Jack k4 Series, Use Manual

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When the machine is shipped from the factory, the oil is discharged.
Be sure to add the oil before using the sewing machine for the first time. It
is
1, the factory refueling
recommended to use the oil 22#. When filling, open the plug marked with
OIL and add the oil between the upper and lower engraved lines. Turn on
the sewing machine after refueling to see if there is any oil spilled in the oil
window. If there is no oil spilled, please carry out overhaul.
图4-1