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General| Brand | Singer |
|---|---|
| Model | 143W1 |
| Category | Sewing Machine |
| Language | English |
Details the machine's aluminum alloy construction, rotary hook, and recommended operating speed.
Instructions for oiling the sewing machine at designated points, including frequency of lubrication.
Guidance on selecting appropriate Singer needles and thread sizes for optimal stitch quality.
Procedure for correctly removing the bobbin case from the sewing machine hook race.
Steps for winding thread onto the bobbin and properly threading the bobbin case.
Instructions for setting the needle, threading the machine's upper and lower threads.
Steps to prepare the machine and material before starting to sew, including thread pickup.
Guidance on turning corners, removing work, adjusting presser foot pressure, and setting thread tensions.
How to adjust the length and width of the zigzag stitch using machine controls.
Adjusting the thread controller spring for optimal thread slack management.
Procedures for setting the needle bar frame, needle bar, and removing arm/vibrator shafts.
Adjusting feed dog, timing the hook, and hook removal procedures.
Instructions on how to remove and replace the drive belt within the machine's arm.
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