42
104 73 15-26
Pos No 2 Display test 2
Display contrast of the machine.
Is used to set the default contrast of the machine. To change
the contrast use the Stitch width + and - buttons on the
foil key board.
The setting interval is between -10 to +10 in steps of 1 and the
value is shown above the contrast icon according to the
picture.
Pos No 3
Checks the sensors of the synchronizer.
The function is correct if three squares
- Speed Sensor
- X,Y - axis start sensor
- Needle up/down sensor
in the display are changing from black to white while the hand
wheel slowly is turned around in the direction of sewing.
Pos No 4
Check of the bobbin winding switch sensor.
If moving the bobbin winding between it’s 2 different positions
on or off, a square is shown in the right side of the display
should change between black and white, the function is
correct.
Check bobbin empty sensor.
When the bobbin or bobbin holder is empty the square turns
black.
Check of the button hole switch sensor.
When the one step button hole lever is engaged and its moved back and forth,the square is shown in the
right side of the display should change between black and white, the function is correct.
Check of the Foot control Sensor - located inside the foot control.
When the foot control is connected to the machine and is pressed, the progress bar shows the measured
level devided into 1/10 parts.
Check of the Hand (speed) control sensor - located on the front cover.
When the Hand (Speed) control is connected to the machine
and is pressed, the progress bar shows the measured level
devided into 1/10 parts.
Pos No 5
Clear User settings.
Erases all saved user settings done in the “Set Menu”.
NOTE! When erased, the display goes back to the default
view for the First service view.
Service Program Ambition 1.0 - 1.5