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| 7. STANDARD ADJUSTMENTS | |
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7. STANDARD ADJUSTMENTS | |||
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| CAUTION |
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Maintenance and inspection of the sewing machine | Turn off the power switch and disconnect the power |
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should only be carried out by a qualified technician. | cord from the wall outlet at the following times, |
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Ask your Brother dealer or a qualified electrician to | otherwise the machine may operate if the treadle is |
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depressed by mistake, which could result in injury. |
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carry out any maintenance and inspection of the |
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・ When carrying out inspection, adjustment and |
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electrical system. |
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If any safety devices have been | removed, be | maintenance |
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・ When replacing consumable parts such as the |
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absolutely sure to | their original |
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rotary hook and knife |
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positions and check that they operate correctly |
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before using the machine. |
| Always be sure to turn off the power switch and then |
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Secure the table so that it will not move when tilting | wait one minute before opening the motor cover. If |
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back the machine head. If the table moves, it may | you touch the surface of the motor, it may cause |
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crush your feet or cause other injuries. |
| burns. |
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Use both hands to hold the machine head when | If the power switch needs to be left on when carrying |
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tilting it back or returning it to its original position. If | out some adjustment, be extremely careful to |
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only one hand is used, the weight of the machine | observe all safety precautions. |
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head may cause your hand to slip, and your hand |
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may get caught. |
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7-1. Adjusting arm thread guide R
Becomes greater | Becomes less |
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The standard position of arm thread guide R (1) is the position where the screw (2) is in the center of the adjustable range for arm thread guide R (1).
NOTE:
To adjust the position, loosen the screw (2) and then move arm thread guide R (1).
・When sewing thick material, move arm thread guide R
(1)to the left. (The thread
・When sewing thin material, move arm thread guide R
(1)to the right. (The thread
0533D
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