ML21305A483

6 to Updated Final Safety Analysis Report, Chapter 3, Figure 3.2-25, Sheet 1B of 13, Drawing 102025, Revision 52, Sheet 3B, Air Dryer 0 - 2

ML21305A483
Person / Time
Site:	Diablo Canyon
Issue date:	10/11/2021
From:	Pacific Gas & Electric Co
To:	Office of Nuclear Reactor Regulation
Shared Package
ML21306A142	List: DCL-21-074, 6 to Updated Final Safety Analysis Report, Figure 3.2-4, Sheet 1 of 16, Drawing 102004-3, Turbine Steam Supply System ML21305A089 ML21305A090 ML21305A091 ML21305A092 ML21305A093 ML21305A094 ML21305A095 ML21305A096 ML21305A097 ML21305A098 ML21305A099 ML21305A101 ML21305A102 ML21305A103 ML21305A104 ML21305A105 ML21305A106 ML21305A112 ML21305A113 ML21305A114 ML21305A115 ML21305A116 ML21305A117 ML21305A118 ML21305A119 ML21305A120 ML21305A121 ML21305A122 ML21305A123 ML21305A124 ML21305A125 ML21305A126 ML21305A127 ML21305A128 ML21305A129 ML21305A130 ML21305A131 ML21305A132 ML21305A133 ML21305A134 ML21305A135 ML21305A136 ML21305A137 ML21305A138 ML21305A139 ML21305A140 ML21305A141 ML21305A142 ML21305A143 ... further results
References
DCL-21-074
Download: ML21305A483 (1)

Text

308 318 328 338 348 358 36B 378 38B 39B

______A IR DRYER

<TYPICAL FOR AIR DRYERS 0-2,0-3 AIR DRYER NUMBER /\'2 SERVICE DESCRIPTION £ OUTLET A TOWER 0-1 PRESSURE [NDICATOR 0-2 0-3 P[-540 P[-1703 Pl-1706 0-4

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t35-E A TOWER 0-2 PRESSURE [NDICATOR P[-541 P[-1704 P[-1707 DIFFERENTIAL PRESSURE P[S-540 P[S-541 P[S-542 INDICATOR W/ "HIGH* 6P ALARM NOTE I NOTE I PILOT AIR PRESSURE [NDICATOR P[-549 PI-1705 PI-1708 RV-541 PURGE EXHAUST PRESSURE SWITCH PS-540 PS-1708 PS-1709 PURGE AIR FLOW ORIFICE FE-550 FE-551 FE-552 NOTE 2 PURGE AIR FLOW IND[CATOR F 1 -550 F [ -551 FI -552 PURGE AIR PRES. CONTROL VALVE PCV-550 PCV-561 PCV-562 B PURGE AIR SHUT-OFF VALVE FCV-550 FCV-1550 FCV-1560 B PURGE AIR SWITCHING VALVES FCV-553 FCV-1553 FCV-1563 TO 4-WAY FCV-554 FCV-1554 FCV-1564 VALVES PtlRGE EXHAUST VALVE FCV -556 FCV - I 556 FCV-1 566 SV-1548 DE-PRESSURIZATION VALVE FCV-557 FCV-1557 FCV-1567 )494C-E I32) SV-1549 NOTE 6 SV-1550 RE-PRESSURIZATION VALVE FCV-555 FCV-1553 FCV-1565 FCV-55 I FCV-1 551 FCV-1 56 I P[LOT 491C-C 32 TOWER INLET SWITCH[NG VALVES NOTE NOTE A [R )495C-C I32)

FCV-552 FCV-1 552 FCV-1 562 MOISTURE SENSING ELEMENT/ 3 4 I

)493B-C 32)

INDICATOR/ "HIGH" DEW POINT CEL-540 CEL-541 CEL-542 ALARM FCV-551 C TOWER "0-1" RELIEF VALVE RV-540 RV-542 RV-544 C

TOWER 0-1 TOWER 0-2 TOWER "0-2" RELIEF VALVE RV-541 RV-543 RV-545 RE-PRESSURIZATION 4-WAY PILOT AIR SOLENOID VALVES REFERENCE MANUFACTURE SV-1548 SV-1549 SV-1550 663003-SV-1558 SV-1559 SV-1560 663004-SV-1568 SV-1569 SV-1570 663004-

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)492B-E I32)

FCV-555 PURGE VALVE SWITCHING DRAWING DC NUMBER 44 49 59 FCV-554 VALVE INLET LINE DWG. 34-E 33A-C 33A-B PURGE CROSS-REFERENCE COORDINATES 1--------il EXHAUST OUTLET LINE DWG. PURGE FCV-556 CROSS-REFERENCE COORDINATES 35-E 34A-C 34A-B SWITCHING D VALVE )492C-EI 32) D FCV-557 NOTES:

I. 3" TECHNO OUTLET CHECK VALVE.)358-A) DE-PRESSUR[ZAT[ON MUFFLER

2. I" APOLLO PURGE CHECK VALVE.)35B-8))36B-A)

3. f'" APOLLO 2-WAY MANUAL P[LOT AIR AND PURGE AIR SHUTOFF BALL VALVE.-)-37_8_-C~)

4. HECO PILOT AIR FILTER. )378-C)

E 5, 3/4 11 OUIETAIR DE-PRESSURIZATION MUFFLER.)36B-O) E

6. DRYING FLOW DCRECTION CAN BE EITHER UP OR DOWN. UNIT I REACTIVATION PURGE FLOW IS ALWAYS COUNTER-CURRENT TO DRYING DIRECTION-)34B-C))39B-C) P G & E CO. REV 2025S3B. MO I 12-0 I -94 ROA J SHEET 3B OF SHEETS I 02025 52

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