Sewing unit for runstitching of piped flap and welt pocket openings and pocket corners working methods: a, b, d, f (156 pages)
Summary of Contents for Duerkopp Adler 744-122
Page 1
Contents Page Home Preface and General Safety Notes Part 1: Operating Instructions Cl. 744-122 Product Description ........Summary and Intended Use .
1. Product Description 1.1_ Summary and Intended Use The 744-122 sewing unit is for sewing The selector switch on the back of the control unit pre-determined, straight or curved seams. A rail front panel must have a setting appropriate to the appropriate to the seam configuration holds and work procedures.
1.2 Technical Specification Nominal voltage: Standard machine Material Guide Rail 3x380-400V+N, 50 Hz The left, right and wait positions can be selected The nominal voltage (operating voltage) for which with the control unit. The wait position keeps the the sewing unit was set up is shown on the plate feed area clear.
2. Operation Turn main switch off! - Risk of Injury - – when threading – when replacing sewing tools e.g. needle – when cleaning – when leaving the work place unattended – by maintenance work 2.1 Replacing the material guide rail by primary seams Turn main switch off! Inserting...
2.2 Attaching the material stopper by primary seams Turn main switch off! - Risk of Injury - – The contours of the material stopper and the – Screw the star grip 7 tight. material guide rail must agree in the transport –...
2.4 Needles - Yarns - Thread tension Needles Thread tension System 934 SIN needles are to be used. The tension of the needle thread must be greater (SIN = slightly rounded point) than that of the bobbin thread. The bobbin thread tension is therefore equipped with a spring of Recommended needle thickness: thinner wire.
2.6 Thread monitor for needle and bob- bin thread The threads are monitored by proximity switches. The needle thread by the b15 switch in conjunction with the metal eye on the arm head. The metal eye and switch b14 for the bobbin thread are immediately in front of the hook.
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