Hook holder [ 1 ] Remove the hook lid and take out the bobbin case. |
[ 2 ] Clean the hook holder with a brush and oil occasionally. |
The hook race and feed dogs [ 1 ] Remove the needle, presser foot and presser foot holder. Remove the hook lid and take out the bobbin case. Remove the screw on the needle plate and take out the needle plate. |
[ 2 ] Lift and take out the bobbin case. |
[ 3 ] Clean the hook race, feed dogs and bobbin case with a brush. You can also use a soft dry cloth. |
[ 4 ] Place the bobbin case back into the hook race so that the point of the hook (a) is on the stopper (b) as illustrated. |