ML19247B003

Submits Deficiency Rept Re Grounding of Components in Westinghouse 7300 Series Process Control Sys.When Process Cards Are Inserted Into Card Slots,Heat Sinks on Transistors Could Become Grounded from Contact W/Frame Guide Slot

Date released: 09/18/2019	Download: ML19247B003

Deficiency Rept Re Component Failures in 7300 Series Westinghouse Process Control Sys.Site Personnel Believe Failures in Chip That Controls Output of Bistables Causes Bistables to Be Inoperative in non-trip Condition

ML19247B006
Person / Time
Site:	North Anna
Issue date:	08/03/1979
From:	Brown S VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	OREILLY J P NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
Download: ML19247B006 (3)

Submits Deficiency Rept Re Grounding of Components in Westinghouse 7300 Series Process Control Sys.When Process Cards Are Inserted Into Card Slots,Heat Sinks on Transistors Could Become Grounded from Contact W/Frame Guide Slot

ML19247B002
Person / Time
Site:	North Anna
Issue date:	08/03/1979
From:	Brown S VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	OREILLY J P NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
Download: ML19247B002 (3)