Document V3513zJk22rOL0ZbgQmYBNnBZ

ABDOO184931 To: J. D. Olson Z..4* 3 & Interoffice Communication From: Date: W. D. McComb April 1, 1993 Subject: EMISSION RECOVERY SYSTEM LEVEL GAUGE ISOLATION CLASS "A" DESIGN VIS1A Attached is the Class "A" Design for the Emission Recovery System Level Gauge Isolation project. This design will provide a means of cleaning the level sightglasses for DM-701, DM-702, and DM-703 without taking the separators out of service. Please review the following design before April 9, 1993, and notify me at extension 3638 with any comments you may have. If any questions or concerns are expressed, we will schedule a review meeting at that time. C W. Dwight McComb Co-op Process Engineer CC: RWS, JEN, RHS, WSC, DFJ, DAM, MLC