WaterLogic PUREZZA WL2FL FIREWALL Manual page 61

Closed Water Supply Valve
Cold Water Solenoid Valve
malfunction
Red Heater & Compressor
Switch on unit is off.
Loose connection(s) on the
Display PCB
Exhausted Filter
Water Pressure is too high
WL2FL Manual
Open the Water Supply Valve
Inspect the valve components for proper functionality.
If water is dispensing at room temperature:
Turn Red Heater & Compressor Switch on.
I =ON
Turn power off; unplug the WL2FL Water Treatment System and
visually inspect solenoid connections into the Display PCB. Verify
the soldering points on connections are secure into the board.
Remove the PCB to inspect the front of the board.
Replace filters as needed.
Ensure input water pressure is between 2.5-3bar; Install pressure
reducer or regulator.
The correct input water pressure is critical to the performance of the
unit to allow solenoids to open.
Page 63 – Revision AUS-04-23