ML20053A482
| ML20053A482 | |
| Person / Time | |
|---|---|
| Site: | Saint Lucie  |
| Issue date: | 04/30/1982 |
| From: | FLORIDA POWER & LIGHT CO. |
| To: | |
| Shared Package | |
| ML20053A474 | List: |
| References | |
| 2-1900030, NUDOCS 8205260137 | |
| Download: ML20053A482 (7) | |
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2 DCCUMENT REVISICN DISTRIBUTION SEET - 0F? NORMAL & OfERGENCY CPER. PROCEDCICvk/L/AK V BU:!bl//6 A WD MA/ Tr*.cl Mor J & TIL A T> ot) DOCUMENT TZTLE OFF - Alcitin AL. OPE PAT 106) DOCUMENT F:'E NUM3ER 2.-/900030 k-Ji DCCUMENT REVISION NUMBER / DCCUMENT DISTRIBUTED CH 9~3#"8 DATE DOCCiENT SENT TO: COPY TRANSMIT".'AL COPY TRANSMIT"'.E. NO. DCCUMENT HOLDER RETURNED .NO. DOCUMENT EOLDER RETURNED .W TER UNCONTROT.T.ED COPIES 1 P. A. SAGER 2 NRC-Region II 3 At:n: EPPS 3RANCE CBIZF 4 H. Paduano - GO' 5 A. W. Batley 6 TSC 7 3 hW 9
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FLORIDA POWER & LIGHT COMPANY ST. LUCIE PLANT UNIT No. 2 0FF-NORMAL OPERATING PROCEDIRE NO. 2-1900030 REVISION 1 1. TITLE: AUXILIARY BUILDING AND CONTROL R0(M VENTIIATION OFF-NORMAL OPERATION 2. PREPARED BY: Dennis D. Dryden 10 June 1981 3. SUBCOMMITTEE REVIEW BY: D. A. Sager for FP&L PR 22 Oct. 198J 4. REVIEWED BY FRG ON: 25 Nov. 1981 5. APPROVED BY: Plant Manager 19H 6. REVISION REVIEWED BY FRG ON: FE8 3 19g% h M, / M M Plant Manager 44 -2 P - 19gh 7. APPROVED BY: y 4 r FOR INFuriMAT!CN O!!LY TMs docur ant is not cat.trehd. Before use verify informsfion with a contre!!ed docum k i n n t. i 3 l l l l
Page 1 of 5 FLORIDA POWER & LIGHT COMPANY ST. LUCIE PIANT UNIT #2 0FF-NORMAL OPERATING PROCEDURE NO. 2-1900030 j R1 REVISION 1 y
1.0 TITLE
AUXILIARY BUILDINC AND CONTROL ROCH VENTIIATION OFF-NORMAL OPERATION
2.0 APPROVAL
Reviewed by Facility Review Group Nov. 25, 1981, 1 Approved by J. H. Barrow Plant Manager Dec. 4 1981 Revision l Reviewed by FRG F E B */, 198} - Approved by //7 Ay41/ M _= Plant Manager 4L - ZP, 19ft ym - g 3.0 PURPOS E: 3.1 This procedure provides instructions to be followed when Auxiliary Building and Control Room Ventilation capacity is lost or restricted or when one of the following of f-normal conditions exist: a) Containment Isolation b) Safety Injection c) Control Room Radiation Monitor high alarm 3.0 Discussion - The Auxiliary Building and Control Room Ventilation Systems are designed to perform or provide the following: a) Prwide outside filtered air. b) Provide cooling air to equipment and personnel in certain areas. c) To filter exhaust air for certain radioactive nuclides. d) To provide a self-contained atmosphere in the Control Room when an of f-normal condition of Containment Isolation or a Control Room Radiation Monitor high alarm exists. e) To provide an additional filtered exhaust system from the ECCS and Penetration Rooms when a Safety Injection condition exists. biR INFOODi!T!?! OULY TMs documnt is not cer.t CMd Befo verify information with a cont re eso, roi!cd docummt.
Prge 2 of 5 0FF NORMAL OPERATING PROCEDURE NO. 2-1900030, REVISION 1 AUXILIARY BUILDING AND CONTROL ROO4 VENTIIATION OFF NORMAL OPERATION 4.0 SYMPTCMS : 4.1 Safe ty Injection Actua tion Signal alann (R-6) """1 1 4.2 Containment Isolation Actuation Signal alarm (P-3) 4.3 Control room air conditioning, 2HVA-3A, 2HVA-3B, or 2HVA-3C motor overload, CS isolated (V-12, W-7, W-8) 4.4 Reactor Aux Bldg. Emerg. Exhaust 2HVE-9A or 2HVE-9B Low Flou, SIAS ove rr ide, motor overload (W-10, W-11) 4.5 Reactor Aux Bldg. Supply 2HVS-4A or 2H7S-4B Low Flow, SIAS override, motor overload (W-16, W-17) 4.6 Reactor Aux Bldg. Main Exhaust 2HVE-10A or 2HVE-10B Low Flow, motor overload, alarm trip (W-4, W-5) 4.7 RAB Main Exhaust HEPA Filter Hi D/P (W-2 3) 4.8 Emergency safeguard pump room 2A/2B Hi Temp (W-21) 4.9 Electrical equipment room A or B Hi Temperature (X-12, X-24) 4.10 RAB 2HVE-9A and B HEPA Filter Hi D/P (W-9) 4.11 Control Room HEPA Filter Hi D/P (W-2) 4.12 Control Room Radiation Monitor Hi Alarm (V-4, V-10)
5.0 INSTRUCTIONS
5.1 Safe ty Injection Actuation Signal alarm. (R-6) 5.1.1 Immediate automatic actions. 1. 2HVS-4A and/or 2HVS-4B starts. 2. 2HVE-9A and 2HVE-9B start. 3. Dampers D-1, 2, 3, 4, 13, 14, 15, 16, open. 4. Dampers D-5A & B, 6A & B, 8, 9A & B, 11, 12A & B close. 5.1.2 Immediate ope rator actions. 1. Verify immediate automatic actions have occurred. 5.1.3 Subsequent actions. 1. Stop either 2HVE-9A or 2HVE-9B. 2. Stop either 2HVS-4A or 2HVS-4B.
