ML20203J857
| ML20203J857 | |
| Person / Time | |
|---|---|
| Site: | Crystal River  |
| Issue date: | 12/10/1997 |
| From: | FLORIDA POWER CORP. |
| To: | |
| Shared Package | |
| ML20203J799 | List: |
| References | |
| AP-604, NUDOCS 9712220118 | |
| Download: ML20203J857 (25) | |
Text
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WATER 80X TU8E FAILURE 1.0 ENTRY CONDITlff(}
jf. in Mode I through 4, 6110 cation conduct., ay at CDP discharge (CE 2, CE-3) is verified to be
> 10 pmho/cc, ltiW use this procedure.
20 IMMEDIATE ACTA 0fil
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uny There are no imediate actions for this procedure.
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'AP 604 PAGE 1 of 25 WTF 9712220118 971211 I
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' O AP-604 REV 01 PAGE 2 of 25 WTF l
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_ 3.0 F0LLOW-UP ACJ1QE1 t
ACTIONS
-DETAILS 5
3.1. ~
- Notify Chemistry, e Notify Chemistry to perform _the following
_ Determine affected CWP.
Notify the control. room if Condensate Demin outlet-(CE-5' cation conductivity
> 1 pmho/cc.
e 3.2 Notify personnel of plant STA conditions, o
Plant Operators P
e SSOD (evaluate plant conditions for entry into the Emergency Plan) 3.3 Isolate condensate e Notify SP0 to fail closed CDV-88 rejection flow to CDT-1
" Condensate Reject to CDT-1" (95 ft TB behind Atmospheric Drain Tank).
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AP 604 REV 01 PAGE 4 of 25 WTF
3;0 FOLLOW-UP ACTIONS (CONT'0)
ACTIONS:
DETAILS.
- 3.4 Verify Condensato Demins e Notify SPO to verify the following-are not bypassed, are closed at the " Condensate Demineralizer Control Panel":
CXV 5 "Demin Bypass Valve" CXV-12 "Demin Bypass Valve"
_ Jf Condensate Demins are 1
Adjust CX-15-DPI-B1 knob to "15" bypassed.
(95 TB CXCP-1 Panel).
lliG notify SP0 to attempt to close all condensate 2
Adjust CX 16 DPI-B2 knob to "15" Demin bypass valves.
(95 TB CXCP-1 Panel).
3 Depress " SYSTEM HI D/P ALARM CXV-12F BYPASS VALVE B2" " RESET" push button (95 TB CXCP,
Panel).
4 Depress " SYSTEM HI D/P ALARM CXV-5F BYPASS VALVE Bl" " RESET" Os push button (95 TB CXCP-1 Panel).
5 Adjust CX-15 DPI-B1 knob to "0" (95 TB CXCP-1 Panel).
6 Adjust CX-15-DPI-B2 knob to "0" (95 TB CXCP 1 Panel).
3,5 Notify SP0 to ensure.
I __ Obtain most efficient Condensate proper Condensate Demins Demin alignment from chemistry, are in service.
2 Ensure proper number of condensate demins are in service for power level.
.AP-608 REV 01-PAGE 5 of 25
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3.0 FOLLOW-UP ACTIONS (CONT'DJ m
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ACTIONS DETAILS 3.6 ___
1E at any time, Condensate 1 Stop the affected CWP:
Demin outlet (CE-5) cation conductivity is
> 1 smho/cc, CWP-1A IB1H stop the affected CWP and GO TO Step 3.12 in CWP-1B this procedure.
CWP-lC CWP-lD 2
GO TO Step 3.12 in this procedure.
3.7 JF a power reduction is
- CONCURRENTLY PERFORM AP-510, Rapid
- required, Power Reduction, beginning with Step 1818 start a rapid power 3.1 reduction at > 5%/ min.
)
See Table 1 3.8 lE the tube leak is in a WHEN Rx power is < 45%,
hotwell with only one IHIE trip the turbine and inservice waterbox, CONCURRENTLY PERFORM AP-660, AND turbine is operating, Turbine Trip, beginning with THEN reduce Rx power to Step 2.1 less than the anticipatory setpoint and trip the
- turbine, i
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AP-604 REV 01 PAGE 7 of 25 WTF
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Applicable carry-over steps:
- (V7 3.6 IE con 'ensate Demin outlet cation conductivity is > 1 ftmho/ce...
