Device Disable

Systems(s) Affected:
Shielding

Device to be Disabled
BL1 Ignition Key

Implementation:	Number:
Date: 2024-12-03 Time: 08:33:00	2024-533
Implemented By: Frank Hosta
In Consultation With:

Status:
Removed

Est. Duration:
1 days

Reason for Disable:
IPF shielding removed.

Conditions for Removal:
ATG confirms all IPF shielding resoted.

Number of Red Tags:
2

Location of Disable Tag(s):
1) BL1 ignition key

2) MCR DFT board

How was Disable Implemented?
Where is Disable Located?
BL1 Ignition Key moved to DCR lockout cabinet.

Verification Method:
BL1 safety critical devices show "DIS" on CSS.

Lock ID Number(s):

Fault Reports:
17569

Work Permits:
C2024-12-02-3

Defeats:

Device Disable

Removal:	Number:
Date: 2024-12-03 Time: 11:12:00	2024-533
Removed By: Frank Hosta

Status:
Removed

Have the Following Conditions for Removal Been Met? Yes
ATG confirms all IPF shielding resoted.
All associated Work Permits have been returned

Device Functionality Verification Method:
Work permit returned. Shielding blocks were not moved, the IPF mechanism was accessed by moving a steel plate and returning it to position. IPF now functional.

Number of Red Tags Removed:
2

Comments: