|
|
| Line 1: |
Line 1: |
| {{Adams
| | #REDIRECT [[05000366/LER-1980-155-03, Local Leak Rate Test of RHR Test Line Isolation Valve & Condensate Drain Isolation Valve Revealed Excessive Leakage.Caused by Cracking in Stellite Seating Surface.Valves Repaired]] |
| | number = ML19345D870
| |
| | issue date = 12/09/1980
| |
| | title = /03L-0:on 801111,RHR Test Line Isolation Valve 2E11-FO24B & Condensate Drain Isolation Valve 2B21-F16 Found to Be Leaking.Cause Unknown.Investigation Underway.Valves Will Be Repaired Prior to Startup
| |
| | author name = Coggin C
| |
| | author affiliation = GEORGIA POWER CO.
| |
| | addressee name =
| |
| | addressee affiliation = NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
| |
| | docket = 05000366
| |
| | license number =
| |
| | contact person =
| |
| | document report number = LER-80-155-03L, LER-80-155-3L, NUDOCS 8012170637
| |
| | package number = ML19345D864
| |
| | document type = LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT
| |
| | page count = 2
| |
| }}
| |
| {{LER
| |
| | Title = /03L-0:on 801111,RHR Test Line Isolation Valve 2E11-FO24B & Condensate Drain Isolation Valve 2B21-F16 Found to Be Leaking.Cause Unknown.Investigation Underway.Valves Will Be Repaired Prior to Startup
| |
| | Plant =
| |
| | Reporting criterion =
| |
| | Power level =
| |
| | Mode =
| |
| | Docket = 05000366
| |
| | LER year = 1980
| |
| | LER number = 155
| |
| | LER revision = 3
| |
| | Event date =
| |
| | Report date =
| |
| | ENS =
| |
| | abstract =
| |
| }}
| |
| | |
| =text=
| |
| {{#Wiki_filter:wwu LICENSEE EVENT REPORT n
| |
| U CONTROL BLOCm '
| |
| l l
| |
| l l
| |
| l lh (PLE ASE P7JNT On TYPE ALL REQUIREO INFORMATION) lOltl t Gl l E l I I Hl 2 l@l0 10 l-l O l 0 l O l 0101 - l 01 O l@l 4 l 11 I l 1 l I l@l l
| |
| l@
| |
| '7 9 O LICENSEE CODE 14 15 LICENSE NUMUEH 2b 2ts LICENSE TYPE Jo
| |
| $ 7 C A T Sd "7RU [L j@l01 510 l 0 I O l 3l 6 I 6 l@l 1 l 1 l 1 l 1 I n I n l@ll l 2 j. 0] 9 l 8 l Ol@
| |
| 7 8
| |
| 60_
| |
| 61 DOCKET NUVSEH 6d 69 EVENT OATE 74 75 REPOHT O ATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h IO l2l l 0n 11-7-80, with Unit 2 in cold shutdown an LLRT by procedure HNP-2-3952
| |
| [ O ; 3, lwas performed on the RHR test line isolation valve.2E11-F024B and the l
| |
| l condensate drain isolation valv-2B21-F016.
| |
| On 11-11-8b, the LLRT co-l 0 4 lO lst I ordinator reviewed the tests and determined that both valves were leak-l 101s 1 I i ng in excess of specified acceptance criteria.
| |
| This is a repetitive i
| |
| 10171 I occurrence - see LER 50-366/1980-154.
| |
| l 10181 L.
| |
| I E
| |
| CODE SUS E
| |
| COMPON ENT CODE SUS DE SU E
| |
| Ic IF l@ [Ej@ W G I V l A l L I V I E I X l@ LEJ@ LO_l @
| |
| O 9 7
| |
| 8 9
| |
| 10 11 12 IJ 18 19 20 SEOUENTI AL OCCURRENCE REPORT REVISION LER EVENT YE AR R EPORT NO.
| |
| COOG TYPE N O.
