05000272/LER-1976-002, Supplemental LER 76-002/01T:on 760822,Conde Milking Machine Co Model MX-16A (Containment Air Sample Pump for Air Particulate & Gaseous Radiation Monitors R11A,R12A & R12B) Failed.Caused by Bearing or Shaft Seal Seizure

Supplemental LER 76-002/01T:on 760822,Conde Milking Machine Co Model MX-16A (Containment Air Sample Pump for Air Particulate & Gaseous Radiation Monitors R11A,R12A & R12B) Failed.Caused by Bearing or Shaft Seal Seizure

ML20086B843
Person / Time
Site:	Salem
Issue date:	10/07/1976
From:	Schneider F, Zupko J Public Service Enterprise Group
To:	James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20086B844	List: 05000272/LER-1976-002, Supplemental LER 76-002/01T:on 760822,Conde Milking Machine Co Model MX-16A (Containment Air Sample Pump for Air Particulate & Gaseous Radiation Monitors R11A,R12A & R12B) Failed.Caused by Bearing or Shaft Seal Seizure
References
LER-76-002-01T, LER-76-2-1T, NUDOCS 8311210451
Download: ML20086B843 (3)

LER-2076-002, Supplemental LER 76-002/01T:on 760822,Conde Milking Machine Co Model MX-16A (Containment Air Sample Pump for Air Particulate & Gaseous Radiation Monitors R11A,R12A & R12B) Failed.Caused by Bearing or Shaft Seal Seizure

Event date:
Report date:
2722076002R00 - NRC Website

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{ CON'T I 015101 -l 0121712] {01812121716J l} 1010171716J EVENT DESCHIPTION (og]l During initial fuel loading, conte.4.nment air sample pump for air particu-l so r ae o l late and gaseous radiation monitors RllA R12A & R12B failed. No redundang ao i as o4 I system available. This_is an initial failure. The pump was replaced withggl 7 s9 o I a spare which also failed. The_ pumps failed due to seized bearings and/orl a 7 as .

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n i2 ir 43 44 47 7 s s io CAUSE DESCNIPTION I Conde Milking Machine Co. pump Model MX-16A failed due to seizure cf bearf 60 l9 l ines and/or shaft seals.

Investination of the oumo failure and discussions so 1 as

@ l with the pump manufacturer indicated the failures (Con'd on Page 2) so 1

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Supplementalgport 76-02/1-0 Liccn500 EvdlFRepo,rt Page (2) '

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l CAUSE DESCRIPTION (Continued) l were due to improper storage during construction and insufficient air flow l

following installaeion.

l CORRECTIVE ACTION:

Sample valves replaced with larger valves and sample line restrictions due to bands reduced. Storage of spare pump to be improved utilizing manufacturer's recommendations as applicable.

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a .:a o O. O IE FILE COPY Frederick W. Schneider Public Senace Sectric and Gas Company 80 Park Place Newark, N J. 07101 201/622 7000 Vice President Production October 21, 1976 Mr. James P. O'Reilly co LO Director of USNRC k[qfygg tD office of Inspections and Enforcements  %

Region 1 -

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631 Park Avenue Q-King of Prussia, Pennsylvania 19406 %eopeng

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Dear Mr. O'Reilly:

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LICENSE NO. DPR-70 DOCKET NO. 50-272 REPORTABLE OCCURRENCE 76-02/1-0 SUPPLEMENTAL REPORT Pursuant to the requirements of Salem Generating Station Unit No. 1 Technical Specifications, Section 6.9.1, we are submitting a Supplemental Report of Licensee Event Report for Reportable Occurrence 76-02/1-0.

l Sincerely yours, y (, , j.f. ,aub-;,fl J

J CC: Director, Office of Inspection and Enforcement (30 copies)

Director, Office of Management Information and Program Control (3 copies) 10879 i'

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