05000254/LER-1998-020, Forwards LER 98-020-00,IAW 10CFR50.73(a)(2)(v)(B). Commitments Made by Util Listed

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Forwards LER 98-020-00,IAW 10CFR50.73(a)(2)(v)(B). Commitments Made by Util Listed
ML20151X210
Person / Time
Site: Quad Cities Constellation icon.png
Issue date: 09/11/1998
From: Dimmette J
COMMONWEALTH EDISON CO.
To:
NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
Shared Package
ML20151X214 List:
References
SVP-98-297, NUDOCS 9809160314
Download: ML20151X210 (2)


LER-2098-020, Forwards LER 98-020-00,IAW 10CFR50.73(a)(2)(v)(B). Commitments Made by Util Listed
Event date:
Report date:
2542098020R00 - NRC Website

text

  • Canunonwcahh blison (ompany Quati aues (;encunng suuon 22710 2(Keh Wnur North Cord,wa. II. 612 i2 Oso Tel MN M i 22 f l SVP-98-297 September 11,1998 United States Nuclear Regulatory Commission Washington, DC 20555 Attention: Document Control Desk l

Reference:

Quad Cities Nuclear Power Station Docket Number 50-254, DPR-29, Unit One Enclosed is Licensee Event Report (LER)98-020, Revision 00, for Quad Cities Nuclear Power Station.

This report is submitted in accordance with the requirements of the Code of Federal Regulations, Title 10, Part 50.73(a)(2)(v)(B). The licensee shall report any event or condition that could have prevented the removal of residual heat.

Comed is committing to the following actions:

1. Routine preventive maintenance inspections of the High Pressure Coolant Injection (HPCI) pumps will be initiated. This inspection will include a check of the pump thrust bearing to verify the oil deflectors are properly attached to the pump shafts. The thrust bearings will be examined in accordance with the Manufacturer's recommendations, i.e. once a year initially and then the frequency could be reduced, based on the results of the initial inspections. This preventive maintenance predefine will be initiated by December 31, 1998.
2. A routine preventive maintenance inspection of the IIPCI pump and turbine couplings will be initiated by December 31,1998.
3. A review of the effectiveness of maintenance training, in the area of ,

properly setting the thrust on a pump, will be completed by October 30, l/

1998. A determination will be made if additional training is necessary and whether a pump / bearing manufacturer should be brought on-site to properly train the Station's instructors.

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A Unicom Company

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USNRC SVP-98-297 2 September 11,1998

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4. A review of the effectiveness of maintenance procedures in the area of l properly setting the thrust on a pump, will be completed by March 1,1999. A determination will be made if procedure changes are needed.
5. Following the effectiveness reviews of maintenance procedures and 1 training, review other equipment that might have had the thrust improperly set. Ifit is determined that other equipment is affected, preventive maintenance activities will be scheduled on that equipment.

This review and any necessary scheduling will be completed by January 19,1999.

Any other actions described in the submittal represent intended or planned actions by Comed. They are described for the NRC's information and are not regulatory commitments.

If there are any questions or comments concerning this letter, please refer them to Charles Peterson, Regulatory Assurance Manager at 309-654-2241, ext. 3609.

S' cerely,

. A s

d oel P. Dimmette, Jr.

Site Vice President Quad Cities Station JPD/CP/siv Enclosure cc: J. L. Caldwell, Acting Regional Administrator, Region 111 R. M. Pulsifer, Project Manager, NRR C. G. Miller, Senior Resident Inspector, Quad Cities W. D. Leech, MidAmerican Energy Company D. C. Tubbs, MidAmerican Energy Company INPO Records Center Office of Nuclear Facility Safety,IDNS Bob Ganser, IDNS, Quad Cities Stanley P. Focht, American Nuclear Insurers