Husqvarna 1200 Service Manual page 15

Functions on the service casette 1100, 1200
Key 1 Shown in the right display.
Number of the program memory.
Which casettes the program memory contains.
Which casette is in the machine.
Check can be made that the machine reads the correct casette being inserted.
The letter of the casette has to be in accordance with the one shown on the display.
Key 2 Display test where all symbols light up on both displays.
Key 4 Check that the arm shaft sensor (stop right function) works.
The latter looks after when the step motors have to be reset,
it reads the speed and the stop right functions.
A square is shown in the right display.
If this square jumps around clockwise between 4 positions, 2 up and 2
down while "slowly" pulling the machine around with the handwheel,
the function is correct.
Key 5 Is used when setting the step motor of the sewing head.
The step motors set themselves into the calibration position.
Setting no 5 (P.26).
Key 6 Is used when setting the step motor of the sewing head.
Setting no 5 (P.26).
The setting of the needle in relation to the presser foot.
Setting no 6 (P.27).
Key 7 Is used when setting the step motor of the thread tension.
Setting no 13 (P.33).
The step motor now takes its calibration position.
Key 8 Is used when checking the setting above.
The thread tension pulley shall set at 5.5 (=normal position).
Key 9 Is used when pre-setting the step motor of the guide. Setting no 21
(P.41). The step motor now takes its calibration position.
Key 11 Is used when setting the stitch length balance. Setting no 20 (P.39-40).
The feed dog shall stand still (0-feeding).
Key 12 Is used when setting the stitch length balance. Setting no 20 (P.39).
1100 The machine now sews a service buttonhole where both columns should have the
same length.
Key 12 Is used when setting the stitch length balance. Setting no 20 (P.40).
1200 The machine now sews stitch L-48 (rabbit) of the L-casette.
Key 13 Is used when setting the stitch length balance. Setting no 20 (P.39-40).
The machine sews the signs B,C,D,P,S,T,8.
Key 14 Is used when setting the stitch length balance. Setting no 20 (P.39-40).
The machine now sews stitch A38 which should have a rectangular
aspect.
NOTE! Not mentioned keys are not used at service or are without function.
SEWKNITWORLD
104 72 30-26 Husqvarna service manual 15