ML23241A171

7 to Updated Final Safety Analysis Report, Chapter 3, Figure 3.2-26, Drawing 102026-3, Rev. 54, Sheet 3, Nitrogen and Hydrogen Systems

ML23241A171
Person / Time
Site:	Diablo Canyon
Issue date:	05/25/2023
From:	Pacific Gas & Electric Co
To:	Office of Nuclear Reactor Regulation
Shared Package
ML23241A052	List: DCL-23-044, 7 to Updated Final Safety Analysis Report, Chapter 9, Figure 9.4-10, Drawing 512904, Revision 15, Mechanical Air Monitoring Technical Support Center and Post-Accident Sampling System Air Flow Diagrams ML23241A053 ML23241A054 ML23241A055 ML23241A056 ML23241A057 ML23241A058 ML23241A059 ML23241A060 ML23241A061 ML23241A062 ML23241A063 ML23241A064 ML23241A065 ML23241A066 ML23241A067 ML23241A068 ML23241A069 ML23241A070 ML23241A071 ML23241A072 ML23241A073 ML23241A074 ML23241A075 ML23241A076 ML23241A077 ML23241A078 ML23241A079 ML23241A080 ML23241A081 ML23241A082 ML23241A083 ML23241A084 ML23241A085 ML23241A086 ... further results
References
DCL-23-044
Download: ML23241A171 (1)

Text

30 31 32 33 34 35 36 37 38 39 NO TES:

I. ALL PIPING ON THIS SHE ET SHA L L BE NIT ROG EN SU PP LY SYSTEM PG&E CL ASS ' E ' EXCEPT AS NOTED.

2. MANUAL VA L VES :

WI TH ITEM No . SHAL L BE UNDER SPEC , 0722 .

E WI TH PG&E MARK No. SHA L L BE UNDER SPEC . 871 I . E

3. VALVES WITH THIS NO TE IPCV-I50 , 153, 154, 155 & 156 1 SHALL BE LOCATED AS CLOSE TO T HE TANKS AS POSSIBLE . 0CID

~g~~~6L INTER! M POST

~ TAN K 1- 1 ACCIDENT SAMPLE 4.

5.

PCV WITH THIS NOTE HAS AN INTEGRAL RELIEF VALVE .

IPCV - I 4 5, 146, & 147 1 ~

PRESSURE GAUGE INTEGRAL WI TH PCV' s 1~~~~~~~~~~~~~~~~~~@ITill>ilBi-[N08tfSYSTEM K 2 43£ - 808 I ~

ZJNC I NJECTION PRESSURE DOWNSTRE AM OF PCV-I46° I 15 PSIG Q. HOLD - UP TANKS PRESSURE DOWNSTREAM OF PCV-I45°I I 5 PSIG )

6. 4R2 BALL VA LVES DWG . 053479 . 34,35,36,37 -CID)< ANk. I-/

7. SEE DWG 34 100 1.

8. I NSTR . CLASS I I ; 3/4 "x 0 . 065 WAL L , SS TUB I NG . A8ANOONDE0 l NP LACE

9. SUPERIOR AIR HANDLING CO . MODEL No . 9 . <ill)

D 10 . CONTROMAT IC S 3/4 " BA LL VALVE 3/4-B/C-I6-22-B-C-FP . D I I. CONTROMATICS I " BAL L VA L VE I-B/C-I6-22-B-C-FP .

I 2. DELETED

13. 3/4" WH I TE Y MODEL *SS -6 3ES I 2.

14 . FILTRITE LMO- I OS- 3/4 "F DUO-FINE DFN 0.45 IOUN . (TII>

15 . SPRING LOADED CHECK VA L VE , C I RC LE SEAL 249T 8PP-6 . <TI])

16 . PORTIO N OF MANIFOLD TUBING REP L ACED WITH PG&E SPEC "S " PER 50535682 - 8.

ftCCUMULAT~R tAt/J<$ @t(D (TYP. 3) ~------ --2-6-3-- B- 3~2 llli..!11 NOTE 11 TO HCV-I42 C C Q N f- ~

B B

) 37A-E _:--:5--1-,

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UN IT A DIABLO CANYON POWER PLANT - PG& E CO .

NITROGEN AND HYDROG EN SYSTEMS DRAW i NG SHEET PAGE REV 102026 3 0 5~