ML20217Q074
| ML20217Q074 | |
| Person / Time | |
|---|---|
| Site: | Crystal River  |
| Issue date: | 03/06/1998 |
| From: | FLORIDA POWER CORP. |
| To: | |
| References | |
| AP-250, NUDOCS 9803110357 | |
| Download: ML20217Q074 (24) | |
Text
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Document Transmittal #: 89491 Date: 3/6/98 0, ' p k
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NRC (DC DESK)
MAC: N/A Destination:
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Description:==
Copy Copy Totals Document:
Revision:
Comment:
INFO CNTL MSTR AP0250 09 MINOR CHANGE 7
1 0
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Instructions to the Addressee:
Plase verify the document (s) received agrees with the above information.
Operations department must attach old document (s) or portions of document (s) superseded by the above I
to this transmittal.
The signature indicates acknowledgment of receipt of the above document (s) and that documents have beIn updated. Retum signed and dated transmittal to Document Control within 15 working days of tr:nsmittal date to mall code:
Florida Power Corporation
-- Document Control. NA1C
,% o Crystal River Energy Complex
"yvUU 15760 W. Power une St.
Crystal River, FL 34428-67D8 Signature of Addressee:
Date:
9003110357 900306 PDR ADOCK 05000302 P
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REV 09 AP-250 Q
RADIATION MONITOR ACTUATION INFORMATION 1.0 ENTRY CONDITIONS
.(( any of the following Atmospheric Radiation High alarms are actuated:
RM-Al RM-A2 RM-A3 RM-A4 RM-A5 I!!W use this procedure.
2.0 IMMEDIATE ACTIONS 0
There are no immediate actions for this procedure.
1 1
Approved by MNPO b d(A Date M 4 #(R
)
'(SIGNATURE ON FILE)
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3.0 FOLLOW-UP ACTIONS ACTIONS DETAILS 3.1 Ensure auto actions of affected radiation monitors occur.
See Table 1 3.2 Notify personnel of plant STA condition.
Plant Operators SS0D (evaluate plant conditions for potent,al entry into the Emergency Plan) 3.3 JF RM-Al Gas is actuated, JBfB stop RB purge fans.
AHF-7A AHF-7B AHF-6A AHF-6B CAUTION W' 4. r 11 CC ventilation stopped, the CC may reach its design limit of 9t '
n as little as 30 minutts.
3.4 Jf RM-A5 is actuated, MQ AHD-3 closed, AHF-17A AHF-17B THEN stop CC supply and return fans.
AHF-18A
_ _ AHF-18B AHF-19A AHF-19B O
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1 3.0 FOLK.0W-UPACTIONS(CONT'D)
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ACTIONS DETAILS 3.5 Verify alarm is valid.
1 Depress the affected radiation monitor remote " HORN SILENCE" push button.
2 Ensure radiation monitor is energized.
3 Ensure " ALARM RESET OPERATE CHECK SOURCE" switch is in the "0PERATE" position.
4 Ensure proper alarm setpoints:
RM-Al and RM-A2 per the applicable Release Permit RM-A3, RM-M, and RM-A5 per the applicable Radiation Monitor Setpoint Log 5
Observe trends on other radiation monitors, if
(~~)
applicable.
? LJ E alarm is NOT valid, 1
Select " ALARM RESET OPERATE i
determine corrective CHECK SOURCE" to the " ALARM action and 60 TO Step 3.23 RESET" position.
in this procedure.
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2 Initiate required repair efforts.
3 GO TO Step 3.23 in this procedure.
1 3.6 E radiation monitor is off scale high, J11G ensure " RANGE" switch selected to "lM" setting.
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i 3.0F0ELOW-UPACTIONS(CONT'D)
ACTIONS DETAILS 3.7 Notify Health Physics and Chemistry of radiation monitor actuation.
3.8 Evacuate affected areas, 1 Determine evacuation requirement if required.
based on the following:
Radiation level of affected area
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Location of affected area Work being performed in affected area
_._ Health Physics input 2
IE evacuation is required, It((N perform the following:
Depress appropriate s
evacuation alarm push button.
Notify plant personnel over PA.
Repeat PA announcement.
3.9 Review current Operation, Maintenance, and Chemistry activities for any actions that may have caused the actuation.
3.10 Stop activities suspected of being the cause of the increased radiation levels and restore the system as necessary.
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F 3.0 FOLLOW-UP ACTIONS (CONT'D) i
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ACTIONS DETAILS 3.11 E RM-Al Gas.gLT actuated, l
B B GO TO Step 3.14 in this procedure.
l 3.12 H RM-Al Gas indi x as or approaches off-s e hiah, ItiB select RM-Al "LMH VALVE CONTROLLER" to "AUT0".
3.13 E main RB purge was Notify Health Physics terminated, Supervisor.
.TJ M perform compensatory actions.
Notify NSM to ensure equipment hatch is closed.
eO V
Notify PPO to ensure at least one personnel air lock door or a temporary door is closed.
. Notify SP0 to ensure purge heaters are de-energized (95 ft TB Unit 480V SWGR Room):
480V Heating Aux Bus-3A "AHHE-16A, A RB Purge Heating Coil" 480V Heating Aux Bus-4A "AHHE-168, B RB Purge Heating Coil" l
3.14 E RM-A2 Gas MT actuated, M@ GO TO Step 3.18 in this procedure.
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3.0 FOLLOW-UP ACTIONS (CONT'D)
ACTIONS DETAILS 3.15 E AB has NOT been Notify PPO to ensure AHF-34A evacuated,
" Hot Machine Shop Weld Hood THEN ensure AHF-34A Exhaust Fan" (119 ft AB Hot
" Hot Machine Shop Weld Machine Shop) is stopped.
