Sewing Test - DURKOPP ADLER 768 Setting Instructions Manual

9.

Sewing test

When setting-up is complete a sewing test must be carried out.
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Insert the mains plug.
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Thread the looper thread ready for spooling (see operating manual).
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Lock the sewing feet in the up position (see operating manual).
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Turn on the main switch and fill the bobbin at low speed.
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Thread the needle thread and looper thread (see operating manual).
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Select the material to be processed.
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Start the sewing test at low speed, then gradually increase it.
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Check whether the seams are satisfactory.
If not, alter the thread tension (see operating manual). If necessary also check the
settings given in the servicing instructions and correct them if appropriate.
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While the sewing machine is running check the oil supply to the sewing head at
the viewing window 1. If no oil flow is visible at the viewing window during
operation, check the recirculation lubrication (see servicing instructions).
Caution - danger of injury!
Turn off the main switch.
The looper thread for spooling may only be threaded with
the sewing machine switched off.
Caution - danger of injury!
Turn off the main switch.
The needle thread and looper thread may only be threaded
with the sewing machine switched off.
1
GB
35