ML19308D273

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RO-77-05:on 770103,boric Acid Storage Tank Level Indicator a Found Plugged During Surveillance Insp.Caused by Sensing Line Dip Tube Blocked by Crystallized Boric Acid.Blowdown Capability Modified
ML19308D273
Person / Time
Site: Crystal River Duke Energy icon.png
Issue date: 01/24/1977
From: Stewart W
FLORIDA POWER CORP.
To:
Shared Package
ML19308D106 List:
References
NUDOCS 8002270720
Download: ML19308D273 (1)


Text

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(PLEASE PRINT ALL REQUIRED INFORM ATION)

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/ 25 26 30 31 32 CATEGORY '. T PE DOCKET NUMBEA EVENT DATE REPOAT DATE hCONT l 0 l

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EVENT OESCRIPTION HE l During surveillance inspection "A" Boric Acid Storage Tank Level Indicator was l

7 89 80 EE I found to be plugged.

It was reading 100% when tank was empty. Redundant sources l

7 89 80 EE l of boron were available. Modification in progress.

Periodic mechanical clearing l

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CODE COMPONENT CODE R

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VOLATON M l Pl C l @

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7 89 10 11 12 17 43 44 47 48 CAUSE OESCRIPTION Hl! l The sensing line " dip tube" was blocked by crystallized boric acid. We now rod l

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en periodic basis and have requested modification for blowdown capability.

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l Heater externals verv hot l

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10 12 13 44 45 46 80 AELEYSED NASE OF AMOUNT OF ACTMTV LOCATCN OF RELEASE E

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10 11 44 45 80 PERSONNEL EXPOSURES NUMBEA TYPE DESCRIPTON DE I I I I Ul N/A l

7 89 11 12 13 80 PERSONNEL INJURIES NUMBE R CESCA PTON HIl l

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N/A -'

l 7 89 11 12 80 OFFSITE CONSEQUENCES DE I N/A l

7 89 80 LOSS OR OAMAGE TO FACTUTY cEsCniptCN 7 89 10 80 PUBLICITY i

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9 80 8 0 02 270Mg AOOfTIONAL FACTORS l

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7 89 80 EI 7 89

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I 80 NAME:

W. P. 9tewart (813) 865-4159 PHONE:

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