Pfaff 521-340 Sewing Machine Service-Parts Manual.
Includes:
Timing of needle bar.
Checking the operating current.
Checking the mains voltage.
Exchanging the motor.
Electrical safety test.
Sew honeycomb stitch.
Insulation resistance.
Tighten nuts without twisting screws.
Remove arm cover.
Set needle thread tension.
Bobbin thread tension adjustment.
Zero feed regulator.
Replace face cover.
Presser bar height.
Parts list.
Much more!
Pfaff models:
340
521
541
721
741
46 page service manual plus detailed parts-diagrams.
Please Note***
This is a Service Manual. If you need the instruction manual, please visit our shop.
Pfaff 521-340 Sewing Machine Service-Parts Manual.
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