Hood Exhaust Fan" is stopped.
CAUTION If WGDTs are leaking into the AB, hydrogen concentrations may reach explosive levels.
3.16 E AB has NOT been
. Notify PP0 to ensure the following evacuated, valves are closed:
LHLil ensure WGDT outlet H
valves and WG header to WDV-436 (95 ft AB Rad Waste plant vent isolation Panel) valves are closed.
'O WDV-437 (95 ft AB Rad Waste Panel)
WDV-438 (95 ft AB Rad Waste Panel)
WDV-489 "SW Surge Tank Vent to WG Iso" (95 ft AB Sea Water room)
WDV-337 "ECST Vent to WG Iso" (143 ft AB behind 'A' ECST) 3.17 E RM-A2 Gas indicates or approaches off-scale high, THEN select RM-A2 "LMH VALVE CONTROLLER" to "AUT0".
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3.0FdLLOW-UPACTIONS(CONT'D)
ACTIONS DETAILS 3.18 lE RM-A3 Gas is actuated,
. Notify PPO to verify closing air AND the AB has NOT been pressure > 17 psig on "AH-825-PI" evacuated,.
(143 ft AB Panel-15AB).
It[EN verify dampers D-29 and 0-36 are closed.
3.19 lE RM-A5 is NOT actuated, THEN GO TO Step 3.23 in this procedure.
NOIE If AHF-20A or AHF-20B were running in slow speed when RM-A5 Gas actuated, AHF-44A, AHF-44B and AHF-30 will remain available.
A 3.20 1E AHF-20A and AHF-20B are V
- stopped, AHF-44A THEN ensure all auxiliary fans are stopped.
AHF-30 AHF-418 3.21 Establish CC ventilation 1
Ensure AHD-3 is open.
in emergency recirc.
2 Ensure only one train of CC ventilation running:
A Train B Train AHF-18A AHF-18B AHF-19A AHF-19B O
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3.0F0[. LOW-UPACTIONS(CONT'D) f ACTIONS DETAILS 3.22 M CC a',r has a higher 1
Select " DAMPER OVERRIDE" switch activity than outside air, to "0N".
IBEH override RM-A5 actuation.
2 Adjust "CNTRL COMPLEX RECIRC DMPR" potentiometer to the "10" (Full Flow) position.
3.23 MBEN radiation monitor can
. Select " ALARM RESET" for the be reset, affected radiation monitor:
IBEH reset monitor.
RM-Al RM-A2 RM-A3 RM-A4 j
RM-A5 3.24 lE any of the following OP-409, Plant Ventilation radiation monitors have Operating Procedure, Section 4.4 been reset:
. OP-417, Containment Operating RM-Al Procedure, either:
RM-A2 Section 4.5, Reactor Bldg Purge RM-A3 Section 4.7, RB Pressure
(
Equalization / Mini-Purge Under RM-A4 Non-Accident Conditions AN.D plant ventilation or EM-225A, Post Accident RB RB purge restoration is Hydrogen Control, as directed
- required, by TSC.
lHEN see the appropriate plant procedure (s).
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3.0 FOLLOW-UP ACTIONS (CONT'D)
ACTIONS DETAILS 3.25 J_E RM-A5 was reset, I
Place "CNTRL COMPLEX RECIRC 6HQ " DAMPER OVERRIDE" DNPR" in "0" (Full Recirc) switch is "0N",
position.
Jffjf restore CC Recirc Damper to normal.
2 Select " DAMPER OVERRIDE" switch to "0FF".
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.p 3,0 FOLLOW-UP ACTIONS (CONT'D)-
ACTIONS DETAILS 3.26' IE RM-A5 was reset, l' Ensure only one train of CC IEN restore CC ventilation operating:
ventilation to normal.
A Train B Train AHF-17A AHF-17B AHF-19A
.AHF-19B 2
Select both " CONTROL COMPLEX HVAC ISOLATE / RESET" switches to
" RESET".
3 Ensure dampers properly reposition:
Closed AHD-2C Open AHD-2E AHD-1C AHD-1E i
4 Ensure only one train of ventilation operating:
A Train B Train 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 indicates = 35,000 scfm.
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3.0 FOLLOW-UP ACTIONS-(CONT'D)
ACTIONS DETAILS 3.27 EXIT this procedure.
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RM-Al Gas
(
')
Closed:
AHV-1C AHV-1A AHV-1B AHV-ID LRV-70 LRV-73 LRV-72 LRV-71 RM-A2 Gas Stopped:
AHF-30 AHF-9A AHF-11A AHF-10 AHF-11B AHF-9B AHU-3 Table 1:
RM-A3 RM Auto Actions Stopped:
AHF-11A AHF-11B RM-A4 I
Stopped:
AHF-10 RM-A5 Gas or Iodine Closed:
AHD-12 AHD-2E AHD-12D AHD-lC AHD-2C
_ _ AHD-1E Open:
AHD-3 l
Stopped:
AHF-17A AHF-17B AHF-19A AHF-19B OV AP-250 REV 09 PAGE 23 of 23 (LAST PAGE)
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