Inoperable HTS Pressure Sensor Due to NaK Leak. Final Unusual Occurrence Report

摘要

The report describes an inoperable pressure sensor in the primary heat transport system, due to a NaK leak between the transducer and bellows seal assembly. The pressure transducer capillary tube and seal assembly was replaced during a planned Heat Transport System test that required reduced sodium level, resulting in no schedule impact. (ERA citation 06:030606)