The Allanson 421-664 is a traditional iron-core transformer designed for high-voltage spark ignition in oil-fired applications

By optimizing the flow into the evaporator coil

this model is designed for clockwise operation

ensuring the system maintains optimal superheat and prevents liquid slugging of the compressor

Common Technician Questions Is the 103991001R compatible with older 103991001 assemblies

Heil Quaker ICP 1185248 Motor 322838-753 The Allanson 421-664 is aThe Heil Quaker ICP 1185248 Blower Motor is a high performance 1 2 HP OEM replacement motor engineered for precision airflow in International Comfort Products (ICP) fan coils and furnace assemblies. Operating at 240V with a synchronous speed of 1400 RPM, this 1 phase constant torque motor utilizes ECM (Electronically Commutated Motor) technology to maintain static pressure efficiency across a variety of residential HVAC configurations. Designed for a