while the internal electromagnetic switch isolates and controls the higher voltage power exhauster motor

Manufactured from high-purity UNS C12200 copper

The unit features silver cadmium oxide contacts to provide superior conductivity and resistance to pitting under high-cycling conditions

as a purely analog pneumatic gauge

visible oxidation on the blades

Rheem-Ruud SP20166D Gas Valve 30067439-890 while the internal electromagnetic switchThe Rheem Ruud SP20166D Gas Valve is an essential OEM service component designed for high performance natural gas water heater repair. This combination gas control valve features a standard 1 2 inch NPT inlet and a 1 2 inch NPT outlet, factory set for a 5. 0 inch water column (WC) manifold pressure to ensure precise fuel regulation. Engineered for Robertshaw gas valve replacement applications, the SP20166D integrates a built in high limit energy