, also called cranes, are common lifting equipment used by construction companies. Tower cranes are used to lift construction materials such as steel bars, concrete, steel pipes and so on. Tower cranes are indispensable equipment on construction sites.
After 1000 hours of tower crane
work, clean the open transmission gear and apply grease after adjustment. Check and adjust the installation of the slewing bearing. Check and adjust the brake and safe installation. Check the wear condition of hooks, pulleys and wire ropes, and stop adjusting, repairing and changing if necessary.
For the damaged parts of the coupling after 4000 hours of repair or replacement. Repair or change the brake shoe. Change the wire rope, pulley, etc. Check the connecting bolts of the slewing bearing, replace if necessary, remove rust and paint.