MACHINE OPERATIONS AND CONTROLS OPERATION SWINGING 3 WARNING The tail of the machine extends outside the tracks. Before operating the swing, check that the area around the machine is safe. A 1. Before starting the swing operation, turn swing lock switch (1) OFF and check that swing lock monitor (2) has gone out. 2. Operate left work equipment control lever (3) to swing the upper structure. (A): Left swing (B): Right swing 3. When not using the swing, turn swing lock switch (1) ON. Check that swing lock monitor (2) lights up. 3-90 OFF ON