Lennox 17F34 Collector Box

The Lennox 17F34 Collector Box, also identified by manufacturer part number 619598-33, is a critical cold end header box kit engineered for high-efficiency condensing furnaces. Designed specifically for the Lennox ML195 series and compatible 92G1 and 92AF units, this OEM Lennox furnace part is responsible for the systematic collection and management of acidic condensate and flue gases during the combustion process. As a direct replacement for legacy part numbers 86W18, 95W92, and 73W15, this assembly ensures the restoration of airtight seals in the combustion chamber, preventing hazardous gas leaks and promoting optimal indoor air quality. Constructed from high-durability, corrosion-resistant composite materials to withstand constant exposure to combustion byproducts, this kit includes the collector box assembly along with essential installation components like the condensate trap assembly (103429-01), vinyl caps, and drain hoses. Field technicians rely on the 17F34 for its precise fitment, which maintains factory-spec secondary heat exchanger drainage and peak fuel utilization efficiency.

• Direct OEM Compatibility: Engineered for a seamless fit in the Lennox ML195 furnace series, eliminating the need for field modifications.
• Integrated Condensate Management: Includes a complete condensate trap assembly and drainage hardware to handle moisture runoff effectively.
• System Safety & Integrity: Replaces cracked or leaking headers to ensure exhaust gas diversion and prevent CO leakage in the mechanical room.
• Comprehensive Kit: Ships with the header box, vinyl caps, drain plugs, and street elbows required for a professional-grade HVAC furnace repair.
• Standardized Performance: Restores the unit to original manufacturer specifications for airflow and thermal efficiency.

Which furnace models use the 17F34 collector box?
This part is the primary replacement collector box for Lennox ML195 series units, as well as several 92G1UH and 92AF1 models. Always verify the part number against your furnace's specific data plate.

Does this kit include the condensate trap and gasket?
Yes, the 17F34 Cold End Header Box Kit is an assembly that includes the 103429-01 trap, hose clamps, and associated drain plugs to ensure a complete seal during installation.

Can I use this to replace part 86W18?
Yes, the 17F34 is the designated replacement for discontinued Lennox part numbers 86W18, 95W92, and 73W15.

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.