WaterLogic PUREZZA WL2FL FIREWALL Manual page 60

9. Dispenses Hot and Cold Water at the same time
Possible Reason
Too much water pressure.
Recommend 2.5 to 3bar for
the WL2FL Water Treatment
System to operate properly.
Hot or Cold solenoid is stuck
open.
10. No Cold Water Available
Possible Reason
Too much water pressure.
Recommend 2.5 to 3bar for
the WL2FL Water Treatment
System to operate properly.
WL2FL Manual
The correct input water pressure is critical to the performance of the
unit to allow solenoids to open.
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 2.5-3bar.
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 ColdSolenoid.
Replace Solenoid as necessary.
The correct input water pressure is critical to the performance of the
unit to allow solenoids to open.
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 2.5-3bar.
Solution
Solution
Page 62 – Revision AUS-04-23