ML20063N385

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Telecopy RO 82-107:on 820911,both Trains of Emergency Gas Treatment Sys Declared Inoperable When Annulus Door Left Open.Caused by Need for Access of Test Instrument Lines Into Annulus.Annulus Door Closed
ML20063N385
Person / Time
Site: Sequoyah Tennessee Valley Authority icon.png
Issue date: 09/13/1982
From: Mason C
TENNESSEE VALLEY AUTHORITY
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
RO-82-107, NUDOCS 8209200366
Download: ML20063N385 (1)


Text

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, L 6' 3 820913 8 8'6 t

J TELECOPY TO KRC VerifiedN 1536 9/13/82. NSD

'JMM:MRH:GBK:JS cc: NUC PR ARMS,1520 CST 2-C U. S. Nuclear Regulatory Commission T. G. Campbell, 1760 CST 2-C Region II E. J. Ford, NRC, SQN 101 Marietta Street, NW Shift Engineer, SQN Suite 3100 Shift Technical Advisor, SQN i

Atlanta, Georgia 30303 w

$c' N

SQRO-50-327/82107 M

r (n J~ Z Reported Under Technical Specification:

6.9.1.12.b.

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-10 Date of Occurrence: 09/11/82 Time of Occurrence:

2200

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Technical Specification Involved:

3.6.1.8 and 3.0.3 70

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Condition Prior to Occurrence:

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t-Unit 1 in mode 3 with RCS temperature and pressure at 450 F and 1600 psig.

Identification and Dascription of Occurrence:

Both trains of the emergency gas treatmeni: system (EGTS) were declared i

inoperable when the unit 1 annulus door was left open.

Apparent cause of Occurrence:

The unit 1 annulus door was lef t open in order to allow access of test instrument lines into the annulus. The EGTS was declared inoperable since it could not have m tintained the required negative pressure in the annulus.

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Other Related Events:

l None.

Corrective Action Taken or Planned:

The annulus door was closed and secured at 2320 hours0.0269 days <br />0.644 hours <br />0.00384 weeks <br />8.8276e-4 months <br /> on 09/11/82. The investigation on this incident will continue to determine further necessary corrective action.

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C. C. Mason Power Plant Superintendent Sequoyah Nuclear Plant

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Certified 37 y

8209200366 820913 IC PDR ADOCK 05000327 i

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