Zanussi Aquacycle / ZDF Series / AirDry Dishwasher: Water fill failure AL5 (legacy EDW1500 alphanumeric); inlet valve open but required water level not reached.
On Zanussi (Zanussi Aquacycle / ZDF Series / AirDry Dishwasher) models: Closed supply tap, blocked inlet filter, defective 230V solenoid valve coil (nominal 3.8–4.4 kΩ), or airlock in water softener matrix.
Verify tap water pressure. Clean mesh filter in inlet fitting. Measure solenoid coil resistance (expected 3.8–4.4 kΩ). Hold Start/Pause plus Skip/Option button simultaneously for 5 seconds until three rapid confirmation beeps clear persistent error memory.
