Pfaff 260 Service Manual page 6

Page
The Upper Driving Belt Sprocket 46
The Needle Vibrating Eccentric Bevel Gear . 47
The Driving Eccentric for the Automatic Mechanism 48
Timing the Sewi:ng Hook 48
Pfaff 260- Needle Bar Rise 49
The Upper Driving Belt Sprocket 50
Pfaff
360-
Needle Bar Rise . 51
Exchanging the Sewing Hook in the Pfaff 360
52
The Position Finger Brocket . . 52
Setting the Needle Bar at Correct Height . 53
Adjusting the Feed Dog in the Feed Slot . . 53
Setting the Presser Bar and the Feed Dog at Correct Height 55
Dismantling, Replacing and Adjusting tne Stitch length Control 56
Adjusting the Bobbin Winder . 57
Setting the Needle Threader 58
Changing the Thread Check Spring
60
Changing the Cord Belt . . . . . . . . .
61
Assembling and Adjusting the Zigzag Regulator Mechanism 63
The Zigzag Regulator Mechanism . 64
Stripping the Automatic Mechanism
64
Dismantling the Stitch Width Control
64
The Stitch Width Regulating Mechanism in the Machine Arm 64
The Stitch Width Control 65
Adjusting the Stitch Width Control . 66
Rough Adjustment of Zigzag Stitch . 67
Fine Adjustment of Zigzag Stitch
67
Zeroing the Needle for Straight Stitching
67
Adjusting the Needle Position . . 68
Centering the Needle in the Needle Plate Slot 69
Converting a Pfaff 260 (360) into a Pfaff 260-261 (360-261) 71
Installing the Automatic Mechanism
71
Mounting the Engaging levers . 71
Essential Parts of the Pfaff (-261) Automatic 73
Mounting the Pressure Spring Assembly 75
Adjusting the Engaging levers . 75
Replacing the Top Cover . . . . . . . . .
76
Checking the Needle Position in Relation to the Needle Plate Slot
76
Testing the Performance of the Automatic Mechanism . 77
Checking the Operation of the Engaging levers 77
Eliminating Troubles in Automatic Sewing . 77
Installing a PE 260 or 261 Motor into the Pfaff 260 (-261)
79
Changing the Motor Belt
81
Trouble Shooting . . . . . . . .
81
Dismantling and Reassembling the Pfaff Hook . 84
Works of the Pfaff 260-261 . • 85
The Two-Position Presser Bar lifter . 86
The Pfaff Tool Kit . . 86
Abridged Adjustment Procedure for the Zigzag Regulator Mechanism of
Pfaff 260 (360) Machines 87