Pfaff 571 Adjustment Manual page 4

Index
Contents ..................................................................................Page
1
.04.24 Needle thread tension release ............................................................................................. 33
1
.04.25 Thread check spring (PFAFF 571 and 591) ........................................................................... 34
1
.04.26 Thread check springs (PFAFF 574) ....................................................................................... 35
1
.04.27 Bobbin winder ...................................................................................................................... 36
1
.04.28 Pressure of roller presser ..................................................................................................... 37
1
.04.29 Lubrication ........................................................................................................................... 38
1
.04.30 Re-engage safety coupling ................................................................................................... 39
1
.05 Adjusting the edge trimmer -725/04 .................................................................................... 40
1
.05.01 Position of the knife holder (on model 571) ......................................................................... 40
1
.05.02 Position of the knife holder (on model 591) ........................................................................ 41
1
.05.03 Knife stroke (on model 571) ................................................................................................. 42
1
.05.04 Knife stroke (on model 591) ................................................................................................. 43
1
.05.05 Cutting stroke (on model 571) ............................................................................................. 44
1
.05.06 Cutting stroke (on model 591) ............................................................................................. 45
1
.05.07 Knife position ....................................................................................................................... 46
1
.06 Adjusting the thread trimmer -900/83 .................................................................................. 47
1
.06.01 Resting position of the roller lever / radial position of the control cam ................................ 47
1
.06.02 Position of the thread catcher holder ................................................................................... 48
1
.06.03 Position of the thread catcher .............................................................................................. 49
1
.06.04 Knife position and knife pressure ......................................................................................... 50
1
.06.05 Bobbin thread retaining spring ............................................................................................. 51
1
.06.06 Manual cutting test .............................................................................................................. 52
1
.06.07 Releasing the tension .......................................................................................................... 53
1
.06.08 Linkage rod (only for the PFAFF 574) ................................................................................... 54
1
.07 Adjustment of backtacking mechanism -911/.. ..................................................................... 55
1
.07 .01 Needle in needle hole (only for PFAFF 571 and 591) ........................................................... 55
1
.07 .02 Couping for roller presser drive ......................................................................................... . . 56
1
.07 .03 Adjusting the roller presser drive ......................................................................................... 57