WL250
Manual
Page 63 ‐ Revision: 12‐12‐2018
11.
No Cold Water Available
Possible Reason
Solution
Too much water pressure.
Recommend 40 to 60 psi for
WL250
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.
Red Heater and Compressor
Switch on unit is off.
Turn Red 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.
12.
Cold Water Dispenses from Faucet and Vent Outlet Simultaneously
Possible Reason
Solution
Improper tubing attachment
from the tank to faucet or vice
versa
Verify tubing is connected properly from tank outlets to
correct faucet attachments.
Scale has formed inside cold
tank outlet tube.
Remove cold water outlet tube from tank to faucet. Pour
some scale remover into cold tank.
Expansion chamber in Cold
Tank is not sealed properly.
Replace Cold Tank.
