The Armstrong International D24659 (also identified by part number 6005639) is a heavy-duty LV-4W Remote Wall Mounted Thermostatic Operator designed for precise temperature regulation in hydronic heating systems

the 12-F27121-000-06 is a vertical mount fire sensor

Enhanced Compatibility: Replaces multiple previous iterations including 0131F00027S and 0131F00020

this is the body gasket only

check for 24V at the gas valve

Heil Quaker ICP 1185887 Motor Els PW 17895 The Armstrong International D24659 (alsoThe Heil Quaker ICP 1185887 Motor is a high performance 1 HP variable speed blower motor engineered for precision airflow management in ICP, Heil, Tempstar, and Comfortmaker HVAC systems. This OEM replacement motor, manufactured by Genteq (model 5SEA39RLV5423), is a dual voltage component compatible with both 120V and 230V 240V configurations. Operating at a standard 1050 RPM, this 48 frame ECM 5. 0 EON motor features a 1 2 inch diameter shaft and is