Amana-Goodman 0151M00070 Expansion Valve 320788-704 and W45 series controls

and W45 series controls

How do I troubleshoot a flashing LED code on this board

or an audible 'humming' from the solenoid without the valve opening to release gas to the manifold

Durable Construction: High-tensile spring steel provides long-term reliability in varying HVACR environments (-20°F to 150°F)

Amana-Goodman 0151M00070 Expansion Valve 320788-704 and W45 series controlsThe Amana Goodman 0151M00070 Expansion Valve is a precision engineered 1. 5 ton Chatleff TXV designed to optimize refrigerant flow within residential air conditioning and heat pump systems. This genuine Goodman OEM replacement part ensures peak thermal efficiency by accurately modulating the flow of liquid refrigerant into the evaporator coil based on cooling demand. Featuring a durable Chatleff fitting, this expansion valve provides a secure, leak