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{{#Wiki_filter:. ,/ .. r..;_,* . ......... e I" Commonwe. Edison Dresden Nuclear Power Station R.R. #1 Morris, Illinois 60450 Telephone 815/942-2920 -DsE April 29, 1980 ---------. ------*---------------------------------------BBS LTR #80-349 James G. Keppler, Regional Director Directorate of Regulatory -Region III U.S. Nuclear Regulatory Connnission 799 Roosevelt Road Glen Ellyn, IL 60137 Reportable Occurrence Report l/80-17/03L-0, Docket 1/050-249 is being submitted to your office in accordance with Dresden Nuclear Power Station Technical Specification 6.6.B.2. (b), .. :.: .::* ... ::' .. * ... ..; conditions leading to operation in a degraded mode permitted by a limiting condition for operation or plant shutdown required by a limiting condition for operation. BBS:lcg Enclosure 0 Superintendent Dresden Nuclear Power Station cc: Director .of Inspection &*Enforcement Director of Management Information & Program Control File/NRC --J.-----* -MAY s-1980 *   
{{#Wiki_filter:. ,/ .. r..;_,* . .........
. LICENSEE EVENT REPORT A-EQUIRED INFORMATION)* lo-lo*ro lo!"'" IC>'lol(Vl-411' r.l1l1181 I. t(D 8. 9. . . LICENSE!: CODE. . . 14-.15 . .
e I" Commonwe.
Edison Dresden Nuclear Power Station R.R. #1 Morris, Illinois 60450 Telephone 815/942-2920  
-DsE April 29, 1980 ---------. ------*------------------------
---------------BBS LTR #80-349 James G. Keppler, Regional Director Directorate of Regulatory  
-Region III U.S. Nuclear Regulatory Connnission 799 Roosevelt Road Glen Ellyn, IL 60137 Reportable Occurrence Report l/80-17/03L-0, Docket 1/050-249 is being submitted to your office in accordance with Dresden Nuclear Power Station Technical Specification 6.6.B.2.  
(b), .. :.: .::* ... ::' .. * ... ..; conditions leading to operation in a degraded mode permitted by a limiting condition for operation or plant shutdown required by a limiting condition for operation.
BBS:lcg Enclosure 0 Superintendent Dresden Nuclear Power Station cc: Director  
.of Inspection  
&*Enforcement Director of Management Information  
& Program Control File/NRC  
-
-J.-----* -MAY s-1980 *   
. LICENSEE EVENT REPORT A-EQUIRED INFORMATION)*
lo-lo*ro lo!"'" IC>'lol(Vl-411' r.l1l1181 I. t(D 8. 9. . . LICENSE!:
CODE. . . 14-.15 . .
* LIC!:NSE NUMBER . . 25 *. *26. LICENSE TYPE* JO* ... 57 CAT 58 .. t0ti1 WG)Jo IS Id 10 10.1214 L9 K2)fo"l4 lo 1418 lo l©I o*l 412181'8.j o I@ a**
* LIC!:NSE NUMBER . . 25 *. *26. LICENSE TYPE* JO* ... 57 CAT 58 .. t0ti1 WG)Jo IS Id 10 10.1214 L9 K2)fo"l4 lo 1418 lo l©I o*l 412181'8.j o I@ a**
* 60 61* . . DOCKET*NUMBER * . 68 .. 69 . .EVENT DATE
* 60 61* . . DOCKET*NUMBER  
* . 68 .. 69 . .EVENT DATE
* 74 75
* 74 75
* RE.PORT DATE 80 ______ :_ ____ ---------------------------------j-)-,-2-,-.. -r*Durfri.g:rerueling outage, .while conducting an operability surveillance test, the U'-3 gm I diesel generator* failed to start. The air start relay did not energize, preventing. I
* RE.PORT DATE 80 ______ :_ ____ ---------------------------------j-)-,-2-,-
.. -r*Durfri.g:rerueling outage, .while conducting an operability surveillance test, the U'-3 gm I diesel generator*
failed to start. The air start relay did not energize, preventing.
I
* I the pinion gears from-The-: U
* I the pinion gears from-The-: U
* 2/3. diesel generator was. operable* and capable lLill I of* performing* its. intend'ed
* 2/3. diesel generator was. operable*
* function* and, -was no. to. the health I . tifil I and safety o_f *the* public. Thi's ev:ent has occurred before.. (R.O 79-52/031-0, dock,et
and capable lLill I of* performing*
* tITJ. I 050-237 and* 75-47 /OlT-0 ;. docket *. I fIIIl L.___.;..; __ _;_, __________________ 8 *9. SYSTEM-*CAUSE CAUSE COMP;.
its. intend'ed
* CODE CODE.' .SUBCOOE . . COMPONENT G:OOE SUBCOOE-r E IEJ@* 1R1E1LIA1 Ytx1e 9. 10 . 11
* function*
and, -
was no.
to. the health I . tifil I and safety o_f *the* public. Thi's ev:ent has occurred before..  
