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[] Maintenance
Disconnect the machine from the main power source
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 case with a brush.
B. Hook race and feed dog
1. Remove the needle, presser foot and presser foot holder.
Remove the bobbin cover plate and bobbin.
Remove the screw holding the needle plate and remove
the needle plate.
2. Lift up bobbin case and remove it.
3. Clean the hook race, feed dog and bobbin case with a
brush.
Also clean them, using a soft, dry cloth.
4. Replace the bobbin case into the hook race so that notch
(a) rests against the cushion spring (b).
A
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