ML17252A511: Difference between revisions

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| issue date = 07/29/1974
| issue date = 07/29/1974
| title = Letter Confirming a 07/29/1974 Conversation Concerning Failure of the Seat Material of Air Operated Isolation Valve AO-3-1601-21 - Dresden Unit 3
| title = Letter Confirming a 07/29/1974 Conversation Concerning Failure of the Seat Material of Air Operated Isolation Valve AO-3-1601-21 - Dresden Unit 3
| author name = Stephenson B B
| author name = Stephenson B
| author affiliation = Commonwealth Edison Co
| author affiliation = Commonwealth Edison Co
| addressee name = O'Leary J F
| addressee name = O'Leary J
| addressee affiliation = US Atomic Energy Commission (AEC)
| addressee affiliation = US Atomic Energy Commission (AEC)
| docket = 05000249
| docket = 05000249
Line 15: Line 15:


=Text=
=Text=
{{#Wiki_filter:. i ! -*--* ... -.....,_; __ * .. t . ' .-*. '-*1cw _: . . . . * --iuv11*w ** RECEIVED*. * .. 1 ,/ orJO 1974 JUL 29" PM .. 10, 15 .* .J:S. ATOMIC ENERGY .. b,,. -.*TWX UN1r . V'WN=cH7108280475 GTWN* 50*.-2' 4 9. SPL072 IC S IP. MV EI C MV N .. 03249 TOVE MORRIS IL 108 CDl __ o_F __ __________ '"""""' __ ==--..".....____* ]_ US ATOMIC ENERGY COMf!l.ISSION -.... _ WASHDC 20545 -*:.; SUBJECT DPR-25 DR.ESOEN NUC_LE:AR .. POWER STATI.ON UNIT 3 .... TH IS WI LL.CONFIRM A c*oNv*ER.SA TI ON WI TH-:F *. OF .YOUR OFFICE AT 1445 HOURS THIS. DA.TE CONSERNING *A FAILURE OF THE SEAT . --. . . ' .. MATERIAL OF AIR-OPPER.ATED <ISOLATION_ VALVE A0-3-1601*21. 1)HS ' VALVE. WHICH IS IN SERl&deg;ES WITH. THE PffEViOUSLY REPORTED. I. *-A0-3-160122 VA_LV-E WAS DISCOVERED SEAT BY. . -. LOCAL LEAK RATE -TESTING. AT 2300 Ji'buRS. JULY 26_, -1974. A _REACTOR . . SH UT DOWN .WAS COMMENCED AND .THE R FACTOR* :WAS. IN COLD SHUJDOWN AT 0900 JU!:.Y 27, ADDITIONAL DETAJLS_ THE FORM OF *A TEN.* DAY LETTER WILL BE FORTHCOMING B 8. ST.EPHENSON._SUPERIN1-:ENDENT DRESDEN NUCLEAR POWER STA TI ON COMMON WEA TH .EDIS ON. -COMPANY RR #!*MORRIS ILL 66450 2203.EDT USA EC-HQS-G TWN 7966}}
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US ATOMIC ENERGY COMf!l.ISSION WASHDC 20545 SUBJECT DPR-25 DR.ESOEN NUC_LE:AR.. POWER STATI.ON UNIT 3....
TH IS WI LL.CONFIRM A c*oNv*ER.SA TI ON WI TH-:F *. r~*AURA OF.YOUR OFFICE AT 1445 HOURS THIS. DA.TE CONSERNING *A FAILURE OF THE SEAT  
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MATERIAL OF AIR-OPPER.ATED <ISOLATION_ VALVE A0-3-1601*21. 1)HS VALVE. WHICH IS IN SERl&deg;ES WITH. THE PffEViOUSLY REPORTED.
I.
A0-3-160122 VA_LV-E WAS DISCOVERED TOHA~VE SEAT o'EGRED~JION BY.
LOCAL LEAK RATE -TESTING. AT 2300 Ji'buRS. JULY 26_, -1974. A _REACTOR SH UT DOWN.WAS COMMENCED AND.THE R FACTOR* :WAS. IN COLD SHUJDOWN AT 0900 JU!:.Y 27, 1974~ ADDITIONAL DETAJLS_ It~ THE FORM OF *A TEN.*
DAY LETTER WILL BE FORTHCOMING B 8. ST.EPHENSON._SUPERIN1-:ENDENT DRESDEN NUCLEAR POWER STA TI ON COMMON WEA TH.EDIS ON. -COMPANY RR #!*MORRIS ILL 66450 2203.EDT USA EC-HQS-G TWN 7966}}

Latest revision as of 11:32, 8 January 2025

Letter Confirming a 07/29/1974 Conversation Concerning Failure of the Seat Material of Air Operated Isolation Valve AO-3-1601-21 - Dresden Unit 3
ML17252A511
Person / Time
Site: Dresden 
Issue date: 07/29/1974
From: Stephenson B
Commonwealth Edison Co
To: O'Leary J
US Atomic Energy Commission (AEC)
References
Download: ML17252A511 (1)
v • d • e


Text

. i

-~~guiatocy**

... ~ -

.....,_; __ *.. t

..~ '

'Fi.I:~ *1cw _:.

  • --iuv11*w **

RECEIVED*.

1,/

orJO 1974 JUL 29" PM.. 10, 15

.J:S. ATOMIC ENERGY COH~i..

b,,. -

.*TWX UN1r

. ~i!"

11=~*

V'WN=cH7108280475 U~AEC::-HQS GTWN*

50*.- 2' 4 9.

SPL072

~AA352(1755)Cl-040702C210002)P0 Q7/29/7~*1753 IC S IP. MV EI C MV N 03249 TOVE MORRIS IL 108 07~29'307P CDl P~MS---;;".f~1R:::;:F:-;:--o~*~L~EA~R:Y:--::.D~I:R:E:C:T:OR:-:D~I~R-,8-C_T_o_R_A~TE __ o_F __

L_I_C_E_Ns--It-~G_'_v_,~_x __________ '"""""' __==--..".....____* ]_

US ATOMIC ENERGY COMf!l.ISSION WASHDC 20545 SUBJECT DPR-25 DR.ESOEN NUC_LE:AR.. POWER STATI.ON UNIT 3....

TH IS WI LL.CONFIRM A c*oNv*ER.SA TI ON WI TH-:F *. r~*AURA OF.YOUR OFFICE AT 1445 HOURS THIS. DA.TE CONSERNING *A FAILURE OF THE SEAT

. -~

~

MATERIAL OF AIR-OPPER.ATED <ISOLATION_ VALVE A0-3-1601*21. 1)HS VALVE. WHICH IS IN SERl°ES WITH. THE PffEViOUSLY REPORTED.

I.

A0-3-160122 VA_LV-E WAS DISCOVERED TOHA~VE SEAT o'EGRED~JION BY.

LOCAL LEAK RATE -TESTING. AT 2300 Ji'buRS. JULY 26_, -1974. A _REACTOR SH UT DOWN.WAS COMMENCED AND.THE R FACTOR* :WAS. IN COLD SHUJDOWN AT 0900 JU!:.Y 27, 1974~ ADDITIONAL DETAJLS_ It~ THE FORM OF *A TEN.*

DAY LETTER WILL BE FORTHCOMING B 8. ST.EPHENSON._SUPERIN1-:ENDENT DRESDEN NUCLEAR POWER STA TI ON COMMON WEA TH.EDIS ON. -COMPANY RR #!*MORRIS ILL 66450 2203.EDT USA EC-HQS-G TWN 7966

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