S-1110A
8. THREAD TENSION
9. CLEANING
14
8-2. Adjusting the presser foot pressure
Correct stitches
Skipped stitches occur
Increase the pressure.
Uneven stitch length
Stitches are puckered
Decrease the pressure.
The presser foot pressure should be as weak as possible,
but strong enough so that the material does not slip.
1. Loosen the adjusting nut (1).
2. Turn the presser adjusting screw (2) to adjust the presser
foot pressure.
3. Tighten the adjusting nut (1).
9. CLEANING
CAUTION
Turn off the power switch before carrying out cleaning.
The motor will keep turning even after the power is switched off as a result of the motor’s inertia. Wait until the
motor stops fully before starting work.
The machine may operate if the treadle is depressed by mistake, which could result in injury.
Be sure to wear protective goggles and gloves when handling the lubricating oil, so that it does not get into your
eyes or onto your skin. If care is not taken, inflammation can result. Furthermore, do not drink the lubricating oil.
Diarrhea or vomiting may result.
Keep the oil out of the reach of children.
The following cleaning operations should be carried out each day in order to maintain the performance of this machine and to
ensure a long service life. Furthermore, if the sewing machine has not been used for a long period of time, carry out the
following cleaning procedures before using it again.
1. Raise the presser foot.
2. Remove the two screws (1), and then remove the needle
plate (2).
3. Use a soft wire brush to clean any dust from the feed dog
(3).
4. Install the needle plate (2) with the two screws (1).
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0894M
0895M
0896M
0897M
2182M
3854M
Becomes stronger
Becomes weaker
Upper thread
