ML20137J898

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Special Rept 50-321/1985-04:on 851030,main Stack post-accident Effluent Monitor Taken Out of Svc to Allow Kaman Svc to Modify high-range Noble Gas Detection.Monitor Should Be Operable by 860501
ML20137J898
Person / Time
Site: Hatch, Palo Verde  Southern Nuclear icon.png
Issue date: 11/12/1985
From: Nix H
GEORGIA POWER CO.
To: Grace J
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
50-321-1985-004, 50-321-1985-4, LR-MGR-053-1185, LR-MGR-53-1185, NUDOCS 8512030064
Download: ML20137J898 (2)


Text

Georgia Power Company j

Post Office Box 439 o-Baxley, Georgia 31513 Telephone 912 367 7781 912 537-9444 g ?\\t

n g\\M GeorgiaIbwer Edwin 1. Hatch Nuclear Plant November 12, 1985 LR-MGR-053-1185 PLANT E.

I. HATCH Special Report Docket No. 50-321 United States Nuclear Regulatory Commission Office of Inspection and Enforcement Region II Suite 2900 101 Marietta Street, NW Atlanta, Georgia 30323 ATTENTION:

Dr.

J. Nelson Grace Attached is Special Report no. 50-321/1985-04.

This report satisfies the Special Report reporting requirements of Hatch Unit 1 Technical Specifications Table 3.2-11, NOTE g.2.

and Hatch Unit 2 Technical Specifications Table 3.3.6.4-1, NOTE b)2.

f WM*/

V H. C. Nix /

General Manager xc: Letter File Document Control 0512030064 85111P PDR ADOCK 0D000321 g

PDR 562'

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67

_,e Special Report 50-321/1985-04 LICENSEE GEORGIA POWER COMPANY FACILITY NAME:

EDWIN I. HATCH DOCKET NUMBER:

50-321 On 10/30/85 at approximately 1630 CST, with Unit 1 at 2 26 MWt (approximately 100% power) and with Unit 2 at 2429 MWt (app ximately 100%

power),

plant personnel took the Main Stack Po t-Accident Effluent Monitor.(lDll-P007) out of service to allow a Kaman Service representative to modify the high-range noble gas detection.

The Kaman representative experienced problems getting the new high-range noble. gas detector to respond as expected.

He removed the new high-range noble gas detector and returned it to Kaman to resolve the problems experienced.

This left this monitor inoperable.

The plant initiated the pre-planned alternate method of monitoring

noble gas concentrations within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br /> as required by Unit 1 Tech.

Specs. Table 3.2.11, NOTE g and Unit 2 Tech. Specs. Table 3.3.6.4-1, NOTE b).

The Main Stack Post-Accident Effluent Monitor should be returned to operable status by 05/01/86 as previously reported by LER 50-321/1985-029.

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