Carrier EF33CW189 Gas Valve 30067439-890 the compressor remains locked out

the compressor remains locked out even if the switch resets

Using a suction-designed drier in the liquid line can cause internal flow issues and insufficient moisture removal for that stage of the cycle

This specific part is matched to PV

cap screws should be tightened evenly to a torque specification of approximately 300 lb-in (35 Nm) to prevent valve body damage

Carrier EF33CW189 Gas Valve 30067439-890 the compressor remains locked outThe Carrier EF33CW189 Gas Valve is a high performance, two stage natural gas valve designed for precision fuel regulation in residential and light commercial HVAC applications. Engineered by White Rodgers (Model 36H54 471) as a Factory Authorized Part, this dual stage component features a 3 4 inch NPT inlet and outlet to handle high capacity demands up to 300,000 BTU HR. Operating on a standard 24V AC circuit, the valve is factory set for 3. 5 inches