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AO 75-24:on 750829,electromatic relief valve pressure switches 1A83C & 1A83D tripped at pressures in excess of max allowable value.Caused by instrument setpoint repeatability. Switches reset.W/750908 ltr.

Accession Number: ML20090D214

Date Released: Monday, April 13, 2020

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• ML20090D207 - AO 75-24:on 750829,electromatic relief valve pressure switches 1A83C & 1A83D tripped at pressures in excess of max allowable value.Caused by instrument setpoint repeatability. Switches reset.W/750908 ltr. (4 page(s), 9/8/1975)
• ML20090D215 - AO 75-24:on 750829,electromatic relief valve pressure switches 1A83C & 1A83D tripped at pressures in excess of max allowable value.Caused by instrument setpoint repeatability. Switches reset.W/750902 ltr. (5 page(s), 9/2/1975)