ML18037A176: Difference between revisions

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{{#Wiki_filter:[os]78CON'T~0178LICENSEEE'IJ'ECONTROLBLOCK:~oI6NYNMP1ps00-00009LICENSEECODE1415LICENSENUMBERNTREPORT*(PLEASEPRINTORTYPEREQUIREDINFORMATION)
{{#Wiki_filter:[os]7 8 CON'T~01 7 8 LICENSEE E'IJ'E CONTROL BLOCK:~o I 6 N Y N M P 1 ps 0 0-0 0 0 0 9 LICENSEE CODE 14 15 LICENSE NUMBER NT REPORT*(PLEASE PRINT OR TYPE REQUIRED INFORMATION)
QsQ4~2526LICENSETYPEJO57CAT5880R'RE~LQB05000220703197960616061DOCKETNUMBER6869EVENTDATE7475REPORTDATEEVENTDESCRIPTION ANDPROBABLECONSEQUENCES QIODurinrefuelinoutaeaCoreSraSstemsnubber40--aQs'obeinoperable.
Qs Q4~25 26 LICENSE TYPE JO 57 CAT 58 80 R'RE~LQB 0 5 0 0 0 2 2 0 7 0 3 1 9 7 9 6 0 6 1 60 61 DOCKET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE EVENT DESCRIPTION AND PROBABLE CONSEQUENCES QIO Durin refuelin outa e a Core S ra S stem snubber 40--a Qs'o be inoperable.
Thisresultedinminimalsafetimlications.
This resulted in minimal safet im lications.
~Os~00~os8078~OS7894SYSTEMCAUSECAUSECOMPVALVECODECODESUBCODECOMPONENTCODE SUBCODESUBCOOE~SFQr~EQro~BQrsS0P0RTQ14~0prsLZlQls910111213181920SEQUENTIAL OCCURRENCE REPORTREVISIONLFRIROEVENTYEARREPORTNO.CODETYPENO.Qssrosr~79~~014~W~03~L~~02122232426272829303132ACTION.FUTUREEFFECTSHUTDOWNATTACHMENT NPR~PRIMECOMP.COMPONENT TAKENACTIONONPLANTMETHODHOURS022SUBMITTED FORMSUB.SUPPLIERMANUFACTURER Qls~ZQrs~~Q20+~Per0000+NPoo~NQ)4+APosI207Qos3334353637404142434447CAUSEDESCRIPTION ANDCORRECTIVE ACTIONS27oWornpistonsealsonCoreSpraySnubber40-HS-10causedalossoffluidfromthesnubbertherebymakingitinoerable.Thesealswererelacedthesnubberwastestedforoperability, anditwasreinstalled.
~Os~00~os 80 7 8~OS 7 8 9 4 SYSTEM CAUSE CAUSE COMP VALVE CODE CODE SUBCODE COMPONENTCODE SUBCODE SUBCOOE~SF Qr~E Qro~B Qrs S 0 P 0 R T Q14~0 prs LZl Qls 9 10 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION LFRIRO EVENT YEAR REPORT NO.CODE TYPE NO.Q ssrosr~79~~01 4~W~03~L~~0 21 22 23 24 26 27 28 29 30 31 32 ACTION.FUTURE EFFECT SHUTDOWN ATTACHMENT NPR~PRIME COMP.COMPONENT TAKEN ACTION ON PLANT METHOD HOURS 022 SUBMITTED FORM SUB.SUPPLIER MANUFACTURER Qls~Z Qrs~~Q20+~Per 0 0 0 0+N Poo~NQ)4+A Pos I 2 0 7 Qos 33 34 35 36 37 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS 27 o Worn piston seals on Core Spray Snubber 40-HS-10 caused a loss of fluid from the snubber thereby making it ino erable.The seals were re laced the snubber was tested for operability, and it was reinstalled.
This3resultedinminimalsafetyimplications.
This 3 resulted in minimal safety implications.
4789FACILITYSTATUS%POWEROTHERSTATUS0H000NAsOos~pos8910121344ACTIVITYCONTENTRELErrLSED OFRELEASEAMOUNTOFACTIVITYQ~033'0347891044'ERSONNEL EXPOSURES 789111213PERSONNEL INJURIES0~0lf0Q40NAMETHODOFDISCOVERY DISCOVERY DESCRIPTION Q32~BQSnubberYnspectron 4546LOCATIONOFRELEASE036458080808078991112LOSSOFORDAMAGETOFACILITY43VOO63BOPC7$
4 7 8 9 FACILITY STATUS%POWER OTHER STATUS 0 H 0 0 0 NA s Oos~pos 8 9 10 12 13 44 ACTIVITY CONTENT RELErrLSED OF RELEASE AMOUNT OF ACTIVITY Q~033'034 7 8 9 10 44'ERSONNEL EXPOSURES 7 8 9 11 12 13 PERSONNEL INJURIES 0~0lf 0 Q40 NA METHOD OF DISCOVERY DISCOVERY DESCRIPTION Q32~B QSnubber Ynspectron 45 46 LOCATION OF RELEASE 036 45 80 80 80 80 7 8 9 9 11 12 LOSS OF OR DAMAGE TO FACILITY 43 VOO63BOPC7$
8078O78910PUBLICITY ISSUEDDESCRIPTION
80 7 8 O 7 8 9 10 PUBLICITY ISSUED DESCRIPTION
~~N044910NAMEOFPREPARERE.DudaNRCUSEONLY80688980oPHDNE.(315) 343-2110Ext.1306 SL-}}
~~N044 9 10 NAME OF PREPARER E.Duda NRC USE ONLY 80 68 89 80 o PHDNE.(315) 343-2110 Ext.1306 SL-}}

