57
4
MAINTENANCESimple sewing machine maintenance operations are described below.
Cleaning the machine
surface
If the surface of the machine is dirty, lightly soak a
cloth in neutral detergent, squeeze it out firmly, and
then wipe the surface of the machine. A fter cleaning
it once with a wet cloth, wipe it again with a dry
cloth.
Cleaning the bobbin case
Sewing performance will suffer if dust collects in the
bobbin case; therefore, it should be cleaned
periodically.
aSwitch the machine off and unplug it.
bRaise the needle and the presser foot.
cLoosen the presser-foot screw and the needle
clamp screw to remove the presser-foot
holder and the needle.
dGrasp both sides of the needle plate cover,
and then slide it toward you to remove the
needle plate cover.
aNeedle plate cover
●Unplug the power supply cord before
cleaning the machine, otherwise injuries or an
electric shock may occur.
CAUTION
●Make sure you unplug the machine before
you clean it. Otherwise, you may get an
electric shock or be injured.
CAUTION