![background image](/i/singer/168147/singer-heavy-duty-4423/h/singer-heavy-duty-4423-004.png)
List of Contents
Machine Basics
Sewing
General Information
Maintenance and Troubleshooting
Principle Parts of the Machine ....................................................................................................................................................2/3
Connecting Machine to Power Source...........................................................................................................................................4
Two Step Presser Foot Lifter/
.....................................................................................................5
Accessories....................................................................................................................................................................................6
Winding the Bobbin ........................................................................................................................................................................7
Inserting the Bobbin .......................................................................................................................................................................8
Threading the Upper Thread ..........................................................................................................................................................9
Raising the Bobbin Thread ...........................................................................................................................................................11
How to Choose Your Pattern........................................................................................................................................................13
Sewing Straight Stitch ..................................................................................................................................................................16
Reverse Sewing/
............................................................................................................17
Choosing Stretch Stitch Patterns .................................................................................................................................................18
Blind Hem.....................................................................................................................................................................................19
...............................................................................................................................................................20
Sewing on Buttons .......................................................................................................................................................................22
Installing the Removable Extension Table ...................................................................................................................................23
Attaching the Presser Foot Shank ...............................................................................................................................................24
Needle/Fabric/Thread Chart.........................................................................................................................................................25
................................................................................................................................................................26
Inserting & Changing Needle .......................................................................................................................................................27
Changing the Bulb........................................................................................................................................................................28
Troubleshooting Guide .................................................................................................................................................................29
Adjusting Presser Foot Pressure
Automatic Needle Threader .........................................................................................................................................................10
Thread Tension ............................................................................................................................................................................12
Stitch Width Dial & Stitch Length Dial ..........................................................................................................................................15
Removing the Work/Cutting the Thread
Sew 1-step Buttonholes
Threading the Machine
Three Needle Position Dial ..........................................................................................................................................................14
Left and Right Side Balance for Buttonhole .................................................................................................................................21
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