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UV LAMP REPLACEMENT PROCEEDURE IMPORTANT SAFETY WARNING INSTRUCTIONS: READ COMPLETELY BEFORE PROCEEDING. When using this electrical equipment, basic safety precautions should always be followed, including the following: • Follow all applicable electrical codes. • Turn off power at main source before making any electrical connections or servicing the unit.
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WATER CHEMICAL BALANCE If you have installed your ULTRA UV unit on any water vessel other than fish ponds or ponds with live plants, it is important that you check and adjust the chemical balance of the water. The ULTRA UV unit dramatically reduces the need for chemical sanitizers, but a minimum sanitizer residual must be maintained.