Cleaning and oiling the shuttle – SINGER W173 User Manual
Page 21
Attention! The text in this document has been recognized automatically. To view the original document, you can use the "Original mode".
Fig. 30
20
CLEANING AND OILING THE SHUTTLE
(See Figs. 30 and 31)
The
stitch
forming
mechanism
occasionally
becomes
clogged
with
loose
threads
and
lint.
This
will
interfere
with
the
efficient
operation
of
the
machine.
Cleaning
and removal of the lint will safeguard the performance.
To remove the shuttle assembly, proceed as follows;
1 . Turn the balance wheel until the needle reaches its
highest position. Tilt head back on its hinges.
2. Remove bobbin case (A), Fig. 30.
3.
Turn the two shuttle race cover clamps (B) down
ward and remove the shuttle race cover (C) and
shuttle body (D).
4.
Clean the shuttle race, the shuttle and shuttle race
cover by removing all threads, lint. etc.
5. Apply a drop of oil with finger tip to outer edge of shuttle.
When the cleaning has been completed, proceed as follows to replace the shuttle assembly:
1. Turn the balance wheel until the needle reaches its highest position.
2.
Place
shuttle
body,
(D),
against
shuttle
driver
and
adjust into position.
3.
Hook shuttle race cover, (C), over hinge pin at lower
edge
into
notch,
and
lock
into
position
with
shuttle
race
cover
clamps,
(B),
making
certain
the
clamps
have been snapped securely into position.
4. Put bobbin into bobbin case.
5.
Put the bobbin case into the shuttle race fitting tongue
into notch (E) of race cover.
A C
»
5
6
c
c
C-'
C'
c
e-
0-: