York S1-1474-0041 Ignition Module R-410A When performing a retrofit or

When performing a retrofit or repair

The System Sensor APA151 is a critical remote annunciator with piezo alert designed for HVAC duct smoke detection systems

it is fully compatible with high-pressure refrigerants including R-410A and various HFC/POE oil configurations

the 24A05A-1 is specifically rated for 120 VAC input

Often referenced as reaching the same technical specifications as the Aaon 27099 switch

York S1-1474-0041 Ignition Module R-410A When performing a retrofit orAs a veteran in the field, you know that intermittent ignition issues on mid 80s to mid 90s Coleman units often trace back to a failing York S1 1474 0041 Ignition Module. This genuine OEM HSI control board is the designated replacement for Fenwal 1474 001 and Fenwal 1474 002 series modules. It is engineered specifically for direct flame sense systems, meaning it monitors the burner through the igniter itself without a secondary sensing rod. This