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SECTION VI.
MAINTENANCE OF YOUR MACHINE
Cleaning the Bobbin Case and the Hook
Dismantling Shuttle Race Unit
Raise the needle to its highest position and open
the hook cover. Open the hinged latch of bobbin
case and take it out of the machine.
Open the hook race ring holders and remove the
shuttle race ring. Remove the hook.
* Clean the hook race with a brush and a soft dry
cloth.
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Bobbin case
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Shuttle race ring holder
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Shuttle race ring
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Shuttle
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Shuttle race
Assembling Shuttle Race Unit
Hold the shuttle by the center pin and fit it carefully
back into the shuttle race, forming a perfect circle
with the shuttle driver.
Attach the shuttle race ring making sure the
bottom pin fits into the notch.
Lock the shuttle race ring by turning the holders
back into position. Insert the bobbin case.
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Pin
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Notch
WARNING:
• Turn the power switch off and/or unplug the
machine before dismantle or cleaning the
machine.
• Do not dismantle the machine other than as
explained in this section.
CAUTION:
Do not store the machine in a high-humidity
area, near a heat radiator, or in direct sunlight.
Stretch Stitch Patterns
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Pattern selector:
A/B–L
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Presser foot:
Zigzag foot
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Thread tension:
3–6
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Stitch length:
S.S.
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Stitch width:
3−5
If forward and reverse feeds become unbalanced
due to the type of fabric, adjust the balance by turn-
ing the stitch length dial as follows:
If patterns are compressed, turn the dial toward “+”.
If patterns are drawn, turn the dial toward “–”.
(See page 11)
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