ML070820193

Technical Specifications, Issuance of Amendment Nos. 138 and 138 Revision to Technical Specification 3.8.1, AC Sources - Operating (TAC MD0932 & MD0933)

ML070820193
Person / Time
Site:	Byron, Comanche Peak
Issue date:	04/27/2007
From:	Thadani M NRC/NRR/ADRO/DORL/LPLIV
To:
Thadani, M C, NRR/DORL/LP4, 415-1476
Shared Package
ML070820187	List: ML070820193
References
TAC MD0932, TAC MD0933
Download: ML070820193 (1)

Text

AC Sources - Operating 3.8.1 ACTIONS (continued)

CONDITION REQUIRED ACTION COMPLETION TIME D. One required offsite circuit ------------ NOTE ----------

inoperable. Enter applicable Conditions and Required Actions of LCO 3.8.9, AND "Distribution Systems - Operating,"

when Condition D is entered with One DG inoperable, no AC power source to any train.

D. 1 Restore required offsite 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> circuit to OPERABLE status.

OR D.2 Restore DG to 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> OPERABLE status.

E. Two DGs inoperable. E.1 Restore one DG to 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> OPERABLE status.

F. One SI sequencer -NOTE--------

inoperable. One required SI sequencer channel may be bypassed for up to 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> for surveillance testing provided the other channel is operable.

F.1 Restore SI sequencer to 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> OPERABLE status.

(continued)

COMANCHE PEAK - UNITS 1 AND 2 3.8-5 Amendment No. .64, 138