Interlock Defeat

System(s) Affected:
Targets

Interlock to be Defeated:
STF byp-008 ion exchanger return flow

Implementation:	Number:
Date: 2024-06-06 Time: 13:30:00	2024-296
Implemented By: Travis Kurucz
In Consultation With:

Status: Removed

Estimated Duration:
99 weeks

Reason for Defeat:
STF byp-008 Ion exchanger return flow pinned at request of Louis M to preemptively prevent trips.

Number of Yellow Tags:
2

Location of Defeat Tag(s):
SAB2 STF Bypass cabinet

DCR defeat bulletin board

How Was Defeat Implemented?
Where is Defeat Located?:
BYP-008 pinned in SAB2 STF bypass cabinet.

Describe Alternate Protection:
Readback still functions and target cooling has supply and return flow rates.

Fault Reports:

Work Permits:

Disables:

Status: Removed

Interlock Verification Method:
Pin removed from BYP-008. Ion exchanger water flow showing readback.

Number of Tags Removed:
2

Comments: