ASHRAE Compliance: Designed to meet stringent ASHRAE 62

Damping Design: Internal geometry is optimized for soft closing to minimize water hammer risks in pressurized systems

contractors should ensure the Lennox 75X73 is seated squarely in the PCO cabinet with the vacuum-sealed packaging fully removed

making it suitable for exterior HVAC mechanical systems

Insert Connection Design: Facilitates a fast and secure socket-style installation

Lennox 17H17 Display Repair Kit 323613-751 ASHRAE Compliance: Designed to meetThe Lennox 17H17 Display Repair Kit is a critical service component engineered specifically for Lennox S30 and E30 high definition touchscreen thermostats. When an iComfort S30 or E30 display screen fails, becomes unresponsive, or shows communication errors, this kit provides the precise OEM replacement parts required to restore system interface functionality without replacing the entire control system. Designed for durability and professional HVAC