PNO-I-80-031, on 800131,licensee Identified Nine Fuel Assemblies Containing Leaking Fuel Pins.At Least Two Pins Appeared to Have Missing Segments.Cause Not Stated.Damaged Fuel Assemblies Being Replaced

PNO-I-80-031:on 800131,licensee Identified Nine Fuel Assemblies Containing Leaking Fuel Pins.At Least Two Pins Appeared to Have Missing Segments.Cause Not Stated.Damaged Fuel Assemblies Being Replaced

ML20126B260
Person / Time
Site:	Maine Yankee
Issue date:	02/21/1980
From:	Brunner E, Martin T NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
To:
References
PNO-I-80-031, PNO-I-80-31, NUDOCS 8003100157
Download: ML20126B260 (1)

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l *' '

. . ..% e c j PRELIMINARY NOTIFICATION b e.k. h.m

* ' i Date: 2/21/80

PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE--P This oreliminary notification constitut.es EARLY notice of events of POSSIBLE safe.v or :u:lic interes . sioni ficance. Ine information oresenteo is as initia' receivec witnout verification or evaiu.ation ano 1s basically all that is known dv if staf f on tais cate.

! Facility: Maine Yankee Atomic Po,ver Ccepany

' Maine Yankee (DN 50-309)

Wiscasset, Maine

Subject:

FAILED FUEL PINS

' Based on fuel assembly sipping results, the li.censee had identified and reported or January 31, 1980, nine fuel assec1blies centaining leaking fuel Dins. Visual exam-ination of five of thesa. assentlies, t.ose scheduled for recycle to the core, had

identified ten failed fuel pins. At least two of the pins, located on assembly peripheries, acpear to be missing segrrents. Danaged fuel assemblies are being re-i constitutsd. ? cst-repair eddy cur en_t_ testing is planned to demonstr' ate that-

, all pins tavir.g through wall penetrations have been ' replaced. ~ '"

The !b.ws Fedia has reported " fuel Oroblems", but appear not to have been infomed :

i the extent of the problem. Tne licensee is considering issuing a press release on February 21, 1980, clarifying the cues:icn of the location of the potentially missi fuel. NRC, Region I (?hiladelphia) is also considering a press release.

The State of Maine has been infortt.ed. HP.C, Region I received clarificatio[relativ to this occurrence by telephone frca the W.C Project Inspector currently onsite at 9:20 A.M. on February 21, 1950.

Cen*^2 . T. Martin (4PA-1255 ) E. J . Grunner _ (483-1240)

'" 3ection Chief Ext. Branen Chief Ext.

DISTRIBUTION:

(Facsmile Transmission Times Heted)

H ST BLOG MARYLAH; KATIONAL IE: X005 Chair:an Anearne BANK EUILDIhG Commissioner Kennedy W. J. Dircks, EN NRC/TMI Tecnnica Concissioner Gilinsky C. Michelson, AE00 Support Office -

Cormissioner 3radford J. J. Feuchard, PA Region II Commissioner Hencrie ~

H. N. Haller, NPA Region III ACRS R. G. Ryan, OSP Region IV S. J. Chilk, SECY H. X. Shapar, ELO Region y C. C. Xa. carer, CA o

(for Distribution) '

WILLSTE BLDG RI Resident Site:

J. G. Davi s, htd5 /

PHILLIPS ELDG S. Levin, PJ.S /

~

H. R. Denton, NRR i R. C. DeYeung, NRR LANCCW ELOG (Fax by HO) (WAIL)

R. J. Mattson, NRR (6 HIH/PAGE) R. HDiogue, SD

0. Vassallo, SRR J. J. Cu::nings , 01A IE:XOOS

0. Eisenhut, SRR PRELittiNAM NOilr ICATION Region I Form 33 (Rev. February 1980) 80 03100 I b'7