Section 4. Care Of Your Machine; Cleaning The Feed Dogs; Cleaning The Hook Race Area - shark 612C Manuel D'instruction

SECTION 4. CARE OF YOUR MACHINE

Fig. 1
Note: Turn off the power switch and unplug the machine
before cleaning or doing any type of maintenance. Do not
dismantle your machine other than as explained in this
section.
Cleaning the Feed Dog:
1. Remove the needle and the presser foot.
2. Remove the needle plate set screw and remove the
3. With a brush, clean out any dust and lint that is clogging
4. Replace the needle plate.

Cleaning the Hook Race Area:

To dismantle hook race unit:
1. Raise the needle to its highest position and open the
Fig. 2
2. Open the hinged latch of the bobbin case and remove it
3. Open the hook race ring holders and remove the hook
4. Remove the hook.
5. Clean the shuttle race with a brush and a soft dry cloth.
To oil the shuttle race:
1. Before assembling the shuttle race, oil the shuttle
Fig. 3
To assemble hook race unit:
1. Hold the hook by the center pin and fit it carefully back
2. Attach the hook race ring making sure the bottom pin fits
3. Lock the hook race ring by turning the holders back into
4. Insert the bobbin case back into the machine.
Fig. 4
b
a
31
needle plate. (Fig. 1)
the feed dog teeth. (Fig. 2)
hook cover. (Fig. 3)
from the machine.
race ring. (Fig. 4)
a. Bobbin case
b. Hook race ring holders
c. Hook race ring
d. Hook
e. Shuttle race
f. Center pin
g. Notch
race using a few drops of fine quality sewing
machine oil.
into the shuttle race, forming a perfect circle with the
shuttle driver. (Fig. 5)
into the notch.
position.
g
Fig. 5
e
d
c
f