ML19319D151

From kanterella
Jump to navigation Jump to search
RO 77-4:on 770101,during Cycling Demonstration of Normally Untestable valves,DHV-42 Control Switch Opened,Permitting Flow Path from RCS to Reactor Bldg Sump.Caused by Operator Negligence.Valve Closed & Caution Note Added to Procedure
ML19319D151
Person / Time
Site: Crystal River Duke Energy icon.png
Issue date: 01/24/1977
From: Stewart W
FLORIDA POWER CORP.
To:
Shared Package
ML19319D147 List:
References
NUDOCS 8003130718
Download: ML19319D151 (1)


Text

-- -

LICENSEE EVENT REPORT CONTROL BLOCK:l l

l l

l l

l (PLEASE FCINT ALL RE!UI'!ED INFORMATION) l 1

6

,=c

..,, - E.

=

v::

01'lT*lLlClRlPl3l l0 l 0 l-l 0l 0l 0l0 l0 l-l 0 l 0 l l4 l1 l1 l 1l1 l l0 l1l 7 89 14 15 25 26 30 31 32 bov C A TEGOAV rp COCuti NuvetA EVENT CATF AEPOAT oATE

@ CON T l 0 l 0 l W y l0 l 5 l 0l-l 0l 3l 0l-2l l0 l1l 0l 1l 7l 7l l0 l1 l 2 l 4 l 7l 7l 7 8 57 58

$9 GO 61 68 69 74 76 80 EVENT DESCR:PTION 35 l During Cycling Demonstration of Normally Untestable Valves (SP-410), the control l

7 89

@l switch for DilV-42 was placed in OPEN position permitting a flow path from the l

80 7 89 0

l Peactor Coolant Sv9 ten to Reactor Buildine Suno.

Valve was closed unen discoverv.

80 7 89 na l 80 I

7 89 gl (77-4) l 80 7 89 c00[ '

MbN E

c0MPONENT cooE SU R

C A

VOLAtoN O

l C]F l W l Vl AlL ]V l E l X]

l Al l Al 2l0 l0 l W

7 89 10 11 12 17 43 44 47 48 CAUSE DESCRIPTION Oe l The Operator performing the procedure failed to follow it as written.

Operators l

7 89 EE l cautioned using this as example.

Also, added caution note in procedure.

l 80 7 89 to l 80 l

's'rEuS s powen orsta status o!sEcAv oiscovtav otsCA: pics d

l 0l0 l0 l l Mode 5 l d (Increase in R.B. Sump Level l

1 7 8 9

10 12 13 44 45 46 80 Ett Eo OF E SE AMOUNT OF ACTMTV

8 l' I I

1.I N/A-

'l l

l,

.oCATON CF AELEASE 7,8 9

10 11 44 45 PERSONNEL EXPOSURES 80 NVVBEA TYPE.

CESCAiPTON 8I I I I-LJ l

N/A l

7 89 11 12 13 80 PER g gELINJ{Rg MII I

II N/A 7 89 11 12 l

80 OFFSITE CONSEQUENCES gl N/A 7 89 l

LOSS OR DAMAGE TO FACILITY

'TYPtU lCESCA'pTON 1

N/A 7 89 10 l

PUBLtCITY 80 M ~l N/A 7

89' l

80 ADDITIONAL FACTORS 10 l M/A 7 89 l

eO

^

8 I 8003130N [

j 17 89

,. NAME:

W.

P.~ ' St ew1rt

\\L)'

eO v-PHONE:M 866.4151