A-1
B-1
B-3
A-2
B-2
a
b
B-4
43
Maintenance
Disconnect the power cord before carrying out any maintenance or
changing the sewing light bulb.
Cleaning
If lint and bits of thread accumulate in the hook, this will interfere with
the smooth operation of the machine. Check regularly and clean the
stitching mechanism when necessary.
A. Bobbin holder
Remove the bobbin cover plate and bobbin.
Clean the bobbin holder with a brush.
B. Hook race and feed dog
1. Remove the needle, presser foot, and holder.
Remove the bobbin cover plate and bobbin.
Remove the screw holding the needle plate and remove the
needle plate.
2. Lift up bobbin holder and remove it.
3. Clean the hook race, feed dog and bobbin holder with a brush.
Also clean them, using a soft, dry cloth.
4. Replace the bobbin holder into the hook race so that the tip (a) fits
to the stopper (b) as shown.