Southwestern Industries Trak 100 Series, Operating & Care Manual This Manual Covers Models: TRAK 100. TRAK 102. TRAK 103. This Manual Includes: Southwestern Industries Trak 100, 102 and 103, Milling Machine, Operating and Care Manual Spiral-bound – January 1, 2013 · Print length. 29 pages · Language. 123. Calibration of each axis of measurement. Detailed instructions are found in SWI Publication. No. 26109 "ProtoTRAK EMX Installation and. Service Manual.".Documentation, parts and resources for TRAK DRO, TRAK 100 DRO (Incl. TRAK 101, 102, 103), Trak MP1 DRO, TRAK MP10 DRO, TRAK MP15 DRO, TRAK MP2 DRO, TRAK MP5