ML19308D266

RO-77-02:on 761220,suction Valve Found Shut During RCS Heatup in Raising Pressure to 150 Psig,As Makeup Pump 3C Was Started.Caused by Failure to Perform Visual Check Before Starting Pump.Operators Cautioned

ML19308D266
Person / Time
Site:	Crystal River
Issue date:	01/11/1977
From:	Stewart W FLORIDA POWER CORP.
To:
Shared Package
ML19308D114	List: ML19308D113 ML19308D266
References
NUDOCS 8002270715
Download: ML19308D266 (1)

Text

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s UCENSEE EVENT REPOPT

,a ,

V CONTROL BL" K:l l l l l l l (PLEASE PRIPfT ALL REQUIRED INFORMATION) 1 6 f ,

NAME UCENSE NUMBER E TYPE

( j l Fl Ll Cl R l P l 3 l l 0l 0l-l0 l 0 l 0 l 0 l 0l-l0 l0 l l 4 l1 l1 l1 l1l l0l1l 7 99 14 15 25 26 30 31 32 cA TEGORY rp S DOCKET NUMBE4 EVENT DATE AEPOAT DATE O 1 CONT l O l *l 7 8 57 5d Ej 59 W60 l 0l SI 0l-l0 l 3 l 0 l 2 l 61 68 l1 l2 l2 lp l7 l6 l l0 l1 l1 l1 l7 l7 l 69 74 75 80 EVENT OESCRiPTION Eg l In Mode 5, RCS heatup in progress raising pressure to 150 psig, started Makeup Pump l 7 89 80

@l 7 89 3C. discovered suction valve shut. Redundant systems were available. This was not l 80 EE l 1 recetitive occurrenen. No ons damace was sustained. Tho Oco rnenrn unrn  !

7 89 80 EE l cautioned to visually check pump valve lineups be fore s tarting pumps. l 7 89 80 Ql (77-2) l 7 89 pg 80 E CODE COMPONENT CODE A MANU R VOLAYON RE lC l G l y lV l A lL l Vl El Xl lAl [C l6 l6 l5 l W ,

7 83 10 11 12 17 43 44 47 48 CAUSE DESCRIPTION gg l Failure to do a visual valve check before starting pump. Operators cautioned to be l 7 89 80 3@ l meticulous in performing valve lineups and to do visual checks before starting l 7 89 80 l Dumns.

'staIus s power OTHER STATUS D SCOVE AY DISCOVE RY DESCAiPTON 7 8 lBl 9

l0l0l0l12 l13 10 Mode 5 l 44 W l Observed no succinn indicated on cand 45 46 80 LE S OF E EASE AMOUNT OF ACTMTY LOCATON OF AELEASE H L_J Ul nA l i I 7 8 9 10 11 44 45 80 PERSONNEL EXPOSURES

• NUMBER TYPE DESCAIPTON HI l l l Ul NA l

7 89 11 12 13 80 PERSONNEL INJURIES NUMBE R DESCRIPTON HIl 7 89 l I I NA l 11 12 80 OFFSITE CONSEQUENCES DE l NA l

7 89 80 LOSS OR OAMAGE TO FACILITY DESC9tPTON 7 89 10 80 PUBLICITY RE l NA l

7 89 80 AOOITIONAL FACTORS

[ !l NA l

V E l NA g o 0 2 270 7/7 7 89 . ' .* 80 '

NAME:3. P. Stewart ~t)f I 7 PHONE: (813) 866-4159 l are ees.en 1