Duerkopp Adler 4120-5 Instructions For Service Manual

4120 - 5 Minerva Boskovice, a.s., Sokolská 60, CZ - 680 17 Boskovice Tel.: +420-501-453434, 453433, 494111 Fax: +420-501-452165 http://www.minerva-boskovice.com Edition: 08/2002 Printed in Czech Republic ...

2. Introduction ............................................................................................................................................ ...

3.6.9.1 Selection of the top roller diameter 3.6.9.2 Forward, rearward and side setting 3.6.9.3 Setting the gear clearance and in the mounting of the top roller 3.6.9.4 Setting of the height and of the pressing force of the top roller 3.6.9.5 Replacement of the top roller 3.7 Setting the presser foot lift .................................... ...

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. Before putting into service also read the safety rules and instructions of the motor supplier. 3. T ...

3.1 Hook and the hook post 3.1.1 Description The hook (1) is mounted on the shaft (2) and is driven by the gear (3) from the shaft (4). The shaft of the hook (2) is mounted on the top in a sliding bearing and, on the bottom, in a needle bearing. The hook is provided with a lever (6) which is tilted when removing the bobbin (7) ...

The hook is to be angularly set in such a way that the hook point (1) is opposite the needle at the moment, when the needle shifts by 2.5 mm from its bottom dead center. This corresponds to the 2O5° on the scale of the handwheel (3). Caution! Danger of i ...

By turning the lubricating tube (1) in the sense of the arrow (2), the size of the contacting surface between the wick (3) and the felt insert (4) is regulated. In this way, the speed of the capillary lift of oil into the felt ...

When dismantling the post (1), the supplies of lubricating oil are to be disconnected first, the fastening screws unscrewed and, thereafter, the post is removed. Caution ! Danger of injury! Switch off the main switch! Before starting the setting operation, wait u ...

The correct position of this holder is in such case, when the needle bar is lined up with the presser-foot bar. The needle bar holder can be set as follows: Caution! Danger of injury! Switch off the main switch! Before starting the setting operation, wait until the motor stops! - Loosen the screw ( ...

3.3.1 Description The throat plate (1) is universal for all categories of sewing. In the throat plate there is mounted an exchangeable insert (2). The machine is supplied with several types of inserts differing in the width of their needle aperture (3), see tab. in the par. 11.2). 3.3.2 Mounting a ...