ML17252A519
| ML17252A519 | |
| Person / Time | |
|---|---|
| Site: | Dresden  |
| Issue date: | 06/04/1974 |
| From: | Stephenson B Commonwealth Edison Co |
| To: | James Keppler US Atomic Energy Commission (AEC) |
| References | |
| Download: ML17252A519 (1) | |
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ICS IPMVEIC MVN 03232 TDVE MORRIS IL 121 06-04 250P CDT PMS JAMES G KEPPLER 3-~ J._53 DIRECTORIATE OF REG.ULATORY OPERATIONS REGIONAL DIRECTOR TELEGRAMS (OTHER THAN MONEY ORDERS)
REG ION 3 Is PHYSICAL DELIVERY requested? ___ (YES-AGENT, NO-ADDRESSEE}
US ATOMIC ENERGY COMM IS S IOtN -* * ~ECTION ADDRESS~E SS§T/I-Oll _,Y.-? ~J. u;(,
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. I SUBJECT DPR-25 9 DRES9EN NUCLEAR POWER STATION UNITE 3.
THIS WILL CONFIRM A.CONVE~SATION WITH F. MAURA OF YOUR OFFICE AT 1330 HOURS THIS BATE CONCERNING THE DISCOVERY-DURING
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1971i JUN -4 PH S: OS ROUTINE CALIBRATION THAT THE SET POINTS OF THE SWITCHES WHICH ISOLATE TH& HIGH PRESSURE COOLANT-INJECTION CHPCI> SYSTEM WERE SUCH THAT THE (HPCI> *SYSTEM WOULD NOT HAVE BEEN' AVAILABLE AT A REACTOR PRESSURE OF LESS THAN 90 PSIG AS REQUIRE~ BY SECTION 3.5.C.l OF THE TECHNICAL SPECIFICATION.
THE SWITCHES WERE IMMEDIATELY RESET TO OPERATE AT THE PROPER VALUES.
ADDITIONAL DETAILS ARE FORTHCOMING IN THE FORM OF A 10 DAY LETTER IN ACCORDANCE WITH SECTION 6.6.B.1.A Or THE TECHNICAL SPECIFICATIONS B.8 STEPHESNON, SUPERINTENDANT D.RESDEN NUCLEAR POWER STATION CO Mf110 NWEAL TH ED I SON CO MP ANY
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