Crown-drilling pumping sand:
Equipped studio and cabin crew from the hull, flush systems, evacuation systems, sediment pumping systems, mobile systems and other components. Flushing system includes a high pressure pump, high pressure pipes, smoking salon top. Evacuation system comprises a vacuum device. Sediment pumping system including power (motor or diesel), clutch, pumping sand pump, sand suction tube, flushing pipes, pipelines, buoys, etc. Mobile systems, including boom, winch, windlass, etc.