Kenmore 17920 Owner's Manual page 26

I III
Machine skips stitches
1. Needle size is not correct for thread and
fabric. - See page 16.
Fabric is certain knit or synthetic. Use
"Q NEEDLE"r_and "O FOOT",_.
3. Needle is bent or blunt. - Replace needle.
4. Needle is not all the way up into needle
clamp. - See page 17.
5. Top thread tension is too tight. - Decrease
top thread tension.
6. Presser foot pressure is too light. See
page 15.
Needle thread breaks
1, Machine is started too fast. - Start to stitch
at a medium speed.
2, Machine is not threaded correctly. See
page 10.
3, Top thread tension is too tight. See
page 12.
4, Needle size is not correct for thread and
fabric. - See page 16.
5i Eye of needle has sharp edges. - Replace
needle.
6i There are nicks or burrs at needleplate
opening. - Replace needleplate or polish off
burrs completely.
Bobbin thread breaks
li Bobbin case is not threaded correctly. - See
page 9.
2, Lint accumulates in bobbin case or shuttle.
- See page 21.
Machine does not feed fabric
1. Presser foot pressure is too light. - See
page 15.
2. Thread is knotted under fabric.
3. Feed cover plate is attached on needle plate.
- Remove feed cover plate.
Machine jams
1. Thread is caught in shuttle. Remove bobbin
case and clean shuttle (see page 21 ).
2. Needle is damaged. - Replace needle.
3. Needle plate is bent. - Replace needle plate.
Machine will not sew
1. Hand wheel is not returned to stitching
position. - Push in clutch.
2. Power cord is not connected. - Check plug.
3. Power/light switch is turned off. - Turn on
the switch.
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