Cyclopedia of heating, plumbing and sanitation; a complete reference work . cts with areceiver, into which all the returns are brought. A is a check-valveallowing water to pass through in the direction shown by the is a pipe connecting with the boiler below the water-line. B is a 142 HEATING AND VENTILATION 133 check opening toward the boiler, and K, a pipe connected with thesteam main or drum. The action of the trap is as fol-lows : As the bowl fills with water fromthe receiver, it overbalances theweighted lever and drops to the bot-tom of the ring. This opens the valveC, and admits s
Cyclopedia of heating, plumbing and sanitation; a complete reference work . cts with areceiver, into which all the returns are brought. A is a check-valveallowing water to pass through in the direction shown by the is a pipe connecting with the boiler below the water-line. B is a 142 HEATING AND VENTILATION 133 check opening toward the boiler, and K, a pipe connected with thesteam main or drum. The action of the trap is as fol-lows : As the bowl fills with water fromthe receiver, it overbalances theweighted lever and drops to the bot-tom of the ring. This opens the valveC, and admits steam at boiler pres-sure to the top of the trap. Being ata higher level the water flows by grav-ity into the boiler, through the pipe and steam are kept from passingout through D by the cheek A. When the trap has emptied it-self, the weight of the ball raises itto the original position, whieh movement closes the valve C and opensthe small vent F. The pressure in the bowl being relieved, waterflows in from the receiver through D, until the trap is filled, when the. Pig. I2D. Automatic Float-Operated Pump Governor Used instead of a Receiver. A U TO MA T/C VA L VE /
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Keywords: ., bookauthoramericanschoolchicago, bookcentury1900, bookdecade1900
