Brother SC-2000 Service Manual page 45

Remove the two retaining rings and pull out the lever shaft in the direction of the
arrow, and remove the lever hook.
Remove the two retaining rings and pull out the head guide shaft in the direction of
the arrow, as shown in Fig. 3.38.
Lever shaft
Head guide shaft
Head holder
Lever hook
Lever hook
return spring
Fig. 3.38
III - 27
Head holder guide
Compression springs
Protection cover spring