lift hoist monthly maintenance

When the lift hoist lift maintenance personnel to enter the inner workings must Diaozhu lift hoist lifts to prevent a sudden drop in casualties.
A. Check the wheel,small electric hoist intermediate shaft and bearing; cylinder pin and bearing; boom hinge shaft and bearings lubrication and wear;
B. Each of the above components filling oil. Extend bearing life.
C. Check the hydraulic oil and the oil level. Rose to the highest hydraulic lift oil above the tank bottom should be 40-50 mm.Lever hoist Hydraulic oil discoloration dark, oily sticky, or oil in gravel and other foreign matter, should be promptly replaced the hydraulic oil. Hydraulic lift system applications 32 # hydraulic oil.