ML14113A398
| ML14113A398 | |
| Person / Time | |
|---|---|
| Site: | Millstone, Calvert Cliffs, Davis Besse, Salem, Summer, Crystal River, Cook  |
| Issue date: | 04/17/2014 |
| From: | Grandusky E Dresser-Rand Co |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| 49923 | |
| Download: ML14113A398 (6) | |
Text
0411712014 U.S. Nuclear Regulatorv Co ission Onerations Center Event Renort Poop I Part 21 (PAR)
Event#
49923 Rep Org: DRESSER-RAND COMPANY Notification Date I Time: 03/17/2014 13:53 (EDT)
Supplier: DRESSER-RAND COMPANY Event Date I Time: 02/17/2014 (EDT)
Last Modification: 04/17/2014 Region:
1 Docket #:
City: WELLSVILLE Agreement State:
Yes County:
License #:
State:
NY NRC Notified by: ED GRANDUSKY Notifications:
BLAKE WELLING R1DO HQ Ops Officer: DANIEL MILLS KATHLEEN O'DONOHUE R2DO Emergency Class: NON EMERGENCY JULIO LARA R3DO 10 CFR Section:
PART 21 GROUP EMAIL 21.21(d)(3)(i)
DEFECTS AND NONCOMPLIANCE PART 21 - BEARING DEFECT The following was received via email:
"On Dresser-Rand Drawing 75439A part number 07 is identified as a Heim LSS-8 bearing that has an Aluminum Bronze insert to accommodate a non-lubricated application. Dresser-Rand shipped 10 bearings part number 75439A07 to Dominion Nuclear in 2006 that were Seal Master Com 8 bearings that do not have an Aluminum Bronze insert.
"This bearing is used on turbines that have a PG type mechanical governor with the cam plate linkage. Extended operation without lubrication will result in the Seal Master Coin 8 bearing seizing. The customer should visually inspect this bearing for the bronze insert. If no insert is visible then the bearing should be replaced at the first opportunity."
Licensees potentially affected (turbine serial numbers): Calvert Cliffs (T36674A, T36674B, T36674C, T36674D),
DC Cook (T36700A, T36700B), Salem (T36988A, T36988B), Crystal River (T37009A), Davis Besse (T37686A, T37686B), Millstone (F37273A, T38587A), Summer (T38765A).
International sites potentially affected: Bugey (T38498A, T38498B, T38880A, T38880B).
- *
- UPDATE AT 1102 EDT ON 04/17/14 FROM ED GRANDUSKY TO S. SANDIN VIA FAX ***
Dresser-Rand submitted their final report of the defect. This report is Dresser-Rand number 47.
Notified R1 DO (Burritt), R2DO (Blamey), R3DO (Hills) and NRR Part 21 Group via email.
04/17/2014 U.S. Nuclear Regulatory Commission Operations Center Event Report Page I
Apr, 17. 2014 10:54AM DRESSER RAND No. 1228 P. 1 DRESSER-RAND COMPANY 37 Coats Street Wellsville, NY 14895-0592 Phone (716) 596-3631
- Fax (716) 593-3369 April 17, 2014 Fax#: 301-816-5151 Nuclear Regulatory Commission
Subject:
I0CFR5Oart 21 Reporting of defects Find attached our final report of defect. This report is Dresser -Rand number 47.
Please call if additional information is required Ed Grandusky Manager Gov't Aftermarket Engineering (716) 498-7522 Cell
Apr. 17, 2014 10:54AM No, 1228 P.. 2 FINAL REPORT 10CFR PART 21 REPORT OF A POTENTIAL SAFETY HAZARD Report No.
47 Page 1 of 3 PREPARED BY:
Ed Grandusky File No:
Various Serial No:
See page 2 Manager Gov't Aftermarket TITLE:
Engineering Type:
GS-2 Ref:
NA PART NAME:
Heim LSS-8 bearing DR Part No:
75439A07 DR Dwg No:
75439A Rev. Level:
B
- 1. DESCRIPTION OF DEFECT OR NON-COMPLIANCE On Dresser-Rand Drawing 75439A part number 07 is identified as a Heim LSS-8 bearing that has an Aluminum Bronze insert to accommodate a non-lubricated application. Dresser-Rand shipped 10 bearings part number 75439A07 to Dominion Nuclear in 2006 that were Seal Master Coin 8 bearings that do not have an Aluminum Bronze insert.
- 2. POTENTIAL SAFETY HAZARD OR NON-COMPLIANCE Extended operation without lubrication will result in the Seal Master Corn 8 bearing dragging or seizing resulting in poor turbine control and turbine overspeed.
- 3. NUMBER AND LOCATION OF ALL COMPONENTS There are 18 turbines tabulated on page 2 that use this bearing, all have PG type mechanical governors.
- 4. CORRECTIVE ACTION BY: I Staff I COMPLETED BY 14/16/14 The Part Design record was updated to emphasize copper alloy insert and the Inspection record was changed to require the vendor part number be recorded on the inspection form.
- 5. ADVICE TO AFFECTED CLIENT RELATED TO THIS REPORT The customer should visually inspect this bearing for the bronze insert. See picture on page 3.
If no insert is visible then the bearing should be replaced at the first opportunity.
NNSOP12001Fl (Final Report 10 CFR Part 21 Report of a Potential Safety Hazard), REV. 00, 25JUN08 Reference NNSOP-1-2-001
Apr, 17. 2014 10:54AM No. 1228 P. 3 FINAL REPORT 10CFR PART 21 REPORT OF A POTENTIAL SAFETY HAZARD Report No.
47 Page 2 of 3 Turbine S/N Site T36674A CALVERT CLIFFS T36674B CALVERT CLIFFS T36674C CALVERT CLIFFS T36674D CALVERT CLIFFS T36700A D.C.COOK I T36700B D.C.COOK 2 T36988A SALEM 1 T36988B SALEM 2 T37009A CRYSTAL RIVER T37686A DAVIS BESSE F37273A MILLSTONE 2 T37686B DAVIS BESSE T38498A BUGEY T38498B BUGEY T38587A MILLSTONE 3 T38765A SUMMER 1 T38880A BUGEY T38880B BUGEY NNSOP1200IF1 (Final Report 10 CFR Part 21 Report of a Potential Safety Hazard), REV. 00, 25JUN08 Reference NNSOP-1-2-001
Apr, 17.
2014 10:54AM No, 1228 P. 4 FINAL REPORT IOCFR PART 21 REPORT OF A POTENTIAL SAFETY HAZARD Report No.
47 Page 3 of 3 NNSOP12001Fl (Final Report 10 CFR Part 21 Report of a Potential Safety Hazard), REV. 00, 25JUN08 Reference NNSOP-1-2-001