ML20102B081: Difference between revisions

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{{#Wiki_filter:POWER REACTCR                                                                                                                                                           EVENT 11 UMBER:               23451                 l FACILITY: COMANCHE P AK                                                                                                         REGION:         4               110TIFICATIOli DATE: 05/13/92                                                   ;
{{#Wiki_filter:l POWER REACTCR EVENT 11 UMBER:
UNIT:                             ( ) (2)                                           ,            )                             STATE: TX                       NOTIFICATION TIME: 10:44 (ET)                                                   l RX TYPE: (1) W-4-LP,(2) W-4-LP                                                                                                                                     EVEllT DATE:                                   04/04/92                       l EVENT TIME:                                     11:00(CDT)                     l NRC llOTIFIED BY: SKIBA                                                                                                                                           LAST UPDATE DATE:                               05/13/92                     (
23451 FACILITY: COMANCHE P AK REGION:
HQ OPS OFFICER: DICK JOLLIFFE
4 110TIFICATIOli DATE: 05/13/92 UNIT:
                                                                                                                                                      --                            110TIFICATIO!!S EMERGENCY CLASS: NOT APPLICABLE GARY SANBORN                                          RDO 10-CFR SECTION:
( ) (2)
CDEF 21.21(b) (2)                                                                                                 DEFECTS /MO!JCOMPLIANCE i     -
)
CURR RX MODE                                  l UNIT                   SCRAM CODE RX CRIT INIT PWR                                                                           INIT RX MODE                             CURR PWR N'                                                                                         0   UllDER CO!1STRUCT                                 0             U!1 DER CO!!STRUCT 3                                                                                          11 EVENT TEXT LICENSEE DISCOVERED THE FOLLOWING DEFECTS WITH ELGAR INVERTERS FOR UNIT 2 DURING TESTING:
STATE: TX NOTIFICATION TIME: 10:44 (ET)
: 1.             FAILURE IN INVF'tTER CONTROL CIRCUIT #J 7
RX TYPE: (1) W-4-LP,(2) W-4-LP EVEllT DATE:
: 2.             MASSING UPGRADE ON CIRCUIT BOARD                                                                                                                                                                                       ^
04/04/92 EVENT TIME:
: 3. INCORRECTLY WOUND TRANSFORMER O!1 CIRCUIT BOARD
11:00(CDT)
: 4.             MISSING PARTS ON CIRCUIT BOARD /J2
NRC llOTIFIED BY: SKIBA LAST UPDATE DATE:
: 5.             POOR CRIMP CONNECTIONS
05/13/92 HQ OPS OFFICER:
: 6.             -INCORRECTLY SUPPLIED PARTS
DICK JOLLIFFE 110TIFICATIO!!S EMERGENCY CLASS: NOT APPLICABLE 10-CFR SECTION:
: 7.             WIRING ERRORS.
GARY SANBORN RDO CDEF 21.21(b) (2)
DEFECTS /MO!JCOMPLIANCE i
UNIT SCRAM CODE RX CRIT INIT PWR INIT RX MODE CURR PWR CURR RX MODE 3
N' 11 0
UllDER CO!1STRUCT 0
U!1 DER CO!!STRUCT EVENT TEXT LICENSEE DISCOVERED THE FOLLOWING DEFECTS WITH ELGAR INVERTERS FOR UNIT 2 DURING TESTING:
1.
FAILURE IN INVF'tTER CONTROL CIRCUIT #J 7 2.
MASSING UPGRADE ON CIRCUIT BOARD
^
3.
INCORRECTLY WOUND TRANSFORMER O!1 CIRCUIT BOARD 4.
MISSING PARTS ON CIRCUIT BOARD /J2 5.
POOR CRIMP CONNECTIONS 6.
-INCORRECTLY SUPPLIED PARTS 7.
WIRING ERRORS.
LICENSEE PLANS TO CORRECT THESE DEFECTS BEFORE PLACING THIS EQUIPMENT IN SERVICE (SDAR CP-92-004, SN-511, TSL/TUS-92070).
LICENSEE PLANS TO CORRECT THESE DEFECTS BEFORE PLACING THIS EQUIPMENT IN SERVICE (SDAR CP-92-004, SN-511, TSL/TUS-92070).
f LICENSEE WILL SUBMIT A WRITTEN REPORT WITHIN 30 DAYS.
f LICENSEE WILL SUBMIT A WRITTEN REPORT WITHIN 30 DAYS.
LICENSEE WILL INFcRM THE NRC RESIDENT INSPECTOR.                                                                                                                                                             =-                      -
LICENSEE WILL INFcRM THE NRC RESIDENT INSPECTOR.
                                                                                                                        ._mmum-
._mmum-
                                                                                                                                                                                                                                  \   0 0
=-
('                         .I 9207280159 920$13                                                                                                                                                                     Y,J PDR                   ADOCK 05000446 8                                                                                   PDR
\\ 0 0
  *r-vgs-s-*   -=r,-+w---w   eww r,w+-=--.e----even-m,w,.,.----,,u,--ue--evw,,m.%-m.,,u,%-ce.e,,-,-.,--,-,-4r-y.r                             y---e,.e.-3-,,.r.,y-,,eq.----,       e   ,v.ygy--'y   .,*t-u.-wwwe,we=r-~ww-       r am- w w--- - *}}
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PDR
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,v.ygy--'y
.,*t-u.-wwwe,we=r-~ww-r am-w w---
- *}}

