Operating on a 208V AC 60Hz electrical profile

suitable for 3-way circuit applications or signaling

Is the D189 compatible with multi-speed systems

as this body is compatible with standard Emerson AMG and AMF coils

For technicians performing Trane furnace troubleshooting

Lochinvar & A.O. Smith 100109872 Ignition Control 30067439-890 Operating on a 208V ACThe Lochinvar & A. O. Smith 100109872 Ignition Control is a critical integrated controller designed for precise sequence management in high efficiency water heaters and boilers. This authentic OEM component is a direct replacement for legacy part numbers 9004470205 and 190714 000, ensuring full compatibility with existing hot surface ignition (HSI) systems. This module manages the combustion process by supervising the inducer motor, gas valve, and