(A) Safety Precautions

This sewing computer models of how the packaging and maintenance, due to the power of this machine is to direct contact with energized, so we must pay attention to safety, before using this machine to note the following points:

1, before the operation, first check whether the voltage of the power supply and motor match the specified input voltage, the input voltage specified machine motor attached to 220v.

2, for safety reasons, must have a ground wire three-wire power cord, and to regularly check the insulation of the wire inside the machine.

3, when using the machine in damp places, should wear rubber shoes and wear insulated gloves to avoid being electrically.

4, or in the cleaning, the oil flows into the electrical parts not.

5, carbon brush wear and tear on the motor, the need for timely replacement.

(B) maintenance of knowledge

1, buy a new computer sewing machine for some time when not in use, should be adequate to join the sewing machine oil in the entire hole, idling half a minute, the oil penetrate into parts in order to work, after refueling at least three times within each work shift .

2, the machine after each work shift, you should wipe clean up, especially in crochet and part of the feeding mechanism, the most easily attached to the sewing legacy plush and dust, these plush and gray dust, must be cleaned regularly . After each entry, add oil, use machinery lubrication. In the non-paint and chrome plated parts of the surface, rub a layer of anti-rust oil to prevent rust.

3, in the sewing large pockets of thickness or texture close when the suture can add a little Pu oil, to reduce breakage or jump sewing needles and other ills.