ML20106A569

Corrected Pages to TS 4.11.2.2.1,changing Noble Gas Release Info Contained in Specification 3.3.7.11

ML20106A569
Person / Time
Site:	LaSalle
Issue date:	09/18/1992
From:	COMMONWEALTH EDISON CO.
To:
Shared Package
ML20106A513	List: ML20106A510 ML20106A569
References
NUDOCS 9209290085
Download: ML20106A569 (2)

Text

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t RADIDACTIVE EFTLUENTS LiA!.t CONDENSER LIMITING CONDITION FOR OPERATION 3.11.2.2 The release rate of the sum of the actiolties from the noble gases '

measured prior to the holdup line shall be limited to less than or equal to 3.4 x 105 microcuries/second.

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/PPLICABILITY: OPERATIONAL CONDITIONS 1, 2 and 3.

ACTION:

With the release rate of the sum of the activities of the noble gases prior to the holdup line exceeding 3.4 x 105 microcuries/second restore the release rate to within its limit within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> or be in at least STARTUP with the main steam isolation valves closed within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />.

SURVEILLANCE REQUIREMENTS _

4.11.2.7.1 The radioactivity rate of noble gases prior to the. holdup line -

p C-shall be continuously monitored in accordance with(5' , ec'ification 3;3;7:11;.!a > E on 4.11.2.h.2Thereleaserateofthesumoftheactivitiesfromnoblegases' prior to the holdup line shall be determined to be within the limits'of Specification 3.11.2,7/at the following frequencies by performing ar Isotopic and ysis of-a representative sample of gases taken prior to the holdup line.

a. At least once per 31 days,

b. Within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> following an increase as indicated by the off gas pre-treatmentNobleGasActivityMonItor,ofgreaterthan50%,after factoring out increases due to changes in THERMAL POWER level, in the nominal steady state fission gas release from the primary coolant.

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l LA SALLE - UNIT 1 3/4 11-3 Amendment No. 85 l 92092900es 92o910 i PDR- ADOCK 0D000373 p PDR <;

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RAD 10ACT.IVE ErrLUENTS MAIN CON, DENSER LIMITING C0hDITION FOR OPERATION

, 3.11.2.2 The release rate of the sum of the activities from the noble gases measured prior to the holdup line shall be limited to less than or equal to 3.4 x 105 microcuries/second.

APPLICABILITJ: OPERATIONAL CONDITIONS 1. 2 ano 3.

ACTION:

With the release rate of the sum of the activities of the noble gases prior to the ho? dup line exceeding 3.4 x 105 microcuries/second restore the release rate to within its limit within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> or be in at least STARTUP with the main steam isolation valves closed within the next 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />.

,5URVEILLANCE REQUIREMENTS 4.11.2.f7.1 The radioactivity rate of noble gases prior.to the holdup line c.

s.iall be continuously monitored in accordance with Specification 3. 3. 7.11.~ '1 O c (IXfAi 5

., N ._

4.11.2.[7.2 The release rate of the sum of the activities from noble gases prior to the holdup line shall be determined to be within the limits of Specification 3.11.2.,7'at the following frequencies by performing an isciopic analysis of a representative sample )f gases taken prior to the holdup line.

a. At least onct- per 31 days.

b. Within 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> following an increase, as indicated by the off gas pre-treatment Noble Gas Activity Monitor, of greater than 50%, after factoring out increases due to changes in THERMAL POWER level, in the nominal steady state fission gas release f om the primary coolant.

LA SALLE - UNIT 2 3/4 11-3 An Jndment No. 69 ,

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