ML20202B157
| ML20202B157 | |
| Person / Time | |
|---|---|
| Site: | Crystal River  |
| Issue date: | 02/04/1998 |
| From: | FLORIDA POWER CORP. |
| To: | |
| Shared Package | |
| ML20202B132 | List: |
| References | |
| AP-430, NUDOCS 9802110132 | |
| Download: ML20202B157 (23) | |
Text
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LOCRA REV 02 AP 430 LOSS OF CONTROL ROOM ALARMS 10 EhTRY CONDITIONS lE Any of the following conditions exist:
An unplanned sustained loss of the Plant Computer Loss of the Annunciator CRT Loss of the MCB annunciator windows ATi O i
J11W use this procedure.
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2.0 IMMEDIATE ACTIONS sn There are no immediate ac.tions for this procedure,
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OkJ Approved by MNP0
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.72b ate 2 /Y /96 (SIGNA /DRE/NFILE)
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AP-430 REV 02 PAGE 2 0F 23 LOCRA
3.0 FOLLOW.UP_ ACTIONS ACTIONS DEIAllJ 3.1 Notify personnel of plant e_
STA conditions.
S500 (to (valuate plant conditions for potential entr/
into the Emergency Plan) 3.2 Increase equipment e
increase monitoring of MCB monitoring.
instrumentation.
Notify plant operators to increase equipment monitoring and assign additional personnel as required.
. 3.3 Suspend maintenance and operational activities
]v that could result in a plant transient.
t 3.4 E Annunciator System is
- E all of the following are available, available, lisji 60 TO Step 3.23 111@ the Annunciator System is available:
Annunciator CRT MCB annunciator windows O
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REV 02 PAGE 4 0F 23 LOCRA
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4 3.0 FOLLOW.UP__ ACTIONS (CONT'D)
_ ACTIONS DETAILS 3.5 Ensure power available to e Ensure the following lights are annunciator system.
illuminated on " VITAL BUS C VBDP-5 CIRCUIT STATUS PANEL":
Status Lamp 16 " ANNUNCIATOR MONITOR ANNUNCIATOR ALARM TYPER" Status Lamp 28 " ANNUNCIATOR I
SYSTEM" e
Notify SP0 to ensure closed DPDP 4B 8 " FIRE BELL FOR SYSTEM 10 AND SYSTEM 17".(124 ft CC CRD Room).
3.6 1[ Rochester Events 1 Ensure All of the following in Recorder is RQI available Annunciator Cabinet 1:
ItiG ensure proper power,
supply alignment.
Power switch S2 is"0N" Power switch S3 is"0N" lest switch S4 is"0 PEN" Voltage = 120 volts 3.7 1E Annunciator CRT is @ l Monitor alarms using alarm typer e
available.
(behind MCB).
6.NQ alternate alarm verifications are e
IE alarm typer is not available, available, IBM depress "N0 PRINT" on the IliQ monitor alternate Rochester Events Recorder to alarm indications and enable installed printer.
-60 TO Sten 3.22 AP 430 REV 02 PAGE 5 0F 23 LOCRA
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O AP-430 REV 02 PAGE 6 0F 23 LOCRA
3.0 FOROW-UP ACTIONS (CONT'D)
ACT10 tis DETAILS 3.8 Take compensatory actions.
Maintain plant in steady state condition, o
Clear the Control Room of all non essential personnel, Increase monitoring frequency of e
plant computer, if available, e
Notify Maintenance personnel.
3.9 Monitor Radiation e Observe individual monitors for Monitoring Panel, alarm conditions.
See AR 403, PSA H Annunciator Response.
O 3.10 H it any time, applicable atmospheric radiation RM-Al monitor "HIGH ALARM" is lit.
RM A2 lllDi CONCURRENTLY PERFORM AP 250, Radiation Monitor RM A3 Actuation, beginning with
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=AP 430
-REV 02 PAGE 7 0F 23 LOCRA
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Applic able carry-over steps:
3.10 1E any atmospheric RM actuates, 1[iQi CONCURRENTLY PERFORM AP-250...
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3.0 FOLLOW-UP ACTIONS (CONT'D)
ACTIONS DETAILS 3.11 Stop radioactive releases, e
Liquid releases a
WGOT releases e
RB Purge 3.12-Place the CC ventilation
-1 Notify Chemistry personnel, in recirc.
2 Select both " CONTROL COMPLEX HVAC ISOLATE / RESET" switches to "150".
3 Verify closed:
AHD-12 AHD 2E
-AHD-120 AHD-lc AHD 2C-AHD-lE 4
Verify open AHD-3 5
If AHF-20A and AHF-208 fans are-stopped,-
IRQ ensure auxiliary fans are stopped:
AHF 44A AHF-44B AHF-30 LO AP-43'O REV 02 PAGE 9 0F 23 LOCRA 4
Applicable carry-over steps:
(
3.10 1[ Aqy atmospheric RM actuates, IHfh CONCURRENTLY PERFORM AP-250...
