Mcdonnell & Miller P-2-SS Probe Rod

Mcdonnell & Miller P-2-SS Probe Rod

Mcdonnell & Miller

  • $58.06


As a seasoned tech, you know that keeping high-capacity intermittent pilot systems running requires reliable gas flow control. The Honeywell VR8304M4507 is a dual automatic combination gas control designed specifically for 24 Vac gas-fired appliances. This intermittent pilot gas valve features a straight-through body pattern with 3/4 inch x 3/4 inch NPT connections, handling capacities from 30,000 to 415,000 BTU/hr. When performing a Honeywell gas valve replacement, this unit is your go-to for atmospheric boilers and commercial heaters, providing a 3.5-inch W.C. pressure regulator setpoint and a standard opening characteristic. It integrates a manual valve, two automatic operators, and a pilot adjustment in a compact footprint. For those working with diverse fuel sources, this natural gas to LP conversion ready valve includes the necessary kit to swap orifices in the field. Compatibility is robust, supporting S86, S860, S8610, and S90 series control modules, making it a versatile 24V furnace gas valve for modern intermittent ignition setups.

Key Benefits for the Contractor:
  • Dual Automatic Operators: Meets strict safety codes by providing two layers of gas shutoff via the solenoid-operated first valve and diaphragm-operated second valve.
  • Field Flexibility: Includes 3/4 in. x 1/2 in. reducer bushings and a natural to LP conversion kit to adapt to various manifold setups.
  • Optimized Serviceability: All wiring connections, pressure tappings (1/8 inch NPT), and pilot adjustments are accessible from the top for faster maintenance.
  • Durable Performance: Engineered for an operating temperature range of -40°F to +175°F, ensuring reliability in unconditioned mechanical rooms.
Common Questions:

Is the Honeywell VR8304M4507 compatible with my existing ignition module?
This valve is specifically designed for use with 24 Vac intermittent pilot modules, including the common S8600 and S8610 series. Always verify your specific module's requirements before installation.

Can I install this valve in any orientation?
Yes, the VR8304 series allows for mounting from 0 to 90 degrees in any direction from the upright position of the gas control knob, facilitating installs in tight furnace cabinets.

How do I handle the gas conversion for propane applications?
The package includes a certified LP conversion kit. Ensure you follow the specific regulator spring replacement procedures and leak-test all connections after the changeover.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.

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