How To Use The Service Cassette - Husqvarna 6690 Manual

How to use the Service Cassette

Summary of the checks which can be carried
out when the service cassette is inserted in the
front panel.
Button
marked
R Check of the capacity of the step motor to
re-adjust the guide (11/15) in the feeding
mechanism.
80-90 The balancing between forward and reverse
feeding when sewing trimotion.
100 Micro-computer. If 10 stitches are not
obtained, the front panel should be
exchanged.
110 Lowest speed and homing speed.
Instructions, see page 33.
120 Stitch length balance 0.5 mm.
Instructions, see page 43.
130 Stitch length balance, 3.0 mm.
Instructions, see page 43.
140 Stop for the needle bar frame.
Instructions, see page 18.
150 Light diodes, digital window and arm shaft circuit.
Instructions, see page 38.
160 Release of the speed control, button 110.
31