Brother International T-8420B Instruction Manual - English - Page 29

6. SEWING 6. SEWING CAUTION Attach all safety devices before using the sewing machine. If the machine is used without these devices attached, injury may result. Turn off the power switch at the following times. The motor will keep turning even after the power is switched off as a result of the motor's inertia. Wait until the motor stops fully before starting work. The machine may operate if the treadle is depressed by mistake, which could result in injury. y When threading the needle y When replacing the bobbin and needle y When not using the machine and when leaving the machine unattended Do not touch any of the moving parts or press any objects against the machine while sewing, as this may result in personal injury or damage to the machine. Use both hands to hold the machine head when tilting it back or returning it to its original position. If only one hand is used, the weight of the machine head may cause your hand to slip, and your hand may get caught. 6- 1. Sewing 2914M 1. While holding the two upper threads with your fingers, turn the machine pulley by hand toward you until the lower threads come out onto the feed dog. 2. Pull the lower threads toward you and check that they pull out smoothly. 3. Turn on the power switch. 4. Depress the treadle to start sewing. Lower thread 6- 2. Backtacking Lower thread 2915M When the reverse lever (1) is pressed during sewing, the feed direction will be reversed. When it is released, the feed direction will return to normal. 2986M 23 T-8420B, 8450B, 8720B, 8750B