The inspectors identified an unresolved item regarding manual override of the auto-closure function of component cooling water system valves. Specifically, the inspectors noted that the system was not protected from
tornado generated missiles when valves CV39153 & CV39154 are opened per procedure to support system alignments. The inspectors initially determined that further review was needed to determine if Technical Specifications are met if/when CV39153 & CV39154 are maintained open.Corrective Action Reference:
AR 501000001642; 2017 50.59 Potential
PD Evaluation 1133; 08/15/2017 Closure Basis: The inspectors reviewed the license basis documentation, procedures, and interviewed licensee personnel, and did not identify any licensee failure to meet a requirement or standard.