3(V x)-
AP-430 REV 02 PAGE 10 0F 23 LOCRA
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3.0 F0LLOW UP ACTIONS (CONT'D) l ACTIONS DETAlls 3.13
_ E core cooling is via DHR
- Ensure the following parameters are
- System, acceptable:
IR Q ensure proper DHR parameters.
RCS level DH Flow See OP-103B, Plant Operating Curves 3.14 Ensure pro)er valve 1F, RCS PRESS is a 284 psig,
)ositions
)ased on RCS IBM ensure DHV-91 closed.
)RESS.
-E RCS-PRESS is -2 200 psig, ItfB ensure proper position of RCV-b3 for plant conditions.
O 3.15 E at any time, IA PRESS s; 95 psig.
SAP-1A IH M ensure proper compressor operation.
SAP-1B IAP-1A IAP-1B 3.16 H at any time, IA PRESS
< 90 psig, It[@ CONCURRENTLY PERFORM AP-470, Loss of Instrument Air, beginning with Step 3.1 O_ _
-AP 430 REV 02 PAGE 11 0F 23 LOCRA
Applicable carry over steps:
/G 3.10 E AD.y atmospheric RM actuates, M CONCURRENTLY PERFORM AP-250...
U 3.15 E 1A PRESS s 95 psig, M ensure proper compressor operatien.
3.16 E IA PRESS s 90 psig. M CONCURRENTLY PERFORM AP-470...
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3.0 FOLLOW UP ACTIONS-(CONT'D)
ACTIONS DETAILS 3.17 _. If at any time, flooding e Notify SP0 to monitor TB for is detected, flooding.
J118 CONCURRENTLY PERFORM AP 1050, flooding, beginning with Step 3.1 3.18 jf at any time, ICS power
'l IE the Rx is critical, is liq 1 available, lilB manually trip the Rx and
$!fDprimarytosecondary CONCURRENTLY PERFORM E0P 02, heat transfer is in Vital System Status p,r.o_ g re s s,
Verification, beginning with 1110 trip MfWPs and Step 2.1 control OTSG parameters.
2 Trip the MFWPs:
FWP 2A I
FWP 2B i
3 Ensure EFWPs start and control flow:
O
_ EFP-1 EFP 2
-[ Rule 3. EFW Control) l 4 Ensure ADVs control OTSG PRESS:
t MSV 25 i
MSV 26 L
iO AP-430 REV 02 PAGE 13 0F 23 LOCRA I
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i Applicable carry over steps:
3.10 E any atmospheric RM actuates, M CONCUARENTLY PERFORM AP 250...
3.15 E lA PRESS s 95 psig, M ensure proper compressor operation.
l 3.16 E lA PRESS s 90 psig. M CONCURRENTLY PERFORM AP 470...
i 3.17 E flooding detected, M CONCURREhTLY PERFORM AP-1050...
1 3.18 E ICS power.is @l available MQ OTSG cooling, M trip MFWPs...
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AP 430 REV 02 PAGE 14 0F 23 LOCRA'
- 3.0 FOLLOW-UP ACTIONS (CONT'D1
()
ACTIONS DETAILS 3.19 IE at any time, NNI-X e Observe "X PWR ON" status lit.
power is N01 available, M CONCURRENTLY PERFORM AP 581 Loss of NNI-X, l
beginning with-Step 3.1 r
a 3.20 if at any time, NNI-Y e Observe "Y PWR ON" status lit.
power is 801 available, 1 HEN CONCURRENTLY PERFORM AP 582, Loss of NNI-Y, beginning with Step 3.1 b
]
3.21 ___ If at any time, SW Surge lank level < 7-(t, IHEN CONCURRENTLY PERFORM s
AP-330, Loss of Nuclear Service Cooling, beginning
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with Step 3.1 3.22 ___ IE Plant Computer alarming capabilities are available, IBEN GO TO Step 3.25 s
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AP-430-REV-02~
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I Applicable carry over steps:
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1.10 E any atmospheric RM actuates, M CONCURRENTLY PERFORM AP-250...
)O 3.15 E lA PRESS o 95 psig, M ensure proper compressor operation.
3.16 E lA PRESS s 90 psig, M CONCURRENTLY PERFORM AP-470...
3.17 E flooding detected, M CONCURRENTLY PERFORM AP 1050 3.18 E ICS power is @l available AliQ OTSG cooling M trip MFWPs...
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3.19 E NNt-X power lost, M CONCURRENTLY PERFORM AP 581...
