Document OzJGRm4EVqgVa84285d5qQDJM
WRITTEN BY: WFS APPROVED BY: DATE: 5/27/88
CHECK ACTION STEPS (Capital letters) and Comments (Small letters)
BYPASS OF THE OHC REACTOR SHUTDOWN SYSTEM IS FOR MAINTENANCE ONLY.
1. THE OHC OPERATOR OR OHC LEAD OPERATOR IS INFORMED OF A NEED TO BYPASS THE OHC REACTOR SHUTDOWN SYSTEM. A. Prooftesting the shutdown system, zeroing transmitters, repairing transmitters, thermocouples, etc.
2. THE OHC LEAD OPERATOR IS THEN RESPONSIBLE FOR MAKING THE DECISION TO BYPASS THE REACTOR SHUTDOWN SYSTEM. A. The OHC lead operator or operator will then key the reactor shutdown system. a. The bypass keys are to remain in the key holder on the wall until needed.
3. THE OHC LEAD OPERATOR OR OPERATOR WILL THEN NOTIFY THE FOREMAN OR SHIFT SUPERVISOR OF THE BYPASSING OF THE SHUTDOWN SYSTEM.
4. THE OHC LEAD OPERATOR OR OPERATOR WILL WRITE DOWN IN THE SHUTDOWN SYSTEMS BYPASS LOG BOOK THE TIME, DATE, AND THE REASON FOR THE BYPASS OF THE SHUTDOWN SYSTEM.
5. THE OHC LEAD OPERATOR OR OPERATOR MUST REMAIN IN FRONT OF THE OHC CONTROL PANEL AS LONG AS THE REACTOR SHUTDOWN SYSTEM IS BYPASSED.
b. WHEN MAINTENANCE IS FINISHED WITH THE REPAIRS TO THE SHUTDOWN SYSTEM, THE KEY MUST BE RETURNED TO THE KEY HOLDER ON THE WALL.
SL 003941
C0''U'V>FM?XM.: Subject, of 14th j
WRITTEN BY: FSN APPROVED BY: MJF REVISED: 7/92
CHECK ACTION STEPS (Capital letters) and Comments (Small letters) REACTOR #_____ ISOLATION AND TAGGING CHECK LIST DA TE:_____ /_______/\______
THE INTENT OF THE TAGGING PROCEDURE IS TO ALLOW MAINTENANCE TO HAVE READY ACCESS TO DUMP OR CHARGE THE REACTOR. ONLY THE IMMEDIATE INLET AND OUTLET (PROCESS SIDE ONLY) BLOCK VALVES ARE INCLUDED. AUXILIARY EQUIPMENT (PREHEATERS, XCELTHERM SYSTEM, COOLING TOWER WATER SIDE OF CONDENSERS, etc.) ARE NOT CONSIDERED PART OF THE UNIT CLEARANCE AND WILL CONTINUE TO BE TAGGED WITH WHITE "DO NOT OPERATE" TAGS. IF DURING THE SHUTDOWN AND TAG OUT PROCEDURE, IT IS NOT POSSIBLE TO ISOLATE AS REQUESTED, (i.e. , A VALVE WON'T OPERATE) THE UNIT CLEARANCE PROCEDURE CAN STILL BE PUT IN EFFECT IF THE LINE IS PROPERLY TAGGED OUT AT ANOTHER LOCATION. THIS MUST BE NOTED AS SUCH ON THE FORM. FOR EXAMPLE, THE DOWN STREAM HCL FCV BLOCK VALVE WILL NOT CLOSE, SO THE UPSTREAM VALVE IS BLOCKED INSTEAD. THE UNIT CLEARANCE WILL BE DONE IN TWO STAGES. THE FIRST STAGE WILL ALLOW FOR FLUIDIZATION AND FLUSH WATER TO BE IN USE WHILE THE CATALYST IS BEING DUMPED OR CHARGED. THE SECOND STAGE WILL ALLOW THE REACTOR HEAD TO BE LOWERED.
REACTOR TAGGING DAILY REVIEW
DATE OPERATIONS FOREMAN MAINTENANCE FOREMAN
SL 003942
CCMPinCHTIAbt / Suliject.' to Prctfct iV Ord*r
th Judicial Yjt i i c t Court 'No. *51-1*45
STAGE 1 - PRIOR TO DUMPING OR CHARGING
STAGE 1 TAGGING IS TO BE HUNG PRIOR TO DUMPING AND IS TO BE REMOVED AFTER CHARGING IS COMPLETE.
If it is not possible to isolate and tag the system as requested, the unit clearance can still be put in effect if the system can be isolated at another block valve or blinding location. If this occurs the variance between tagging requested and actual tagging must be noted on this form. Yellow unit clearance tags required.
