WaterLogic PUREZZA WL2FL FIREWALL Manual page 41

Flushing the Sanitizer from the Machine
10. Place a pitcher, catch basin, or other container under the faucet of the WL2FL Water Treatment
System. Dispense at least 5 litres of ambient water and test with a test strip to ensure 0 parts per
million of sanitizer is left in the ambient circuit.
11. Once ambient is clear, flush the cold tank. Run at least 10 Litres of water through the faucet by
dispensing cold water to dilute and remove the sanitizer from the cold circuit. You can use test
strips to evaluate the water and ensure 0 parts per million of sanitizer is left inthe circuit.
12. Once the sanitizer odour/taste has been flushed out of the cold and or ambient side ofthe
machine the sanitization process for the cold and or ambient circuits are nowcomplete.
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 isclear.
WARNING! HOT CIRCUIT IS NOT SANITIZED AND IS NOT REQUIRED.
Water in the hot circuit is not sanitary until the temperature exceeds 77°C (171
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 WL2FL Water Treatment System.
18. Reconnect UV lamp.
WL2FL Manual
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Page 43 – Revision EU07-07-17