ML18113A435

LER 1976-021-00 for St. Lucie Unit 1, a Diesel Generator Was Tested to Verify Operability When One of the Air Start System Solenoid Valves and Its Associated Air Line Were Clogged with Dirt

ML18113A435
Person / Time
Site:	Saint Lucie
Issue date:	06/18/1976
From:	Schmidt A Florida Power & Light Co
To:	Moseley N NRC/IE, NRC/RGN-II
References
PRN-LI-76-149 LER 1976-021-00
Download: ML18113A435 (10)

Text

NRG I-'.OAI I 195 U.S. NUCLEAR REGUI.ATOAY COM'ION DOCKET NUMBER I2.76) 50 335 FILE NUMOEA

~NRC'DISTRIBUTION FoR PART 50 DOCKET IYIATERIAL INCIDENT REPORT

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Florida Po~er & Light Company DATE OF DOCUMENT 6/18/76 Mr. Norman C. Moseley Miami, Florida DATE RECEIVED A, D Schmi,dt 7/6/76 I ETTEA ONOTORIZED PROP INPUT FORM NUMOER OF COPIES RECEIVED C3OA I G INAL HUNG LASS IF I E D No original

'5COPY DESCRIPTION ENCLOSURE Ltr, Trans the following: Licensee Event Report (RO 50-335/76-21) on 5/18/76 concerning the "A" diesel generator being placed out of service,

,90 NOT REMOVE (1-P) (2-P)

PLANT NAME: NOTE: IF PERSONNEL EXPOSURE IS'NVOLVED St, Lucie N SEND DIRECTLY TO KREGER/J. COLLINS SAFETY FOR ACTION/INFORMATION ENVIRO 7 6 76 RJL BRANCH CHIEF: Ziemann I7 3 CYS FOR ACTION LIC ~ ASST: Diggs

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June 18, 1976 PRN-LI-76-149

'I Mr. Norman C. Moseley, Director, Region II Office of Inspection and Enforcement U. S. Nuclear Regulatory Commission 230 Peachtree Street, N. N., Suite 818 Atlanta, Georgia 30303

Dear Mr. Moseley:

. REPORTABLE OCCURRENCE 335-76-21 ST. LUCIE UNIT 1 DATE OF OCCURRENCE: MAY 18, 1976 "A" DIESEL GENERATOR The attached Licensee Event Report is being submitted in accordance with Technical Specification 6.9'o provide 30-day notification of .the subject occurrence. l Very truly yours, CO

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Vice President Q) >~~ l Power Resources MAS/cpc Attachment CCr Jack R. Newman, Esquire Director, Office of Inspection and Enforcement. (30)

Director, Office of Management Information and Program Control (3) gag(@OH

CONTROL BLOCK:

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'I (PLE PAINT ALL AZOUIAZO INPOALIATION) 6 UCENSKE EVENT

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NAME UCENSE NUMBER LICENSE IP',' lr 0 TYPE . TYPE

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14 'T 15 .25 26 30 32

'VENT 31 t

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REPORT REPORT

~01 CONT 7 8,57 CATEGORY 58 TYPE L

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61 0 5 OOCKET NUMBER 0 0 3 35 68 69 05 18 OATE

76. 74 06 18 75 REPORT OATE 76 80

'VENT OESCRIPTION I

[oDcJ Durincr reo erational testing, the "A'" diesel generator 'was being tested

.7 "89 Jog to verif o erabilit when one of the air start system solenoid valves .60 7 89. 60 toD4] and its associated air 'line were found to be clo ged with dirt. The "A" 7 '89 80

[oasJ diesel generator was placed out. of service so,that'the valve and a~r 7 8 9 I00I line could be cleansed.o During this time, the "B" II diesel generator was I'I 7 8 9 PRME 60 SYSTEM CAUSE COMPONENT CCMPCNKNT COOK COOE COMPONENT COOE SUPPLIER

~EE ~E E N G I N E E 147 7 8 9 10 11 12 17 44 47 ' 48 CAUSE OESCRIPTION

[oOs] The "A" diesel generator was placed out of service to clean a clogged 7 8 9 BO

[OOI air start s stem 'solenoid valve and air line. They vere clean'ed in 7 Baze 60

~Io accordance with the manufacturer's guidelines. The manufacturer's 7 89 FACILITY MKTHOO OF

'%OWER A..'0 STATUS s OTHER STATUS OISCOVERY OISCOVERY OKSCRIPTION Qi71 ~E ~OO O N A N/A 7 8 . 9 10 12 13 . 44 45 46 60 FORM 'OF ACTIVITY COATKNT RELEASKO OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE 7

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~z [z J N A N S 10 11 44 45 80 PERSONNEL EXPOSURES NUMBER TYP'E OESCRIPTION

~s ~oo o z N/A 7 8 9 ~ 11 12 13 80 PERSONNEL INJURIES NUMBER OESCRIPTION Q~g ~oo "

o N/A 7 8 9 11 12 60 PROBABLE CONSEQUENCES Q~g N/A es 80

. LOSS OR OAMAGE TO FACILITY ~

TYPE 0ESCREATION z N A 7 89 10 -80 PUBLICITY

[is~] N/A es A 80 AOOITIONAL FACTORS

~Is8 See Pace Two for continuation of Event Desc:ription and Cause Description.

