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{{#Wiki_filter:* * * *consumers Power company 'RegulatqrL
{{#Wiki_filter:'RegulatqrL
_,.., A*\ail SecHan General Offices: 212 West Michigan Avenue, .Jackson, Michigan 49201
                    *consumers
* Area  
* Power company
\ / January 17, 1977 Mr James G Keppler Office of Inspection  
                                                                              \
& Enforcement Region III US Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60137 DOCKET 50-255 -LICENSE DPR-20 -PALISADES PLANT -CONTROL ROD DRIVES -ER-77-01 10, Attached is a Licensee Event Report which relates to our Palisades Plant. David A Bixel Assistant Nuclear Licensing Administrator JAN 2 0 1977
                                                                                    /
--------*
A*\ail SecHan General Offices: 212 West Michigan Avenue, .Jackson, Michigan 49201
* LICENSEE EVENT REPORT* CONTROL BLOCK :I.._ __.___,_I
* Area Co.d~17 789!S:&hr~
__,_I ___..l___.l____.I . Palisades . [PLEASE PRINT ALL REQUIRED INFORMATION]
10, January 17, 1977 Mr James G Keppler Office of Inspection & Enforcement Region III US Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60137 DOCKET 50-255 - LICENSE DPR
* 1 . 6 LICENSEE NAME LICENSE NUMBER lolol-lololololol-lolol 7 8 9 14 15 25 LICENSE TYPE I 4 11 11111 26 I 30 EVENT TYPE Io I 3 I 31 32 REPORT CATE @ElcoN1 l .. T *1 7 8 57 58 REPORT TYPE. L!J REPORT* SOURCE w OOCKl;T NUMBER . EVENT CATE 1015101-101215151  
* PALISADES PLANT - CONTROL ROD DRIVES - ER-77-01 Attached is a Licensee Event Report which relates to our Palisades Plant.
.1011101317171 1°11111111111 59 60 61 * .. 68 . 69 -74 75 80 EVENT DESCRIPTION 10121 I Due to seal leakage problems, CRDM No 4 is being considered inoperable.
David A Bixel Assistant Nuclear Licensing Administrator JAN 2 0 1977
This 7 8 9 lol31 I action is taken to prohibit additional drive movement which might lead to increased 7 8 9 lol41 I seal leakage. 7 8 9 The drive seal will be replaced at the next opportunity consistent I with plant operating requirements. (ER-77 -01) 7 8 9 7 8 9 SYSTEM COOE @0 !RIB I CAUSE COOE COMPONENT COOE W lclolN!RlolDJ. 7 8 9 10 11 12 . 17 CAUSE DESCRIPTION*
 
