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INLET
PRESSURE
MANIFOLD
PRESSURE
VALVE ORIFICE
ADJUSTMENT
REGULATOR
ADJUSTMENT
 
Gas Train Illustration 
 
 
REGULATOR
ADJUSTMENT
HIGH GAS PRESSURE SWITCH
DUAL SAFETY SHUTOFF VALVE
LOW PRESSURE GAS SWITCH
MANIFOLD PRESSURE
VALVE ORIFICE
ADJUSTMENT
 
Alternate Gas Train Illustration