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3. PREPARATION BEFORE SEWING
3-1. Attaching the needle
WARNING :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the
following work after turning the power off and ascertaining that the motor is at rest.
❷
❶
3-2. Attaching and removing the bobbin
WARNING :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the
following work after turning the power off and ascertaining that the motor is at rest.
❷
❶
Long groove
❶
Switch "off" the motor.
Use 134-35 needles.
1)
Turn the handwheel to bring the needle bar to
the highest position of its stroke.
Loosen needle clamp screws ❷ . Hold needles
2)
❶ so that long grooves in them are respectively
faced inside.
Push needle ❶ deep into the needle clamp hole
3)
until it will go no further.
Tighten needle clamp screw ❷ firmly.
4)
When replacing the needle, check the clear-
ance provided between the needle and the
blade point of hook. (Refer to
to-hook relation" p.107
the hook needle guard"
If there is no clearance, the needle and the
hook will be damaged.
Lift latch ❶ of hook, and take out the bobbin.
1)
2)
Put the bobbin into the shaft in the hook correct-
ly and release the latch ❶ .
1. Do not make the machine run idle with
the bobbin (bobbin thread). The bobbin
thread is caught in the hook. As a result,
the hook may be damaged.
2. Be careful so as not to get hurt with the
top end of the counter knife.
– 28 –
"8-1. Needle-
and
"8-3. Adjusting
p.109.)
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