Covers: class 457, 466, 477 and 478 sewing machines.
Includes:
* Adjustments.
* Time rotating hook.
* Remove and replace bobbin winder.
* Adjust cam stack.
* Stitch width lever assembly.
* Feed timing.
* Center needle.
* Remove and replace motor.
* Wiring diagram.
* Belt tension.
* Lubrication.
* Fault finding chart.
* Much much more!
96 page service and repair manual.
This is a service manual. If you need the instruction manual, please visit our shop.
Singer service manuals
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