ML19330A869: Difference between revisions
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{{#Wiki_filter:o t.3 | {{#Wiki_filter:o t.3 s.nt p opu y4 U.S NUCLE AR REGUL ATORY co*.4messiON l1 l!l LICENSEE EVENT REPORT EXH181T A Co*afitOL OLod'.it I ! ! ! \ li .h l lptgast pa:Nt oR TVPE ALL RECulR(O fNFORM ATIONI 9, lTINIS!N!PlII@l | ||
s.nt p opu y4 U.S NUCLE AR REGUL ATORY co*.4messiON l1 l!l LICENSEE EVENT REPORT EXH181T A Co*afitOL OLod'.it I ! ! ! \ li .h l lptgast pa:Nt oR TVPE ALL RECulR(O fNFORM ATIONI 9, lTINIS!N!PlII@l | |||
. > t.us...sua. | . > t.us...sua. | ||
010 l- l 010 ! 0 !0.10 I l of n aIQ){ | 010 l- l 010 ! 0 !0.10 I l of n aIQ){ | ||
.. . s i ~ .. ~i.' . a a 4111111!1!@l toca=u r s. u se I l@ | .. . s i ~ .. ~i.' . a a 4111111!1!@l toca=u r s. u se I l@ | ||
C +C T R | C +C T R | ||
sLTI L.I:'@[ O! 510101013!2 .. _ w , i , .. . | sLTI L.I:'@[ O! 510101013!2 .. _ w , i , .. . | ||
I 7 i@l., 0 f titsr SI 3101810 Q.n 1 | I 7 i@l., 0 f titsr SI 3101810 Q.n 1 | ||
@l01712!5 n auca r a.! i8 ! 01@ .4 ava r otten In evion.sNo e=osa.itt was coNstoucues @ d that the wide range steam generator | @l01712!5 n auca r a.! i8 ! 01@ .4 ava r otten In evion.sNo e=osa.itt was coNstoucues @ d that the wide range steam generator | ||
[:f.1 L While Mode 5, plant informe | [:f.1 L While Mode 5, plant informe | ||
[ 3 g level transmitters, 1-LT-3-43 -56, -98, -111, are not qualified to | [ 3 g level transmitters, 1-LT-3-43 -56, -98, -111, are not qualified to i | ||
E; g [ withstand a post-accident environment. These transmitters provide level I I | |||
il d i sienn's f o r PA2_in d i en e c re: _ There unn f o heard en the hanith and | il d i sienn's f o r PA2_in d i en e c re: _ There unn f o heard en the hanith and | ||
[.g Laafety of p_l,, ant personnel or the public. | [.g Laafety of p_l,, ant personnel or the public. | ||
1 | 1 | ||
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[1;1] I , | [1;1] I , | ||
r:,p t I | r:,p t I 3 a 3 | ||
3 a 3 | |||
$.t ' f u C a J. E C C D\** | $.t ' f u C a J. E C C D\** | ||
CiO4 C0;f 1sf c ar t CC'.',0%%f 0004 10sCCOE 5.va tvf | CiO4 C0;f 1sf c ar t CC'.',0%%f 0004 10sCCOE 5.va tvf | ||
.4CDI hi>l | .4CDI hi>l I I I D !@ [[J@ L,,A,,,J @ | ||
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| Line 65: | Line 51: | ||
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| Line 74: | Line 59: | ||
, , I g i Qualified transmitters have been installed, tested, and placed in service. ! | , , I g i Qualified transmitters have been installed, tested, and placed in service. ! | ||
I LO l I | I LO l I | ||
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1 . 9 5f '4 | 1 . 9 5f '4 | ||
| Line 81: | Line 64: | ||
I LnJG' " | I LnJG' " | ||
1" Notifieneten frm TN N(: | 1" Notifieneten frm TN N(: | ||
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| Line 91: | Line 72: | ||
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| Line 114: | Line 86: | ||
R L. b'f6! | R L. b'f6! | ||
> . .. 6. ., s a... | > . .. 6. ., s a... | ||
. or pnt e.u p, R. H. Revncids pucNg: 615-849-O m | . or pnt e.u p, R. H. Revncids pucNg: 615-849-O m 80072906rf3 , | ||
80072906rf3 | |||
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Tennessee Valley Authority Sequoyah Nuclear Plant LER SUPPLEMENTAL INFORMATION SQRD-50-327/8068 Rev$sion 1 Technical Specification Involved: None 4 | |||
Tennessee Valley Authority Sequoyah Nuclear Plant LER SUPPLEMENTAL INFORMATION | |||
SQRD-50-327/8068 Rev$sion 1 Technical Specification Involved: None 4 | |||
Reported Under Technical Specification 6.9.1.12.1 Date of occurrence: 5/30/80 Time of Occurrence: 0800 EST Identification and _ Description _ of_0ccurrenc_e,: | Reported Under Technical Specification 6.9.1.12.1 Date of occurrence: 5/30/80 Time of Occurrence: 0800 EST Identification and _ Description _ of_0ccurrenc_e,: | ||
