WL3 FX
Manual
Page 74 - Revision: 7-27-2022
10. Dispenses Hot and Cold Water at the Same Time
Possible Reason
Solution
Too much water pressure.
Recommend 40 to 60 psi for
WL3 FX
Water Treatment
System
to operate properly.
Check water pressure at the inlet bulkhead with a water
pressure gauge.
Additional method of verification is to turn off water to unit
and press the dispense button. Does the solenoid open
without water pressure to the unit? Listen for solenoid to
activate, not button “click”.
Adjust water pressure to 40-60 psi.
Hot or Cold solenoid is stuck
open.
Remove Top cover.
Check Hot Solenoid: Dispense cold water and visually inspect
tubing for water flow from both tanks.
Check Cold Solenoid: Disconnect elbow from outlet of cold
solenoid. Select hot water and dispense (quickly releasing
dispensing button to avoid much water coming out of cold
solenoid.
Replace solenoid as necessary.
11. No Cold Water Available
Possible Reason
Solution
Too much water pressure.
Recommend 40 to 60 psi for
WL3 FX
Water Treatment
System
to operate properly.
Check water pressure at the inlet bulkhead with a water
pressure gauge.
Additional method of verification is to turn off water to unit
and press the dispense button. Does the solenoid open
without water pressure to the unit? Listen for solenoid to
activate, not button “click”.
Adjust water pressure to 40-60 psi.
Closed Water Supply Valve
Open the Water Supply Valve
Cold Water Solenoid Valve
malfunction
Inspect the valve components for proper functionality.
Green Heater and Compressor
Switch on unit is off.
Turn Green Heater and Compressor Switch on.
I = ON
Loose connection(s) on the
Display PCB
Turn power off; unplug the unit 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.
Exhausted Filter
Replace filters as needed.
