05000255/LER-1980-025, Forwards LER 80-025/01T-0

Forwards LER 80-025/01T-0

ML18045A499
Person / Time
Site:	Palisades
Issue date:	08/13/1980
From:	Huston R CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	James Keppler NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML18045A502	List: 05000255/LER-1980-025, Forwards LER 80-025/01T-0 05000255/LER-1980-025-01, /01T-0:on 800801,during Vol Control Tank Venting, Unplanned Gaseous Release Occurred W/O 15-day Min Holdup. Caused by Either Dirt Trapped in Head Plate & Diaphragm or Uneven Tightening of Compressor Head Bolts
References
NUDOCS 8008190474
Download: ML18045A499 (2)

LER-1980-025, Forwards LER 80-025/01T-0

Event date:
Report date:
2551980025R00 - NRC Website

text

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consumers Power company General Offices: 212 West Michigan Avenue, Jackson, Michigan 49201 * (517) 788-01$50 August 13, 1980 Mr James G Keppler Office of Inspection and Enforcement Region III U S Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60137 DOCKET 50-255 - LICENSE DPR PALISADES PLANT - LICENSEE EVENT REPORT 80-025 -

GASEOUS RELEASE On the reverse side is Licensee Event Report 80-025 which is reportable under Technical Specification 3.9.17a.

Attached is an event and cause description plus a corrective action statement.

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a~~uston Senior Licensing Engineer CC Director, Office of Nuclear Reactor Regulation Director, Office of Inspection and Enforcement NRC Resident Inspector - Palisades pages Boo BI '1 o c../ 7 cf

• NRC FORM 366 11-n1 LICENSEE EVENT REPORT CONTROL BLOCK: I I(!)

!PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION!

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[ill] I Ml II Pl AIL I J l0J o I al-Io I olo I ol ol-1elo1©4 7

8 9

LICENSEE CODE 14

,5 LICENSE NUMBER 25 26 '1 I 1 h I 1 l©I J I © LICENSE TY'E 30 67T 68 CON'T rIITI 8

~~~~~! -~, 015101010121 515 (?)10 181 01118 10 @I 018 P-13 181 01(!).

60 61 DOCKET NUMBER 68 89 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES IDpring volume control tank venting, an unplanned gaseous release occurred I

',.;1*

• !III] I w Io the 15 day* minimum holdup required by TS

3. 9.17A. Actiyity released

[))I] 1was approx 3.6 percent of limit of TS 3,9.11. Activity released (curies):

())))I I-131, 7*.71E-5; I-133, 8.31 E-5; I-135, 2.05 E-5; XE-133, 7.06.

Release [ill] 1occurred at waste gas compressor C-50A.

Upon discovery, VCT venting was J]J2J I stopped. and affected plant area (auxiliary bldg) was cl ea.red of ~erSOnnel.!

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7 8 9 IIrn 7

8 SYSTEM CODE IM fB I@

9 10

CAUSE

CAUSE COMP; VALVE CODE SUBCOOE COMPONENT CODE SUBCODE SUSCOOE lLJ@) 11LJ@ I BIL I ol wlEIR I@ LJ@.~@

11 12 13

. 18 19 20 SEQUENTIAL OCCURRENCE.

RE,ORT

~

LER/RO LVENTYEAR REPORTNO.

CODE TYPE

\\!.:I REPORT 18 I 01 I I 10 12 I 51 I 0 11 I L.!J I I NUMBER 21 22 23 2*

26 27 28 29 30 31 REV.ISi ON NO.

l£j 32 COMPONENT BO ACTION FUTURE EFFECT SHUTDOWN

~

ATTACHMENT.

NPR~

PRIME COMP.

TAKEN ACTION

. ON PLANT METHOD HOURS @

SUBMITTED*

FORM liUB,.

SUPPLIER MANUFACTURER lA.J@lQ.J@

l.1J@ W I o I o Io I o I l.XJ@)

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• 33 34*

35 36 37 40

• 1

• 2 Q

IX 19 I 919 I@

CAUSE DESCRIPTION ANO CORREC"rlVE ACTIONS @.

~7 OJ)) I Leakage determined to be from compressor head, caused either by dirt 1IDJ I trapped between head plate and* diaphragm or by nonuniform tightening of o:III 1compressor head bolts. Diaphragm has been replaced.

A maintenance pro-IJ))J I cedure for this activity will be developed and will address head bolt CTTIJ !torquing. dianhragm clea.plipess.

7 8

9 FACILITY l3i)\\

STATUS "POWER OTHER STATl./S l.::;J OE Lru lo I 2 lo l@)l,___..N.....

A_*-*----

8 9

10 12 13 ACTIVITY CONTENT

~

l.""T":"lRELEASE~F RELEASE AMOUNT OF ACTIVITY ~

L..!..C.J LlU ~ WJ@)l7.06 curies total I

7 8

9 10 11 PERSONNEL EXPOSURES Q

and wfil-majntenanc;:e -lt;e.k testing*.

METMOOOF*

~

DISCOVERY DISCOVERY DESCRIPTION ~.

W@I Annunciation

"'5 46 I Main stack LOCATION OF RELEASE @

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80

• so

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• NUMBER t::;,_ TY'E Q DESCRIPTION~

[ill] I c,. 01 0 l~Lzj~..__,..;NA~--------------------------'

7 s 9.

11 12 13 PERSONNEL INJURIES f.':'I.

• NUMBER DESCJU"ION~

EE I o I ol.o l@)...__ __ _..;l:!;NA~*-----------------------'

7 8

9 11 12 so LOSS 0" OR DAMAGE TO FACILITY l4j\\

TYl'E

• DESCRIPTION*

• • -** i.;;::J ITTIJ L2@**

NA.

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8 9

10 PUBLICITY C\\

ISSUED/.:;\\ DESCRIPTION~

NRC use ONLY [ill] W6~1 ______

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