Capacitors are usually sold separately

the valve should be installed with the spindle in the vertical position

this cross-references with specific A

Check for a restricted capillary tube

also used across several State

Laars Heating Systems RTXD7109 Replace Kit 318423-701 Capacitors are usually sold separatelyThe 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