View source for 05000285/LER-1992-031, Updates Status of Corrective Action in LER 92-031,Rev 1,dtd 930226 Re Installation of Fire Pump Backpressure Control Valve.Schedule for Resolution of Item Revised from 930901 to 940131

{{Adams
| number = ML20056H163
| issue date = 09/01/1993
| title = Updates Status of Corrective Action in LER 92-031,Rev 1,dtd 930226 Re Installation of Fire Pump Backpressure Control Valve.Schedule for Resolution of Item Revised from 930901 to 940131
| author name = Gates W
| author affiliation = OMAHA PUBLIC POWER DISTRICT
| addressee name = 
| addressee affiliation = NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
| docket = 05000285
| license number = 
| contact person = 
| document report number = LIC-93-0235, LIC-93-235, NUDOCS 9309080318
| document type = CORRESPONDENCE-LETTERS, INCOMING CORRESPONDENCE
| page count = 2
}}
{{LER
| Title = Updates Status of Corrective Action in LER 92-031,Rev 1,dtd 930226 Re Installation of Fire Pump Backpressure Control Valve.Schedule for Resolution of Item Revised from 930901 to 940131
| Plant = 
| Reporting criterion = 
| Power level = 
| Mode = 
| Docket = 05000285
| LER year = 2092
| LER number = 31
| LER revision = 
| Event date = 
| Report date = 
| ENS = 
| abstract = 
}}

=text=
{{#Wiki_filter:-                         --
y' e' s        -   -
Omaha Public Power District 444 South 16th Street Mall Omaha, Nebraska 68102-2247 402/636-2000 September 1, 1993 LIC-93-0235 U. S. Nuclear Regulatory Commission Attn: Document Control Desk Mail Station PI-137 Washington, DC 20555

==References:==
: 1.           Docket No. 50-285 2.
LER 92-031, Revision 00, from OPPD (W. G. Gates) to NRC
: 3.       (Document Control Desk) dated Januar LER 92-031, Revision 01, from OPPD W.       (y 4,G.1993 Gates    (LIC-92-0270) to NRC (Document Control Desk) dated Fabruary 26,1993)(LIC-93-0053)
Gentlemen:

==Subject:==

Pump Backpressure Control ValveUpdated Status of Corrective Action I The purpose Reference    3. of this letter is to update the status of a corrective action in in response to the event reported in Reference 2.The subject corrective action w electric motor driven fire pump (FP-1A .need for the pump recirculation valve corrective action was included in Refer)ence 3:Following the review, the following that a backpressure control valve be installed in addition to eliminate the dead heading of the FP-FP-1A flow for suppression purposes.1A pump. This valve would provide the to availability of materials. facility change is scheduled for completion b Action was initiated to implement this item, however, following installation of the backpressure performance                  control valve, it was determined that sand impaired the of the valve.
As a result, the original configuration was restored.
A different type of control valve was then procered and installed, but a problem was identified during post-installation testing performed on August                          31, 1993 .
resolution January   31, 1994.of this item has been revised from September 1, 1993 l
07.I f r                     ,
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l U. S. Suclear Regulatory Commission                          l LIC-93-0235
                                                                      ~
P' age Two If you should have any questions, please contact me.
l        Sincerely, l
W. 5.                                                        !
W. G. Gates                                                  ,
Vice President l        WGG/jrg                                                       ,
i l        c:      LeBoeuf, Lamb, Leiby & MacRae                        !
l                J. L. Milhoan, NRC Regional Administrator, Region IV '
l                S. D. Bloom, NRC Project Manager R. P. Mullikin, NRC Senior Resident Inspector INP0 Records Center l
l I
i l                                                                     0 I
I L
I                                                                      ,
}}

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