Questions & Answers for: PfaFF upper knife Locks & Locksmithing

...upper knife is disengaged. The metal knob inside the threading area should be turned downwards, engaging the upper knife. The upper knife doesn't usually need replacing unless damaged, apparently. ...

upper thread too loose. Hello, Here are a few solutions to try. * Decrease the upper thread tension on your machine as It may be too tight. * Increase your bobbin tension If your sewing machine ...

...loops forming on the underside of the fabric. This is usualy a thread tension problem. Adjust the upper thread tension first. If tightening the upper thread tension doesn't work, then adjust

took my foot pedal apart, now it wont work at all, just makes a clicking sound when trying to put my foot down on it.. Hello Unplug the machine plug and wall plug on the sewing machine. Check the ...

keep getting check upper thread message Hello, on my Pfaff creative Vision i keep getting the message 'check upper thread'. Changed the needle, threaded the upper thread again and again. Flossed the ...

The menu key on my pfaff 7570 is stuck down and the board is blinking try to gently pry it up with a kitchen knife something round ended .I would unplug till then

replace snips knife in pfaff expression 4.2 snips knife fell out when cleaning my pfaff. how do i put it back in Take it to your pfaff dealer. https://www.youtube.com/watch?v=qFXHv0Gts5A

During sewing, the upper part of the stitches on the fabric is fine, but on the bottom, the stitches goes on top of each other which forms a loop. How do I fix this? You have a tension problem, ...

My machine has thread that got caught up in the upper part. It is a Pfaff 2030, how do I open the upper part? Usually, manufacturers made it difficult (if not impossible) to open computerized machines

...problem exists. A top thread that loops and makes thread "barfs" under the fabric is generally an upper thread tension problem. Try: Remove the top thread. ALWAYS RAISE the presser foot and