Dürkopp Adler Kl. 975 - 1 - 5 Serviceanleitung Seite 57

8.
Work to be done
Machine Head
Remove lint accumulations in the area of the needle plate, hook
and thread trimmer ........................................................... ......................
Check the oil level in the oilpan ........................................................... ....
Check the oil feed at the window ........................................................... ..
Check hook lubrication ........................................................... .................
Check the timing belt ........................................................... ...................
Drive Unit for the Machine Head and Guide Curve
Check the ventilator wheel on the motor ..................................................
Check the condition and tension of the V-belt ...........................................
Guide Curve
Lubricate the curve paths with liquid grease .............................................
Lubricate the roller ........................................................... .......................
Clamping Table
Clean the running surfaces of the clamping table with compressed air ......
Clean the ball elements with an oil-soaked rag .........................................
Check the play of the worm gear ........................................................... ...
Lubricate the curve paths of the guide curves with liquid grease ...............
Pneumatic System
Check the water level in the pressure regulator ........................................
Clean the filter insert in the maintenance unit ...........................................
Check the system for leaks ........................................................... ...........
Maintenance
Caution Risk of Injury !
Turn the main switch off.
The maintenance work on the sewing unit may only be conducted with
the machine turned off !
The maintenance tasks to be conducted by the operating personnel on
the sewing unit daily or weekly ( cleaning and lubricating ) are descri-
bed in Part 1: Operating Instructions Chapter 7. They are included in
the following table only for the sake of completeness !
Operating Hours
8 40 160 500
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