Technical data
168 Service Instructions 869-M PREMIUM - 00.0 - 07/2018
Characteristics
• sewing motor (DA direct drive) integrated into the machine head with
max. speed of 2,800 rpm
• DAC comfort control with OP3000 control panel (including control panel
holder)
• Actuators without compressed air
• Equipped with large (L) vertical hook
• Diameter of the free arm in the area of the hook is 78.5mm
• Electromagnetic thread cutter
• The remaining thread length following the thread cutting process is
approx. 15mm.
• Programmable setting of the stitch length via stepper motor (max. 9 mm)
• Programmable adjustment of the alternating sewing feet via stepper
motor (max. 9mm)
• Material thickness detection with programmable functions for sewing
speed, sewing foot pressure, sewing foot stroke, thread tension and
stitch length
• Programmable sewing foot pressure via stepper motor (in combination
with compression spring); depending on material thickness detection
• Sewing foot lift controlled by stepper motor (max. 20 mm, same actua-
tor as the one used for the sewing foot pressure)
• Electronically regulated thread tension EET (electromagnetically) with
speed compensation; also depending on material thickness detection
• Electronic handwheel (ENP 10-1)
• Integrated, motorized winder
• Safety snap-on coupling prevents any misadjustment or damage to the
hook in the event of a thread jamming
• Automatic wick lubrication with an inspection glass housed in the arm
for lubricating the machine and the hook (including low oil level warning
light)
• All subclasses with 6 push buttons, additional button element can be
assigned push button functions
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