05000324/LER-1982-144-03, /03L-0:on 821223,routine Surveillance Revealed Suppression Chamber Water Temp Recorder 2-CAC-TR-778 Not Recording Temps on Instrument Chart Paper.Caused by Defective Print Head Solenoid & Print Mechanism Rod: Difference between revisions

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{{Adams
#REDIRECT [[05000324/LER-1982-144, Forwards LER 82-144/03L-0]]
| number = ML20028F369
| issue date = 01/21/1983
| title = /03L-0:on 821223,routine Surveillance Revealed Suppression Chamber Water Temp Recorder 2-CAC-TR-778 Not Recording Temps on Instrument Chart Paper.Caused by Defective Print Head Solenoid & Print Mechanism Rod
| author name = Pastva M
| author affiliation = CAROLINA POWER & LIGHT CO.
| addressee name =
| addressee affiliation = NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
| docket = 05000324
| license number =
| contact person =
| document report number = LER-82-144-03L-01, LER-82-144-3L-1, NUDOCS 8302010287
| package number = ML20028F365
| document type = LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT
| page count = 2
}}
{{LER
| Title = /03L-0:on 821223,routine Surveillance Revealed Suppression Chamber Water Temp Recorder 2-CAC-TR-778 Not Recording Temps on Instrument Chart Paper.Caused by Defective Print Head Solenoid & Print Mechanism Rod
| Plant =
| Reporting criterion =
| Power level =
| Mode =
| Docket = 05000324
| LER year = 1982
| LER number = 144
| LER revision = 3
| Event date =
| Report date =
| ENS =
| abstract =
}}
 
=text=
{{#Wiki_filter:NRC FORM 366 U.S. NUCLEAR REGULATIRY COMMISSION (7-77)
LICENSEE EVENT REPORT CONTROL BLOCK: l l
l l
l l
lh (PLEASE PRINT OR TYPE ALL REQUIRED INFtRMATION)
I ti
( N l C l B l E l P l 2 l@l 0 l 0 l ~ l 0 l 0 l 0 l 0 l 0 l - l 0 l q_]@! 4 l 1 l 1 l 1 l 1 lhl l
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LICENSEE CODE 14 15 LICENSE NUMBER 25 26 Li^ENSL TYPE JD 57 CAT 58 CON'T lO!1l l L l@l 0 l 5 l 0 l - l 0 l 3 l 2 l 4 hl 1 l 2 l 2 l 1 l 8 l 2 lhl l
l l
l l lh S nCE 7
8 60 61 OOCKET NUMBER 68 69 EVENT DATE 14 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h isl2l l Routine surveillance. durine ninnt shnranun nnorneinn-rnua,1oa ehne c,n n va c c a n,,
l lOt3l l chamber water temperature recorder. 2-CAC-TR-778. Inmrod on *hn vmn e n c h i,
* d nun l
7 *w l
10141 l panel was showing expected indications of re-nornhivos. hive e,c nne varnvA4 IO I5l lon the instrument chart paper.
Similar reportable events involving this instrument l
l O l61 l have occurred before. the nrevinna nna ronnrrod in T FR 7-R7-170.
Thic event did nne l l0l7l l affect the henith and snfety of the nublic.
l LO 18 I I Technical Snecifications 3.3.5.2. 6.9.1.9h I
7 8 9 80 SYSTEM
 
==CAUSE==
CAUSE COMP.
VALVE CODE CODE SU8 CODE COMPONENT CODE SU8 CODE SU8 CODE Q
l Il C ]h (_B_jh Wh l Il Nl Sl Tl R! Ulh (_R_jh W h 7
8 9
10 11 12 13 18 19 2C SEQUENTIAL OCCURRENCE REPO'1T PdVISION LE R /RO EVENT YEAR REPORT NO.
CODE TYPi N O.
h REP g l218 l2 l
(-j l 1l 4] 4l l 0l 3l lLl l-]
Q gU 22 23 24 26 27 28 29 30 31 32 KN AC ON ON LANT ET HOURS 22 S8 i FOR B.
SUPPLIER MANUFACTURER lEj@lXl@
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33 34 35 36 3/
40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h i1l0llA defective print head solenoid and print mechanism push rod assembly in th= TR-778 J
l1 l 1 l l prevented the instrument from recording indications. The print head solenoid and I
, 7 l push rod assembly were replaced and the instrument, Model No. 550, was returned to l
i 3
! service.
l Lud_I I I
7 8 9 80 ST S
% POWER OTHER STATUS DIS O RY DISCOVERY DESCRIPTION Wh l 0 l 0 l 0 l@l NA l
(,A_j@l Operator Surveillance l
1 5 A TIV TY CO TENT l
RELEArED OF RELEASE AMOUNT OF ACTIVITY LOCATION OF RELEASE LzJ @ l z 181 N^
l I NA l
i 6 7
8 9 to 11 44 45 60 PERSONNEL EXPOSURES NUMBER CESCRIPTION '
l 0l 0l 0lhlTYPEZlhlNA l
1 7 l
PERSONNE L INJU IES NUMBER
 
==DESCRIPTION==
lIlTl l 0l 0l 0l@lNA l,
7 8 9 11 12 80 LOSS oF OR DAMAGE TO FACILITY TYPF
 
==DESCRIPTION==
(_Zj@lNA l
i 9 7
8 9 10 8302010287 830121 80 O
iSSu[Ehl ESCRIPTION S PDR
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7 8 9 10 68 69 80 3 asWa, A.
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NAME OF PREPARER PHONE:
 
's LER ATTACHMENT - RO #2-82-144 Facility: Unit No. 2 Event Date: December 23, 1982 Due to a history of similar events involving this recorder en both units, plant modifications are being developed which will-replace the instrumentation presently utilized with other type instrumentation considered to have more reliable operating characteristics, t
1 i
I I
2
}}
 
{{LER-Nav}}

Revision as of 18:20, 20 December 2024