The listed Westinghouse supplied level transmitters (Foxboro Model E13DM-HSAHl) located inside containment in accumulator No. 4 room do not have the necessary qualifications to withstand a post-accident environment. . | The listed Westinghouse supplied level transmitters (Foxboro Model E13DM-HSAHl) located inside containment in accumulator No. 4 room do not have the necessary qualifications to withstand a post-accident environment. . | ||
| Line 145: | Line 100: | ||
Per FSAR Table 3.11-2 the temperats c could reach 327 F, the instruments are qualified up to ISO ; operation. | Per FSAR Table 3.11-2 the temperats c could reach 327 F, the instruments are qualified up to ISO ; operation. | ||
Analysis of Occurreni.e: | Analysis of Occurreni.e: | ||
Should the post-secident environment of the No. 4 accumulator room reach or exceed 180*F, the instruments possibly would not be capable of performing their intended post-accident functions. , | Should the post-secident environment of the No. 4 accumulator room reach or exceed 180*F, the instruments possibly would not be capable of performing their intended post-accident functions. , | ||
There was no hazard to public health and safety. | There was no hazard to public health and safety. | ||
| Line 153: | Line 107: | ||
None. | None. | ||
Y | Y | ||
_}} | _}} | ||
Revision as of 18:36, 31 January 2020
| ML19330A869 | |
| Person / Time | |
|---|---|
| Site: |  |
| Issue date: | 07/25/1980 |
| From: | Reynolds R TENNESSEE VALLEY AUTHORITY |
| To: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| Shared Package | |
| ML19330A860 | List: |
| References | |
| LER-80-068-01T, LER-80-68-1T, NUDOCS 8007290673 | |
| Download: ML19330A869 (2) | |
Text
{{#Wiki_filter:o t.3 s.nt p opu y4 U.S NUCLE AR REGUL ATORY co*.4messiON l1 l!l LICENSEE EVENT REPORT EXH181T A Co*afitOL OLod'.it I ! ! ! \ li .h l lptgast pa:Nt oR TVPE ALL RECulR(O fNFORM ATIONI 9, lTINIS!N!PlII@l
. > t.us...sua.
010 l- l 010 ! 0 !0.10 I l of n aIQ){
.. . s i ~ .. ~i.' . a a 4111111!1!@l toca=u r s. u se I l@
C +C T R sLTI L.I:'@[ O! 510101013!2 .. _ w , i , .. . I 7 i@l., 0 f titsr SI 3101810 Q.n 1
@l01712!5 n auca r a.! i8 ! 01@ .4 ava r otten In evion.sNo e=osa.itt was coNstoucues @ d that the wide range steam generator
[:f.1 L While Mode 5, plant informe [ 3 g level transmitters, 1-LT-3-43 -56, -98, -111, are not qualified to i E; g [ withstand a post-accident environment. These transmitters provide level I I il d i sienn's f o r PA2_in d i en e c re: _ There unn f o heard en the hanith and [.g Laafety of p_l,, ant personnel or the public. 1
' I
[1;1] I , r:,p t I 3 a 3
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.4CDI hi>l I I I D !@ [[J@ L,,A,,,J @
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#S0,0f 4TI AL 04f%o CODE TvrE %Q
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~
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Tennessee Valley Authority Sequoyah Nuclear Plant LER SUPPLEMENTAL INFORMATION SQRD-50-327/8068 Rev$sion 1 Technical Specification Involved: None 4 Reported Under Technical Specification 6.9.1.12.1 Date of occurrence: 5/30/80 Time of Occurrence: 0800 EST Identification and _ Description _ of_0ccurrenc_e,: The listed Westinghouse supplied level transmitters (Foxboro Model E13DM-HSAHl) located inside containment in accumulator No. 4 room do not have the necessary qualifications to withstand a post-accident environment. . TVA Tag Nos. LT-3-43, -So, -98. -111 (W Noe. LT-501, -502, -503, -504) Condition Prior to_ O_ccurrence: Unit in Mode 5 with all fuel loaded. Actica specified in the Technical Specification Surveillance Requirements met dec to inoperab1_c_ equipment. N/A J Apparent Cause of Occurrence: Per FSAR Table 3.11-2 the temperats c could reach 327 F, the instruments are qualified up to ISO ; operation. Analysis of Occurreni.e: Should the post-secident environment of the No. 4 accumulator room reach or exceed 180*F, the instruments possibly would not be capable of performing their intended post-accident functions. , There was no hazard to public health and safety. Corrective Action: The subject transmitters have been replaced with transmitters capable of withstanding the accident environment. Failure Data: . None. Y _}}