To Next PageTo Next PageWhat to do if Brother KE-434C does not operate when turned on?
If the machine does not operate when the power is turned on and the foot switch is depressed: * Check if the head position switch cord is disconnected. * Adjust the position of the switching plate. * Replace the head position switch if it is broken.
How to adjust lower thread winding amount on Brother Sewing Machine?
If the lower thread winding amount is incorrect, adjust the position of the bobbin presser.
How to adjust incorrect thread tightness on Brother KE-434C?
Incorrect thread tightness can be due to: * Upper thread tension being too weak; adjust the upper thread tension. * Lower thread tension being too weak; adjust the lower thread tension. * Thread take-up spring tension and height being incorrect; adjust the tension and height of the thread take-up spring.
Why does the upper thread keep breaking on my Brother KE-434C?
The upper thread may be breaking on your Brother Sewing Machine due to several reasons: * The upper thread tension might be too strong - try adjusting it. * The needle may be installed incorrectly - ensure it is installed correctly. * The thread might be too thick for the needle - use the correct thread. * The thread take-up spring tension and height could be incorrect - adjust them. * There may be damage to the rotary hook, needle hole plate, or needle - file smooth or replace the affected part. * The thread might be melting (if it's synthetic) - consider using a thread cooling device.
Why is my Brother Sewing Machine lower thread breaking?
The lower thread may break because: * The lower thread tension is too strong, so adjust the lower thread tension. * The corners of the needle hole plate or bobbin case are damaged; file smooth or replace the affected part.
What to do if my Brother KE-434C does not operate when the power is on and the foot switch is depressed?
If your Brother Sewing Machine doesn't operate when powered on and the foot switch is depressed, it could be: * The head position switch not working - check if the cord is disconnected. * The switching plate position being incorrect - adjust the position of the switching plate. * The head position switch being broken - replace the head position switch.
How to adjust incorrect thread tightness on a Brother KE-434C Sewing Machine?
Incorrect thread tightness on your Brother Sewing Machine can be fixed by: * Adjusting the upper thread tension if it is too weak. * Adjusting the lower thread tension if it is too weak. * Adjusting the tension and height of the thread take-up spring if they are incorrect.
Why does the lower thread break on my Brother Sewing Machine?
The lower thread on your Brother Sewing Machine may break if: * The lower thread tension is too strong - adjust the lower thread tension. * The corners of the needle hole plate or bobbin case are damaged - file smooth or replace the affected part.
How to fix thread jamming in Brother Sewing Machine?
Thread jamming in your Brother Sewing Machine can occur if: * The thread take-up spring tension and height are incorrect - adjust the tension and height of the thread take-up spring. * The needle and rotary hook timing are incorrect - adjust the needle bar lift amount. * The shuttle race thread guide is not separating the threads - adjust the position of the shuttle race thread guide.
Why is my Brother KE-434C needle breaking?
Your Brother Sewing Machine needle might be breaking because: * The needle is touching the rotary hook - adjust the needle clearance. * The needle bar lift amount is incorrect - adjust the needle bar lift amount. * The needle is bent - replace the needle. * The needle is too thin - use the correct needle for the material.
General| Type | Electronic Sewing Machine |
|---|---|
| Built-in Free Arm | Yes |
| Speed Control | Yes |
| Automatic Needle Threader | Yes |
| Drop Feed | Yes |
| Needle | HAx1 |