Latest revision as of 04:47, 13 December 2024

Part 21 Rept Re Listed Defects W/Elgar Inverters During Testing.Licensee Plans to Correct Defects Before Placing Equipment in Svc.Written Rept to Be Submitted within 30 Days
ML20102B081
Person / Time
Site: Comanche Peak 
Issue date: 05/13/1992
From: Skiba
TEXAS UTILITIES ELECTRIC CO. (TU ELECTRIC)
To: Jolliffe
NRC OFFICE FOR ANALYSIS & EVALUATION OF OPERATIONAL DATA (AEOD)
References
REF-PT21-92 NUDOCS 9207280159
Download: ML20102B081 (1)
v • d • e


Text

l POWER REACTCR EVENT 11 UMBER:

23451 FACILITY: COMANCHE P AK REGION:

4 110TIFICATIOli DATE: 05/13/92 UNIT:

( ) (2)

)

STATE: TX NOTIFICATION TIME: 10:44 (ET)

RX TYPE: (1) W-4-LP,(2) W-4-LP EVEllT DATE:

04/04/92 EVENT TIME:

11:00(CDT)

NRC llOTIFIED BY: SKIBA LAST UPDATE DATE:

05/13/92 HQ OPS OFFICER:

DICK JOLLIFFE 110TIFICATIO!!S EMERGENCY CLASS: NOT APPLICABLE 10-CFR SECTION:

GARY SANBORN RDO CDEF 21.21(b) (2)

DEFECTS /MO!JCOMPLIANCE i

UNIT SCRAM CODE RX CRIT INIT PWR INIT RX MODE CURR PWR CURR RX MODE 3

N' 11 0

UllDER CO!1STRUCT 0

U!1 DER CO!!STRUCT EVENT TEXT LICENSEE DISCOVERED THE FOLLOWING DEFECTS WITH ELGAR INVERTERS FOR UNIT 2 DURING TESTING:

1.

FAILURE IN INVF'tTER CONTROL CIRCUIT #J 7 2.

MASSING UPGRADE ON CIRCUIT BOARD

^

3.

INCORRECTLY WOUND TRANSFORMER O!1 CIRCUIT BOARD 4.

MISSING PARTS ON CIRCUIT BOARD /J2 5.

POOR CRIMP CONNECTIONS 6.

-INCORRECTLY SUPPLIED PARTS 7.

WIRING ERRORS.

LICENSEE PLANS TO CORRECT THESE DEFECTS BEFORE PLACING THIS EQUIPMENT IN SERVICE (SDAR CP-92-004, SN-511, TSL/TUS-92070).

f LICENSEE WILL SUBMIT A WRITTEN REPORT WITHIN 30 DAYS.

LICENSEE WILL INFcRM THE NRC RESIDENT INSPECTOR.

._mmum-

=-

\\ 0 0

('

.I 9207280159 920$13 Y,J PDR ADOCK 05000446 8

PDR

  • r-vgs-s-*

-=r,-+w---w eww r,w+-=--.e----even-m,w,.,.----,,u,--ue--evw,,m.%-m.,,u,%-ce.e,,-,-.,--,-,-4r-y.r y---e,.e.-3-,,.r.,y-,,eq.----,

e

,v.ygy--'y

.,*t-u.-wwwe,we=r-~ww-r am-w w---

- *

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