Index Page:12. Folders and pick-up folders (Working methods B, F)12.1 Proper fastening. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9312.2 Aligning the folder as to the middle of the pocket opening. . . . . . . . . . . . . . . . . . . . . . 9412.3 Checking the position of the folder as to the needles and the center knife . . . . . . . . . . . . 9512.4 Guide plates at the folder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9612.5 Lifting motion and suspension of the folder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9712.6 Presetting the mounting plate for the pick-up folder . . . . . . . . . . . . . . . . . . . . . . . . . 9912.7 Aligning the pick-up folder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10012.7.1 Aligning the folder sole as to the middle of the pocket opening . . . . . . . . . . . . . . . . . . . 10012.7.2 Adjusting the height of the pick-up folder as to the folder . . . . . . . . . . . . . . . . . . . . . . 10112.7.3 Position of the pick-up folder in sewing direction . . . . . . . . . . . . . . . . . . . . . . . . . . . 10212.8 Adjusting the guide plates at the pick-up folder . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10312.9 Stop screw for the pick-up folder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10412.10 Recognition of the pick-up folder . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10513. Feeding device for working method B and F13.1 General notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10713.2 Changing the toothed belt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10713.3 Adjusting the belt tension (Working method B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10913.4 Basic adjustment of the swivel arms (Working method B) . . . . . . . . . . . . . . . . . . . . . . 11013.5 Aligning and adjusting the flap clamp (Working method B) . . . . . . . . . . . . . . . . . . . . . 11313.5.1 Aligning the flap clamps as to the pick-up folder . . . . . . . . . . . . . . . . . . . . . . . . . . . 11313.5.2 Aligning the flap clamps as to the pick-up folder . . . . . . . . . . . . . . . . . . . . . . . . . . . 11415.5.3 Adjusting the flap clamp lifting device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11515.3.4 Adjusting the flap clamp as to the rest table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11713.6 Flap turning device (Working method F) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11813.6.1 Exchanging the toothed belt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11813.6.2 Basic position of the turning device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12013.6.3 Aligning the flap turning device as to the feeding device and to the sewing level . . . . . . . . 12113.7 Sewing test according to pattern . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12514. Device for cutting the piping ends open automatically14.1 Adjusting the piping cutter as to the pick-up folder . . . . . . . . . . . . . . . . . . . . . . . . . . 12814.2 Adjusting the height of the rest table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12914.3 Adjusting the piping strip deflector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13014.4 Exchanging the piping knives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13114.5 Checking the rear end position of the piping knife . . . . . . . . . . . . . . . . . . . . . . . . . . 13214.6 Toothed belt tension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13314.7 Replacing the toothed belt. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13415. Positioning device for working method D15.1 General notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13515.2 Aligning the folder. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13515.3 Aligning the positioning device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13615.4 Adjusting the pattern shift correction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13715.5 Adjusting the butterfly valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1383