Singer 7442 Mechanical Sewing Machine "change bobbin" Questions

...change bobbin thread When you change thread, are you using the same brand of thread and thread weight? A heavier or lighter weight thread will affect the bobbin tension. Otherwise, perhaps the bobbin ...

...of the plastic are showing abrasions, the size of the bobbin has changed and may be the culprit. Although the size change is minute, it allows the bobbin to wobble in the case and changes the

...bobbin case retaining plate, around the left side of the case,& under the rim of the position changed bobbins, changed needle, changed thread,checked machine & bobbin thread are threaded ...

bobbin thread showing no matter what upper tension setting i use....have gradually changed from 00 to -8 and then back to +8.... very little change at all in stitching...have cleaned, rethreaded about

...change bobbin tension. Adjusting the tension on the needle thread is all that is required. It is sometimes necessary to change the bobbin tension but only when changing to an extremely fine, slick ...

I have the 9500 Memory craft sewing on tricot and the bottom side looks beautiful...top side is horrible... Generally, when sewing machine issues appear on the top of the fabric, it is an indication ...

...same thread in the bobbin that is in the spool at the top.  add these changes to the suggestion above and you need to remember to lightly oil this area whenever you change the bobbin or fill

...bobbin, it knots up on the back of material I must have changed the settings. Singer model 2100 try these suggestions Try these suggestions 1. Change the needle--use a needle that's for the fabric ...

...bobbin case retaining plate, around the left side of the case,& under the rim of the posi changed bobbins, changed needle, changed thread,checked machine & bobbin thread are threaded ...

clicking noise in bobbin area it's possible that there is something wrong with the bobbin itselftry changing the bobbin to a different one.try changing the needletry cleaning under the needle ...