Singer 211W151 - Sewing Hook Timing and Removal; Timing the Sewing Hook

TO TIME -sEW ING OOK
Regulate the stitch l e ngth, as instructed
on page 6, so that there is no feeding mo-
tion.
Remove throat plate and turn machine
pulley over toward you until lower mark
across needle bar is just visible at end
of needle bar frame on upward stroke of
needle bar, as shown in Fig. 26. If
needle bar and sewing hook are correctly
timed, the point of hook will be at center
of needle (about 1/16 inch above the eye)
as shown in Fig. 26 .
F ig . 28. Timing Sewing Hook
In case sewing hook is not correctly
timed, turn machine pulley over toward
you until needle bar has descended to
its lowest point and has risen to the po-
sition where lower timing mark
across needle bar is just visible at end
of needle bar frame, as shown at A,
Fig. 26. Loosen two socket screws in
hub of hook shaft gear L2, Fig. 28 and
turn hook until point of hook is at center
of needle. Then securely tighten two
socket screws in hook shaft gear L2.
9
TO REMOVE BOBBIN CAS E
FROM SEWING HOOK
{see Fig . 29)
Remove the two hook gib scr e w s W,
from sewing hook, lift off hook gib F2,
and remov e bobb in case X.
X
F2
w
Fig. 29. To Remove Bobbin Case from
Sewing Hook
TO REMOVE SEWING HOOK
FROM MACHINE
Remove presser foot, throat plate and
feed dog, then laos en two socket screws
in hub of hook H2, Fig. 3 0 and lift hook
off end of shaft. To remove hook shaft,
first remove screws in ball bearing re-
J2
Fi g. 30. To Remove Sewing Hook f rom Machine
taining cap directly under hook. Next,
tip machine back and loosen set screws
L2, Fig. 28 in hook shaft gear and lift
hook shaft by top end. If shaft does not
lift out ea s ily, loosen screws in cover
plate of hook saddle sufficiently to per-
mit oil to drain out, then remove cover,
being careful not to damage the gasket
M2, F i g. 32, page 10, then tap end of
hook s haft.
From the library of: Superior Sewing Machine & Supply LLC