instructions for use of industrial sewing machines
(Part names・Inspection of machine oil)

Part names

Presser foot lifter Lever、Presser foot pressure ajustment screw、Tension(Thread retainer)、Cloth plate、Needle plate、Pulley、Front cover

Thread guide、Thread take up、Needle bar、Pressure arm、Presser foot、Needle plate

Upper knife、Upper looper、Push button、Lower knife、Lower looper

Inspection of machine oil

Inspection of machine oil

To maintain high-speed operation, oil is circulated inside the machine. The oil quantity gradually decreases as the machine operates.
(1) is an oil quantity check window. The tip of the indication bar between the two lines indicates the proper oil quantity. When the tip drops below the lower line, supply oil.