the capacitor is often sold separately

Onboard Diagnostics: Integrated logic helps technicians verify sensor feedback and damper positioning directly at the unit

Common Questions What is the function of the York S1-025-27727-003

These gaskets feature a high-density composition that resists degradation from chemical exposure and thermal cycling

and CGHA models

Resideo S87K1008 Ignition Module 320074-702 the capacitor is often soldThe Resideo S87K1008 is a robust direct spark ignition module engineered for high performance control in gas fired heating systems. Operating on a 24Vac ignition control circuit, this component is compatible with both natural and LP gas applications. Designed for reliability in the field, the S87K1008 features a 30 second minimum prepurge to ensure combustion chamber safety and an internal high voltage spark generator for consistent electrode arcing.