ML19308D073
| ML19308D073 | |
| Person / Time | |
|---|---|
| Site: | Crystal River  |
| Issue date: | 02/09/1977 |
| From: | Dubois Q, Steward W FLORIDA POWER CORP. |
| To: | |
| Shared Package | |
| ML19308D071 | List: |
| References | |
| NUDOCS 8002270575 | |
| Download: ML19308D073 (1) | |
Text
UCENSEE EVENT REPO "
CONTROL BLOCK:n l
l l
l l
l (PLEASE PRINT ALL REQUIRED INFORMATION) 1 6
\\
NAME LCENSE NUMBER PE TYPE
\\
] lF lL l Cl Rl Pl 3l l0l0l-l0l0l0l0l0l-l0l0l l4 l1 l1l1l1l l0l1l
% 7 89 14 15 25 26 30-31 32
"'7PU S$$A0E CATEcony T
OoCKET NUMBER EVENT DATE AEPORT OATE o ' Cont l
- l
- l LP-]
ItJ loisinI-InI,Inl71 10 121013I7171 10 12 In la 17 I 71 7 8 57 58 59 60 61 68 69 74 75 80 EVENT DESCRIPTION gg l During plant cooldown in Mode 4 (Hot Shutdown), two Decay 11 eat Valves (DHV-4 and I
7 89 80 g[ l DilV-41) would not open upon remote actuation.
They were opened by hand.
Redundant i 7 89 80 g[ l systems (atmospheric dump valves) were available.
A similar (not report 6 1e) l 7 89 80 0
l problem occurred to a different valve.
f (TI-9)
O 7 89 pnut 80 C E CO E COMPONENT CODE SUPpt R MANUF R
VIOLATON O
lCl Fl y lV l A l L l Vl El Xl lAl W
0 3
0 l Nl 7 89 10 11 12 17 43 44 A
2 0.O CAUSE DESCRIPTION
]
O l
Valve motor operator would not overcome valve dran. Toraue settine was in e rn n <:n d l
7 89 20 O
l on. operator. Pressure relief line modification iniefnend en nravnn e ra ciirvan ca 7 89 80 I
I 5A
% POWEA 0*HEA STATUS DSCOVEAv DISCOVERY DESCRIPTON W
l0\\0]0] l Mode 4 l W l
N/A l
7 8 9
10 12 13 44 45 46 80 p LE S OF nEL ASE AMOUNT oF ACTIVITY LOCATON OF AELEASE U
l_j l
N/A l
l l
1 7 8 9
10 11 44 45 80 PERSONNEL EXPOSURES NUMBER TYPE DESCAWTON g[ l l l l Ul N/A l
7 89 11 12 13 80 PEASONNEL INJURIES NUMBE A DESCRPTON Ql l l l l
N/A l
7 89 11 12 80 OFFSITE CONSEQUENCES Ql N/A l
7 84 80 LOSS OR DAMAGE TO FACluTY DESCRATON 7 89 10 80 PUBLICITY M l N/A l
7 80 80 ADDITIONAL FACTOAS b]l N/A l
V*
8 0 0 2 27 Ogpg so 19 l l
W. P. Stewart / O,b-PHONE: (813) 866-4159 NAME:
sPo ees.sef