UV Error Codes
6 articles
The “Ho” (High Output) Display: Troubleshooting Overheating UV Units
Seeing an “Ho” code on your ultraviolet (UV) sterilization controller can cause immediate confusion, especially when…
Why Your UV Controller Beeps Every 30 Seconds (The End-of-Life Reset)
A UV water controller beeping consistently every 30 seconds is a factory safety alert indicating that…
Luminor “Error 1” Diagnostic: Lamp Connection vs. Ballast Failure
A Luminor ultraviolet (UV) water disinfection system flashing an “Error 1” message indicates that the controller…
Viqua A3 Error Code: Is Your Lamp Actually Dead?
Seeing the flashing A3 error code on your Viqua UV controller paired with a persistent audible…
Troubleshooting the “Red LED” on Sterilight Silver Controllers
A flashing or solid red LED indicator on your Sterilight Silver series UV controller accompanied by…
UV Controller Error Codes: The Definitive Lookup Guide for Viqua, Sterilight, and Luminor
This guide is part of the master resource: The Off-Grid UV Sterilization Blueprint: Ensuring Pathogen-Free Water…