Singer 66-18 - Page 26

24
!rG.21. RrrsrNG THE
Lttcg
Inscrt the nail of thc forefinger of
thc
lcft
hand
under tlie
latch
(OO,
Fig. 21), raise the
iatch
ju-st
high enough to clear thc cdge at
(PP,
Fig. 21)
and
then move it
torvard
you.
Under
no circurnstances rnust
the screw
(QQ,
Fig. 21) be loosened. The
krosening
of this
scrcu.
rvill change the clcarance
for the thread between
the
bobbin case
and the bobbin case
position
bracket.
Frc. 22. Rruovrxc
tqr Bonnrs C-rsp
Hold the bobbin
case
betu.ccn the
forefinger
and
the thumb of thc left hand as
shox'n
in Fig.
22. Tilt
the bobbin case to the left and
at the
same
time
siightlv turn
the
right or forked
end
tou'ard
you
so that
it is moved
out
of engagement
u'ith
the
sorving
hook. Then tilt thc
hotlrrm case
torrard
the
right
and rcmove it
(see
Fig. 22).