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Forwards RO-76-3-17(B),RO-76-18(B) & RO-76-3-19(B).

Accession Number: ML100251142

Date Released: Tuesday, June 1, 2010

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• ML100251141 - Forwards RO-76-3-17(B),RO-76-18(B) & RO-76-3-19(B). (1 page(s), 7/8/1976)
• ML100251143 - RO 76-3-17(B):on 760608,while at steady load,control rod B-6 dropped,actuating dropped rod stop on power range channel 42 & initiating turbine runback to 540 MW.Caused by fuse blowout of rod B-6 after stationary coil release. (2 page(s), 7/8/1976)
• ML100251145 - RO 76-3-18(B):on 760608,during startup testing 31 battery charger ac tripped.Caused by Fairchild,model PSF-100A, pressure sensor failure.Sensor jumpered out. (1 page(s), 7/8/1976)
• ML100251146 - RO 76-3-19(B):on 760608,during dropped rod test,control N-7 dropped as required.Approx 15-s later,control rod P-6 dropped.Caused by pulled fuse which shared negative lead to movable gripper of both rods. (2 page(s), 7/8/1976)