ML22278A688

Rev. 21 to Updated Final Safety Analysis Report, Drawing M-87, Revision 22, Sheet 9, P&ID Drywell Chilled Water (Unit 2)

ML22278A688
Person / Time
Site:	Limerick
Issue date:	09/19/2022
From:	Constellation Energy Generation
To:	Office of Nuclear Reactor Regulation
Shared Package
ML22278A223	List: ML22278A202 ML22278A203 ML22278A204 ML22278A205 ML22278A206 ML22278A208 ML22278A209 ML22278A210 ML22278A211 ML22278A212 ML22278A215 ML22278A216 ML22278A217 ML22278A218 ML22278A219 ML22278A220 ML22278A221 ML22278A222 ML22278A224 ML22278A225 ML22278A226 ML22278A227 ML22278A228 ML22278A229 ML22278A230 ML22278A231 ML22278A232 ML22278A233 ML22278A234 ML22278A235 ML22278A236 ML22278A237 ML22278A238 ML22278A239 ML22278A240 ML22278A241 ML22278A242 ML22278A243 ML22278A244 ML22278A245 ML22278A246 ML22278A247 ML22278A248 ML22278A249 ML22278A250 ML22278A251 ML22278A255 ML22278A256 ML22278A257 ML22278A258 ... further results
References
Download: ML22278A688 (1)

Text

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4 2058 i ISH.7 =~£ PA:~ A,4) ! 2059 t_ ____ ~~---J CRD REPAIR OFFICE COOLER 3

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TD & FROM REACTOR ENCLDSlJlE COOLING WATER SYSTEM 2

2. MOUNTED AT HV-87-250A.

3. MOUNTED AT HV-87-251A.

4. MOUNTED AT HV-6T-250B.

5. MOUNTED AT HV-87-25l8.

6. ilJUNTED AT HV-87-240A.

1. MOUNTED U HV-87-2.QOB.

B. ElCTENSION STEM WITH FLOOR ST AND.

9. A COMMON TROUBLE ALARM IS PROVIDED IN CONTROL ROOM PANEL 2BC802 FOR EACH OF THE EXCESS FLOW CHECK VALVE LOCAL PANELS C227 ANO c22a. EACH ALARM IS INITIATED B'f CLOSURE OF ANY OF Tl£ EXCESS FLOW CHECK VALVES ASSOCIATED WITH THE LOCAL PANEL.

10. DELETED.

11.

DESIGN, FABRICATION. MATERIAL PROCUREMENT, ERECTION AND TESTING FOR ALL PIPING, VALVES AND EQUIPMENT SHOWN WITHIN THE SYMBOL [+--NOTE 111 ON THIS P&.IO, MAY BE IN ACCORDANCE WITH THE REQUIREMENTS OF THE PIPING CLASS DESIGNATION, DESIGN CODE 'D' WITH FOLLOWING EXCEPTIDNS:

a.I CLEANING REQUIREMENTS SHALL BE PER THE ORIGINAL LINE CLASS DESIGN.. TION.

b.l WEI.DING PROCEDURES TD BE USED SHALL BE AS REQUIRED PER TtE ORIGINAL LINE CLASS DESIGltATION.

12.

BALANCING VALVE WITH TWO BUILT-IN CHECK VALVES AND PRESSURE GAUGE CONNECTIONS.

13.

DOCUMENTED QUALITY CONTROL INSPECTIONS SHALL BE PERFORMED CBY TRAINED AND QUALIFIED INSPECTORS! ON PIPING INSTALLATION

~1:~s~~Tr~g51~A~~ ~~~~*~~\~~~~~~ANGERS.

