Pfaff 145 Owner's Manual - Page 15
Operating, Treadle, Pfaft, Equipped, Thread, Puller/Trimmer - sewing machine needles
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17. Operating the Treadle of the Pfaft 145 Equipped with -900 Thread Puller/Trimmer On special request, the Pfaff 145 in Models A and B can be equipped with the timeand cost-saving subcl. -900/06 thread puller/trimmer. On subcl. -900/02 machines, thread trimming, needle positioning and reverse sewing are all controlled by operating two treadles. When the tip of the right treadle is depressed, the sewing speed increases until the machine runs at its top speed. At the completion of the sewing action, the needle is positioned down in the material. Depressing the tips of both treadles switches the machine to reverse sewing. When you depress the heel of the right treadle, both threads are trimmed and the needle is raised to facilitate the removal of the work. The various treadle operations can be seen from the sketch below. Reverse sewing Forward sewing t - After sewing: needle down // -. - . - -• Neutral position After thread trimming: needle up Raising the needle and trimming the threads H 14