ML19312D513

LER 80-017/03L-0:on 800222,while Manually Starting Turbine Driven Auxiliary Feedwater Pump,Turbine Tripped on Overspeed.Caused by Limit Switch Being Out of Adjustment. Limit Switch Adjusted & Feedwater Pump Returned to Svc

ML19312D513
Person / Time
Site:	Farley
Issue date:	03/14/1980
From:	Hairston W ALABAMA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML19312D498	List: ML19312D497 ML19312D504 ML19312D509 ML19312D513
References
LER-80-017-03L, LER-80-17-3L, NUDOCS 8003240528
Download: ML19312D513 (1)

Text

_ _ _ _ ..

n.m.

LICENSEE E'.'ENT REPORT '

l' VI.E ASE PRINT OR TYPE alt. REQUIRED INFO %4TIONI CONTROL DLCtK. l i

} l l l fh

.s

@ l A I f, ! .1 I M l F i 1 [@l 0 l 0 l- ! 0 10.uw.s, 10 30 !0 l- 1010 2,l@l:a41 m1l .a 1 { ,y,,1l 1l@] l [ p-4 u ,, m u i , , ucto.a wot .A a . .

, Cc . r 104-1 i"M 11. J@l 0 ! 5c%,.E: T0W.*l'0 J 18-! 0 ! 3 5 4 18 L'. '@!

L*.! OAi401 21 21 21 76 RE'OR 81T CATE 0@l020l 3l1 l 4 1

• • . el '. 8

'I & t,4 68 EVENT CESCniPTION A?40 PA04 A3LE CC'4SECUE'.OES FTTTl I uhile manually starting the Turbine Driven Auxiliary Feedwater Punp. the turbine trippec)

TTTT) ] on overspeed. The TDAniP was declared inoperabic at 0600 on 2/22/80. Tech. Spec. l TTTT] l 3.7.1.2 requires the TDARIP to be operable. T/S 3.7.1.2 action statement requirementsg t o i s t t were met.

The health and safety of the public were not af fected by this occurrence. g g

(c f s l f ,

l I307ll I

l e ta l i e4 SYSTiu cAutt CAL 23 co4**. VALvt susccci CovPONENTCCDE S;accos susCoog Coot CccE

!TITl l u t c l@ (Pj@ I A !@ 11131 S I T ! a tIJ u l@l'J s c t@20 g @

7 8 9 10 55 32 1J SE0VE%TIAL C00Un ett.ct pgpcRr *EVISlo'*

IVENT Ygag P E PO R T *.3. CODE rYPE ho.

(gg no

- @ ,=,m I a l 01 I-I 13 I;*o! H 71 25 Ld 23 IOI3i

$ 2')

Ltd Jo L-1 31 toI J;

,,,,. 2 3 72 Sut"0CT.N A TTACMitNT N P

• t-4 P'4tVI CO"P. COUPCni1NT ACTION FUTUAt EF8f0? sus % f fiD FCR M :n.d. $UPPLIER waNUF.ACTURER TAMEN A0 Tron Oas*LANT VET-c3 **OURS

~

LE_J@l 3J 34 zl@ I3a zi@ I.d z "@ .I o f o !

• - 44 I W@ lNj,g lAlg }1l0l7l5 g

4. 42 4J as og CAUSE DESCRIPTION A?;D CCREECmE ACT;O?iS 'd,.

g

} s io l lThe overspeeding of the TDAniP was caused by a limit switch nn the turbine steam t ,,.,; ] supply valve being out of adjustment. The limit switch allowed the ramp signal in y j the governor control circuit to demand full opening of 'the governor valve prior to g

!- m (opening the steam supply valve. The limit switch was adjusted and the TDARiP returned ;

3 4  ; to service at 1300 on 2/22/80 af ter satisfactory completion of FNP-1-STP-22.0, TDARIP p so a sOperability Test. PETwoO o8 PSTAT.r3 AOtO.TY 4 POWER CTMEM5rATuS D:5CQvE9Y OtSC.OVERY DESCniPTso e 32 lYIll l C I@ l Of 1161@l NA I IA!@lOperatorobservation l

• 80 ACTIVtfY CO TENT . , ,,u A , @

sce u aruAno o aium ",.t.or NA s, AcT,vir, @l I NA l FMI4 I9 z l@ I TJzt@l I 11 da 46 gg PtRSCN*.4L ExPosunf & *

.I NOV9944 TYPE O!!CW?p't:1te 09 r

FiTT1101010 ,

GI z!@tu 12 NA an3 7 8' 1! q - -

PERCut L tNJuHvis nu m cuCn.n.or.O, D qqD D f 101010l@l NA _

}(~

( J f ,

l LCS".05 04eu:,,Pr.n CA:.tAGE TO FACst.?v ,-Q Twt l

. I

• 1 o f 1 z C.El NA

< .. 2  % ,o "acuse ont< 1 muQEca,Pim@ . 80082 4 o *h3 O?iliNIgr NA l ll[]i9;;;ti;J!

i

? 8 _S .54 sa s, sai g op py,g U. G. Hairston. III , ,

(205) 599-5156 y

. - . ~ . .. - _- - -. - - .

+

Oil level restored to the proper level, and the surveillance test successfully completed. The pump was returned to service at 2130 on 2/15/80.

Y me

.m_.