Position Of The Counter Knife - Duerkopp Adler 609 Service Instructions Manual

7.6 Position of the counter knife

1 1
Caution Risk of Injury!
Turn the main switch off.
Check and set the counter knife only with the sewing machine turned
off.
Rule and control
The stationary knife (counter knife) 3 must be positioned so that the
entire length of its blade abuts the thread-pulling knife.
In the stop position of the thread-pulling knife, the cutting edge of the
counter knife must overlap the cutting edge of the thread-pulling knife
by about 0.5 mm. The threads must be securely cut.
Adjustment
–
Screw out the cutting-pressure screws 1.
–
Loosen screw 2 from below.
–
Align knife 3 (keep cutting pressure low).
–
Re-adjust the swivel angle of the knife carrier if necessary (see
Chapter 7.3).
–
Tighten screw 2.
–
Set the cutting pressure with screws 1 (see Chapter 7.7).
ATTENTION!
If the pressure of the counter knife is set too high, this can result in
increased wear on the knife.
3 2
21
GB