05000259/LER-1981-026-03, /03L-0:on 810527,w/Units 1 & 2 Shutdown & Unit 3 at 100% Steady State,Wind Direction Channel XR-90-102-2 Failed.Caused by Blown Fuse in Line to Recorder,Due to Electrical Storm.Fuse Replaced & Sys Returned to Svc

/03L-0:on 810527,w/Units 1 & 2 Shutdown & Unit 3 at 100% Steady State,Wind Direction Channel XR-90-102-2 Failed.Caused by Blown Fuse in Line to Recorder,Due to Electrical Storm.Fuse Replaced & Sys Returned to Svc

ML20005A328
Person / Time
Site:	Browns Ferry
Issue date:	06/25/1981
From:	TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19257F089	List: 05000259/LER-1981-026, Forwards LER 81-026/03L-0 05000259/LER-1981-026-03, /03L-0:on 810527,w/Units 1 & 2 Shutdown & Unit 3 at 100% Steady State,Wind Direction Channel XR-90-102-2 Failed.Caused by Blown Fuse in Line to Recorder,Due to Electrical Storm.Fuse Replaced & Sys Returned to Svc
References
LER-81-026-03L-02, LER-81-26-3L-2, NUDOCS 8106300193
Download: ML20005A328 (2)

LER-1981-026, /03L-0:on 810527,w/Units 1 & 2 Shutdown & Unit 3 at 100% Steady State,Wind Direction Channel XR-90-102-2 Failed.Caused by Blown Fuse in Line to Recorder,Due to Electrical Storm.Fuse Replaced & Sys Returned to Svc

Event date:
Report date:
2591981026R03 - NRC Website

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T4.nnessee Valley Authority Form ILF 17 Itrowns Ferry Nuclear Plant BF 15.2 6/04/81 I,F.it SUPPLEMENTAL INFORMATION BHtO y3;/ 81.026 T.. lutical Specification invo!ved 3.3.I lieported Under Technical Specification 6]7.2.b, (2)

• Date due NRC: 6/26/81 _

Date nf Occurrence _5/2Z/81 Time of Occurrence 0430 Unit 1, 2, and 3 Identification and Description of Occurrence:

Wind direction channel at 33 feet faileT(YR70-102-2).

Conditions Prior to Occurrence:

Unit I refueling outage Unit 2 modification outage Unit 3 at 100%

/etion specified in the Technical Specification Surveiuance Requirements met

.!ue to-in_ operable equipment. Describe.

Noae 3pparent Cause of Occurrence:

Wind direction channel at 33 feet - fuse blew in line to recorder during an electrical stonn.

Analypis_ of_ Qecurrence.

There was no danger to the health or safety of the public, no release of activity, no damage to the plant or equipment, had no resulting significant chain of events.

, Corrective Action:

Replaced fuse and the channel returned to service within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />. This is considered a random event and no recurrence control is required.

Failure Data:

None Hetention :

Per' d - 1.ifetime; Responsibility - Document Control Supervisor

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,a Tt nnessee Valley Authority Form itF 17 hiowns 1/erry Nuclear Plant BF 15.2 6/04/81 1.F.it SUI'PLF. MENTAL, INI'Of!M ATIOd hHto-50 _259. / 81.026 Tc. hnical Specifica i. n invoNed 3.3.I 6/26/81

- Heported Under Technical Specification 6 L2.b, (2)

• l) ate due NRC:

Date of Occurrence _5/2Z/81 Time of Occurrence 0430 Unit 1, 2, and 3 Wind direction channef al. ption of Occurrence-33 feet' fillet (XR90-102-2).

Identification and Descri Conditions Prior to Occurrence:

Unit 1 refueling ou*. age Unit 2 modification outage Unit 3 at 1001, Action specified ' n the Technical Specification SurveiUance Requirements met u

.!ae to inopgable equipment.

Describe.

None

, Apparent Cause of Occurrence:

Wind direction channel at 33 feet - fuse blew in line to recorder during an electrical stonn.

Analyt.is_ of Qecurrencq.

There was no danger to the health or safety of the public, no release of activity, no damage to the plant or equipment, and no resulting significant chain of events.

Co,rrective Action:

This is Replaced fuse and the channel returned to service within 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

considered a random event and no recurrence control is required.

F_ailure Data:

None Hetentio.n :

Per' d - I.ifetime; Responsibility - Document Control Supervisor

• Revision :

P00R ORIGINAL