ML20133F555

Forwards Revised LERs 84-001-01,84-002-01,84-007-01 & 84-015-01.Repts Issued to Designate Cause Code Assigned to Event,Per Request of Station Senior Resident Inspector.Rept Contents Not Substantially Changed

ML20133F555
Person / Time
Site:	Byron
Issue date:	07/31/1985
From:	Querio R COMMONWEALTH EDISON CO.
To:	NRC OFFICE OF ADMINISTRATION (ADM)
Shared Package
ML20133F558	List: 05000454/LER-1984-001-01, :on 841104,hourly Fire Watch for Penetration Seals Not Performed.Caused by Insufficient Manpower to Adequately Perform Fire Patrols & Supervisor Decision to Leave Patrols Understaffed.Supervisors Counseled 05000454/LER-1984-002-01, :on 841105,surveillance Requirements Not Performed Re Recording of RHR Train Flow & Operability. Caused by Operator Oversight of Surveillance Requirements & Improper Supervisory Review.Personnel Counseled 05000454/LER-1984-007-03, :on 841110,grab Samples Not Obtained Every 12 H While Vent Stack Radiation Monitors Inoperable,Per Tech Spec Limiting Condition for Operation.Cause Not Stated.Personnel Counseled on Importance of Taking Required Samples 05000454/LER-1984-015, :on 841125,gas Grab Sample Not Obtained While Vent Stack Monitor 1RE-PR028 Inoperable,Per Tech Spec Action Statement.Caused by Personnel Error.Control Room Personnel Counseled on Proper Action Statement Requirements ML20133F555
References
BYRON-85-1079, NUDOCS 8508080337
Download: ML20133F555 (1)

Text

m Commonwealth Edison

\\ Byron NuclearSttion

_/ 4450 North G:rmin Church R:ad Byron, Illinois 61010 July 31,1985 LTR:

BYRON 85-1079 U.S. Nuclear Regulatory Commission Document Control Desk Washington, D.C.10555

Dear Sir:

The enclosed Licensee Event Reports from Byron Generating Station, Docket No.

50-454, are being transmitted to you as Supplemental Reports. The reports are being issued to designate the cause code assigned to the event described within the report. These revisions are at the request of the Station's Senior Resident Inspector.

No substantial information that would significantly change a reader's perception of the course or consequences of these events, nor substantial changes in the corrective actions planned by the Station is being revised.

Very truly yours,

/'

44tV N' R.E. Querlo

- Station Superintendent Byron Nuclear Power Station REQ /CB.gt

Enclosures:

Licensee Event Report No. 84-001-01, 84-002-01, 84-007-01, 84-015-01 cc:

J.G. Keppler, NRC Region III Administrator J. Ilinds, NRC Resident Inspector INPO Record Center CECO Distribution List 8508080337 050731 PDR ADOCK 05000454 S

PDR

1. 21/035 h'u

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