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
Содержание K4-D Series
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