: Eric Chapman
In Consultation With:

Status: Removed

Estimated Duration:
2 weeks

Reason for Defeat:
Central Safety System tie in to RCA Stack Alpha monitoring. Bypasses to remain in place until RPG calibrates monitor and gives approval.

Number of Yellow Tags:
2

Location of Defeat Tag(s):
DCR defeats board, rear rack A

How Was Defeat Implemented?
Where is Defeat Located?:
AM pin 34 pinned rear rack A of DCR

Describe Alternate Protection:
System not yet commissioned.

Fault Reports:

Work Permits:
C2024-10-17-5

Disables:

Interlock Defeat

Removal:	Number:
Date: 2024-11-26 Time: 17:40:00	2024-493
Removed by: Kevin Lucow

Status: Removed

Interlock Verification Method:
Removed at request of RSO. Air monitor is functional. Call ATG Ops if air monitor 34 alarms.

Number of Tags Removed:
2

Comments:

Kevin Lucow: 2024-11-26 17:42:31.744046
Air monitor not yet available in ATG control room. If air monitor 34 alarms, call ATG control room.