Sheave installation: After installing add oil to the oil level, pulling the wheel observe oil scraper ring and lubrication with oil and check for loose fasteners Shaft sheave, are well before use. During use sheave, a bearing class checks whether the phenomenon of high fever Shaft sheave, and observe whether the normal lubrication, the lubricant capacity of not less than the oil level, otherwise it should be increased. Replace oil every six months. Mine Shaft Derrick Top adjust the direction of movement of the fixed pulley rope, he carries the cage, bucket or skip Shaft weight Shaft sheave manufacturer, it is also often seen as a sign of mine. Mine shaft sinking winch sheave according to performance into Single sheave and sheave two-slot, single slot sheave which has seven-slot sheave dozens.