(R.O 79-52/031-0, dock,et
* tITJ. I 050-237 and* 75-47 /OlT-0 ;. docket  
*. I fIIIl L.___.;..;
__ _;_, __________________
8 *9. SYSTEM-*CAUSE CAUSE COMP;.
* CODE CODE.' .SUBCOOE . . COMPONENT G:OOE SUBCOOE-r E IEJ@*
1R1E1LIA1 Ytx1e 9. 10 . 11
* 12
* 12
* 13 1B 19 . LE R/RO CEVENT YEAR . v REPORT I 8 I 0 I .. . NUM_BER
* 13 1B 19 . LE R/RO CEVENT YEAR . v REPORT I 8 I 0 I .. . NUM_BER
* _21 _ 22 .. _ SEQUENTIAL.'. REPORT NO.** *1 o I 1 I 1 I 1/1 OCCURRENCE REPORT COO.E. TYPE*. 10111 lEJ 23 24. . 26: 27 28* . 29 30 VALVE suscooE-: . lLl@) 20 REVISION** NO. l=J*. l__Q_J 31. -. 32 PRiME COMP;' COMPONENT ACTION,. FUTURE, .' EFFECT . SHUTDOWN .' . * ;..TTACHMENT NPR0-4 TAKEN ACTION ON PLANT METHQD ... * . . *HOURS- SUBMl.TTED F0RM ::iUB,* * . Al_U@ILJ@J. *. LJJ@. *. 1-*d@ . lo I-o I o I o F W@ *. W@ SUPPL! ER" MANUFACTU.RER* .... .. 33 -34 . .* 35-. .* 36. 37 . . . 40 41 . 42 . . l1J@*_. I: zt 91 *9 I 9:1@. * .. _cAuse:oESCRIPTION:ANOCORRECTIVE'ACTIONS:@':* :*'. 43 44. 47.-* z:m I TD4 (Multiple start relay) malfi.mcti*oned. The screw that holds. the coil to the body of I" mJ (the telay was loose,* preventing the relay contacts from. closing properly .. The* TD4 re..:. lJJJ .. 11ay was replac'ed, and the U-3 diesel generator was demonstrated .to-be operab1e. * .. No !:III I further action. deemed necessary ... !ELL-_ __..;_..;__..;__ _________ ..;__ _______ _;.... ___________ __... I . a. 9 00. Fi>.CILI TY l3Q\ METHOD OF . STATUS % POWER OTHER STATUS' \::::J DISC.OVERY DISCOVERY DESCRIPTlON* Dil l!J@* J *o I 0 I 0 l@L-1 _.__....:N:..:J/....::A.:-___ ___. . W@1...l ___ ______ ---' 8 9 I 0 12 1'.I 44 45 . 46 80 ACTIVITY CONTENT (.;"d\ RELEASED OF RELEASE . AMOUNT OF ACTIVITY LOCATION OF REL!:ASE DIL w @: LI.JG I-[ _. ______ __.I.', . 8 .9. 10.. 11 44* 45. . . PERSONNEL EXPOSURES . Cn\ . NUMBER A TYPE . DESCRIPTION  ... jo to 80 8 9 11 12 13 80 PERSONNEL INJURIES f,;"'.;\ . . . NUMBER
* _21 _ 22 .. _ SEQUENTIAL.'.
* DESCRIPT10N6 I 0 I 0 I 0 l@L __ OSS OF DR FACILITY i'4J' . SO TYPE DESCRIPTION . '.::::.; MAY * . N/A 5 ... IS!M 8. 9* 10 . ""' 80 PUBLICITY @. NRC USE ONLY 45 "' g 3 10 . 68 69 EO*; 0 0 "' Sam Bader OF PREP.A.REA-------------------.. ... ... PHONE}}
REPORT NO.** *1 o I 1 I 1 I 1/1 OCCURRENCE REPORT COO.E. TYPE*. 10111 lEJ 23 24. . 26: 27 28* . 29 30 VALVE suscooE-:  
. lLl@) 20 REVISION**
NO. l=J*. l__Q_J 31. -. 32 PRiME COMP;' COMPONENT ACTION,.
FUTURE, .' EFFECT . SHUTDOWN  
.' . * ;..TTACHMENT NPR0-4 TAKEN ACTION ON PLANT METHQD ... * . . *HOURS-SUBMl.TTED F0RM ::iUB,* * . Al_U@ILJ@J.  
*. LJJ@. *. 1-*d@ . lo I-o I o I o F W@ *. W@ SUPPL! ER" MANUFACTU.RER*  
.... .. 33 -34 . .* 35-. .* 36. 37 . . . 40 41 . 42 . . l1J@*_. I: zt 91 *9 I 9:1@. * .. _cAuse:oESCRIPTION:ANOCORRECTIVE'ACTIONS:@':*  
:*'. 43 44. 47.-* z:m I TD4 (Multiple start relay) malfi.mcti*oned.
The screw that holds. the coil to the body of I" mJ (the telay was loose,* preventing the relay contacts from. closing properly  
.. The* TD4 re..:. lJJJ .. 11ay was replac'ed, and the U-3 diesel generator was demonstrated  
.to-be operab1e.  
* .. No !:III I further action. deemed necessary  
... !ELL-_ __..;_..;__..;__
_________  
..;__ _______ _;.... ___________
__... I . a. 9 00. Fi>.CILI TY l3Q\ METHOD OF . STATUS % POWER OTHER STATUS' \::::J DISC.OVERY DISCOVERY DESCRIPTlON* Dil l!J@* J *o I 0 I 0 l@L-1 _.__....:N:..:J/....::A.:-
___ ___. . W@1...l ___
______ ---' 8 9 I 0 12 1'.I 44 45 . 46 80 ACTIVITY CONTENT (.;"d\ RELEASED OF RELEASE . AMOUNT OF ACTIVITY LOCATION OF REL!:ASE DIL w @: LI.JG I-[ _.
______ __.I.', . 8 .9. 10.. 11 44* 45. . . PERSONNEL EXPOSURES  
. Cn\ . NUMBER A TYPE . DESCRIPTION  
  ...
jo to 80 8 9 11 12 13 80 PERSONNEL INJURIES f,;"'.;\ . . . NUMBER
* DESCRIPT10N6 I 0 I 0 I 0 l@L __
OSS OF DR FACILITY i'4J' . SO TYPE DESCRIPTION  
. '.::::.;
MAY * . N/A 5 ... IS!M 8. 9* 10 . ""' 80 PUBLICITY  
@. NRC USE ONLY 45 "'
g 3 10 . 68 69 EO*; 0 0 "' Sam Bader OF PREP.A.REA------------------
-.. ... ... PHONE}}

