McDonnell & Miller 51-S Feeder Refrigerant the adapter breaks the millivolt

the adapter breaks the millivolt signal to the gas valve's power unit

Precise Fuel Regulation: Maintains consistent manifold pressure to prevent delayed ignition or incomplete combustion

What is the difference between EBFV and SBFV models

maintaining the same performance profile while offering updated current-sensing motor protection

this part ensures stoichiometric combustion to prevent soot buildup and inefficient fuel consumption

McDonnell & Miller 51-S Feeder Refrigerant the adapter breaks the millivoltThe McDonnell & Miller 51 S (Part Number 135600) is a heavy duty mechanical water feeder designed specifically for high capacity steam and hot water boilers. Engineered for systems with a maximum vessel pressure of 35 PSI and a maximum water supply pressure of 100 PSI, this unit provides a reliable proportional feed action to maintain optimal water levels without the hunting common in electronic setups. It features 1" NPT connections for high flow