Rheem-Ruud SP20166B Gas Valve 30067439-890 applying a thin layer of

applying a thin layer of thermal conductive compound to the sensor bulb before insertion into the well is recommended to eliminate air gaps

5 psi and a straight-through flow path

effectively disengaging the start capacitor once the motor reaches approximately 75% of its rated speed

Use a multimeter at the DC terminals to confirm the desired voltage before connecting your load

and MCX series controllers

Rheem-Ruud SP20166B Gas Valve 30067439-890 applying a thin layer ofThe Rheem Ruud SP20166B is a direct replacement natural gas valve engineered for 4" WC manifold pressure applications. Designed for high reliability in residential HVAC systems, this 1 2" NPT gas valve features a compact footprint and standard 1 2 inch inlet outlet ports, ensuring a straightforward fit during field replacements. As a critical component in the combustion string, the SP20166B manages fuel flow with precision, maintaining stable pressure