(1) Steel wire rope: Check for wear/rust daily; clean and apply special lubricating grease weekly to prevent breakage.
(2) Hydraulic system: Replenish oil and check for leaks regularly; replace the filter element quarterly to maintain stable pressure.
(3) Electrical system: Clean dust and fasten terminals monthly; test the sensitivity of safety devices to prevent short circuits.
(4) Structural components: Check for weld cracks and pin wear every six months; fasten the base bolts to prevent deformation and overturning.