Rheem-Ruud 60-101778-01K 3/4" Two-Stage Natural Gas Valve for Hot Surface and Direct Spark Ignition Systems

The Rheem-Ruud 60-101778-01K is a premium combination gas valve designed for use with hot surface ignition (HSI) and direct spark ignition (DSI) systems in residential and commercial gas-fired heating appliances. This OEM replacement valve utilizes the proven Honeywell VR8305Q4351 platform, delivering reliable performance with a capacity of up to 270,000 BTU/HR.

Key Features:

• 3/4-inch NPT inlet and outlet connections for standard installation
• Two-stage operation for improved efficiency and temperature control
• Standard opening characteristics for consistent gas flow
• Compatible with 24 VAC control systems
• Adjustable pressure regulator ensures proper gas pressure for optimal combustion
• Dual automatic safety shutoff valves meet safety code requirements
• Field-convertible from natural gas to LP with appropriate conversion kit (sold separately)
• Easy top-access design for wiring and adjustments

This combination gas control integrates a manual shutoff valve, dual automatic operators, and a servo pressure regulator in one compact unit. The valve body measures approximately 5-3/8" in length, 3-1/2" in width, and 5-1/8" in height, making it suitable for a wide range of furnace applications. Compatible with various Rheem-Ruud furnace models including RKMB, RKNB, RKNL, RKRL, and SKNL series units.

Technical Specifications: Natural gas configuration, 0.7A current draw, operates on standard 24 VAC heating systems, includes inlet and outlet pressure taps for diagnostic testing. The first automatic valve opens on thermostat call for heat and closes when the call ends, while the second stage provides enhanced capacity control for multi-stage heating systems.