Brother International MD-817 Service Manual - Page 17
Operation, Instructions
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OPERATION INSTRUCTIONS Motor control and control box use 88 * , bCal lull ,..i. , 0 00 0 * The power lamp will light up when the power switch 0 is turned on. * Sewing speed will increase as the speed control 0 is turned toward HIGH (clockwise), and will decrease as the control is turned towards LOW (counterclockwise). The sewing speed range varies from a minimum of 215spm to an adjustable maximum speed. * Start backtack sewing speed will increase as the backtack sewing speed control 0 is turned clockwise, and will decrease as the control is turned counterclockwise. The start backtack continuous sewing speed range is 215 to 1800spm. The end backtack sewing speed is set at 1800spm and cannot be adjusted. When the slow start switch 0 is switched to ON, the first two stitches (after thread trimming and needle stopping in the upper position) will be sewn at low speed. Sewing speed after these first two stitches is regulated by depressing the treadle. When the correction switch 0 is ON, the machine will sew in the correction stitch mode (215spm) when the actuator 0 is depressed while the machine is stopped. If the actuator is depressed during machine operation, the machine will enter the reverse sewing mode. The machine will stop with the needle in the down position if the machine is stopped after setting the needle position switch o to the needle down position. Conversely, the machine will stop in the needle up position if the needle position switch 0 is set to the needle up position. - 13 -