3.20 E NNI Y power lost, M CONCURRENTLY PERFORM AP 582...
'r 3.21 E SW surge tank < 7 ft, M CONCURRENTLY PERFORM AP-330...
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AP-430 REV 02 PAGE 16 0F 23 LOCRA
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i 3.0 FOLLOW-JP ACTIONS (CONT'D)
I ACTIONS DfJALLS I
STA105 Plant computer is not available, j
i 3.23 11 plant computer is N91 e _, Ensure all breakers on VBDP-7 available, are closed.
111EN ensure power available to plant computer.
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3. 2 4,_,, Take compensatory actions, o
Establish and maintain :s; 100%
Rx power as indicated on MCB instrumentation.
Suspend all activities that rely.
on plant computer data, o CONCURRENTLY PERFORM one of the following:
~
SP-300, Operating Daily Surveillance Log, applicable steps of Section 4.2, S Surveillance Frequency.pecial SP 301~ Shutdown Daily Surveillance Log, applicable steps of Section 4.2, S Surveillance Frequency.pecial Notify Nuclear Computer and e
Controls Specialist.
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l AP-430.
REV 02 l
PAGE 17 0F 23 LOCRA i
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Applicable carry over steps:
3.10 - E any atmospheric RM actuates, M CONCURRENTLY PERFORM AP-250...
3.15 E IA PRESS s 95 psig, Ilim ensure proper compressor operation.
3.16 E IA PRESS s 90 psig, IN_G CONCURRENTLY PERFORM AP-470...
3.17 E flooding detected,- 1&W CONCURRENTLY PERFORM AP-1050...
3.18 E ICS power is 1[Q1 available MQ OTSG cooling, E trip MFWPs...
3.19 E NNI-X power lost, Itig CONCURRENTLY PERFORM AP-581...
3.20 E i;NI Y power lost,111@ CONCURRENTLY PERFORM AP-582...
3.21 E SW surge tank < 7 ft, IEW CONCURRENTLY PERFORM AP 330...
O AP 430 REV 02 PAGE 18 0F 23 LOCRA
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1 3.0 FOLLOW-UP ACTIONS (CONT'D) i ACTIONS DETAILS 3,25 M maintenance E MCB annunciator windows, activities are complete, QB Rochester Events Recorder was M ensure proper post
- lost, a
maintenance testing.
M request applicable portions of PM 104, 0)erability and Functional Cieck of the-Events Recorder and Annunciator System, be performed (as determined by MNPO and Electrical Supe-visor).
e,__ E plant computer was 1 Mt, M request Nuclear Computer 4
and Controls Specialist to verify operability of applicable portions of the plant computer alarms (as determined by MNP0 and Nuclear Computer and Controls Specialist).
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.AP 430
.REV 02 PAGE 19 0F.23 LOCRA
Applicable carry-over steps:
3.10 E AD.Y atmospheric RM actuates, M CONCURRENTLY PERFORM AP 250...
3.15 E 1A PRESS s 95 psig, M ensure proper compressor operation.
3.16 E IA PRESS s 90 psig, IBIB CONCURRENTLY PERFORM AP 470...
3.17 E flooding detected, M CONCURRENTLY PERFORM AP 1050...
3.18 E ICS power is HDI available MQ OTSG cooling, E trip MFWPs...
3.19 E NNI-X power lost, M CO*8 CURRENTLY PERFORM AP-581....
3.20 H NNI-Y power lost, M CONCu1RENTLY PERFORM AP 562...
3.21 E SW surge tank < 7 f t, M CONCURRENTLY PERFORM AF-330...
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~. _ _. _.. _ _. _ _ _ _ _ _ _ _ _ _ _. _ _ _.... _. _ _ _
3.0 FOLLOW-UP ACTIONS (CONT'D)
ACTIONS DETAILS 3.26 1E CC ventilation was 1 Ensure only one train of CC placed in recirc, ventilation operating:
IEN restore CC ventilation to normal.
A Train B Train AHF-17A AHF-178 AHF 19A AHF-138 2
Select both " CONTROL COMPLEX HVAC ISOLATE / RESET" switches to
- RESET".
3 Ensure dampers properly reposition:
Closed AHD-2C r
Op a AHD 2E AHD-10
-p AHD-lE,
4 Ensure only one train of ventilation operating:
A Train B Train-r AHF-20A AHF-20B
[
AHF 44A AHF-44B AHF-30 AHF-30 5
Verify AHD-12 open.
6
_ Verify AHD-12D open.
7 Ensure AH-32-FIR, Channel A L
indicates = 35,000 scfm.
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3.0 FOLLOW UP ACTIONS.__(CONT'Q1 l
ACTIONS DETAILS 3.27 EXIT this procedure.
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LOCRA
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