ML20067C281

Proposed Tech Specs,Eliminating Surveillance Requirement 4.9.2.b.1

ML20067C281
Person / Time
Site:	Limerick
Issue date:	01/31/1991
From:	PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:
Shared Package
ML20067C279	List: ML20067C276 ML20067C281
References
NUDOCS 9102120013
Download: ML20067C281 (3)

Text

_.

l l

l i

y

{

l

.k l

-l ATTACHMENT 2 I

LIMERICK GENERATING STATION UNITS.1 LAND 2 Donket Nos. 50-352 -

50-353 Lic nse Nos. NPF-39 i NPF-85 PROPOSED TECHNICAL SPECIFICATIOr, CHANGE No. 90-17-0 List of Attached Page' Changes Unit 1 Unit'2-3/4 9-4 3/4 9-4 l

9102120013 910131 PDR P ADOCK 05000352 PDR

REFUELING OPERATIONS SURVEILLANCEREQUIREMENTS(Continued)

b. Perfonnt.nce of a CilANNEL FUNCTIONAL TEST: ,

1. Deleted l l

-2. At least once per 7 days. 'I 1

c. Verifying that the channel count-rate is at least 3.0 cps:*

1. Prior to control rod withdrawal,

2. Prior to and-at least once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> during CORE ALTERATIONS, and

3. - At least once per 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

d. Verifying, within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> prior to-and at least once per 12. hours I during, that the RPS circuitry " shorting links" have been removed l during: '

l

1. The time any control rod is withdrawn.** or- )

2. Shutdown margin demonstrations.

l

• May be reduced, provided the sourt.: r.ga monitor has an observed count rate-and signal-to-noise ratio on or above the curve shown in Figure 3.3.6-1. '

These channels:are not required when sixteen or fewer fuel assemblies, adjacent'to the SRMs are in the core.-

• • Not required for control rods recoved per Specification 3.9.10.1 or 3.9.10.2.

I L LIMERICK - UNIT 2 3/4 9-4 I

,- ~ -

/ , REFUELING OPERATIONS SURVEILLANCE REQUIREMENTS (Continued)

b. Performance of a CHANNEL FUNCTIONAL TEST:

1. Deleted-

2. At least once per 7 days,

c. Verifying that the channel count rate is at least 3.0 cps:*

1. Prior to' control rod withdrawal,

2. Prior to and at least once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> during CORE ALTERATIONS, and

3. At least once per 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

d. Verifying, within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> prior to and at least once per 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> during, that the RPS circuitry " shorting ~ links" have been removed during:

1. The time any control rod is withdrawn,** or

2. Shutdown margin demonstrations.

• May be reduced, provided the source range monitor has an. observed count rate and signal-to-noise ratio on or above the curve shown in Figure 3.3.6-1. These channels are not requirec when sixteen or fewer fuel assemblies, adjacent to the SRMs, a e in the core.

• • Hot required for control rods removed per Specific' don 's.9.10.1 or 3.9.10.2.

. LIMERICK - UNIT 1 .3/4 9-4

$