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8-5. Adjusting the moving knife, the counter knife and the bobbin thread clamp
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.
End face of the auxiliary cover
❸
A
0.3 to 0.7 mm
End face of the
auxiliary cover
❶
❷
❹
• Adjusting the counter knife position
Adjust so that the top end of counter knife ❶ is
spaced 37.8 mm from the end face of the auxiliary
cover. Then, fix the counter knife by tightening screw
❷ .
• Checking the position of the moving knife
1)
Adjust so that a clearance of 0.3 to 0.7 mm is
provided between stopper A and moving knife
❸ . Then, fix the moving knife by tightening
screws ❹ .
– 104 –
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