A steris field service technician arrived onsite, inspected the lighting system, and identified evidence of fluid intrusion within the housing of one of the lightheads.The evidence included signs of electrical damage to the internal pc board, fluid tracks highlighted by soot, and a melted part of the lighthead due to heat from the pc board.During the cleaning, excess liquids were applied to the lighting system and entered the lighthead housing.The liquids came in contact with the internal electrical circuitry and created an electrical shortage.The technician replaced the wire harness and pc board, tested the unit, and confirmed it to be operating according to specification.The operator manual states "dampen a soft cloth with the cleaning solution and wring out the excess moisture.Thoroughly wipe the areas to be cleaned," and "wipe all surfaces with a clean dry soft cloth." the technician discussed the event and proper cleaning procedure with the or manager.
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