ML19241A682

Forwards LERs 79-040/03L-0 & 79-043/03L-0

ML19241A682
Person / Time
Site:	Arkansas Nuclear
Issue date:	06/28/1979
From:	Trimble D ARKANSAS POWER & LIGHT CO.
To:	Seyfrit K NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19241A683	List: 05000368/LER-1979-040-03, /03L-0 on 790603:during Mode 3 Operation, Emergency Feedwater Valve from Electric Pump to B Steam Generator,Would Not Stroke Shut.Caused by Coil & Tripper Bar Being Out of Adjustment.Valve Repaired 05000368/LER-1979-043-03, /03L-0 on 790609:during Mode 3 Operation, Emergency Feedwater Control Valves from Electric Pump to a Steam Generator Failed to Close.Caused by Loose Wire on Handswitch.Valve Filled & Vented W/Oil ML19241A682
References
2-0520, 2-520, NUDOCS 7907090289
Download: ML19241A682 (1)

Text

'

1 j

r.

n I

s t

.._J AHK ANSAG l'OW!:R F. LIGHT COMf >ANY PWI M f 10 Ui M 5'21 LliIt! HC3 /.HWE A3 /WUC l bull 311 '000 June 2S, 1979 2-009-15

?fr KV Seyfrit, Director Office of Inspection 'i Enforcement U. S. Nuclear Regulatory Comm.

Region IV 611 Ilyan Pla:'a Drive, Suite 1000 Arlington, TX.

76011

Subject:

Arkansas Nuclear One-Unit 2 Docket No.50-36S License No. DPF-6 I!cportable Occurrence Report Nos. 50-368/79-40 T, 50-30S/79-43 (Fi le:

2-0520)

Gentlemen:

In accordance with Arkansas Nuclcar One - Unit 2 Technical Speci fication 6.9.1.S, see have attached the subject reports concerning the inonerabilit) of the 1:r.m gencv F e c ch:a t c r fl o'.. control valve to stroke shut or respond to a MSIS sir,nni (50-36S/79-40) aml the inoperability of an Emergency Feedwater valve to close upon a control room de:nand signal (50-365/79-43),

Very truly yours, l

/)

l!

pu,y (/'h. f,h2' N,/0} c2 David C. Trichli N 6 - 76%

? !a nal;e r, Licensing I?CT: gp Attachment cc:

!!r. Victor Stello,

.ir.,

Director

?ir. W.D..lohnson Off ice of Inspect ion f Enforcu ent U. S. Nuc l e.:r Regu l a t o ry Cet.

i U. S. Nuclea r Regula t ory Com P

0.

Fox 2090 1:egion IV Russellville, AR.

72801 ol1 Ryan P1 ara Driva, Suite 1000

,\\rlinnton, TX, W 011

?ir Nor.an !f. Faller, D i rect o r O fi c e o f 'I t n n < wnt and reme:m anu

.1 309

}

x 11.

S.

' uc I ca r IP n I. t c ry CoJ::.

hashin-ton, II.C

? U, ' ",

7 o,,

7907090A89

..