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Its non-integrated design allows for focused pilot maintenance without requiring a full control board swap
the extended copper connections allow for easy brazing without the risk of damaging the internal valve seals
protecting the furnace or air handler from airflow restriction
Always verify electrical loads against the SPDT contact ratings to ensure compatibility with your existing control circuit
McDonnell & Miller 328300 Fittings Freon Its non-integrated design allows forThe McDonnell & Miller 328300, also identified as the MA159 Quick Hook Up Fittings, is a critical component for maintaining the efficiency of steam boiler systems. Specifically engineered for seamless compatibility with Series 42A, 47, 64A, and 42S A low water cut offs and pump controllers, these fittings eliminate the need for complex field fabricated piping. This boiler control replacement part includes the upper and lower quick hook up fittings
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