Technical data

About this operating manual
Operating manual 743-221-01 version 01.0 - 09/2013
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1 About this operating manual
The operating manual for the 743-221-01 sewing unit was compiled with
the utmost care. It contains information and notes in order to make long-
term and reliable operation possible.
Should you notice any discrepancies or if you have improvement re-
quests, then we would be glad to receive your feedback,  chapter 5.8.
Please regard the operating manual as part of the product and keep it in
a safe place where it can be easily accessed. Read the operating manual
completely prior to using the unit for the first time. Only pass the product
on to third parties together with this operating manual.
1.1 Scope of application of the operating manual
This operating manual describes the set-up and intended use of the 743-
221-01 sewing unit.
1.2 For whom is this operating manual?
The operating manual is intended for:
• Machine operators:
This group of employees has been trained in operating the machine
and can access the operating manual. Specifically  Chapter 5 of
the Operating Instructions is important for this group of employees.
• Technicians:
This group of employees has the appropriate technical training
allowing them to perform maintenance on the sewing unit or to repair
faults. Specifically  Chapter 6 of the Set-up Instructions is import-
ant for this specialized staff. Service instructions are supplied sepa-
rately.
With regard to minimum qualification and other requirements to be met by
the personnel, please also observe  chapter 3 Safety Instructions.
1.3 Conventions of representation – Symbols and characters
For an easy and quick understanding different information are depicted or
highlighted in this operating manual by the following characters: