L68B2 Mast Section Maintenance and repair of the mechanical part of the tower crane
(1) To keep institutions clean regularly and clean up parts of the dust in a timely manner;
(2) Check the amount of oil in each speed reducer, and if it is lower than the specified oil surface height, it should be refueled in time;
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(3) Check whether the breathable plug of each reducer can exhaust freely, and if it is blocked, it should be dredged in time;
(4) Check the performance of each brake, and adjust it in time if it is not sensitive and reliable;
(5) Check the bolts at each connection and tighten and supplement them in time if they are loose and fall off;
(6) Check the various safety devices and adjust them in time if failure is detected;
(7) Check all parts of the wire rope and pulley, if found excessive wear and tear should be handled in a timely manner;
(8) Check the lubrication condition of each lubrication site and add lubricating grease in time.
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