OPERATIONS MAINTENANCE
GROUND LEVEL HCL FCV DOWNSTREAM BLOCK VALVE HCL FCV BYPASS C2H4 BLOCK VALVE TO THE RECYCLE JET RECYCLE BLOCK VALVE AT THE MIX FEED HEADER 02 FCV DOWNSTREAM BLOCK VALVE 02 FCV BYPASS
VARIANCE (IF ANY)
SIGN
SIGN
CHECK BELOW CHECK BELOW
_______ _____ ,, _______ _______ _______ _______
_______ _______ _______ _______ _______ _______
FIRST DECK HCL PREHEATER INLET HCL BLOCK VALVE HCL PREHEATER INLET NITROGEN BLOCK VALVE BLOCK VALVE OUT OF C2H4 PREHEATER BLOCK VALVE ON COMMON DEGASSER DRAIN LINE DEGASSER INLET CROSSOVER VALVE (UNDER #5 DEGASSER) KYNAR BLOCK VL V ON INLET TO BOTH ANALYZER COOLERS , (SOUTH HANDRAIL NEXT TO ANALYZER SHACKS)
VARIANCE (IF ANY) ______________________________________________
SECOND DECK 'DEGASSER VENT CROSSOVER VALVE (OVER #5 DEGASSER) DEGASSER LCV DOWNSTREAM BLOCK VALVE DEGASSER LCV BYPASS DEGASSER SAMPLE BLOCK VALVE
VARIANCE (IF ANY) ______________________________________________
TOP DECK
SMALL PCV DOWNSTREAM BLOCK VALVE
SMALL PCV BYPASS
LARGE PCV DOWNSTREAM BLOCK VALVE
LARGE PCV BYPASS
PRIMARY MLS DOWNSTREAM BLOCK VALVE
PRIMARY MLS-BYPASS
' -
3.:.
VARIANCE (IF* ANY')**
_________________
SL 003943
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STAGE 2 - AFTER DUMPING
STAGE 2 TAGGING IS TO BE HUNG ONLY AFTER DUMPING IS COMPLETE. IT IS TO BE REMOVED ONLY AFTER THE REACTOR IS MADE READY FOR CHARGING.
OPERA TIONS MAINTENANC
SL 003944
GROUND LEVEL N2 TO 02 BLOCK AT 02 HEADER N2 TO RECYCLE IF R.D. IS BLOWN ISOLATE THE BLOWDOWN BOX CROSSOVER AIR VALVE #1 AIR BLOWER BREAKER IF NECESSARY #2 AIR BLOWER BREAKER IF NECESSARY N2 FCV TO MFH UPSTREAM BLOCK VALVE N2 FCV TO MFH BYPASS VALVE
SIGN
SIGN
CHECK BELOW CHECK BELOW
_______ _______ _______ _______ _______ _______ _______ _______
_______ _______ _______ _______ _______ _______ _______ _______
THE N2 TO THE MIXED FEED HEADER VALVE STATION MAY BE TAGGED AND UNTAGGED WITHOUT REMOVAL OF PERSONAL TAGS AT THE STATION. THIS CAN BE DONE IN ORDER TO PRESSURIZE AND LEAK CHECK THE REACTOR. REPAIRING LEAKS CAN ALSO BE DONE WITH THE SYSTEM PRESSURIZED (IF WARRANTED) PROVIDED THE PROPER COMMUNICATION IS GIVEN.
VARIANCE (IF ANY) :
Subject: to P ro te ctive . O rder
Of 14th J u d ic ia l D is tr ic t Court
No. 9 1 -lH b
REACTOR HEAD DECK N2 TO BLOWDOWN LINE AT BOTTOM
VARIANCE (IF ANY) ___________________________________________
FIRST DECK N2 PURGE TO APPROPRIATE AIR BLOWER (S. HANDRAIL)
VARIANCE (IF ANY) ______________________________________________
HALO DECK N2 TO CATALYST LEVEL TRANSMITTER GAUGE(#5 RX ONLY)
VARIANCE (IF ANY) ___ ________________________________________ __
CATALYST POT DECK N2 TO BLOWDOWN LINE BELOW CYCLONE N2 TO RAM VALVE N2 TO CAT POT STEAM TO THE CATALYST CHARGE POT
VARIANCE (IF ANY) ____________________________________
TOP DOME DECK FLUSH WATER BLOCK VALVE N2 PURGE TO PRESSURE TRANSMITTER BEFORE CYCLONE N2 PURGE TO PRESSURE TRANSMITTER AFTER CYCLONE N2 PURGE TO PRESSURE TRANSMITTER AFTER PRIMARY
VARIANCE (IF ANY)
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