ML19347C804: Difference between revisions

From kanterella
Jump to navigation Jump to search
(Created page by program invented by StriderTol)
 
(StriderTol Bot change)
 
(One intermediate revision by the same user not shown)
Line 16: Line 16:


=Text=
=Text=
{{#Wiki_filter:Initini Telhphon5                                                   Dtte cf Report Datt;<:                       1/14/74                       Occurrence   ,,      1/13/74             l
{{#Wiki_filter:Initini Telhphon5 Dtte cf Report Datt;<:
    .      .            -
1/14/74 Occurrence 1/13/74 lidtiniWritten Time of
                                                                                          '
' leport Date:
lidtiniWritten                                                     Time of
1/14/74 Occurrence:
  ' leport Date:                             1/14/74                       Occurrence:           1700
1700 OYSTER CREEK NUCLEAR GENEPATING STATION
                                                                '    '
~
                  .                                                                .
' FORKED RIVER, NEW JERSEY OS731 Abnormal Occurrence Report No. 50-219/74/ 3 IDE.DIFICATION Violation of the Technical Specifications, paragraph N/A Failure of Hydraulic Shock and Sway Arrestors on one Core
                                    '
. Spray System and two Isolation Condenser systems.
                          ~
.~
OYSTER CREEK NUCLEAR GENEPATING STATION
'Ihis event is considered to be an abnormal occurrence as de-fined in the Technical Specifications, paragraph 1.15D CONDITIONS PRIOR TO OCCURRENCE:
                                                ' FORKED RIVER, NEW JERSEY OS731
Steady State Power Routine Shutdown Hot Standby Operation A
                                                  -
Cold Shutdown Load Changes During Refueling Shutdown Routine Power Operation Routine Startup Other (Specify)
Abnormal Occurrence
        .                                              Report No. 50-219/74/ 3
                                                                                              .
                          .
                                                                                                      ,
IDE.DIFICATION                   Violation of the Technical Specifications, paragraph N/A             ,
* Failure of Hydraulic Shock and Sway Arrestors on one Core
                ,    ,
                                      . Spray System and two Isolation Condenser systems.
                                                                  -
                            -
      .
            ,
                                .~
                                        'Ihis event is considered to be an abnormal occurrence as de-
              ,
fined in the Technical Specifications , paragraph 1.15D               .
CONDITIONS PRIOR
* TO OCCURRENCE:                                 Steady State Power               Routine Shutdown Hot Standby                       Operation A       Cold Shutdown                     Load Changes During Refueling Shutdown               Routine Power Operation Routine Startup                   Other (Specify)
Operation
Operation
                                        -The plant was shutdown with reactor coolant at <212 F.
-The plant was shutdown with reactor coolant at <212 F.
                                                                            .
DESCRIPTION During the required inspection of.the Bergen P.aterson HSSA-10 0F OCCURRENCE:
                                                                                          .
units in the primary containment, five units were discovered to be devoid of fluid. They were located as follows:
                                                    .                                .
3 "A" Isolation Condenser 1.
                                              -
"B" Isolation Condenser 1 - Core Spray System #2 i
                                                                                      .
                                                                                            .
* DESCRIPTION                         During the required inspection of.the Bergen P.aterson HSSA-10 0F OCCURRENCE:                       units in the primary containment, five units were discovered to be devoid of fluid. They were located as follows:
  *
                    .
3   "A" Isolation Condenser
: 1. "B" Isolation Condenser 1 - Core Spray System #2
                                  .
i
{
{
!
f/Mo O 6 O THIS DOCUMENT CONTAINS l
l      f/Mo                       O6O                                          THIS DOCUMENT CONTAINS POOR QUAL.lTY PAGES
POOR QUAL.lTY PAGES
                              '
                                                                                                                  .


