Hayward HydroRite UVO3 Troubleshooting Manual page 19

UV Lamp Removal & Replacement (cont.)
Pro Tip: Disconnecting the vessel sensor provides more room to access the lamp
connections for both removal and installation.
Step 5 Step 6
Remove lamps, rotating the base connection Disconnect lamps from ballast cables and
counter-clockwise and pull lamps straight out. reverse steps 1-5 with the new lamps.*
*IMPORTANT: DO NOT touch the lamps with bare hands. CALIBRATE the HydroRite ONLY
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after replacing all three lamps.