ML19322A444

From kanterella
Jump to navigation Jump to search
Abnormal Occurrence 75-08:on 750318,B Steam Generator Main Steam Line Snubber Inoperable Due to Inability of Snubber Piston to Move within Snubber Cylinder.Cause Under Investigation.Inoperative Snubber Replaced
ML19322A444
Person / Time
Site: Crane Constellation icon.png
Issue date: 03/18/1975
From: Herbein J
METROPOLITAN EDISON CO.
To:
References
NUDOCS 7910260578
Download: ML19322A444 (2)


Text

A

~

p V

V mn Q

a 9

]

,7 w$L J

Wl'?l20I'ix *:,21 qg>===:

ttETRCFCLITAN EDiSCH CCMPAtJY sueswomos canena runocununesconson.sncu PO!3T OFF1CE DOX 480 MIDDLETOWN. PENNSYLVANIA 17CS7 TEl.EPl4CNE717 944-4041 March 13, 1975 Mr. J. P. O'P.eilly, Director

  • / */ *

/-

I/

7 Directorate of Regulatory Region I 631 Park Avenue

.y 3N I King cf Prussia, PA 19406 Operating Licenso DPR-50 Docr.at CO-203 Sub.jcet: Abnomal Occurrence No. AD 75-03 Dect Nr. O'Railly:

This telegram is to confir-1 the tolacon wit 8 ffr. Eert Dwis (P.cgion 1-ORO) anf J. G. Ihrbein (1NI-Stc. tion Superintcadent) et 1E00 hours, la M1rch 1975.

The following report is sutrif tted in accordance with paragraph 6.7.2.a.4 (page 6-11) of the Tecnnical Specificaticns.

A "B" stesa gener.stor main stssm line snutber (MS-203). located outside the tccordary shicid in tha Itx Bldg., tus found to tc in: parable du r to the incbility of tr.e snubber piston to move within the snubber cylinder.

The inmar.lble SnuWer was four.d durieg the contir.uing sn=hter soel replacm1t progr c.

The in:merative snabbst was replaced with an operable snubbar.

The incperative so Aber Mill bn disassenblad and inspected to deter:; tine the cause of failum.

Appropriate sctica will be tsken based on the entse of failure.

Very truly yours, f.f.

S/S J. G. lierbein Station Superincemfent JCH/h,jk 7910260S W p

\\

Fi3ER LCC* TIC:(

r.',LRJ!!CTID'l COMECTI'.'E 1.CTIO.1 EU C1TPTI0tl MS-288 "D" Main Stem Lir.e Piston Frozen P.cplace snutter with a rebuilt 24" Ecre R uctor Eatiding Outside unit 5" Strote Secondary Shfeld Mfgi Grinnell e

O

+

O I

'n.._..

/

.