OEM Compatibility: Authentic Amana Goodman replacement part ensuring a perfect fit for 90% efficiency models

this part is the standard combustion seal for various models across both lines

effectively breaking the 24V control circuit to the gas valve if it detects flame rollout or excessive heat buildup near the burner assembly

Engineered with a Single Pole Single Throw (SPST) normally open configuration

This is a clear sign the unit needs immediate replacement

McDonnell & Miller 221 Water Feeder R-22 OEM Compatibility: Authentic Amana GoodmanThe McDonnell & Miller 221 Water Feeder (Part Number 126600) is a heavy duty mechanical make up water feeder specifically engineered for boiler receiver tanks in commercial and industrial hydronic systems. This float operated unit provides precise proportional feed action, maintaining critical water levels without the need for complex equalizing connections. Built to handle a maximum vessel pressure of 35 PSI and a water supply pressure up to 150 PSI,