Operation
Operating manual 171/173 Version 01.0 - 01/201642
5.12 Keypad on the machine arm
Depending on the equipment, there is a keypad located 
on the machine arm to quickly call up various functions.
Fig. 26: Keypad on the machine arm
Element Function/meaning
Inverts stitch condensing  
Reverses the general setting for automatic stitch 
condensing at the start and end of the seam: 
If stitch condensing is generally switched on, 
it is suppressed for the next stitch condensing.  
If stitch condensing is generally switched off, 
stitc
h condensing is enabled.
Positions needle in the upper/lower position  
The setting position is described in the controller's  
 operating manual.
Manual stitch condensing during sewing 
As long as the button is pressed, the machine sews 
using the stitch length selected
 on the upper adjusting 
wheel for the stitch condensing.  
(
 5.7.2 Adjusting the stitch condensing, pg. 35)
Lifts the carrier roller 
When the button is pressed, the carrier roller is raised 
(
 5.8.3 Lifting the carrier roller, pg. 38). Renewed 
pressing of the button lowers the roller again. As long 
as the r
oller is raised, the yellow LED next to the button 
lights up.
Yellow LED Lights when function is activated.
Green LED Lights when the sewing drive is switched on.
(1) - Keypad (2) - Indicator lamp, power supply
①
②