Lochinvar & A.O. Smith 100109251 Burner Assembly 318973-401 If the switch opens at

If the switch opens at 170°F

this Apollo RVW61 series valve is the standard choice for technicians requiring reliable thermal expansion protection and code-compliant safety in large-scale heating plants

Engineered with a 24V coil and a 25 Amp inductive rating

Enhanced System Reliability: Prevents compressor burnout by cycles during low-pressure scenarios

making it suitable for 100 psig saturated steam and high-temperature hydronic systems

Lochinvar & A.O. Smith 100109251 Burner Assembly 318973-401 If the switch opens atThe Lochinvar & A. O. Smith 100109251 Burner Assembly is a precision engineered Natural Gas (NG) replacement component designed for Flammable Vapor Ignition Resistant (FVIR) water heaters. This high efficiency final burner assembly features a #36 orifice and is critical for maintaining the stoichiometric balance required for clean combustion and optimal thermal transfer in residential and commercial units. As a veteran grade OEM part, it ensures