As a genuine OEM temperature sensor

this cross-references with specific A

this CW (clockwise) rotation blade ensures the blower assembly moves air efficiently from the top intake through the floor-level discharge

replacing the 100077874 assembly often resolves the issue provided the gas valve and control board are functional

Can this be used for sequencing multiple valves

Laars Heating Systems RTXD7109 Replace Kit 318423-701 As a genuine OEM temperatureThe Laars Heating Systems RTXD7109 Replace Kit is a direct OEM solution for restoring the Neotherm Wave 3 4A control architecture. Engineered for high efficiency condensing boilers and volume water heaters, this Neotherm Module Replace Kit serves as the central processing unit for system modulation and safety logic. As a veteran grade HVAC replacement part, it handles critical functions including integrated PID temperature control, direct spark