An overhead conveyor and wash assembly is provided for a citrus oil extractor. In one embodiment, a spray manifold is connected to a drive chain and has nozzles for applying a cleaning solution and water to the extractor rollers. A wiper bar assembly is pendulously suspended from the spray manifold and conveys citrus fruits through the extractor as needed. The wiper bar assembly is moved to a raised position to be retracted to the input end of the extractor. A second embodiment uses a spray manifold pendulously suspended from drive chains and conveys citrus fruit through the extractor as needed and also sprays cleaning solution and water as needed.