Lochinvar & A.O. Smith 100208566 Sensor Refrigerant The Rheem-Ruud SP20164 Gas Valve

The Rheem-Ruud SP20164 Gas Valve is a critical OEM replacement part designed for precision fuel regulation in residential and commercial natural gas water heaters

Smith BTC-120 through 500A series (970 and up) and various Lochinvar commercial water heater models

maintaining the precise static pressure required for optimal burner performance

Using this on significantly smaller systems can lead to hunting and unstable superheat control

Is the packing nut adjustable on this series

Lochinvar & A.O. Smith 100208566 Sensor Refrigerant The Rheem-Ruud SP20164 Gas ValveThe Lochinvar & A. O. Smith 100208566 Sensor is a critical high limit outlet sensor designed for precise temperature monitoring in high efficiency hydronic heating and commercial water heater systems. This OEM replacement part serves as an essential safety component, providing the immersion sensor feedback necessary to prevent overheating and ensure stable thermal discharge. Engineered with a G 1 4 NPT thread for a secure, leak free seat, this K Stat