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Posted by mike on January 10, 2002 at 14:49:49:
CANT FIGURE THIS OUT , 2 LOW PRESSURE BOILERS CONNECTED TO COMMON HEADER 1 TO CARRY THE LOAD THE OTHER ON STANDBY , THE 1 ON STANDBY IS FOREVER FLOODING THERE IS NO NONRETURN VALVES on either boiler feed water valves are not leaking or are the low water make up valves suspect condensate is flooding standby boiler ; 10# pressure on boiler that is used for heat &hot water thanks