ML20054A850: Difference between revisions
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# | {{Adams | ||
| number = ML20054A850 | |||
| issue date = 03/31/1982 | |||
| title = L-0:on 820303,during Mode 3 Operation,One Auxiliary Feedwater Automatic Control Valve Controller 2-LIC-3-173 Inoperable.Caused by Open Loop Due to Loose Connection at Controller.Connection Tightened | |||
| author name = Harding M, Rogers H | |||
| author affiliation = TENNESSEE VALLEY AUTHORITY | |||
| addressee name = | |||
| addressee affiliation = NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) | |||
| docket = 05000328 | |||
| license number = | |||
| contact person = | |||
| document report number = 82-030-03L, 82-30-3L, NUDOCS 8204160202 | |||
| package number = ML20054A843 | |||
| document type = MONTHLY OPERATING ANALYSIS REPORT, TEXT-SAFETY REPORT | |||
| page count = 1 | |||
}} | |||
=Text= | |||
{{#Wiki_filter:_ _ | |||
MQ* | |||
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LICENSEE EVENT REPORT | |||
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coNTnot atoCx: l l | |||
I l | |||
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(PLEASE PRINT on TYPE ALL REQUIRED INFORMATION1 | |||
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lo lil lT l N l S l N !P l7 l@l 0 l0 l-l 0l 0l 0 l 0 l 0 l - l 0 l 0 l@l 4 l1 l1 l1 l1 l@[_ l [Q 7 | |||
8 9 LICENSEE CODE le 15 LICLNSE NUv0LM 23 26 LICENSE TYPE JO 57 CA w con'T lolil | |||
,""!% i t l@l 0151010 IO l3 12 18 l@l Oi 310 l 3 l 8 l 2 (j)l 0 l 3 I 311 l a 12 l@ | |||
l 2,. | |||
S 60 G8 DO;K E T NuvoE H 68 63 EVENT DATE 34 JS PEPORT DAT E Bo EVENT DESCRfPTf 0N AND PnOD AOLE CONSECUENCES h Ioi2i !.__Mith_unie 2 in mode 3 (0% power, 450 degrees F) at 1115 CST on 03/03/82, one auxiliary, | |||
lo lai I feedwater automatic control valve level controller (2-LIC-3-173) was declared lo i4 I l inoperable due to'failing low. This event placed the unit in action statement (a) of ; | |||
o s l | |||
Lc0 3.7.1.2. | |||
There was no effect upon public health and safety. Previous occurrence y | |||
~ | |||
170n'e. | |||
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g o s O 7 l | |||
l I 0181 I I | |||
so r. | |||
e, Syst E M CAUSE C AUSE COMP. | |||
VAlvt CODE CODE' | |||
$USCODE Cou'ONE NT CODE SUBCOCE | |||
$UsCODE l0I9l lW !B l h [X) @ l Z l @ lZ !Z l Z! Z l Z l Z [@ l Zlh h | |||
2 8 | |||
9 10 11 12 IJ 16 19 20 | |||
$E OUE NTI AL oCCUARENCE ' | |||
REPORT REVt310N LE EVENT YEAR AE POnT No. | |||
. CODE TYPE N O. | |||
@,aj;RIROI8!21 L--J l o 1310 I l-l 10l3I It I l-1 | |||
'I 01 | |||
;g | |||
_ 21 22 23 24 26 27 28 29 30 31 J2 TA Ef A TO O PLANT 1 | |||
U HoVR$ 22 5 g ITT O FOn 8. | |||
SUPPLit MAN FACTURER lX l@] Zl@ | |||
l Z l@ | |||
lZl@ | |||
l0 l0 l0 l0 l l Nl@ | |||
[Nl@ | |||
y@ | |||
]Z l 9l 9l 9l 3J J4 JS J6 31 40 49 42 43 44 47 CAUSE CESCRIPTioN AND CORRECTIVE ACTIONS h li jo l l Upon investigation, an open loop was'found, caused by a loose connection at the | |||
) | |||
li l Il controller. The connection was tightened and loop output verified. The level | |||
: p., '- | |||
,g] | |||
controller was returned to service on 03-03-82. | |||
A review was made of previous work on P. | |||
cause found for the loose connection. All similar | |||
~ | |||
L this loop and there was no apparent _ | |||
gi;3: | |||
11 r | |||
* I [ | |||
connections on this loop were verified to be tight and no further action is planned. | |||
3 E i 80 F Atttilv METHODOF | |||
$ f A l t.''i | |||
*LPOWER O T H E R S T A T U;,' | |||
DISCOV E '1 T DISCOVEnv DESCniPT 0N 32 NA l | |||
W @l Operator observation j | |||
l 8 I$ l Wh l 0 l 0 l 0 l@l AC ilvlT Y CO T EldT RELE A%EO OF DELE Av AMOUNT OF ACTivtiv LOCAff0N OF RELEASE NA l | |||
l NA l | |||
li lc l l Z l @ Qlg[ | |||
r io 4, | |||
pen 50NNEL E ntrosVnES | |||
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NU9PE R TYPE DESCniritoN ITTil 101010 l@lZ l@l NA l | |||
PERSONNE L INJUI IES NUveE84 DE SCRIP TION NA l | |||
101010l@l is l | |||
r e o in 12 so LOSS OP On oAuAGE fo FACittTY l | |||
T'PE DE SCHIP rioN I | |||
ll ITl (J_jhl NA l | |||
7 e s to g | |||
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"]" | |||
O 8, | |||
. -. mm m,- | |||
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~ | |||
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_}} | |||
Latest revision as of 19:15, 17 December 2024
| ML20054A850 | |
| Person / Time | |
|---|---|
| Site: | Sequoyah |
| Issue date: | 03/31/1982 |
| From: | Harding M, Rogers H TENNESSEE VALLEY AUTHORITY |
| To: | NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| Shared Package | |
| ML20054A843 | List: |
| References | |
| 82-030-03L, 82-30-3L, NUDOCS 8204160202 | |
| Download: ML20054A850 (1) | |
Text
_ _
MQ*
A'M *r*
"I
~
LICENSEE EVENT REPORT
.g.