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AP-604 REV 01 PAGE 8 of 25 WTF
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- -1 0 FOLLOW-UP ACTIONS'(CONT'D)-
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ACTIONS DETAILS 3.9-11 at any time, the.
1
-Ensure Rx power and Turbine are affected CWP can be-operating within CWP operation.
- stopped,
. guidelines.
JH Q stop the affected CWP.
See Table 1 2 Stop the affected CWP:
CWP-1A CWP-1B CWP-lC CWP-ID.
3 Notify SP0 to close waterbox vacuum isolation valve for the affected CWP:
ARV-47 "A Waterbox Vacuum Outlet 4. g' Iso" (119 ft TB north of A Waterbox)
ARV-46 "B Waterbox Vacuum Outlet Iso" (119 ft TB north of B Waterbox)
ARV-45 "C Waterbox Vacuum Outlet Iso" (119 f t TB north of C Waterbox)
ARV-44 "D Waterbox Vacuum Outlet Iso" (119 ft TB north of D Waterbox) 4 Notify Chemistry of CWP shutdown.
p.Q AP-604-REV 01 PAGE 9 of 25 WTF i
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Applicable carry-over steps:
3.6 E Condensate Demin outlet cation conductivity.is-> l-';nho/cc...
3.9. E the affected CWP can be stopped,1 HEN stop the affected CWP..
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i 3.0 FOLLOW-UP ACTIONS (CONT'D)
ACTIONS DETAILS Opening waterbox vacuum breakers can potentially create-a vacuum leak when the affected CWP is stopped.
F 3.10 if at any time, the affected CWP is stopped, ARV-57
. Ill[N open affected CWP-l' Waterbox Vacuum Breaker ARV-56 Valves.
ARV-55 CWP-1B ARV-54 ARV-53 CWP-lC ARV-52
'O ARV-51
__ CWP-ID ARV-50 3,11 _ WHEN all of the following conditions exist for the affected CWP:
._ CWP is stopped Waterbox vacuum
~
isolation valve is closed Waterbox Vacuum Breaker valves are open THEN GO TO OP-204, Power Operations, Section 4.3, 1001. To 20!e Power
- Decrease,
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AP-604 REV 01 PAGE 12 of 25 WTF
3.0 FOLLOW-UP ACTIONS JCONT'D)
ACTIONS DETAILS STATUS Condensate Domin outlet (CE-5) cation conductivity.is > 1 pmho/ce,
'l 3.12 If the Rx is NE tripped, 111@ manually trip the Rx,
-and CONCURRENTLY PERFORM
!0P-02, Vital System Status Verification, beginning with Step 2.1 3.13 Initiate EFIC.
I Depress "EFW INITIATE" push buttons on EFIC channels A and B.
2 Ensure at least one EFP running:
V EFP-1 EFP-2 3
Ensure level in available OTSGs is at or trending toward required level.
[ Rule 3, EFW Control)
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3.0 FOLLOW-UP ACTIONS'(CONT'D)-
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ACTIONS DETAILS 3.14._ Initiate MFLI for both 1 Depress " MAIN FEED ISOLATION" OTSGs.
pushbuttons on EFIC channels A and B for both OTSGs, 2 Select MBV to " MAN" and select FW isolation valves to "CLOSE" for'both OTSGs:
FW Valve A OTSG B OTSG LLBV-FWV-31 FWV-32 MBV toggle
" MAN"
" MAN" MBV FWV-30 FWV-29 SUBV FWV-36
._,FWV-33 Cross-Tie FWV-28 FWV-28 Suction FWV-14 FWV-15 0
.. 3 Ensure ooth MFWPs tripped:
O AP-604 REV 01 PAGE 15 of 25 WTF
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3.0 FOLLOW UP ACTIONS-(CONT'D)
ACTIONS
-DETAILS
_ 3.15:
Stop both MFWBPs..
1 Start both-MFWBP aux oil pumps:
l FWP-6A
'FWP 6B
-2 Stop both MFWBPs:
FWP-1A
_ FWP-1B i
3.16 _., Isolate waterbox vacuum 1 Notify SP0 to close waterbox vacuum for the affected CWP.
isolation valve for the affected CWP:
ARV 47 "A Waterbox Vacuum Outlet Iso" (119 ft TB north of A Waterbox)
ARV-46 "B Waterbox Vacuum Outlet Iso" (119 ft TB north of B Waterbox)
ARV-45 "C Waterbox Vacuum Outlet Iso" (119 ft TB north of C Waterbox) 4 ARV-44 "D Waterbox Vacuum Outlet
-~
Iso" (119 ft TB north of D Waterbox) 2 __ Notify Chemistry of CWP shutdown.
