Aurora A-1790D — essential Preparation Steps for Sewing Machines and Bobbin Installation [18/151]

Aurora A-1790D [18/151] Installation of bobbin
Preparation before Sewing Computerized Control System for Square Buttonhole Machine
8
As shown in the picture above, please follow the steps from 1 to 12.
At threading, the threading device can help user to d this job in an easy and fast way.
2.3 Installation of Bobbin
In order to avoid the personal injury caused by the sudden start of
machine, user has to turn off power and make sure the motor stops
before performing the following operation
Erect the bobbin handle
Insert the bobbin shaft and close the handle.
When the bobbin is pressed to the certain
position, user will hear “Crack” at machine.
If the bobbin is not in the proper
position, the shuttle core will move at
sewing and thread will be wound to
shaft
The shape of standard shuttle is
different from that of Non-oil shuttle.
They cannot be used in common.

Содержание

Learn the crucial preparation steps before sewing, including how to install the bobbin safely. Follow our guide for a smooth sewing experience and avoid common mistakes.

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