NUCLEAR REACTOR STARTUP & STABILIZATION CHECKLIST
FACILITY OPERATIONS MANUAL – SECTION 1
REV 07 – 08 AUG 2025

MASTER CONSOLE
  CONDENSER SWITCH ....................................... ON
  STEAM GENERATOR SWITCH ................................. ON
  ENERGY GENERATION SWITCH ............................... ON
  COOLANT SYSTEM SWITCH .................................. ON
  REACTOR CORE SWITCH (1) ................................ ON
  REACTOR CORE SWITCH (2) ................................ ON
  PRESSURIZER SWITCH ..................................... ON
  FUEL SWITCH ............................................ ON

INTERNAL SUPPLY
  EXTERNAL POWER SUPPLY .................................. ON
  GENERATOR 01 MODE ...................................... MANUAL
  GENERATOR 01 SWITCH .................................... OFF

PRESSURIZER
  THERMOSTAT ............................................. ON
  HEATING POWER .......................................... ON
  HEATING POWER LEVEL .................................... SET TO HIGH
  WATER TEMPERATURE GAUGE ................................ MONITOR UNTIL 340C
  HEATING POWER LEVEL .................................... SET TO LOW

ENERGY GENERATION
  TURBINES BYPASS VALVE 03 ............................... SET TO 100% (OPEN)

ENERGY GENERATION
  RESISTOR BANK SWITCH 01 ................................ ON
  MAIN STEAM CONTROL VALVE 03 ............................ SET TO 6

COOLANT SYSTEM
  CIRCULATION PUMP 03 .................................... START
  FLOW SPEED BUTTON ...................................... MEDIUM PRESSED
  ORDERED SPEED DIAL ..................................... SET TO 50%

CONDENSER
  COOLING CIRCUIT COOLANT FLOW SPEED ..................... START
  FLOW SPEED BUTTON ...................................... MEDIUM PRESSED
  ORDERED SPEED DIAL ..................................... SET TO 50%

CONDENSER  
  STARTUP MOTIVE STEAM INLET VALVE (SMSI) ............... SET TO 100%
  OPERATIONAL MOTIVE STEAM INLET VALVE (OMSI)............ SET TO 100%

REACTOR CORE
  VESSEL PRESSURE ....................................... MONITOR UNTIL 140 BAR
  CONDITION – PRESSURE ≥ 140 BAR ........................ CONTINUE 

FUEL
  OPERATION MODE ......................................... SET TO NOMINAL
  LOAD FUEL .............................................. PRESS
  FUEL TEMPERATURE GAUGE ................................. CONFIRM ACTIVE

COOLANT SYSTEM
  ORDERED SPEED DIAL ..................................... SET TO 15%

CONDENSER
  COOLING CIRCUIT COOLANT FLOW SPEED ..................... START
  COOLING CIRCUIT COOLANT FLOW SPEED ..................... MEDIUM PRESSED

REACTOR CORE
  ROD HEIGHT ............................................. SET TO 93.3%
  CHAIN REACTION ......................................... MONITOR
  STATUS ................................................. WAIT FOR CRITICAL MASS

STEAM GENERATOR
  COOLANT VOLUME ........................................ MONITOR UNTIL 25000.00L
  CONDITION – VOLUME < 25000.00L ........................ CONTINUE 

SECONDARY CIRCUIT COOLANT FLOW SPEED  
  CIRCULATION PUMP 03 ................................... START
  FLOW SPEED BUTTON ..................................... SLOW PRESSED

CONDENSER
  VACUUM PUMP ............................................ ON (WHEN RETENTION TANK ≥ 50%)

ENERGY GENERATION
  TURBINES BYPASS VALVE 03 ............................... SET TO 0%

CONDENSER
  CONDENSER PRESSURE ..................................... MONITOR UNTIL ~0.1 BAR
  VACUUM PUMP MODE ....................................... SET TO OPERATIONAL

ENERGY GENERATION
  TURBINE BYPASS VALVE 03 ................................ MONITOR UNTIL 0%
  CONDITION – VALVE FULLY OPEN ........................... CONTINUE

CONDENSER
  STEAM JET EJECTOR – SMSI VALVE ......................... VALVE POSITION SET TO 0% (CLOSED)

COMMS CENTER
  START OPERATIONS REQUEST ............................... TRANSMIT
  RESPONSE ............................................... WAIT FOR PERMISSION

CONDENSER
  RETENTION TANK FILL LEVEL .............................. MONITOR UNTIL 49.75%
  CONDITION - TANK FILL LEVEL 49.75%...................... CONTINUE

CONDENSER
  STEAM JET EJECTOR – OMSI VALVE ......................... VALVE POSITION SET TO 30%

ENERGY GENERATION
  GENERATOR 03 – RPM ..................................... MONITOR UNTIL 3052 RPM
  RPM CONTROL – RAISE BUTTON ............................. PRESS TO BEGIN SYNCHRONIZATION
  SYNCHROSCOPE LIGHT ..................................... OBSERVE UNTIL LIGHT STOPS AT ZERO
  RPM CONTROL – RAISE / LOWER ............................ ADJUST TO HOLD ZERO POSITION
  SYNCHRONIZATION INDICATORS ............................. CONFIRM BOTH GREEN LIGHTS OFF
  GENERATOR 03 – VOLTAGE & FREQUENCY ..................... COMPARE TO BUS V / Hz
  SYNCHRONIZATION STATUS ................................. CONFIRM MATCHED (±1V / ±1Hz)
  CIRCUIT BREAKER ........................................ CLOSE

COOLANT SYSTEM
  MAIN STEAM CONTROL VALVE 03 ............................ SET TO 5

STATUS
  REACTOR POWER .......................................... STABLE
  GRID CONNECTION ........................................ ESTABLISHED
  OPERATIONAL MODE ....................................... ACTIVE – NOMINAL