ML20136C057

Site Problem Rept 127 Re Standpipe Gasket Interference W/ Shaft in 2B Reactor Coolant Pump Motor.Pan Was Dropped,New Gaskets & New O-ring Installed.Motor Subsequently Was Successfully no-load Run.No Further Action Required

ML20136C057
Person / Time
Site:	Three Mile Island
Issue date:	06/20/1977
From:	Rogers L BABCOCK & WILCOX CO.
To:
References
TASK-TF, TASK-TMR 127, PROB-770620-01, NUDOCS 7909140334
Download: ML20136C057 (2)

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' (~ REPORT TPJd4SMITTAL ',

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w FILE: 13- O 6 -12'7 Jj TO: C 4 w er Courcot s For Distribution CONTRACT NO: 620-00 O (.

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DATE: 0-23-77 STATUS CODE' C.

E. L Logan' - FLORIDA L. C Rogers - MET. ED. - - -

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- P. R. Fais t - TOLEDO, - '

,- J. R Boharr - Intl.cSupport' '- -

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B. A. Karrasch - Plant Integratiort .

. Attached is, one copf of Site Problem Report No. I27 uhich was processed

. on Contract 620-00  % '

.. Future 'c ontracts. have been reviewed for' the ..

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.:. potentini of .a'sititlar problet:r. This. probic::rldI/is not considered . applicable to other contracts -

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IWCLEAR SERVICE SUPPORT ENCINEER.

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L. flore,ers 620-0006 Jersey Central 6/if 13 197 n P.A. H0. PARI H0./fAS4 h0. GkOUP M0. SiQ. 's5 ~

VEMDOR Allis Chalmero 51 42 33 001-004

PROBLEM CONTACT HA1 30 CHARACTER 3)

TITLE flCP f. {ator - Lower Bearinz Housing Interference W. D. Corbin

,. DESCRIPriOH Of PROBLEH:

Upon bumping the 2B RCP Motor for initial motor no-load testing, a whoochir.;;

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, noise was heard coming from the lower bearing houing area. Upon inspection, it was discovered that the .ctandpipe casket was interferring with the shaf t.

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b STATUS-ACTION TO DATE, lHCLUDlHG PERSONS CONT ACTED:

The pan was dropped and new gaskets and a new 0-ring installed. The motor has

. subsequently been successfully no-load run. A copy of the assembly procedure is attached.

- John Dempsey, Lee Pletke, John Hurst (AC) g Barry Shiflett *

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FURTHER ACTION RECOHHENDED BY SITE PERSOHHEL:

Ifo further action required RESOLUTLOM:

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O NOME SPR REV No. O r.

oblem iJas Corrcctbd a.5 6fe:{ DATE COMPLETED: [ O/p 7 5

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CULIDHLk URibihAION - 0,A l t i DOC. t D. C0kt.h0. SPR MO. k t t . M O.

Jersey Central L. Boce/s L.hi6/77' 13 - 620-0006 12v n VEM00R P.A. NO. L'ARI MO./IASK h0. GhouP hD. SiQ. HO.

O- Allis Chalners 51 h2 33 001-00h MAI 30 CHt.RACTERS . . _ - PROBLEH CONTACT TligE BC. b {otor - Lowe- h) #ng Hou:ing Inte:-rerence U. D. Corbin DESCRIPTION OF P R O B L Ell: .

l Upon bunping the 23 ECp Matcr for initial noter no-load testing, a whooshing  ;

noise was heard coning frcn the lower bearing housing a- ea. Upon inspection, it was discovered that the standpipe gasket was interferring with the shnft.

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w STATUS-ACTION TO DATE, IMCLUDING PERSONS CONTACTED: -

l The pan. was d opped. and new geskets and a nev 0-ring installed. C'he noter has - i subsequently been successful.17 no-load. run_ A copy of the asse=bly procedure is attached.

• John Dempsey, Lee Pletke, John Eur:-t (AC), Barry Shiflett.

FURTHER ACTION RECOMMENDED Br SLIE PERSONNEL: - -

IIo further action required C -

RESOLUTIOM:

4 FORTHER ACY/cs/ /2 E Q.ut R & D . .

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g DATE . APPR07ED 3r DATE o

PRE."AREDLQ  ;

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COST CATEG3.4Y FIEt0 CnANGE REQ F.C.A. ha.

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