7" WC but the SPNO contacts fail to close

The Trane CPT0444 is a professional-grade 25 Microfarad 440Vac Oval Run Capacitor designed for continuous motor operation in residential and commercial HVAC systems

and boiler brands

this direct replacement orifice ensures calibrated fuel-to-air ratios for optimal combustion efficiency

Technicians should test the DC microamp signal

Weil McLain 512-200-077 Main Burner 7" WC but the SPNOThe Weil McLain 512 200 077 Main Burner is a critical combustion component engineered for high performance gas delivery and flame stability in hydronic heating systems. As a veteran grade Weil McLain burner replacement, this tubular stainless steel unit is designed specifically for boiler maintenance in AHE, CG, and CGa series models. Its high grade stainless steel burner tube construction resists the corrosive effects of localized high temperature