INSTALLATIONS. THIS INSPECUON SHALL INCLUDE:

aJ COMPLIANCE WITH THE APPLICABLE REVISION Of THE. APf'ROVED-FOR-CONSTRUCTION INSTALLATION DWG./CRJT£RIA FOR:

CDfFIGURATIDN. LOCATION, ORIENTATION ANO SLOPE.

b.) PERFORM VISUAL INSPECTIONS TD ASSURE THAT PIPE/VALVES ARE: FREE FROM VISIBLE DAMAGE tr.e. SOOFACE GOUGES, AFIC STRIK£S.ETCJ.

o.l PERFORM VISUAL INSPECTION OF COMPLETED WELDS. REVIEW

~~;~~~y PROCEDURE, FIUER METAL AND WB..DER d.) VERIFY FINAL ASSEMBLY ANO TORCU8 PROPER BOLTING MATERIAL AND GASKET TYPES; CORRECT LUBRICATIONs THREAD ENGAGEMENT; COARE'.CT TDRQl.E VALUES.

1.J VERIFY VALVE DR IN-llf£ COMPONENT IDENTifICATIOH, SIZE.CLASS,t.ND TYPE.

i'.) WITNESS HYDROSTATIC/Pf£UMATIC TESTING.

14. "FB' MEANS 'FAD.ED TO BY-PASS POSITION'.

15. PENETRATION SLEEVES. INCLUDING TI£ PENETRATION SLEEVE TO FLUED HEAD WELD OUTSIDE CONTAINMENT ARE PENSYLVANIA SPE-CIAL PENETRA TIDN SLEEVES USED WITHOUT FWED !£ADS, INCLUDING THE FIRST WELD OUTSIDE CONTAINMENT ARE PENSYLVANIA SPECIAL, EXCEPT WHERE THE PENETRATION Sl£EVE IS PART OF AN ASME CLASS 2 PRESSURE BOUNDARY.

WHEN THE PENETRATION SL.EEVE IS PART Of AN ASME CLASS 2 PRESS~E BOUNDARY, Cl.e,.lliE PENSYLVANIA SPECIAL SLEEVE JOINS ASME PIPING INSIDE CONTAINMENT TO ASME PIPING OUTSIDE CONTAJHMOO ) THE FIRST Wfil.D BOTH INSIDE/OUTSIDE CONTAINMENT SHALL 8£ IN ACCORDANCE WITH ASUE CLASS 2.

16. THE EXCESS FLOW CHECK VALVE INTERNAL BYPASS IS TO BE LOCKED CLOSED PER LOCKED VALVE-LISTING1 PECO ADMINISTRA-TION PROCEDURE A-8.

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18. FOR UNIT COOLERS 28/F/GIH-212. THE INNER COILS (HEAR TO THE FANS) ARE 'A" COILS CONNECTED TO 'A' CHILL.ED WATER LOOP: AND THE OUTER COILS ARE "8' COILS CONNECTED TO 'B" CHILLED WATER LOOP. FOR UNIT COOLERS 2A/C/0/E-Z1Z. THE INNER COILS

<NEAR TO THE FANSI ARE 'B' COILS CONNECTED TO 'B' CHILLED Ml~rnLifr°lf~ ru5P~TER COILS ARE "A' COILS CONr£CTEO TO. 'A'

19. CONATINMENT ISOLATION SIGNAL HAS BEEN REMOVED FOR HV,.224A, HV*2248, HV*225A, & HV~2258.

20. HV-224A,HV-224S,HY-22:5A,&. HV*225B ARE ADMINISTRATIVELY CONTROLLED lN TilE CLOSED POSITION. AS A RESULT THEY ARE TREATED AS LOCKED CLOSED VALVES.

21. COILS 2A &. 2SE-274 ARE BLANKED OFF ANO ARE MIT IN SERVICE.

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2~~ Aft DELETED VALVE TV-C-245(AS) *

., CG.3l INCORP. ECR 03-0030.4 REV. 0.

19 1 ADDED NOTE 21 ANO REFERENCE TD IT AT 2A-E274.

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D DESCRIPTION TABLE OF ADDITIONS &. CHANGES USE OM.. Y PRINTS SlflWING LATEST DATE MECHANICAL P&ID DRYWELL CHILLED WATER H

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SHEET 9 OF