ML20199C049
| ML20199C049 | |
| Person / Time | |
|---|---|
| Site: | Crystal River  |
| Issue date: | 01/21/1998 |
| From: | FLORIDA POWER CORP. |
| To: | |
| Shared Package | |
| ML20199C044 | List: |
| References | |
| AP-604, NUDOCS 9801290085 | |
| Download: ML20199C049 (25) | |
Text
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'l-WTF REV02(MC)
AP-604 Or-WATER 80X TUBE FAILURE INFORMAtON 1.0 ENTRY CONDITIONS O.N, LY a
t if in Mode I through 4, AJD cation conc.ctivity at CDP discharge (CE-2, CE-3) is verified to be
> 0 gmho/cc, 181B use this procedure.
2,0..JMMEDIATE ACTIONS H0.IE Therr are no imediate actions for this procedure.
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4 Approved by MNPO Date l' YI-9 h?
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(SIGNATURE ON FILE)
- V AP-604 PAGE 1 of 25 WTF
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900t290005 980122 DR ADOCK o 32
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3.0 F0ll0W-UP ACTIONS DET W ACTIONS e Notify Cbemistry to perform the 31 Notify Chemistry.
following:
Dete, sine affected CWP.
Notify the control room if Condensete Demin outlet (CE-5) cation candactivity
>1 mho/cc.
e STA 3.2 Notify personnel of plant conditions, o
Plant Operators SS00 (evaluate p' ant conditions e
for entry into the Emergency Plan)
O 3.3 Isolate condensate e Notify SP0 to f ail closed CDV-88 rejection flow to CDT-1 "ondensate Reject to CDT-!" (95 ft
.J behind Atmospheric Drain Tank).
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AP-604 REV 02 PAGE 3 of 25 WTF
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).O FOLLOW-UP ACTIONS (CONT'D)
ACTIONS DETAILS 3.4 Verify Condensate Demins
- Notify SF0 to verify the following are not bypassed.
are closed at the " Condensate Demineralizer Control Panel":
,__ CXV-o "Demin Bypass Valve" CXV-12 "Demin Bypass Valve" E Condensate Demins are 1
Adjust CX 15-DPI-B1 knob to "15"
- bypassed, (95 TB Cn P-1 Panel).
Jhf3 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-1 Panel).
4 Depress " SYSTEM HI D/P ALARM CXV-5F BYPASS VALVE Bl" " RESET" O
push button (95 TB CXCP-1 Panel).
5 Adjust CX-15-DPI-B1 knob to "0" (95 TB CXCP-1 Panel).
6 Adjust CX-16-DPI-82 knob to "0" (95 TB CXCP-1 Panel).
3.5 Notify SPO to ensure 1
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-604 REV 02 PAGE 5 of 25 WTF
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l a. FOLLOW-UP ACTIONS (CONT!D.1 ACTIONS DETAILS 3.(
E at any time, Condensate 1 Stop the affected CWP:
Demin outlet (CE-5) cation conductivity is
>1 mho/ce, CWP-1A M stop the affected CWP and GO TO Step 3.12 in CWP-1B this procedure.
CWP-lc CWP-ID 2
GO TO Step 3.12 in this procedure.
S.7 _ E a power reduction is
- CONCURRENTLY PERFORM AP-510, Rapid
- required, Power Reduction, beginning with Step M start a rapid power 3.1 reduction at > 5%/ min.
See Table 1 3.8 E the tube leak is in a e
M Rx power is < 45%,
hotwell with only one M trip the turbine and inservice waterbox, CONCURRENTLY PERFORM AP-660, MD turbine is operating, Turbine Trip, beginning with M reduce Rx power to Step 2.1 less than the anticipatory setpoint and trip the turbine.
O AP-604 REV 02 PAGE 7 of 25 WTF
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Applicable carry-over steps:
3.6 Y Condensate Demin outlet cation conductivity---is >;I mho/cc...--
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M IDLLOW-UP ACTIONS (CONT'D)
ACTIONS DETAILS 3.9 1E at any time, the 1 _ _ Ensure Rx power and Turbine are affected CWP can be operating within CWP operation
- stopped, guidelines.
JJJG stop the affected CWP.
See Table 1 2 Stop the affected CWP:
CWP-1A CWP-1B
_ _ CWP-lc CWP-ID 3 Notify SPO to close waterbox vacuum isolation valve for the affected CWP:
O-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 Gutlet Iso" (119 ft 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.
O AP-604 REV 02 PAGE 9 of 2$
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Applicable carry over steps:
O 3.6 J1 Condensate Demin outlet cation conductivity is > 1/ta,no/cc...
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3.9 H the affected CWP can be stopped, Iti[U stop the affected CWP.
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AP-604 REV 02 PAGE 10 of 25' WTF
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3.0 FOLLOW-UP ACTIONS (CONT'D)
O' DETAILS ACTIONS MQIE Opening waterbox vacuum breakers can potentially create a vacuum leak when the affected CWP is stopped.
3.10 if at any time, the affected CWP is stopped, ARV-57 IHEN open affected CWP-1A Waterbox Vacuum Breaker ARV-56 Valves.
