Rheem-Ruud SP10963D Gas Valve 30067439-890 This model is a heat-only

This model is a heat-only

Operating on 24 Vac/Vdc

this Alco HF series valve features a manual superheat adjustment nut

allowing it to operate reliably at operating pressures ranging from 30 to 175 psig

or a stuck valve plunger causing the coil to overheat while energized

Rheem-Ruud SP10963D Gas Valve 30067439-890 This model is a heat-onlyThe Rheem Ruud SP10963D Gas Valve is a critical OEM component designed for high demand natural gas water heater and commercial heating applications. Operating on a 24V system, this valve is factory set to a 3. 5" WC (Water Column) manifold pressure to ensure precise fuel regulation and optimal combustion efficiency. As a veteran technician knows, maintaining the correct manifold pressure is essential for preventing soot buildup and ensuring the