ML17339A179

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TS 3.8.1 CSCS LAR Markup
ML17339A179
Person / Time
Site: LaSalle  Constellation icon.png
Issue date: 12/05/2017
From: Kimberly Green
Plant Licensing Branch III
To:
Green K, NRR/DORL/LPLIII
Shared Package
ML17339A178 List:
References
Download: ML17339A179 (3)


Text

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME C. --------NOTES-------- C.1 Perform SR 3.8.1.1 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br />

1. Not applicable for OPERABLE required during installation offsite circuit(s). AND of the Unit 2 Division 2 CSCS Once per isolation valve 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> during Unit 2 thereafter Refueling 17 while Unit 2 is in AND MODE 4, 5, or defueled. C.2 Declare required 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> from feature(s), supported discovery of
2. Not applicable by the inoperable Condition C during installation DG(s), inoperable concurrent with of the Unit 1 when the redundant inoperability Division 2 CSCS required feature(s) of redundant isolation valve are inoperable. required during Unit 1 feature(s)

Refueling 19 while Unit 1 is in AND MODE 4, 5, or defueled. C.3.1 Determine OPERABLE 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />


DG(s) are not inoperable due to Required Division 3 DG common cause failure.

inoperable.

OR OR C.3.2 Perform SR 3.8.1.2 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> One required Division for OPERABLE DG(s).

1, 2, or 3 DG inoperable and the AND required opposite unit Division 2 DG C.4 Restore required 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> inoperable. DG(s) to OPERABLE status. AND 17 days from discovery of failure to meet LCO 3.8.1.a or b (continued)

LaSalle 1 and 2 3.8.1-4 Amendment No. 194/181

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME F. --------NOTES-------- F.1 Restore one required 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br />

1. Not applicable DG to OPERABLE during installation status. OR of the Unit 2 Division 2 CSCS 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> if isolation valve Division 3 DG during Unit 2 is inoperable Refueling 17 while Unit 2 is in MODE 4, 5, or defueled.
2. Not applicable during installation of the Unit 1 Division 2 CSCS isolation valve during Unit 1 Refueling 19 while Unit 1 is in MODE 4, 5, or defueled.

Two required Division 1, 2, or 3 DGs inoperable.

OR Division 2 DG and the required opposite unit Division 2 DG inoperable.

(continued)

LaSalle 1 and 2 3.8.1-6 Amendment No. 200/187

ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME G. --------NOTES--------- G.1 Restore required 7 days

1. Only applicable Division 2 DG to during installation OPERABLE status.

of the Unit 2 Division 2 CSCS isolation valve during Unit 2 Refueling 17 while Unit 2 is in MODE 4,5, or defueled.

2. Only applicable during installation of the Unit 1 Division 2 CSCS isolation valve during Unit 1 Refueling 19 while Unit 1 is in MODE 4,5, or defueled.

Division 2 DG and the required opposite unit Division 2 DG inoperable.

H. Required Action and H.1 Be in MODE 3. 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> associated Completion Time of Condition A, B, C, D, E, F or G not met.

I. Three or more required I.1 Enter LCO 3.0.3. Immediately AC sources inoperable.

LaSalle 1 and 2 3.8.1-7 Amendment No. 200/187