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Christopher JonesSep 9, 2025
What to do if pre-tension is too high on my Brother Sewing Machine?
- GGabriel YuSep 9, 2025
If the pre-tension is too high on your Brother Sewing Machine, decrease the pre-tension strength.
What to do if pre-tension is too high on my Brother Sewing Machine?
If the pre-tension is too high on your Brother Sewing Machine, decrease the pre-tension strength.
What to do if the upper thread from the needle hole is short on my Brother Sewing Machine?
If the upper thread from the needle hole is short on your Brother Sewing Machine, decrease pre-tension strength.
What to do if there is improper tension release adjustment on my Brother Sewing Machine?
If the improper tension release adjustment occurs on your Brother Sewing Machine, adjust the tension release lever and presser bar lift gap to 1.5 mm.
What to do if the bobbin sticks in my Brother b838?
If the bobbin sticks in your Brother Sewing Machine, replace the bobbin.
What to do if the lower thread is not held by the lower thread tension spring after thread cutting on my Brother b838?
If, after thread cutting, the lower thread is not held by the lower thread tension spring on your Brother Sewing Machine, replace the lower thread tension spring.
Adjusting needle and feed timing for models.
Adjusting thread cutter timing for specific models.
Adjusting timing for upper and lower shafts.
Adjusting the position of the lower belt wheel.
Adjusting the gap between the needle bar and presser bar.
Adjusting needle and rotary hook timing.
Setting the gap between the rotary hook and needle plate.
Guide to identify and resolve common sewing machine problems.
General| Brand | Brother |
|---|---|
| Model | b838 |
| Category | Sewing Machine |
| Language | English |
