Interlock Defeat

System(s) Affected:
Fire Alarm System

Interlock to be Defeated:
All FAS Zones Offline for FAS Drill.

Implementation:	Number:
Date: 2024-09-27 Time: 10:47:00	2024-470
Implemented By: Kevin Lucow
In Consultation With:

Status: Removed

Estimated Duration:
2 hours

Reason for Defeat:
Fire Alarm Drill.

Number of Yellow Tags:
1

Location of Defeat Tag(s):
N/A

How Was Defeat Implemented?
Where is Defeat Located?:
FAS monitoring company.

Describe Alternate Protection:
Alarms still active in Driver Control Room.

Fault Reports:

Work Permits:
C2024-09-27-2

Disables:

Interlock Defeat

Removal:	Number:
Date: 2024-09-27 Time: 11:40:00	2024-470
Removed by: Kevin Lucow

Status: Removed

Interlock Verification Method:
Zones 3 and 4 back online. Zones 1 and 2 still offline from defeat 2024-375.

Number of Tags Removed:
1

Comments:

Kevin Lucow: 2024-09-27 11:41:59.052322
Confirmed with monitoring company that no alarms were received during fire drill.
Kevin Lucow: 2024-09-27 10:49:01.76888
Drill switch should not cause an alarm. Zones offline as precaution.