Husqvarna 1200 Service Manual page 16

Functions of the service program 1070
Key 1 Code letter of the program memory.
Key 2 Display test where all symbols light up on the display.
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.
The function is correct if numbers 1-4 are shown in the right part of
the display, while the handwheel is turned around slowly.
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 pre-setting the step motor of the guide. Setting no 21
(P. 41). The step motor now takes its calibration position.
Key 37 Is used when setting the stitch length balance. Setting no 20 (P. 37.
The machine now sews the signs C, D, B, P, S, T, 8.
Key 40 Is used when setting the stitch length balance. Setting no 20 (P. 37.
The feed dog shall stand still (0-feeding).
Key 41 Is used when setting the stitch length balance. Setting no 20 (P. 37.
The machine now sews the stitch 41 which shall have a rectangular
look.
NOTE! Not mentioned keys are not used at service or are without
function.
16 Husqvarna service manual 104 72 30-26
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