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Summary of Contents for Duerkopp Adler 523
- Page 1 Instructions for setting individual mechanisms Minerva Boskovice, a.s., Sokolská 60, CZ - 680 17 Boskovice Tel.: +420-516 453434, 453433, 494111 Fax: +420-516 452165 http://www.minerva-boskovice.com Edition: 01/2004 Printed: Czech Republic...
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Page 2: Table Of Contents
Contens - Instructions for setting individual: 1. General safety instructions .............................. 1 2. Introduction ..................................1 3. Setting of the feeder height above the throat plate ....................2 4. Setting of the needle and feeder movement ........................ 2 5. Mounting of the throat plate ............................2 6. -
Page 3: General Safety Instructions
Instructions for setting individual mechanisms General safety instructions The non-observance of the following safety instructions can cause bodily injuries or damages to the machine. 1. The machine must only be commissioned of the instruction book and operated by persons with appropriate training. 2. -
Page 4: Setting Of The Feeder Height Above The Throat Plate
3. Setting of the feeder height above the throat plate (Fig. 1, 2, 3) Caution! Danger of injury! Switch off the main switch! Before starting the setting operation, wait until the motor stops! The height of the feeder teeth (11) above the throat plate (10) is to be set within the extent of 0.8 – 1.2 mm according to the nature of the sewn material. -
Page 5: Setting Of The Feeding Length
7. Setting of the feeding length (Fig. 4) Caution! Danger of injury! Switch off the main switch! Before starting the setting operation, wait until the motor stops! On the regulating knob of the stitch length (1) the zero position with the loosened screw of the lever on the pin of the hand lever of the back stitch (2) is to be set. -
Page 6: Adjustment Of The Hook Timing
11. Adjustment of the hook timing (Fig. 9, 10) Caution! Danger of injury! Switch off the main switch! Before starting the setting operation, wait until the motor stops! Set a zero zigzag sitch on the machine. Turn the hand wheel towards ourselves, until the needle bar descends in its lowest point and then ascends by 2.1 + 0.3 mm upwards. -
Page 7: Setting Of The Opening Hook Of The Hook
13. Setting of the opening hook of the hook (Fig. 12, 13) Caution! Danger of injury! Switch off the main switch! Before starting the setting operation, wait until the motor stops! The space between the sides of the middle part of the hook and the middle part hook holder (7) is forcibly produced during the machine running by means of the opening hook (8) and the eccentric (6) for an easier passing of the thread between the middle part of the hook and the holder of the middle part... -
Page 8: Setting The Needle Punch Into The Middle Of The Needle Groove In The Throat Plate In Longitudinal Direction
15. Setting the needle punch into the middle of the needle groove in the throat plate in longitudinal direction (Fig. 5) Caution! Danger of injury! Switch off the main switch! Before starting the setting operation, wait until the motor stops! This setting is to be done after having set the zero zigzag stitch. -
Page 9: Setting Of The Zigzag Stitch Shifting
18. Setting of the zigzag stitch shifting (Fig. 18) Caution! Danger of injury! Switch off the main switch! Before starting the setting operation, wait until the motor stops! With the correctly set up machine, the needle bar shifts with the maximum zigzag stitch width at the moment, when the needle is about 4 mm above the throat plate and its path (shifting) is symmetrical against the axis of the groove in the throat plate. -
Page 10: Setting Of The Needle Bar And Of The Hook Shaft Position
22. Setting of the needle bar and of the hook shaft position (Fig. 20, 21) Caution! Danger of injury! Switch off the main switch! Before starting the setting operation, wait until the motor stops! After a larger repair of the machine it is suitable to check up the mutual position of the needle bar in its central position and that of the hook shaft. -
Page 11: Setting Of The Movable Cutting Knife Lifting
24. Setting of the movable cutting knife lifting (Fig. 22) Caution! Danger of injury! Switch off the main switch! Before starting the setting operation, wait until the motor stops! After having engaged the pin (3) into the cam (2), turn the hand wheel towards ourselves, until the bottom thread and one branch of the loop enter into the cutout on the side of the cutting knife. -
Page 12: Setting Of The Stop In The Top Position Of The Needle
29. Setting of the stop in the top position of the needle Caution! Danger of injury! Switch off the main switch! Before starting the setting operation, wait until the motor stops! The proper principle of the top position setting is described in detail in the instructions for setting the driving unit. The machine is being delivered from the manufacturing factory after having been tested and after having proceeded to a running-in sewing with the adjusted values, i.e.
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