Natural to Liquid Propane Conversion Kit for AC Pro 80G1, 95G1, and 95G1E Series Furnaces

The Allied Air 604888-13 LP Conversion Kit is an engineered field conversion assembly designed for adapting Armstrong Air single-stage, 90% modulating gas furnaces from natural gas to liquid propane operation. This kit provides all required orifices, regulators, and installation components to ensure accurate gas flow adjustment, proper combustion characteristics, and compliance with OEM performance specifications. It is intended for use by qualified HVAC professionals in accordance with manufacturer and local code requirements.

Details

• Model Number: 604888-13
• Manufacturer: Allied Air Enterprises / Armstrong Air
• Product Type: Liquid Propane Conversion Kit
• Part Number: 1941207
• Fuel Conversion: Natural Gas to Liquid Propane (LP)
• Compatibility: Armstrong Air Single-Stage 90% Modulating Gas Furnaces
• Included Components: Burner orifices, pressure regulator spring, identification labeling, and installation instructions
• Application: Field adaptation of gas-fired furnace systems for propane fuel operation
• Certification: Factory-approved accessory; conforms to ANSI Z21.18 for gas conversion fittings
• Installation Requirements: Must be performed by licensed HVAC technician per manufacturer’s service manual

Professional Specifications

The 604888-13 LP Conversion Kit provides all necessary hardware for adjusting manifold pressure and fuel metering when converting an Armstrong Air 90% modulating furnace to liquid propane operation. Each orifice and regulator spring is calibrated for precise gas delivery to maintain designed combustion efficiency and safe appliance operation. Installation includes verification of manifold pressure, combustion analysis, and labeling to identify converted equipment. The components are manufactured to OEM tolerances and undergo quality control inspection to ensure compatibility with listed furnace models.

Summary

The Allied Air 604888-13 LP Conversion Kit delivers a complete, factory-authorized solution for converting Armstrong Air 90% single-stage modulating furnaces from natural gas to propane. Its precision-calibrated components ensure compliant fuel conversion, consistent combustion performance, and safe operation in professional HVAC field applications.