Duerkopp Adler 868 Instruction Manual page 9

868-390322 Double-needle double-lockstitch post bed machine
with bottom feed, needle feed, alternating upper
foot feed, electro-pneumatic rapid stroke
adjustment with automatic speed limitation,
operated via knee lever, electro-magnetic thread
cutter, electro-pneumatic seam bartacking,
electro-pneumatic second stitch length and sewing
foot lifting. With large hook, with integrated sewing
lamp.
Left post.
Function keys for: manually sewing backward,
needle high/low /single stitch, switching on/off of
the bartack, 2nd stitch length, switching on/off of
the supplementary thread tension.
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