6.7.1
Inserting the hook thread bobbin with machines equipped with residual thread monitor
1
2
CAUTION !
The hook bobbin has to be inserted so that the groove 1 is turned
downwards.
The area around the bobbin housing and the light barrier has to be
cleared of sewing dust !
Wind up the bobbin thread
CAUTION !
When winding up the thread, the groove 1 has to be positioned
towards the machine. Thus the thread is first wound into the
supply groove 2.
Keystone Sewing Machine Company, Inc.
GB
45