Pfaff 937 Instruction Manual page 4

Index
Contents ..................................................................................Page
8
.01.03 Fitting the reel stand ............................................................................................................ 20
8
.02 Fitting the fl ange motor ....................................................................................................... 21
8
.03 Fit the belt guard of the fl ange-motor .................................................................................. 21
8
.01.06 Fitting the tilt lock ................................................................................................................. 22
8
.01.07 Connecting the plug-in connections and earth cables ......................................................... 22
8
.02 Commissioning .................................................................................................................... 23
8
.03 Switching the machine on/off .............................................................................................. 24
8
.04 Basic position of the machine drive unit ............................................................................. 24
8
.04.01 On machines with EcoDrive and control unit P40 ED ......................................................... 24
8
.05 Mounting/connecting the start inhibitor ............................................................................... 25
8
.06 Table top cutout ................................................................................................................... 26
8
.07 Table top assembly .............................................................................................................. 27
9
Preparation ........................................................................................................................ 28
9
.01 Inserting the needle ............................................................................................................. 28
9
.02 Winding the bobbin thread, adjusting the thread tension .................................................... 29
9
.03 Removing / Inserting the bobbin case ................................................................................. 30
9
.04 Threading the bobbin case, adjusting the thread tension .................................................... 30
9
.04.01 PFAFF 937 U without thread trimmer .................................................................................. 30
9
.04.02 PFAFF 937 with thread trimmer ........................................................................................... 31
9
.05 Threading the needle thread / Adjusting the needle thread tension .................................... 32
9
.06 Setting the zigzag stitch and the stitch position ................................................................... 33
9
.07 Adjusting the stitch length ................................................................................................... 33
9
.08 Adjusting the top feed (on machines without -918/14) ........................................................ 34
9
.08.01 Sewing without fullness ...................................................................................................... 34
9
.08.02 Applying fullness constantly ................................................................................................ 34
9
.08.03 Applying fullness intermittently ........................................................................................... 35
9
.08.04 Constant stretching of the lower material ply ...................................................................... 35
9
.09 Adjusting the top feed (on machines with -918/14) .............................................................. 36
10
Care and maintenance ....................................................................................................... 37
10
.01 Servicing and maintenance intervals ................................................................................... 37
10
.02 Cleaning the machine .......................................................................................................... 37
10
.03 Lubricating the hook ............................................................................................................ 38
10
.04 Oiling the zigzag drive .......................................................................................................... 39
10
.05 Checking/adjusting the air pressure .................................................................................... 40
10
.06 Cleaning the air fi lter of the air-fi lter / lubricator .................................................................. 40
11
Wearing parts ..................................................................................................................... 41