Lennox 17W04 Muffler 318820-201 maintaining critical clearance and airflow

maintaining critical clearance and airflow across the evaporator or heat exchanger

After confirming high voltage at the 5-pin plug and 24VAC demand at the communication harness

Will I need to reprogram the Building Automation System

specifically designed for high-capacity clean-up following a compressor burnout or major system contamination

the 903404 combustion fan assembly comes as a complete kit

Lennox 17W04 Muffler 318820-201 maintaining critical clearance and airflowThe Lennox 17W04 Muffler (OEM part 100304 01) is a professional grade acoustic attenuation component designed for high performance HVAC systems. This refrigerant line muffler features a 1. 59 inch diameter and 4. 38 inch length, specifically engineered to handle pressure variations while mitigating low frequency operational noise. Built with a 1 2 inch inlet and outlet connection size, it provides a seamless fit for Lennox condensing units and