Page 3 of 5 0FF NOPEAL OPERATING PROCEDURE NO. 2-1900030. REVISION 1 AUXILIARY BUILDING AND CONTROL RC04 VENTIIATION OFF NORMAL OPERATION Ah / 5.0 INSTRUCTIONS - (Cont.) pL 5.2 Containment Isolation Actuation Signal alarm. (P-3) 5.2.1 Immediate automatic action. 1. 2HVE-13A and 2HVE-13B s tart. 2. FCV-25-14, 15, 16, 17, 18, 19, 24, and 25 close'. 3. Dampe rs D-17, 18, and 19 open.. 5.2.2 Immediate operator actions.
- 1. Verify immediate automa tic actions have occurred.
- 2. Stop 2HVE-13A and 2HVE-33.
5.2.3 Subsequent act ions.
- 1. Stop either 2HVE-13A or 2HVE-13B.
- 2. Slowly open either FCV-25-15 & 17 or FCV-25-14 & 16 to let outside makeup air enter the Control Room. Pressurize the Control Room to a minimum pressure of 0.125 inches water but do not exceed a maximum of 0.140 inches water.
NOTE: Testing has indicated that less than 450 cfm makeup is required to maintain a pressure of 0.140 inches water 5.3 Control Room Air Conditioning Failure motor overload (V-12, W-7, W-8) 5.3.1 Immediate automatic action-None 5.3.2 Immediate ope rator actions. 1. Start the idle unit. 5.4 RAB Supply 2HVS-4A & 4B Low Flow, motor overload (W-16, W-17) 5.4.1 Immediate automatic action- 'None 5.4.2 Imrediate operator actions. 1. Start the idle unit. 2. Stop running unit. 5.5 RAB Main Exhaust 2HVE-10A & B Low Flow, motor overload, alarm trip (W-4, W-5) 5.5.1 Immediate automatic action: None
P;ge 4 of 5 0FF NORMAL OPERATING PROCEDURE NO. 2-1900030, REVISION 1 AUXILIARY BUILDING AND CONTROL R001 VENTIIATION OFF NORMAL OPERATION 5.0 INSTRUCTIONS : (Cont.) 5.5 (Cont.) 5.5.2 Immediate ope rator actions. 1. Start the idle unit. 2. Stop running unit. 5.6 Engineering Safeguard Pump Room 2A/2B Hi Temperature (W-21) 5.6.1 Immediate automatic action: None 5.6.2 Immediate operator action. 1. Start idle RAB Supply 2HVS-SA or 2HVS-4B. 2. Check the area to verify conditions. 3. Check Area Radiation Monitoring systen for alaans. 4. Check 2HVE-10A or 2HVE-10B running. 5.7 Electrical Equipment Room hi temperature (X-12, X-24) 5.7.1 Immediate automatic action: None 5.7.2 Immediate operator action. 1. Start idle supply 2HVS-5A or 2HVS-5B. 2. Check the area to verify conditions. 3. Check fire alarm panel. 4. Check exhaust f ans running. 5.8 HEPA Filters Hi D/P (W-2, W-9, W-23) 5.8.1 Immediate automatic action: None 5.8.2 Immediate operator action. 1. Verify alarm by local D/P gages. 5.8.3 Subsequent actions. 1. Notify Health Physics and Maintenance Department. 2. Reduce flow while changing filters.
P:go 5 of 5 OFF NORMAL OPERATING PROCEDURE NO. 2-1900030 REVISION 1 AUXILIARY BUILDING AND CONTROL ROW VENTIIATION OFF NORMAL OPERATION 4 5.0 INSTRUCTION 3: (Cont.) 5.9 Control Room Radiation Monitor Hi Alarm (V-4, V-10) 5.9.1 Immediate automatic action: None 5.9.2 Immediate operator action. 1. Verify the alarm. 2. If alarm is confirmed, complete the following: a)Close FCV-25, 14, 15, 16, 17, 18, 19, 24, and 25. b) Start ZRVE-13A and 2HVE-13B. Check dampers D-17, 18, and 19 open.
- )Stop 2HVE-14 and 2HVE-3 3.
5.9.3 Subsequent actions. 1. Stop either 2HVE-13A or 2HVE-13B. 2. Slowly open either FCV-25-15 & 17 or FCV-25-14 & 16 to let outside makeup air enter Control Room. Pressurize Control Room to a minimum pressure of 0.125 inches water but do not exceed a maximum of 0.140 inches water. NOTE: Testing has indicated that less than 430 cfm makeup is required to maintain a pressure of 0.140 inches water. 6.0 R EFERENCES : 6.1 FSAR Chapter 9.4. 6.2 Ebasco P&ID 2998-G-879, HVAC Control Diagram. 6.3 Ebasco P&ID 2998-G-873, General Arrangment. 6.4 Ebasco P&ID 2998-G-868, Reactor Building. 6.5 Ebasco P&ID 2998-G-869 6.6 Ebasco P&ID 2998-G-870, General Arrangment. 7.0 RECORDS REQUIRED: 7.1 Normal log entries. 7,2 The Nuclear Plant Supervisor should ensure that necessary data is collected to submit a Licensee Event Report, if required. s}}