ML19322A380: Difference between revisions
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PttII.ADET.PitI A ELECTRTC' .'.OMPANY Psech Bottom Atourie Power Statiew Delta, Pennsylvania 17314 October 5, 1979' Mr. Beyce M. Grier Office of Inspection and Enforcement Region i United Statee Foclear Regwiatory Commission 631. Purk Avenue Eing of Frussia,, PA. 194% * | |||
PttII.ADET.PitI A ELECTRTC' .'.OMPANY Psech Bottom Atourie Power Statiew Delta, Pennsylvania 17314 October 5, 1979' | |||
Mr. Beyce M. Grier Office of Inspection and Enforcement Region i United Statee Foclear Regwiatory Commission 631. Purk Avenue Eing of Frussia,, PA. 194% * | |||
==SUBJECT:== | ==SUBJECT:== | ||
| Line 28: | Line 25: | ||
* P't a n , | * P't a n , | ||
October 3,. 1977. | October 3,. 1977. | ||
Roferen ce- Becket No. 50-778-Peach Bett.on Uni e 3 Technicv1 Specification Ref erwnees:. 6. 9 . 2 . = ( 9 ) ,, 3 5 F.3 | Roferen ce- Becket No. 50-778-Peach Bett.on Uni e 3 Technicv1 Specification Ref erwnees:. 6. 9 . 2 . = ( 9 ) ,, 3 5 F.3 Report N1>. J-79-32/1F Occurrence Date:- Octuber 5,, 1979 Iden tific ation of Occurrence:. | ||
Report N1>. J-79-32/1F Occurrence Date:- Octuber 5,, 1979 Iden tific ation of Occurrence:. | |||
The continuing seiswie anciver inspection program being perf >rmmi in response ta t.E. h11et in 79-07 has identi fi ad a- Nilure in one suppo.rt associated with the hit 3 emergency seevica. water roturn line Erom the room coolers enst t h e oil cocFars fer the AEC core sprzy pumps. | The continuing seiswie anciver inspection program being perf >rmmi in response ta t.E. h11et in 79-07 has identi fi ad a- Nilure in one suppo.rt associated with the hit 3 emergency seevica. water roturn line Erom the room coolers enst t h e oil cocFars fer the AEC core sprzy pumps. | ||
Apparent Cause of Occtrrrence : | Apparent Cause of Occtrrrence : | ||
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1 TWS DOCUMENT CONTAINS P00R QUAUTY PAGES 7910150 4-9 7 I | 1 TWS DOCUMENT CONTAINS P00R QUAUTY PAGES 7910150 4-9 7 I | ||
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4 Previous Tailures: | 4 Previous Tailures: | ||
1 2-79-37/17 l 2-79-35/IP .. - . . . . . --. . | 1 2-79-37/17 l 2-79-35/IP .. - . . . . . --. . | ||
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2-79 Md1P 3-T9-30/1F 3-79-31/17 7ery truly yeurs, | 2-79 Md1P 3-T9-30/1F 3-79-31/17 7ery truly yeurs, | ||
: v. T, U urieb Statien Superintenderrt | : v. T, U urieb Statien Superintenderrt | ||
*3dIT:1Jh | *3dIT:1Jh WW 'W *W 4'W FW"m= ' '= ' w wW ye we me ' y y eyw w g qq - y ,,, 9g , ,,p ,, , , , , , , , , , ,, , | ||
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Revision as of 03:19, 1 February 2020
| ML19322A380 | |
| Person / Time | |
|---|---|
| Site: | Peach Bottom  |
| Issue date: | 10/05/1979 |
| From: | Ullrich W PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC |
| To: | |
| References | |
| NUDOCS 7910150478 | |
| Download: ML19322A380 (2) | |
Text
..
PttII.ADET.PitI A ELECTRTC' .'.OMPANY Psech Bottom Atourie Power Statiew Delta, Pennsylvania 17314 October 5, 1979' Mr. Beyce M. Grier Office of Inspection and Enforcement Region i United Statee Foclear Regwiatory Commission 631. Purk Avenue Eing of Frussia,, PA. 194% *
SUBJECT:
NEFORTABLE OCCURRENCE - Ph TMPT NOTI.IICATION:
Confi rwirrg W. T. 5Htrich's conYerSMC19n With Mr.-
Megion 1 United States Nuclear Reguistory Coanission on G r *
- P't a n ,
October 3,. 1977.
Roferen ce- Becket No. 50-778-Peach Bett.on Uni e 3 Technicv1 Specification Ref erwnees:. 6. 9 . 2 . = ( 9 ) ,, 3 5 F.3 Report N1>. J-79-32/1F Occurrence Date:- Octuber 5,, 1979 Iden tific ation of Occurrence:.
The continuing seiswie anciver inspection program being perf >rmmi in response ta t.E. h11et in 79-07 has identi fi ad a- Nilure in one suppo.rt associated with the hit 3 emergency seevica. water roturn line Erom the room coolers enst t h e oil cocFars fer the AEC core sprzy pumps.
Apparent Cause of Occtrrrence :
Icproper installation of enchet helt.
Analys is of Occurrence :
During the in stree t ion of ancher 3-31 HR-4 04 two haits fa.i1-d to nehieve torque r=amirements cansing the infety Ese m to d r at.
below 2. The s a fe ty significance is minimal he c sors e Unit 3 react or is in the cold shutdown etmd t tion during refueling e n d-therefore the eere spray system is not re9wiv=4 tw he overshle.
Corrective Actlen:
Seismic swpport 3 . MR-S19M is. =w anchm- with on e 4 tm l e b:rw.
plate. Rep isc e=m t vf the 2 f ailed hot ts with C nitti wwik halts will be initd eted. Plate washer = wilt be in.+tatlad w ay tha h e l.t.s t re campty with the b o l t- hoile zmp erlesrinn if nwces==rv.. Tha attainment o f an accep tab te- safety factor is antici:>ated witlen howys. "'4q p
1 TWS DOCUMENT CONTAINS P00R QUAUTY PAGES 7910150 4-9 7 I
_ . . _ .. .. _ . _ . _ . - .. .w _
- . . - - _ -- - .e.- _ .. . . - - --
4 Previous Tailures:
1 2-79-37/17 l 2-79-35/IP .. - . . . . . --. .
1 1
3-T?-19/IP l 3-TS-73/1P 3--T9-25/IP 3-79-26/1P - - - -
2-79 Md1P 3-T9-30/1F 3-79-31/17 7ery truly yeurs,
- v. T, U urieb Statien Superintenderrt
- 3dIT:1Jh WW 'W *W 4'W FW"m= ' '= ' w wW ye we me ' y y eyw w g qq - y ,,, 9g , ,,p ,, , , , , , , , , , ,, ,
e A A A A 4 A 4 4 4 e a A r. e e es a e 4 4 4., a geeg,ggggagggaggggggggeeggggggggggggggggg,gggggg3 g,ggg,, ,g g,ggggggg , ,
?
4 ioe,
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