Figure 12-32.-Dragline.Figure 12-33.—Dragline fairlead.normally requires a larger diameter drag cable. TheThe construction industry rates dragline buckets inlength of the hoist wire rope is also shorter than normaldifferent types and classes. The types and classes are asto avoid cross winding on the hoist drum. The dragfollows:cable pulls the bucket through the material whendigging. When the bucket is raised by the hoist wire. Type I (light duty)rope and moved to the dump point, dump the bucket by. Type II (medium duty)releasing the tension on the drag cable.. Type III (heavy duty)NOTE: Do not lubricate the drag cable. If the drag. Class P (perforated plate)cable is lubricated and pulled through the dirt, it retainsthe dirt, which causes damage to the wire rope.. Class S (solid plate)12-19
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