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Forwards LER 98-002-00 re inadequate surveillance instruction for calibr of standby gas treatment sys relative humidity control heater flow switches.Calibr performed to determine operability of flow switches.

Accession Number: ML20249C320

Date Released: Saturday, September 19, 2020

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• ML20249C319 - Forwards LER 98-002-00 re inadequate surveillance instruction for calibr of standby gas treatment sys relative humidity control heater flow switches.Calibr performed to determine operability of flow switches. (2 page(s), 6/19/1998)
• ML20249C324 - LER 98-002-00:on 980521,determined that flow switch calibr test did not ensure calibr of both instrument channels as required by TSs.Caused by technical inaccuracies in surveillance instruction.Surveillance instructions revised. (5 page(s), 6/19/1998)