Reassembling Atlas lead screw direction changing box
Ronald Crowell ( Atlas And Craftsman lathes) Facebppl (1) There are several things to pay attention to when assembling it. First, mount the assembled case on the lathe and thread the screw through all the parts including the 9-52A stub screw drive that goes on the left side. The screw aligns all the bores of the parts. (2) Do the following in the next paragraphs (3-) with only the above assembly (in (1), then install the inner gear guard over the case boss on the left. Look to see if it is flat against the head stock without needing to bend the case as in para (3). Then install the rest of the parts (spacer washer and a gear and the washer, nut) and repeat para (3) below. (3) With the 9-50A shift collar (dogs) in the middle (with the handle centered) you should be able to turn the screw with your fingers, and while doing so the stub end of the screw (that sticks out the left side) should not wobble at all. If the screw does not turn easily, then the lead screw is probably b...