Introduction
This Engineer’s Manual is written for the technical personnel who are responsible for the service and mainte-
nance of the machine.
The maintenance services to be done on this sewing machine should be based on this manual.
This manual gives the "Standard Adjustment" on the former section under which the most basic adjustment
value is described and on the latter section the "Results of Improper Adjustment" under which stitching errors
and troubles arising from mechanical failures and "How To Adjust" are described.
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