PRIME COMPONENT SUPPLIER l!J 43 COMPONENT MANUFACTURER I c 14 I 9 Io I 44 47 VIOLATION w 48 I 80 I 80 I 80 I 80 BD J The cause of this event is beginning seal failure on CRDM No 4. The seal is made j
CONTROL BLOCK
* 7 8 j by Garlock and is. a Mechanipak Type 74BH seal ( 1-:-1/4" shaft), seai Code 74000-9004,
* LICENSEE EVENT REPORT*
* 8 1 0 I Ref Dwg B29751. I 7 8 9 80 EEl 7 8 FACILITY STATUS L!.I 9 METHOO OF % POWER OTHER STATUS OISCOVERY I 0 I 9 I 9 I ,_,_ _ _.;....*NA_  
:I..___.___,_I__,_I___..l___.l____.I 1                    .           6
.. _ __,I w 10 12 13 44 45 FORM OF ACTIVITY CONTENT RELEASED
                                                                                                                    .              Palisades
* OF RELEASE . AMOUNT OF ACTIVITY 46 DISCOVERY DESCRIPTION NA LOCATION OF RELEASE NA 80 L1..I . I NA I 9 10 ___________________
[PLEASE PRINT ALL REQUIRED INFORMATION]
....;.. ___________________
LICENSEE                                                                                          LICENSE              EVENT
8_,0 rn 7*9 PERSONNEL EXPOSURES NUMBER . TYPE DESCRIPTION IT@ I 0 I 0 I 0 I w NA 7 8 9 11 12 13 PERSONNEL INJURIES NUMBER DESCRIPTION 11141 I 0 I 0 I 0 I NA 7 8 9 11 12 PROBABLE CONSEQUENCES .D]] I None .. The drive capable of performing its safety function. 7 8 9 LOSS OR DAMAGE TD FACILITY TYPE DESCRIPTION OE W 7 8 9 10 . PUBLICITY
* NAME                                         LICENSE NUMBER                                     TYPE                TYPE
[2JZI NA. :DDITIDNAL FACTORS 7 8 9 [2]J 7 8 9 . NA NA 80 80. 80 80 80 80 80}}
    ~IMlrlPIAILl1I                              lolol-lololololol-lolol I 4 11                                           11111         I Io I 3 I 7    8 9                            14      15                                                      25    26                    30    31     32 REPORT    REPORT*
TYPE.                              OOCKl;T NUMBER                        . EVENT CATE                      REPORT CATE w
SOURCE
    @ElcoN1       l . T *1 L!J                         1015101-101215151 .1011101317171                                                 1°11111111111 7    8        57      58        59       60         61                                     *. 68 . 69     -                   74   75                 80 EVENT DESCRIPTION 10121 I Due to seal leakage problems, CRDM No 4 is being considered inoperable.                                                             This             I 7   8 9                                                                                                                                                   80 lol31 I   action is taken to prohibit additional drive movement which might lead to increased                                                               I 7   8 9                                                                                                                                                   80 lol41 I   seal leakage.               The drive seal will be replaced at the next opportunity consistent                                                     I 7 8 9                                                                                                                                                      80
  ~ I       with plant operating requirements.                                   (ER- 77 -01)                                                                 I 7   8 9                                                                                                                                                   80
  ~
7   8 9                                                                       PRIME                                                                      BD SYSTEM       CAUSE                                              COMPONENT                COMPONENT COOE        COOE              COMPONENT COOE                     SUPPLIER              MANUFACTURER          VIOLATION 7
  @0 !RIB I 8 9 10 W 11 lclolN!RlolDJ.
12                     .         17 l!J 43         44 I c 14 I 9 Io I 47 w48 CAUSE DESCRIPTION*
  ~ J       The cause of this event is beginning seal failure on CRDM No 4.                                                       The seal is made           j*
7   8 0
j   by Garlock and is. a Mechanipak Type 74BH seal ( 1-:-1/4" shaft), seai Code 74000-9004,
* 9~*-----------------------------------~-----------,---------...-------------------------~--'aD 8
1 I   Ref Dwg B29751.                                                                                                                                   I 7   8 9                                                                                                                                                   80 FACILITY                                                                  METHOO OF EEl8 7
STATUS L!.I 9             10
                                  % POWER I 0 I 9 I 9 I ,_,__
12 13 OTHER STATUS
_.;....*NA_
                                                                        .. _     __,I 44 w
OISCOVERY 45       46 DISCOVERY DESCRIPTION NA 80 FORM OF ACTIVITY       CONTENT rn 7*9 RELEASED
* L1..I .
9 OF RELEASE .
                                ~10      I AMOUNT OF ACTIVITY NA 1~1----------------------'44                  I        4~5 ___________________
LOCATION OF RELEASE NA ....;..___________________8_,0 PERSONNEL EXPOSURES w
NUMBER .         TYPE     DESCRIPTION IT@ I 0 I 0 I 0 I                                                                       NA 7   8 9               11     12     13                                                                                                                   80 PERSONNEL INJURIES NUMBER             DESCRIPTION 11141 I0 I 0I 0 I                                                                     NA 7   8 9               11   12                                                                                                                             80.
PROBABLE CONSEQUENCES
  .D)) I       None .. The drive re~ins capable of performing its safety function.
7   8 9                                                                                                                                                   80 LOSS OR DAMAGE TD FACILITY TYPE       DESCRIPTION OE8 9W 7               10 .
                                                                  . NA 80 PUBLICITY
[2JZI       NA.
80
~        :DDITIDNAL FACTORS NA 7   8 9                                                                                                                                                   80
[2]J 7   8 9                                                                                                                                                   80}}

