DURKOPP ADLER 550-12-33 Operating Instructions Manual page 23

Operation
Operating Instructions 550-12-33/34 - 00.0 - 08/2017
Switching on the machine
To switch on the machine:
1. Ensure that the needle is up and not plunged in the material
at the bottom.
Important
The needle must be at the top dead center, ensuring that
needle and hook tip cannot become damaged during
referencing.
2. Set the main switch (3) to position I.
 POWER LED (2) illuminates, and the MESSAGE LED (1)
flashes briefly.
 The splash screen appears on the display:
• On the left, the class
• On the right, the firmware
 The machine performs a reference run and is ready for
sewing when the display shows the start screen.
The control remains in automatic mode ( p. 74) only for a
few seconds before switching to manual mode ( p. 66).
Switching off the machine
To switch off the machine:
1. Ensure that the needle is up and not plunged in the material
at the bottom.
Important
The needle must be at the top dead center, ensuring that
needle and hook tip cannot become damaged the next time
the machine is switched on and completes a reference run.
2. Set the main switch (3) to position 0.
 The control panel shuts down. When the POWER LED (2)
goes out, the machine and the control are disconnected
from the power supply.
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