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'3.0 FOLLOW UP: ACTIONS (CONT'D)'
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-ACTIONS DETAILS 3.17
.Open-;the:affected Waterbox Vacuum Bretker Valves.
ARV-57:
CWP-1A ARV 56
_ARV-55 CWP-1B-ARV 54 ARV-53 CWP-lC ARV 52 ARV-51 CWP-lD ARV __
i 3.18 :.___ -If at any time EFT-2 Unlock and open CDV-103 "CDT-1
(g_
level is s 8.5 ft, to EFP Suction" (119 ft Berm by-1
(,,/
DJEU notify SP0 to CDT-1).
cross tie CDT-1 and EFT-2 Ensure CDV-290 "CDT 1 to EFP Suction" is open (119 ft Berm in covered valve box by-FST-1A).
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AP-604 REV 01 PAGE 19 of 25 WTF J
Applicable carry over _ steps:
[)h 3.18 E EFT 2 level'is-s 8.5 ft, IBEN cross tie CDT-1 and EFT-2...
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l AP 604 REV 01 PAGE 20 of 25 WTF
L3.0'F0LLOW-UP ACTIONS (CONT'D1 ACTIONi;
- DETAILS-3.19 H at.any time, makeup to-1
- Ensure CDV-102 "CDT-1 Lower Iso" CDT 1 is required,
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closed-(119 ft Berm by CDT-1).:
-JBIB notify SPD to makeup, to CUT 1-2' Ensure CDV-236 "CDT 1 Upper Iso" open (119 ft Berm by CDT-1).
3 Isolate: Condenser vacuum from DW loads downstream of DWV-346:
Close CDV-149 "DW-Makeupito Hotwell Control Bypass # (95 it TB by C inlet waterbox).
Close CDV-147 "DW Makedg to hotwell Control Inlet Iso" (95 ft TB by C inlet waterbox).
4 Select DWV-346 "TB DW Header Iso" control switch to-"CLOSE" (95 ft TB Demin Water Panel).
5 Open DW7-377 "DWV-346 Bypass" O.
(95 ft TB southwest-stairwell)-
until pressu,*e equalizes around Dwy.346 6
Select DWV-346 "TB DW Header Iso" control switch to "0 PEN" and verify DWV-346 opens (95 ft TB Demin Water Panel).
7_
Open CDV-147 "DW Makeup to Hotwell Control Inlet Iso" (95 ft TB by C inlet waterbox).
B Close;DWV-377 "DWV-346 Bypass" i
(95 ft TB southwest stairwell).
9 Select DWV-346 "TB DW Header Iso" control. switch to "AUT0" (95 ft TB Demin Water Panel).
10 _ Throttle open CDV-ll2 "DW-Makeup to CDT-1" (95 ft TB by-MFWBPs),
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AP-604 REV 01-PAGE 21 of 15 -
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9 Applicable carry-over steps:
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3.18 E EFT-2 level is s 8.5 ft, MB cross tie LDT-1 and EFT-2...
x,y 3.19 E makeup to CDT-1 is required, Eh makeup to CDT-1...
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3.0 F0LLOW-UP ACTIONS (CONT'D)
ACTIONS DETAILS 3.20?
IStop'any hotwell fills, e Notify SPO-to perform the following:
_ Fail closed CDV-87 "CDT-1 Makeup to Hotwell" (95 ft TB by C: inlet waterbox)
Fail closed CDV-ll3 "DW Makeup f
to Hotwell Control" (95 ft TB by C inlet waterbox)
Close CDV-149 " Makeup to-Hotwell Control Bypass" (95 ft TB by C' inlat waterbox) 3.21 Notify Chemistry to make preparations for continuous condensste release.
3,22 _. EXIT this procedure.
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O cwe ce 84" t4e" e er ievei 1
from 4 to 3 CWPs
<85%
i Table 1:
From 3 to 2 CWPs
<60%-
-CWP Operation =
(one in each hotwell)1
- Guidelines =
From 3 to 2 CWPs-
<45%.
c;'
(both in same hotwell)
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