coNTnot atoCx: l l
I l
l l.h l
(PLEASE PRINT on TYPE ALL REQUIRED INFORMATION1
~
lo lil lT l N l S l N !P l7 l@l 0 l0 l-l 0l 0l 0 l 0 l 0 l - l 0 l 0 l@l 4 l1 l1 l1 l1 l@[_ l [Q 7
8 9 LICENSEE CODE le 15 LICLNSE NUv0LM 23 26 LICENSE TYPE JO 57 CA w con'T lolil
,""!% i t l@l 0151010 IO l3 12 18 l@l Oi 310 l 3 l 8 l 2 (j)l 0 l 3 I 311 l a 12 l@
l 2,.
S 60 G8 DO;K E T NuvoE H 68 63 EVENT DATE 34 JS PEPORT DAT E Bo EVENT DESCRfPTf 0N AND PnOD AOLE CONSECUENCES h Ioi2i !.__Mith_unie 2 in mode 3 (0% power, 450 degrees F) at 1115 CST on 03/03/82, one auxiliary,
lo lai I feedwater automatic control valve level controller (2-LIC-3-173) was declared lo i4 I l inoperable due to'failing low. This event placed the unit in action statement (a) of ;
o s l
Lc0 3.7.1.2.
There was no effect upon public health and safety. Previous occurrence y
~
170n'e.
~
g o s O 7 l
l I 0181 I I
so r.
e, Syst E M CAUSE C AUSE COMP.
VAlvt CODE CODE'
$USCODE Cou'ONE NT CODE SUBCOCE
$UsCODE l0I9l lW !B l h [X) @ l Z l @ lZ !Z l Z! Z l Z l Z [@ l Zlh h
2 8
9 10 11 12 IJ 16 19 20
$E OUE NTI AL oCCUARENCE '
REPORT REVt310N LE EVENT YEAR AE POnT No.
. CODE TYPE N O.
@,aj;RIROI8!21 L--J l o 1310 I l-l 10l3I It I l-1
'I 01
- g
_ 21 22 23 24 26 27 28 29 30 31 J2 TA Ef A TO O PLANT 1
U HoVR$ 22 5 g ITT O FOn 8.
SUPPLit MAN FACTURER lX l@] Zl@
l Z l@
lZl@
l0 l0 l0 l0 l l Nl@
[Nl@
y@
]Z l 9l 9l 9l 3J J4 JS J6 31 40 49 42 43 44 47 CAUSE CESCRIPTioN AND CORRECTIVE ACTIONS h li jo l l Upon investigation, an open loop was'found, caused by a loose connection at the
)
li l Il controller. The connection was tightened and loop output verified. The level
- p., '-
,g]
controller was returned to service on 03-03-82.
A review was made of previous work on P.
cause found for the loose connection. All similar
~
L this loop and there was no apparent _
gi;3:
11 r
- I [
connections on this loop were verified to be tight and no further action is planned.
3 E i 80 F Atttilv METHODOF
$ f A l t.i
- LPOWER O T H E R S T A T U;,'
DISCOV E '1 T DISCOVEnv DESCniPT 0N 32 NA l
W @l Operator observation j
l 8 I$ l Wh l 0 l 0 l 0 l@l AC ilvlT Y CO T EldT RELE A%EO OF DELE Av AMOUNT OF ACTivtiv LOCAff0N OF RELEASE NA l
l NA l
li lc l l Z l @ Qlg[
r io 4,
pen 50NNEL E ntrosVnES
-~
NU9PE R TYPE DESCniritoN ITTil 101010 l@lZ l@l NA l
PERSONNE L INJUI IES NUveE84 DE SCRIP TION NA l
101010l@l is l
r e o in 12 so LOSS OP On oAuAGE fo FACittTY l
ll ITl (J_jhl NA l
7 e s to g
lygej
"]"
O 8,
. -. mm m,-
a e.m
.E s,
~
~..
_