.ARV-55 CWP-1B ARV-54 ARV-53 CWP-lC ARV-52
/~N 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 1 BEN GO TO OP-204, Power Operations, Section 4.3, 100% To 20% Power Decrease.
-AP-604-REV 02 PAGE 11 of 25 WTF
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WTF AP-604 REV 02 PAGE 12 of 25
l 3.0 FOLLOW-UP ACTIONS (CONT'D1 o
DETAILS ACTIONS STATUS Condensate Demin outlet (CE-5) cation conductivity is > 1 mho/cc.
3.12 lE 'he Rx is @l tripped, ItiDi manually trip the Rx, and CONCURRENTLY PERFORM E0P-02, Vital System Status Verification, beginning with Step 2.1 3.13 _ _ Initiate EFIC.
1 Depress "EFW INITIATE" push buttons on EFIC channels A and B.
2 Ensure at least on. EFP running:
EFP-1 EFP-2 3
Ensure level in available OTSGs is at or trending toward required level.
[ Rule 3, EFW Control]
AP-604 REV 02 PAGE 13 of 25 WTF
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O AP-604 REV 02 PAGE 14 of 25 WTF
3.0 FOLLOW-UP ACTIONS (CONT'D)
DETAllS 3.14 iate MFL1 for both 1 De s
"M IN F 1 OLAT 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 q
Suction FWV-14 i V-15 b
3 Ensure both MFWPs tripped:
A OTSG B OTSG FWP-2A FWP-2B Ov AP-604 REV 02 PAGE 15 of 25 WTF
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AP-604 REV 02 PAGE 16 of 25 WTF
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l 3.0 FOLLOW-UP ACTIONS (CONT'D)
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DETAILS ACTIONS 3.15 Stop both MFWBPs.
1 Start both MFWBP aux oil pumps:
FWP-6A 1
FWP 6B 2 Stop both MFWBPs:
FWP-1A FWP-1B 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)
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\\J 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)
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 F0LLOW-UP ACT10NS (CONT'D)
ACTIONS-DETAILS
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3.17 Open the affected Waterbox ARV-57 Vacuum Breaker Valves.
CWP-1A-l ARV-56 ARV-55 CWP-1B ARV-54 ARV-53 CWP-Ic ARV-52
,ARV-51 CWP-10 ARV 50 Unlock and open CDV-103 "CDT-1 3.18 IE at any time, EFT-2 e
O, level is s 8.5 ft, to EFP Suctior ',119 ft Berm by IHEN notify SP0 to CDT-1).
crcss-tie CDT-1 and EFT-2 e
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-
-REY 02 ^
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4 Applicable carry-over steps:
3.18 IE EFT-2 level is s 8.5 f t, Itifh cross-tic COT-1 and EFT-2...
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3.0 FC'. LOW UP ACTIONS (COPJ.3d DETAILS ACTIONS 3.19,__. E at any time, makeup to 1
Ensure CDV 102 "CDT-1 Lower Iso" closed (119 ft Berm by CDT 1).
CDT-1 is required, Ititi n6tify SP0 to makeup 2
Ensure CDV 236 "C01 1 Upper Iso" t o C01 -1 open (119 ft Berm by C01 1).
31solate Condenser vacuum from DW loads downstream of DWV 346:
Close CDV 149 "DW Hakeup to Hotwell Control Bypass" (95 f t TB by C inlet waterbox).
Close CDV 147 "DW Makeup 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 Deain Water Panel).
5 Open DWV-377 "DWV-346 Bypass" (95 f t TB southwest stairwell) until pressure equalizes around DWV 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 l*7 "DW Makeup to Hotwell Control inlet Iso" (95 ft TB by C inlet waterbox).
8 Close DWV-377 "DWV-346 Bypass" (95 f t 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-112 "DW Makeup to CDT 1" (95 ft TB by MFWBPs).
AP 604 REV 02 PAGE 21 of 25 WTF
Applicable carry over steps:
3.18 J1 EFT 2 level is s 8.5 ft, JJiLU cross tie CDT-1 and EFT-2...
3.191[ makeup te CDT 1 is requ'. red, Ill[h tnakeup to CDT 1...
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l AP 604 REV 02 FAGE22of25 WTF
3.0 FOLLOW.UP ACTIONS (CONT'01 O
DETAILS ACTIONS
- Notify SPO to perform the following:
(
3.20 _
Stop any hetwell fills.
Fail closed CDV 87 "CDT 1 Makeup i
to Hotwell" (95 ft TB by C inlet
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-waterbox)
Fail closed CDV 113 "DW tlakeup to Hotwell Control" (95 ft TB by C inlet waterbox)
Close CDV.149 " Makeup to Hotwell 1
Control Bypass" (95 ft TB by C inlet waterbox) i W
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3,21 Notify Chemistry to make l
preparations for continuous condensate L
release.
J 3.22 EXIT this procedure.
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TAP 604 _
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AP 604 REV 02 PAGE 24 of 25 WTF
J Power Level CWP Combination
<85%
From 4 to 3 CWPs
<60%
From 3 to 2 CWPs Ta5le 1:
(one in each hotwell)
CWP Operation
<45%
Guidelines From 3 to 2 CWPs (both in same hotwell)
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- AP 604-.
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