Revision as of 03:49, 6 July 2018

LER 79-014/03L-0 on 790319:during Refueling Outage,Core Spray Sys Snubber 40-HS-10 Found Inoperable.Caused by Worn Piston Seals on Core Spray Snubber Resulting in Loss of Fluid from Snubber.Seals Replaced & Snubber Reinstalled
ML18037A176
Person / Time
Site: Nine Mile Point Constellation icon.png
Issue date: 06/14/1979
From: DUDA E
NIAGARA MOHAWK POWER CORP.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML17053A731 List:
References
LER-79-014-03L, LER-79-14-3L, NUDOCS 7906220408
Download: ML18037A176 (2)
v • d • e


Text

[os]7 8 CON'T~01 7 8 LICENSEE E'IJ'E CONTROL BLOCK:~o I 6 N Y N M P 1 ps 0 0-0 0 0 0 9 LICENSEE CODE 14 15 LICENSE NUMBER NT REPORT*(PLEASE PRINT OR TYPE REQUIRED INFORMATION)

Qs Q4~25 26 LICENSE TYPE JO 57 CAT 58 80 R'RE~LQB 0 5 0 0 0 2 2 0 7 0 3 1 9 7 9 6 0 6 1 60 61 DOCKET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE EVENT DESCRIPTION AND PROBABLE CONSEQUENCES QIO Durin refuelin outa e a Core S ra S stem snubber 40--a Qs'o be inoperable.

This resulted in minimal safet im lications.

~Os~00~os 80 7 8~OS 7 8 9 4 SYSTEM CAUSE CAUSE COMP VALVE CODE CODE SUBCODE COMPONENTCODE SUBCODE SUBCOOE~SF Qr~E Qro~B Qrs S 0 P 0 R T Q14~0 prs LZl Qls 9 10 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION LFRIRO EVENT YEAR REPORT NO.CODE TYPE NO.Q ssrosr~79~~01 4~W~03~L~~0 21 22 23 24 26 27 28 29 30 31 32 ACTION.FUTURE EFFECT SHUTDOWN ATTACHMENT NPR~PRIME COMP.COMPONENT TAKEN ACTION ON PLANT METHOD HOURS 022 SUBMITTED FORM SUB.SUPPLIER MANUFACTURER Qls~Z Qrs~~Q20+~Per 0 0 0 0+N Poo~NQ)4+A Pos I 2 0 7 Qos 33 34 35 36 37 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS 27 o Worn piston seals on Core Spray Snubber 40-HS-10 caused a loss of fluid from the snubber thereby making it ino erable.The seals were re laced the snubber was tested for operability, and it was reinstalled.

This 3 resulted in minimal safety implications.

4 7 8 9 FACILITY STATUS%POWER OTHER STATUS 0 H 0 0 0 NA s Oos~pos 8 9 10 12 13 44 ACTIVITY CONTENT RELErrLSED OF RELEASE AMOUNT OF ACTIVITY Q~033'034 7 8 9 10 44'ERSONNEL EXPOSURES 7 8 9 11 12 13 PERSONNEL INJURIES 0~0lf 0 Q40 NA METHOD OF DISCOVERY DISCOVERY DESCRIPTION Q32~B QSnubber Ynspectron 45 46 LOCATION OF RELEASE 036 45 80 80 80 80 7 8 9 9 11 12 LOSS OF OR DAMAGE TO FACILITY 43 VOO63BOPC7$

80 7 8 O 7 8 9 10 PUBLICITY ISSUED DESCRIPTION

~~N044 9 10 NAME OF PREPARER E.Duda NRC USE ONLY 80 68 89 80 o PHDNE.(315) 343-2110 Ext.1306 SL-

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