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requiring a constant pilot flame for the ignition sequence of the main burner
while a red light signals an alarm condition
Constructed from durable cast iron
Most failures result from worn bearings or unbalanced blower wheels
ensuring the mechanical balance of the fan assembly remains within factory tolerances
McDonnell & Miller 341900 Bellows Assembly Els PW 29614 requiring a constant pilot flameThe McDonnell & Miller 341900 (Model SA47 104) is a critical replacement bellows assembly engineered specifically for Series 247 and Series 247 2 mechanical water feeders. As a veteran grade low water cut off component, this assembly facilitates the vital mechanical link between the float arm and the valve sealing mechanism. By utilizing a high integrity large bellows design, it ensures a hermetic seal that prevents boiler water from entering the
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