WL350 Operating, Installation, and Service Manual Page 44 – Revision 8-30-2016
Flushing the Sanitizer from the Machine
10.
Place a pitcher, catch basin, or other container under the faucet of the WL350 Water Treatment
System.
11.
Flush the Cold Tank. Run several liters (gallons) of water through the faucet by dispensing cold
water to dilute and remove the sanitizer from the cold circuit. You can use chlorine test strips to
evaluate the water.
12.
Once the sanitizer odor/taste has been flushed out of the cold side of the machine the
sanitization process for the Cold Circuit is now complete.
Fill the Hot Tank
13.
Press the Hot Water Select Button, followed by the main dispensing button to fill the hot tank.
Water will dispense from the faucet once the hot tank is full. Flush until water is clear.
WARNING!
HOT CIRCUIT IS NOT SANITIZED.
Water in the hot circuit is not sanitary until the temperature exceeds 77°C (171
o
F) for at least 5
minutes.
UV System Functional Test
WARNING!
ULTRAVIOLET RADIATION. Protect your skin and eyes against ultraviolet rays.
Never look directly at an operating UV light. Disconnect wiring before removing.
14.
Remove UV Firewall Lamp from Firewall housing. Remove Top Cover from Firewall housing.
Carefully remove Quartz Sleeve Spiral from Firewall Housing and inspect for cracks or other
damage. Reinsert Quartz Sleeve Spiral, replace Top Cover of Housing. Inspect UV lamp and
reinsert into Housing.
15.
Press dispensing button and check for blue glow from top of Firewall Housing and at Faucet
dispensing area to ensure UV lamp is operational.
Note: UV Lamp Sensor is temperature sensitive. During extended periods of use, especially when
filling or draining the unit, when water is not being dispensed UV lamp sensor can overheat
initiating a UV fault. If this occurs turn off unit for 5 minutes and allow sensor to cool before
resuming operation
16.
Disconnect UV lamp to test UV lamp sensor operation. Unit should alarm and green indication
LED on front of unit should flash.
17.
Disconnect power to WL350 Water Treatment System.
18.
Reconnect UV lamp.
