Pfaff performance 2054 - Page 16

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• Loosen fastening screws 23, 24 and 25 (fig. 13) as well as fastening screw 26 (fig. 14).

• Remove the front housing shell carefully.

Main Page

Table of Contents3
Contents3
Foreword5
Notes on the Sewing Machine6
Specifications7
Dismantling the Housing10
Feeding System17
Adjustment of the Flat-Toothed Belt Tension17
Adjustment of Feed Dog in Sideways Direction18
Timing of Feed Motion20
Adjustment of Feed Dog Height22
Adjustment of Synchronizer24
Adjustment of Presser Foot Height26
Adjustment of Top Feed Foot in Sewing Direction27
Adjustment of Top Feed Height28
Adjustment of the Height of the Free Motion Foot30
Zigzag Mechanism32
Adjustment of Needle in Needle Hole32
Stitch Forming Parts (Hook)34
Position of Needle in Needle Hole in Sewing Direction35
Adjustment of Hook-To-Needle Clearance38
Adjustment of Bevel Gears39
Sewing Hook Timing40
Adjustment of Needle Bar Height42
Adjustment the Bobbin Case Position Finger43
Stitching off44
Adjustment of Needle Threader44
Adjustment of Bobbin Winder Stop46
Adjustment of Bobbin Thread Tension47
Adjustment of Needle Thread Tension48
Adjustment of Thread Check Spring Stroke50
Adjustment of Equal Forward and Reverse Stitch Length52
Making up a Sewing Sample54
Repair Instructions55
Dismantling and Assembling the Needle Thread Tension55
Changing the Torsion Spring in Handwheel56
Dismantling and Assembling Sewing Hook58
Cleaning and Oiling the Machine58
Changing the Flat-Toothed Belt60
Changing the Bevel Gears66
Changing the Base Circuit Board70
Changing the Upper Circuit Board72
Changing the Keypad74
Changing the Synchronizer Circuit Board76
Changing the Motor78
Changing the Cable in the Foot Control80
Changing the Upper Stepping Motor82
Changing the Lower Stepping Motor84
Changing the SD Motor Unit86
Ajusting the Toothed Rocker90
Changing the Buttonhole Sensor94
Changing the Thread Monitor with Free-Arm Cover96
Changing the Needle Threader98
Upgrade of the Performance 205499
Upgrade from a PC Via a Serial Interface on the Machine99
Calibrating the Touch Panel100
Calibrating the Knee Lift Potentiometer100
Important Special Functions of the Performance 2054101
Display Contrast101
Version Number and Status101
Programmed Patterns102
Options for Messages102
Delete the Mashine Memory102
Demonstration102
Machine Test102
Test Program103
Test Start103
Display103
Buttons104
Touch Panel104
Signal Generator104
Foot Control105
Stepping Motors105
Sewing Unit105
Presser Foot Unit105
Buttonhole Control106
Synchronizer107
Machine Motor108
Bobbin Thread Monitor108
Overload Protection109
All Tests109
Test End / Test Result109

Pfaff performance 2054 - Page 16

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