Lennox 10W77 Expansion Valve 320074-702 For technicians servicing systems with

For technicians servicing systems with R410A

5 Cv rating that ensures optimal flow rates in fan coil and baseboard applications

This motor is rated for Clockwise (CW) rotation when viewed from the lead end/rear of the motor

This shaft control is typically utilized in York YK and YT chiller models

What does 'reverse acting' mean for this specific model

Lennox 10W77 Expansion Valve 320074-702 For technicians servicing systems withThe Lennox 10W77 Expansion Valve is a critical OEM R 22 expansion valve designed for precise refrigerant metering in residential and commercial cooling systems. This thermostatic expansion valve (TXV) includes an internal check valve, making it a direct replacement for heat pump applications and air conditioning units. Engineered by Parker for Lennox, the 10W77 regulates flow based on evaporator load to prevent slugging and optimize superheat levels.