DURKOPP ADLER 867 Instruction Manual

6.8 Setting the hook thread tension
Caution: danger of injury !
Tur n off t he main switch.
The hook-thread tension may only be adjusted with the machine
switched off.
Setting the tension spring 2
–
Set the tension spring 2 by turning the adjustment screw 1.
Increase the hook thread tension =
Tur n screw 1 clockwise
Decrease the hook thread tension =
Tur n screw 1 counterclockwise
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Keystone Sewing Machine Company, Inc.

DURKOPP ADLER 867 Specifications

General

Stitch Type	Lockstitch
Max Stitch Length	12 mm
Needle System	134-35
Needle Thread Tension	Adjustable
Lubrication	Automatic
Type	Industrial Sewing Machine
Max Sewing Speed	3000 stitches per minute
Presser Foot Lift	20 mm
Power Requirements	230V/50Hz