| |
| O",ag o/RO18101 1-1 1115151 l/l 10 13 I I Li L _1 LO_J g
| |
| _ 21 22 23 24 26 27 N
| |
| N 30 31 32 T
| |
| N AC ON ON PLANT MET HOURS S8 I D
| |
| POR B.
| |
| 5 PPLIER MAN FACTURER c')LLI@LO_J@
| |
| Lz_j@
| |
| lzI@
| |
| l0101010i LY_j @
| |
| l N l@
| |
| l A l@
| |
| l W l 0 l 3 l 0 l@
| |
| s-3J 34 35 3ti 37 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h 11101 I The cause of the leakaoes is unknown at oresent.
| |
| Investiaation is un-l 1 i Iderwav: an update report will be submitted.
| |
| The valves will be ren-I ITTTl I a i re d p ri o r to s t a r t u o.
| |
| I 111131 l l
| |
| l11 141 1 I
| |
| l7 8 3 80
| |
| $A
| |
| % POWER OTHER STATUS Dis O RY DISCOVERY DESCRIPTION
| |
| .L' L5_1 LGj@ l 0 l 01 O l@l NA l
| |
| lBl@lPerformedLLRT j
| |
| * lriviTY CO'0 TENT e
| |
| RELE ASED OF RELE ASE AMOUNT OF ACTivtTY LOCATION OF RELEASE [1] @ l 7 l@l NA l
| |
| l NA I
| |
| 1 6
| |
| .7 8 9 to 11 44 45 80 PERSONNEL EXPOSURES NUMBER TYPE
| |
| | |
| ==DESCRIPTION==
| |
| l01OlOl@[J_j@l NA I
| |
| i 7 i'
| |
| '2 i3 PtRSONNE t iN;Us,,,
| |
| otSCniPTiON@
| |
| NoveER L'_I_1110101Ol@l NA l
| |
| '7 8 9 11 12 LOSS OF OR OAVAGE TO FACILITY TYPE DE SCRIPTION FI Lll@l NA l
| |
| ;7 8 9 10 80 r
| |
| PUBLICITY NRC USE ONLY PSSUED DESCHIPT80N lllllllllllllh l
| |
| 68 69 80
| |
| | |
| ==.s enoun,n C. L. Coccin. Sunt. Plt. Enq. Serv.
| |
| psoNe: 917-367-7781
| |
| | |
| (
| |
| A o)
| |
| (%J LER f:
| |
| 50-366/1980-155 Licensee:
| |
| Ceorgia Power Company Facility Name:
| |
| Edwin I.
| |
| Hatch Docket #: '30-366
| |
| | |
| =Narrative=
| |
| Report for LER 50-366/1980-155 Gn 11-7-80, with Unit 2 it cold shutdown, a local leak rate test, per procedure HNP-2-3952, " Primary Containment Periodic performed on the RhR Type B and Type C Leakage Tests," was oest line isol,ation valve 2E11-F024B and the condensate drain isolation valve 2B21-F016.
| |
| On 11 8 0',
| |
| t h e LLRT coordinator reviewed the test data sheets and determined that both valve eriteria,, The RRR test l'eakages exceeded specified acceptance n line isolation valve 2E11-F024B leaka'ge of 6027 accci-wou1dl 3
| |
| ~
| |
| i 30-da sealed water-inventory acceptance.
| |
| have caused that t oru s'y water valves specified by 10CFR50
| |
| (')
| |
| criteria for all section III.C.3 to be exceeded.
| |
| The 200 acem leakage of the condensate drain isolation valve 2B21-F016 was such that the
| |
| .009 La (544 acem) overall allowable leakage limit for bypass specified by Tech Specs 3.6.1.2.B.2 would path penetration as see LER repetitive occurrence have been exceeded.
| |
| This is a 50-366/1980-154.
| |
| There were no effects on public health or safety due to this event.
| |
| The cause of the leakages is unknown at present.
| |
| Investiga-tion is underway; an update report will be submitted.
| |
| The valves will be repaired prior to startup.
| |
| ##~
| |
| v 9
| |
| }}
| |
| | |
| {{LER-Nav}}
| |