Hook device, hook pulley is flexible rotation, no card tripping and rubbing; limit action, stop block is loose, the limit switch is sensitive and reliable; the wire rope is messy, rope, oddlot bent or broken wire phenomenon, whether there is grease moderate; rope guide is loose, damaged or off, the brake is not normal or abnormal brake system noise; operation button, under the left and right action is sensitive and reliable
Monthly inspection
Whether the drum shell weld deformation, loss or other abnormal situations; there is no contact contactor action state bonding anomaly; abnormal cable, hook device button; there is no crack and abnormal wear or hook abnormal deformation; hook pulley groove has no obvious wear; shell without injury; the fasteners are no loosening of fastening or replacement; wire rope end fixed with no loosening or shedding of abnormal pressure rope plate fastening or replace the rope pressing plate
Jijian
There is no serious burns or contactor wear and so on; the brake ring brake ring is badly worn; the driving wheel tooth is properly lubricated tooth and tread or rim is badly worn, oil filling replacement wheels; cable without injury, abnormal bending or torsion, aging; its loose connection; hanging ring there is no shedding from the slide, the connecting bolt electric car reducer and the operation of the motor is loose and tighten or replace the car, whether the stud pin breaking or shedding replacement cotter pin and fixed, the shell handle (block) whether the block upper road and the replacement of the block up lifting motor mounting bolt is loose, tighten or replace pulley is intact, there is no smooth rotary flexible wear
Yearly inspection
The driving wheel and the driven wheel have no crack or damage; tooth, tread or flange wear is serious, pulley groove uneven wear is greater than 3mm slot bottom and wall thickness of wear is ultra poor pulley replacement, wear the reel has no crack or cylinder wall is larger than the original wall thickness 10% reel change all the electrical performance of the circuit, the insulation resistance is lower than the electric circuit of 1.5MV check electric hoist www.jcyccrane.com