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60 7 89 60 M. A. Schoppman PHONE. /552 3779 QFO ~ II ~ ~ aT

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.'EPORTABLE OCCURRENCE 335-76-21 LICENSEE EVENT REPORT PAGE TWO Event Descri tion (continued)

.verified operable, in accordance with Technical Specification 3.8.1.1. The problem was corrected and the "A" diesel generator was started and verified operable. This was the occurrence of this type. (335-76-21). 'irst Cause Descri tion (continued) maintenance manual for the diesel generator does not specify a frequency for cleaning components except to say that cleaning should be scheduled as determined by operating conditions. Cleaning of .the affected components is being incorporated in the preventive maintenance program.

P.O. BOX 013100, MIAMI, FLORIDA 33101 FLORIDA POWER 5 LIGHT COMPANY June 18, 1976 PRN-LI-76-149 CQ r'C'r.

Norman C. Moseley, Director, Region II Office of Inspection and Enforcement U. S. Nuclear Regulatory Commission 230 Peachtree Street, N. N., Suite 818 Atlanta, Georgia 30303

Dear Mr. Moseley:

REPORTABLE OCCURRENCE 335-76-21 ST. LUCIE UNIT 1 DATE OF OCCURRENCE: MAY 18I, 1976 "A" DIESEL GENERATOR The attached Licensee Event Report is being submitted in accordance with Technical Specification 6.9 to provide 30-day notification of the subject occurrence.

Very truly yours,.

D. chmi Vice President Power Resources MAS/cpc cc: Jack R. Newman, Esquire Director, Office of Inspection and Enforcement (30)

Director, Office of Management Information and Program Control (3)

HELPING 8UILD FLORIDA

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LICENSEE EVENT REPORT CONTROL 8LOCK: I.EASE PRINT ALL REQIjIRED INFORMATION)

UCENSEE LICENSE EVENT too/ F 89 LS LS NAME 1 0 0 0 LCENSE NUM8ER 0 0 0 0 0041111~03 TYPE TYPE

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7 14 15 25 26 30 31 32 REPORT REPORT CATEGORY TYPE SOURCE DOCKET NUMSEA EVENT DATE REPORT DATE (CD1IcoNT ~L L 0 5 0 0 3 3 5 0 5 1 8 7 6 0 6 1 8 7 6 7 8 57 58 - 59 60 61 68 69 , 74 75 80 EVENT OESCRIPTION Qg Durin reo erational testing, the "A" diesel generator was being tested 7 8 9 80

+03 to verif o erabilit when one of the air start system solenoid valves 7 89 80

[004] and its associated air line were found to be clo ged with dirt. The "A" 7 8 9 80

[oas] diesel generator was placed out of service so that the valve and air 7 8 9 Qo 6 line could be cleaned. During this time, the "8" diesel generator was 80 7 8 9 PRME 80 SYSTEM CAUSE COMPONENT CCMPONENT COOE COOE COMPONENT CODE SUPPLER MANUFACTURER 7 8 9

~EE 10

~E 12 E N G I N E 17 E 1.4 7 N 11 47 CAUSE DESCRIPTION Qo 8 The "A" diesel generator was placed out of service to clean a clogged 7 8 9 80 Qg air start s stem soIenoid valve and air line. They were cleaned in 7 8 9 accordance with the manufacturer's guidelines. 'he manufacturer's 80

~10 7 89 80 FACILITY METHOO OF STATUS POWER OTHER STATUS OISCOVERY DISCOVERY OESCR'STION 7 8 9 E ~00 O N A a N/A 10 12 13 44 45 46 80 FORM OF ACTIVITY COATENT =

AELEASEO OF RELEASE AMOUNT OF ACTIVITY LOCATION OF AEI.EASE 7

Qg z z N A N A 8 9 10 11 44 45 80 PERSONNEL EXPOSURES NUM8ER TYPE OESCRIPTION

~s ~00 o z N A 7 8 9 11 12 13 80 PERSONNEL INJURIES NUM8EA OESCRIPTION

~<4 ~00 O N/A 7 8 9 11 12 80 PROBABLE CONSEQUENCES Q~g N A-7 8 9 80 LOSS OR OAMAGE TO FACILITY TYPE OESCAIPTION z N A 7 89 10 80 PUBLICITY =

7 8 9 80 AOOITIONAL FACTORS

~18 See Pa e Two for continuation of Event Description and Cause Description.

7 8 9 80 7 89 80 NAME M~ A Schoppman PHONE.3 0 5/5 5 2 3 7 7 9 CPO 85l o 457

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REPORTABLE OCCURRENCE 335-76-21 LICENSEE EVENT REPORT PAGE TWO Event,.Descri tion (continued)

. verified operable in accordance with Technical Specification 3.8.1.1. The problem was corrected and the "A." diesel generator was'tarted and verified operable. This was the first occurrence of this type. (335-76-21). 4 Cause Descri tion (continued) maintenance manual for the diesel generator does not specify a frequency for cleaning components, except to say that cleaning should be scheduled as determined by operating conditio'ns. Cle'aning of the affected components is being incorporated in the preventive maintenance program.