ML17326A320

LER 79-052/03L-0:on 791001,during Investigation of High Level Indication for Steam Generation 4,transmitter BLP-142 Found to Have Drifted 7% High.Cause of Condition Under Investigation.Transmitter Recalibr

ML17326A320
Person / Time
Site:	Cook
Issue date:	10/30/1979
From:	Delong S INDIANA MICHIGAN POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML17326A319	List: ML17326A318 ML17326A320
References
LER-79-052-03L, LER-79-52-3L, NUDOCS 7911070488
Download: ML17326A320 (3)

Text

NRC FORM 366 U. S. NUCLEAR REGULATORY COMMISSION 17-77(~~~ ENSEE EVENT REPORT CONTROL BLOCK: QT (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION)

I t 6

~O M I D LICENSEE'ODE C C lQ2 14 16 0 0 0 0 0 0 LICENSE NUMBER 0

25 QE 26 4 1 1 LICENSE TYPE 1 1 30 QE~QE 57 CAT 58 7 8 9 CON'T

~01 7 8

~LQB 60 61 0 5 0 0 0 DOCKET NUMBER 3 1 5 68 Ql 69 0 0 1 EVENT DATE 7 9 74 Q 75 REPORT DATE Q9 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES Q10 DURXNG THE XNVESTIGATION OF A HIGH LEVEL INDICATXON FOR NUMBER

~op FOUR (4) STEAM GENERATOR@ TRANSMXTTER BLP 142 WAS FOUND TO HAVE DRIFTED 7 PER CENT HIGH ~ THIS CONDXTION WAS NON CONSERVATIVE 6 WITH RESPECT TO T.S. TABLE 3.3-1 ITEMS 14 AND 15.

~oe

~OS 80 7 8 9 SYSTEM CAUSE CAUSE COMP. VALVE CODE CODE SUBCODE COMPONENT CODE SUBCODE SUBCODE

~O9 ~X~QT Z P>> ~EQTE 2; N 0 T EE 0 QT4 ~TQTE ~KQEE 8 9 10 12 13 18 19 20

'YPE 7 11 SEQUENTIAL OCCURRENCE REPORT REVISION EVENT YEAR REPORT NO. CODE NO.

Q17 LF RiRP REPoRT L77J9 Q ~05 2 QZ ~03 ACTION FUTURE TAKEN ACTION

~QIS 33 QJQ19 34 21 22 EFFECT ON PLANT

~Q2O 35 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS 27 23 SHUTDOWN METHOD gJQ21 36 24 37 26 HOURS O22 27 40 gJ 41 28 ATTACHMENT SUBMITTED Q23 29 NPRD<

FORM SUB.

~Q24 42 30 PRIME COMP.

~

SUPPLIER 43 31 Q26 "'26 44 32 COMPONENT MANUFACTURER 47 p THE TRANSMXTTERI BLP-142, WAS RECALIBRATED TO THE PROPER SPECIFX I AND THEN PLACED BACK IN OPERATION. THE TRANSMITTER HAS SHOWN NO DRIFTING SINCE THE INITIAL SHIFT. THIS PROBLEM HAS BEEN BROUGHT TO THE ATTENTION OF THE MANUFACTURER AND WE ARE.'WAITING';/OR A RE LY FROM THEM SEE SUPPLEMENT 7 8 9 80 FACILITY Q METHOD OF I

~l5

'I 8 STATUS 9

E Q29 ~Q29 10 1

YP POWER 0 0 12 13 NA OTHER STATUS 44 DISCOVERY

~AQ61 45 46 OPERA%)R OBSERVATION DISCOVERY DESCRIPTION Q32 80 ACTIVITY CONTENT Q

~ Q, RELEASED OF RELEASE AMOUNT OF ACTIVITY LOCATION OF R E LE AS E 6 Q33 QJQ34 7 8 9 10 44 45 80 PERSONNEL EXPOSURES

~5"'b Q'"P'Q'"'""'II' 8 9 11 12 7 13 80 PERSONNEL INJURIES

~O'"5""O Q'"',"'"""" 20E 7 8 9 11 12 80 LOSS OF OR DAMAGE TO FACILITY TYPE DESCRIPTION Q43 9 Z Q42 NA.

7 8 9 10 80 PUBLICITY NRC USE ONLY ISSUED DESCRIPTION ~6 NA o O

7 8 9 10 68 69 80 o 0

NAME OF PREPARER D PHONE. 616-465-5901

"1 c

SUPPLEMENT TO LER 5 79 p 2 SUPPLEMENT TO CAUSE DESCRIPTION THIS INVESTIGATION WILL REMAIN OPEN AND IF A DEFINITE CAUSE IS DETERMINED A SUPPLEMENTAL LER WILL BE SUBMITTED.

THE ACTION ITEM REQUIREMENT OF TABLE 3.3-1 FOR ITEMS 14 AND 15 WAS FULFILLED.