Latest revision as of 03:40, 17 March 2020

License Event Report 1977-001-00 Control Rod Drive. Due to Seal Leakage Problems, CRDM No 4 Is Being Considered Inoperable
ML18348A267
Person / Time
Site: Palisades Entergy icon.png
Issue date: 01/17/1977
From: Bixel D
Consumers Power Co
To: James Keppler
NRC/RGN-III
References
LER 1977-001-00
Download: ML18348A267 (2)
v • d • e


Text

'RegulatqrL

  • consumers
  • Power company

\

/

A*\ail SecHan General Offices: 212 West Michigan Avenue, .Jackson, Michigan 49201

  • Area Co.d~17 789!S:&hr~

10, January 17, 1977 Mr James G Keppler Office of Inspection & Enforcement Region III US Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60137 DOCKET 50-255 - LICENSE DPR

  • PALISADES PLANT - CONTROL ROD DRIVES - ER-77-01 Attached is a Licensee Event Report which relates to our Palisades Plant.

David A Bixel Assistant Nuclear Licensing Administrator JAN 2 0 1977

CONTROL BLOCK

  • LICENSEE EVENT REPORT*
I..___.___,_I__,_I___..l___.l____.I 1 . 6

. Palisades

[PLEASE PRINT ALL REQUIRED INFORMATION]

LICENSEE LICENSE EVENT

  • NAME LICENSE NUMBER TYPE TYPE

~IMlrlPIAILl1I lolol-lololololol-lolol I 4 11 11111 I Io I 3 I 7 8 9 14 15 25 26 30 31 32 REPORT REPORT*

TYPE. OOCKl;T NUMBER . EVENT CATE REPORT CATE w

SOURCE

@ElcoN1 l . T *1 L!J 1015101-101215151 .1011101317171 1°11111111111 7 8 57 58 59 60 61 *. 68 . 69 - 74 75 80 EVENT DESCRIPTION 10121 I Due to seal leakage problems, CRDM No 4 is being considered inoperable. This I 7 8 9 80 lol31 I action is taken to prohibit additional drive movement which might lead to increased I 7 8 9 80 lol41 I seal leakage. The drive seal will be replaced at the next opportunity consistent I 7 8 9 80

~ I with plant operating requirements. (ER- 77 -01) I 7 8 9 80

~

7 8 9 PRIME BD SYSTEM CAUSE COMPONENT COMPONENT COOE COOE COMPONENT COOE SUPPLIER MANUFACTURER VIOLATION 7

@0 !RIB I 8 9 10 W 11 lclolN!RlolDJ.

12 . 17 l!J 43 44 I c 14 I 9 Io I 47 w48 CAUSE DESCRIPTION*

~ J The cause of this event is beginning seal failure on CRDM No 4. The seal is made j*

7 8 0

j by Garlock and is. a Mechanipak Type 74BH seal ( 1-:-1/4" shaft), seai Code 74000-9004,

  • 9~*-----------------------------------~-----------,---------...-------------------------~--'aD 8

1 I Ref Dwg B29751. I 7 8 9 80 FACILITY METHOO OF EEl8 7

STATUS L!.I 9 10

% POWER I 0 I 9 I 9 I ,_,__

12 13 OTHER STATUS

_.;....*NA_

.. _ __,I 44 w

OISCOVERY 45 46 DISCOVERY DESCRIPTION NA 80 FORM OF ACTIVITY CONTENT rn 7*9 RELEASED

  • L1..I .

9 OF RELEASE .

~10 I AMOUNT OF ACTIVITY NA 1~1----------------------'44 I 4~5 ___________________

LOCATION OF RELEASE NA ....;..___________________8_,0 PERSONNEL EXPOSURES w

NUMBER . TYPE DESCRIPTION IT@ I 0 I 0 I 0 I NA 7 8 9 11 12 13 80 PERSONNEL INJURIES NUMBER DESCRIPTION 11141 I0 I 0I 0 I NA 7 8 9 11 12 80.

PROBABLE CONSEQUENCES

.D)) I None .. The drive re~ins capable of performing its safety function.

7 8 9 80 LOSS OR DAMAGE TD FACILITY TYPE DESCRIPTION OE8 9W 7 10 .

. NA 80 PUBLICITY

[2JZI NA.

80

~ :DDITIDNAL FACTORS NA 7 8 9 80

[2]J 7 8 9 80

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