Revision as of 14:14, 29 June 2018

LER 80-017/03L-0 for Dresden Unit 3 Regarding During Refueling Outage, While Conducting Operability Surveillance Test, U-3 Diesel Generator Failed to Start
ML17252B196
Person / Time
Site: Dresden Constellation icon.png
Issue date: 04/29/1980
From: Stephenson B B
Commonwealth Edison Co
To: Keppler J G
NRC/RGN-III
References
BBS LTR #80-349 LER 80-017/03L-0
Download: ML17252B196 (2)


Text

. ,/ .. r..;_,* . .........

e I" Commonwe.

Edison Dresden Nuclear Power Station R.R. #1 Morris, Illinois 60450 Telephone 815/942-2920

-DsE April 29, 1980 ---------. ------*------------------------


BBS LTR #80-349 James G. Keppler, Regional Director Directorate of Regulatory

-Region III U.S. Nuclear Regulatory Connnission 799 Roosevelt Road Glen Ellyn, IL 60137 Reportable Occurrence Report l/80-17/03L-0, Docket 1/050-249 is being submitted to your office in accordance with Dresden Nuclear Power Station Technical Specification 6.6.B.2.

(b), .. :.: .::* ... ::' .. * ... ..; conditions leading to operation in a degraded mode permitted by a limiting condition for operation or plant shutdown required by a limiting condition for operation.

BBS:lcg Enclosure 0 Superintendent Dresden Nuclear Power Station cc: Director

.of Inspection

&*Enforcement Director of Management Information

& Program Control File/NRC

-

-J.-----* -MAY s-1980 *

. LICENSEE EVENT REPORT A-EQUIRED INFORMATION)*

lo-lo*ro lo!"'" IC>'lol(Vl-411' r.l1l1181 I. t(D 8. 9. . . LICENSE!:

CODE. . . 14-.15 . .

