the module dynamically modulates motor speed and torque

though a dedicated heat pump thermostat is generally recommended for full functionality

A primary advantage for technicians is the RealTest technology

Built to withstand secondary water hammer

Once the system cools to 135°F

Carrier EF33CZ256 Gas Valve 320074-702 the module dynamically modulates motorThe Carrier EF33CZ256 Gas Valve is a reliable 2 stage gas control designed specifically for liquid propane (LP) applications in high efficiency heating systems. Operating on a standard 24V furnace control circuit, this valve features a low fire setting of 4. 8" WC and a high fire manifold pressure of 10. 5" WC, ensuring precise fuel to air ratios for optimal combustion. As a direct replacement for the EF33CZ256A, this OEM component is commonly found