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How to Replace Viqua E4 Ultraviolet System Lamp and Service

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Summary

The UV lamp needs to be replaced after one year of use and it is the perfect time to change the prefilters and clean the UV quartz sleeve.

How to Replace Viqua E4 Ultraviolet System Lamp and Service

 

The Viqua UV lamp needs to be replaced after one year of use and it is the perfect time to change the prefilters and clean the UV quartz sleeve. Check out our Viqua UV Video Playlist https://www.youtube.com/playlist?list... 1. Close all faucets and shut off water supply. Press the pressure button to release the pressure from the cartridges. 2. Disconnect main power source and allow the unit to cool for 10 minutes. 3. Remove the lamp connector by pulling the tabs out and then upwards. 4. Hold sleeve bolt with one hand and turn lamp counter clockwise and pull the lamp outside the chamber in upward direction. 5. Unscrew the sleeve bolt and carefully remove it from the top of the chamber. Note: Sleeve may be attached to sleeve bolt. Hold sleeve with other hand while removing sleeve bolt. 6. Clean the quartz sleeve with a cloth soaked in CLR, vinegar or some other mild acid and then rinse with water. Note: If sleeve cannot be cleaned completely or it is scratched or cracked, then replace the sleeve. 7. Place O-ring on the sleeve Insert the sleeve into the chamber. Ensure quartz sleeve is properly centered in the chamber. 8. Place sleeve bolt onto the quartz sleeve, carefully push down and hand tighten onto chamber. 9. Insert new lamp into the quartz sleeve and thread into sleeve bolt until hard stop. 10. Align connection pins with the lamp connector by rotating the ring clamp. Push the lamp connector down onto the lamp pins and the ring clamp pins until an audible click is heard. Note: Ensure the connector is engaged on both sides. 11. Restore power. If new lamp was inserted, press and hold lamp timer reset button for 5 seconds. Display should read 365. 12. Remove both the housing(s) using sump wrench. 13. Remove and discard the old cartridge(s). Install new cartridge(s). 14. Reinstall the housing(s). 15. Open a faucet downstream of the system and turn on the water supply. Close the downstream faucet. Press the pressure button to purge air. Please share this video https://youtu.be/ww3EV7Vt738

 

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