  • LIC!:NSE NUMBER . . 25 *. *26. LICENSE TYPE* JO* ... 57 CAT 58 .. t0ti1 WG)Jo IS Id 10 10.1214 L9 K2)fo"l4 lo 1418 lo l©I o*l 412181'8.j o I@ a**
  • 60 61* . . DOCKET*NUMBER
  • . 68 .. 69 . .EVENT DATE
  • 74 75
  • RE.PORT DATE 80 ______ :_ ____ ---------------------------------j-)-,-2-,-

.. -r*Durfri.g:rerueling outage, .while conducting an operability surveillance test, the U'-3 gm I diesel generator*

failed to start. The air start relay did not energize, preventing.

I

  • I the pinion gears from-The-: U
  • 2/3. diesel generator was. operable*

and capable lLill I of* performing*

its. intend'ed

  • function*

and, -

was no.

to. the health I . tifil I and safety o_f *the* public. Thi's ev:ent has occurred before..

(R.O 79-52/031-0, dock,et

  • tITJ. I 050-237 and* 75-47 /OlT-0 ;. docket
  • . I fIIIl L.___.;..;

__ _;_, __________________

8 *9. SYSTEM-*CAUSE CAUSE COMP;.

  • CODE CODE.' .SUBCOOE . . COMPONENT G:OOE SUBCOOE-r E IEJ@*

1R1E1LIA1 Ytx1e 9. 10 . 11

  • 12
  • 13 1B 19 . LE R/RO CEVENT YEAR . v REPORT I 8 I 0 I .. . NUM_BER
  • _21 _ 22 .. _ SEQUENTIAL.'.

REPORT NO.** *1 o I 1 I 1 I 1/1 OCCURRENCE REPORT COO.E. TYPE*. 10111 lEJ 23 24. . 26: 27 28* . 29 30 VALVE suscooE-:

. lLl@) 20 REVISION**

NO. l=J*. l__Q_J 31. -. 32 PRiME COMP;' COMPONENT ACTION,.

FUTURE, .' EFFECT . SHUTDOWN

.' . * ;..TTACHMENT NPR0-4 TAKEN ACTION ON PLANT METHQD ... * . . *HOURS-SUBMl.TTED F0RM ::iUB,* * . Al_U@ILJ@J.

  • . LJJ@. *. 1-*d@ . lo I-o I o I o F W@ *. W@ SUPPL! ER" MANUFACTU.RER*

.... .. 33 -34 . .* 35-. .* 36. 37 . . . 40 41 . 42 . . l1J@*_. I: zt 91 *9 I 9:1@. * .. _cAuse:oESCRIPTION:ANOCORRECTIVE'ACTIONS:@':*

  • '. 43 44. 47.-* z:m I TD4 (Multiple start relay) malfi.mcti*oned.

The screw that holds. the coil to the body of I" mJ (the telay was loose,* preventing the relay contacts from. closing properly

.. The* TD4 re..:. lJJJ .. 11ay was replac'ed, and the U-3 diesel generator was demonstrated

.to-be operab1e.

  • .. No !:III I further action. deemed necessary

... !ELL-_ __..;_..;__..;__

_________

..;__ _______ _;.... ___________

__... I . a. 9 00. Fi>.CILI TY l3Q\ METHOD OF . STATUS % POWER OTHER STATUS' \::::J DISC.OVERY DISCOVERY DESCRIPTlON* Dil l!J@* J *o I 0 I 0 l@L-1 _.__....:N:..:J/....::A.:-

___ ___. . W@1...l ___

______ ---' 8 9 I 0 12 1'.I 44 45 . 46 80 ACTIVITY CONTENT (.;"d\ RELEASED OF RELEASE . AMOUNT OF ACTIVITY LOCATION OF REL!:ASE DIL w @: LI.JG I-[ _.

______ __.I.', . 8 .9. 10.. 11 44* 45. . . PERSONNEL EXPOSURES

. Cn\ . NUMBER A TYPE . DESCRIPTION

...

jo to 80 8 9 11 12 13 80 PERSONNEL INJURIES f,;"'.;\ . . . NUMBER

  • DESCRIPT10N6 I 0 I 0 I 0 l@L __

OSS OF DR FACILITY i'4J' . SO TYPE DESCRIPTION

. '.::::.;

MAY * . N/A 5 ... IS!M 8. 9* 10 . ""' 80 PUBLICITY

@. NRC USE ONLY 45 "'

g 3 10 . 68 69 EO*; 0 0 "' Sam Bader OF PREP.A.REA------------------

-.. ... ... PHONE