                                          .                  .
Abn;r:n1 Occurrence f._
                                            '
Reptrt No. 30-219/74/ 3
* Abn;r:n1 Occurrence                       f._                                         ,
(
* Reptrt No. 30-219/74/ 3
Page 2 r
                      ,
t APPAREST CAUSE Design Procedurc 0F OCCURRENCE:
(                                                      Page 2
F!anufacture Unusual Service Condition Installation /
      .                                                                          .
Inc. Environmental Construcrion Component Failure Ope rator Other (Specify)
        %*
The cause of snubb'cr inoperabil'ity was due to a loss of hydraulic fluid.
                                      '
'Ihc cause of fluid loss is presently
r               .                                                                    .
. under investigation.
* t                                       .
ANALYSIS OF The safety significance of t}}is occurrence was a partial O CCU.Y.E.NCE :
APPAREST CAUSE                           Design                               Procedurc 0F OCCURRENCE:                           F!anufacture                         Unusual Service Condition Installation /                       Inc. Environmental Construcrion                         Component Failure
Icss of the seismic rer,trnining ability for the ts o affected systccs.
            .                                      Ope rator                           Other (Specify)
1:ad the plant suffered a design bases carthouake, the probability that these two systems would hz.ve suffered structural damage was increased.
                  '
CORRECTIVE The failed units were replaced with units that were rebuilt ACTION:
              .
with ethylene propylene (Parker Grade E652-90) seal material.
                            '
e FAILURE DATA:
The cause of snubb'cr inoperabil'ity was due to a loss of
Flanufacturer:
                          .              hydraulic fluid.             'Ihc cause of fluid loss is presently
Bergen Paterson Type: ilSSA-10 Scrial Nos.:
    .                                . under investigation.
487S17 4874S7 477376 470924 469962 r
                    .
.O Prepared by:
                                                                                          -
..I f
                .
* _ c'
                  .                                                                      .
.Date:
                                                                  .
I/14/74 l.
                                                                                                  .
ANALYSIS OF                   The safety significance of t}}is occurrence was a partial O CCU.Y.E.NCE :                 Icss of the seismic rer,trnining ability for the ts o affected systccs.       1:ad the plant suffered a design bases carthouake, the probability that these two systems would hz.ve suffered structural damage was increased.
                                              .
                                                                    .
                                                    *
                                    .
                                                                              .
CORRECTIVE                     The failed units were replaced with units that were rebuilt ACTION:                         with ethylene propylene (Parker Grade E652-90) seal material.
                                                                                          .
* e
_
          .
                                                                                      .
                                            *
                                                                                  .
                                                                          '
FAILURE DATA:                 Flanufacturer: Bergen Paterson Type: ilSSA-10 Scrial Nos.:         487S17
                              -
4874S7
!                                                              477376 470924 469962
'
r                        .O Prepared by:             . .I         '.'        f
* _ c'               .Date:         I/14/74 l.
,}}
,}}

Latest revision as of 05:59, 24 December 2024

AO 50-219/74/3:on 740113,during Insp of Bergen-Paterson HSSA-10 Units Primary Containment Hydraulic Shock & Sway Arrestors Found Devoid of Fluid.Cause Under Study.Units to Be Replaced W/Units Rebuilt W/Ethylene Propylene Seal Matl
ML19347C804
Person / Time
Site: Oyster Creek
Issue date: 01/14/1974
From: Rone A
JERSEY CENTRAL POWER & LIGHT CO.
To:
References
AO-50-219-74-3, NUDOCS 8103040604
Download: ML19347C804 (2)
v • d • e


Text

Initini Telhphon5 Dtte cf Report Datt;<:

1/14/74 Occurrence 1/13/74 lidtiniWritten Time of

' leport Date:

1/14/74 Occurrence:

1700 OYSTER CREEK NUCLEAR GENEPATING STATION

~

' FORKED RIVER, NEW JERSEY OS731 Abnormal Occurrence Report No. 50-219/74/ 3 IDE.DIFICATION Violation of the Technical Specifications, paragraph N/A Failure of Hydraulic Shock and Sway Arrestors on one Core

. Spray System and two Isolation Condenser systems.

.~

'Ihis event is considered to be an abnormal occurrence as de-fined in the Technical Specifications, paragraph 1.15D CONDITIONS PRIOR TO OCCURRENCE:

Steady State Power Routine Shutdown Hot Standby Operation A

Cold Shutdown Load Changes During Refueling Shutdown Routine Power Operation Routine Startup Other (Specify)

Operation

-The plant was shutdown with reactor coolant at <212 F.

DESCRIPTION During the required inspection of.the Bergen P.aterson HSSA-10 0F OCCURRENCE:

units in the primary containment, five units were discovered to be devoid of fluid. They were located as follows:

3 "A" Isolation Condenser 1.

"B" Isolation Condenser 1 - Core Spray System #2 i

{

f/Mo O 6 O THIS DOCUMENT CONTAINS l

POOR QUAL.lTY PAGES

Abn;r:n1 Occurrence f._

Reptrt No. 30-219/74/ 3

(

Page 2 r

t APPAREST CAUSE Design Procedurc 0F OCCURRENCE:

F!anufacture Unusual Service Condition Installation /

Inc. Environmental Construcrion Component Failure Ope rator Other (Specify)

The cause of snubb'cr inoperabil'ity was due to a loss of hydraulic fluid.

'Ihc cause of fluid loss is presently

. under investigation.

ANALYSIS OF The safety significance of tis occurrence was a partial O CCU.Y.E.NCE : Icss of the seismic rer,trnining ability for the ts o affected systccs. 1:ad the plant suffered a design bases carthouake, the probability that these two systems would hz.ve suffered structural damage was increased. CORRECTIVE The failed units were replaced with units that were rebuilt ACTION: with ethylene propylene (Parker Grade E652-90) seal material. e FAILURE DATA: Flanufacturer: Bergen Paterson Type: ilSSA-10 Scrial Nos.: 487S17 4874S7 477376 470924 469962 r .O Prepared by: ..I f

  • _ c'

.Date: I/14/74 l. ,}}

Retrieved from "https://kanterella.com/w/index.php?title=ML19347C804&oldid=4702520"