United States Nuclear Regulatory Commission - Protecting People and the Environment

95175 DRESSER-RAND                   29111 07-26-95 OTH
LICENSEE: NUMEROUS REACTORS
SITE: .DRESSER-RAND                  .        EN NUMBER:29111
DOCKET:                                  EVENT DATE: 07-26-95
RX TYPE:                                 EVENT TIME: 00:00
VENDORS:                                NOTIFY DATE: 07-26-95
EMERGENCY CLASS: N/A  REGION: 1 STATE: NY      TIME: 11:20
OPS OFFICER: RUDY KARSCH
10 CFR SECTION: CCCC  21.21               UNSPECIFIED PARAGRAPH

DRESSER-RAND STEAM TURBINE DIVISION, WELLSVILLE, N.Y.
                                                                 
TERRY TURBINES USED FOR AUX FEED AT NUMEROUS SITES COULD
EXPERIENCE A PROBLEM WITH THE GOVERNOR LINKAGE UNDER SEVERE
VIBRATION CONDITIONS OR A SEISMIC EVENT.  SPECIFICALLY, A LOCK
NUT WHICH SECURES THE GOVERNOR LINKAGE MAY NOT HAVE SUFFICIENT
THREAD ENGAGEMENT TO GUARANTEE ADEQUATE LOCKING. DRESSER-RAND IS
PREPARING A LIST OF AFFECTED PLANTS AND SPECIFIC RECOMMENDATIONS.
 A FINAL REPORT IS DUE NO LATER THAN 8/25/95.  REPORT FORWARDED
TO NRR (HODGE).

Page Last Reviewed/Updated Thursday, March 29, 2012