Pfaff 939 U - Proper Use

Contents
Contents .................................................................................Chapter – Page
8 Installation and commissioning ................................................................................. 8 - 1
8.01 Installation ..................................................................................................................... 8 - 1
8.01.01 Adjusting the table height ............................................................................................. 8 - 1
8.01.02 Fitting the top belt guard (only on the PFAFF 939 U) ..................................................... 8 - 2
8.01.03 Fitting the reel stand ..................................................................................................... 8 - 2
8.02 Fitting the Quick-flange motor (only on the PFAFF 939 U) ............................................ 8 - 3
8.03 Fit the belt guard of the Quick flange-motor. ................................................................ 8 - 3
8.04 Table top cutout for the PFAFF 939 U ........................................................................... 8 - 4
8.05 Table top assembly for the PFAFF 939 U ...................................................................... 8 - 5
8.06 Connecting the plug-in connections and earth cables ................................................... 8 - 6
8.07 Commissioning ............................................................................................................. 8 - 7
8.08 Switching the machine on/off ....................................................................................... 8 - 7
8.09 Basic setting of the machine drive unit ......................................................................... 8 - 8
(only on machines with Quick-Eco-Drive-Motor) .......................................................... 8 - 8
8.10 Mounting/connecting the start inhibitor (only on machines with Quick-Anbaumotor) ... 8 - 10
9 Setting up .................................................................................................................... 9 -1
9.01 Inserting the needle ...................................................................................................... 9 - 1
9.02 Winding the bobbin thread; adjusting the primary thread tension ................................. 9 - 2
9.03 Removing/inserting the bobbin case ............................................................................. 9 - 3
9.04 Threading the bobbin case, adjusting the thread tension .............................................. 9 - 3
9.05 Threading the needle thread / Adjusting the needle thread tension
on the PFAFF 939 U and PFAFF 3704-2/03 ................................................................... 9 - 4
9.06 Threading the needle thread / Adjusting the needle thread tension .............................. 9 - 5
on the PFAFF 3704-2/02 ................................................................................................ 9 - 5
9.07 Setting the zigzag stitch and the stitch position ............................................................ 9 - 6
9.08 Adjusting the stitch length ............................................................................................ 9 - 6
9.09 Adjusting the differential feed on the PFAFF 939 U ...................................................... 9 - 7
9.09.01 Sewing without fullness ................................................................................................ 9 - 7
9.09.02 Ständig Mehrweite einarbeiten ..................................................................................... 9 - 7
9.09.03 Applying fullness intermittently ..................................................................................... 9 - 8
9.09.04 Constantly stretch the top material ply. ........................................................................ 9 - 8
9.10 Adjusting the differential feed on the PFAFF 3704-2/.. .................................................. 9 - 9
9.11 Adjusting the multi-stitch or the zigzag stitch
(on the PFAFF 939 U with Quick-flange motor) ............................................................. 9 - 10
9.11.01 Changing from zigzag stitch to multi-stitch ................................................................... 9 - 10
9.11.02 Changing from multi-stitch to zigzag stitch ................................................................... 9 - 10
9.12 Entering start and end backtacks or condensed stitches .............................................. 9 - 11
10 Sewing (only on machines with Quick-Eco-Drive-Motoren) .................................. 10 - 1
10.01 Darning program ......................................................................................................... 10 - 2
10.02 Counted seam............................................................................................................. 10 - 2
10.03 Error messages ........................................................................................................... 10 - 3
10.04 Example of a seam on the PFAFF 3704-2/02 .............................................................. 10 - 3