Step 1:Install one O-ring onto the open end of Quartz Tube. Insert the tube into the SS chamber. Put the other O-ring onto the closed end of the tube. Hand tighten end nuts.
Step 2: Connect the 4-pin electrical socket to UV lamp pins.
Step 3: Carefully insert the UV lamp into the quartz tube through the open end nut. Hand tighten the black cover cap.
Step 4: Insert the black o-ring to the flow switch connector.
Step 5: Insert the flow switch on the outlet. Please be aware of the water flow direction.
Step 6: Set the button on the control switch to be “AUTO”, the UV lamp will start working automatically when water flow is sensed. “MOVE” mode is available if you want the UV lamp to work continuously. Push control switch button to “STOP” to turn off the UV lamp if needed.