The Lennox 98M09 (100336-01) Valve Assembly – EDA is a critical component in select Lennox heat pump systems, designed to support efficient electronic demand defrost (EDA) operation. This OEM valve ensures precise refrigerant management during heating and defrost cycles, contributing to both energy efficiency and system longevity.Technical Specifications:

• Manufacturer Number: 100336-01
• Type: Valve Assembly – EDA (Electronic Demand Defrost Application)
• Function: Regulates refrigerant flow and supports automatic defrost initiation based on system conditions
• Construction: Brass and aluminum body with precision fittings
• Connection Type: Brazed fitting connections (OEM-standard)
• System Compatibility: Designed for Lennox heat pumps utilizing EDA control boards
• Installation Location: Typically installed near the outdoor coil in the refrigerant line
• Refrigerant Compatibility: Suitable for R-410A and compatible refrigerants (verify per system)
• Application: Residential and light commercial HVAC systems

Performance Benefits:

• Improves defrost efficiency by triggering cycles only when necessary
• Reduces compressor run time and energy usage
• Minimizes frost-related performance loss in cold climates
• Enhances system reliability and reduces service calls

This is a genuine Lennox replacement part—essential for maintaining proper defrost function and long-term performance of your heat pump system.Now available at Beenimax – your reliable source for authentic Lennox HVAC parts.