Operation Manual

Operating instructions
Operating instructions 867 - 02.0 - 08/2015 51
5.11.3 Quick stroke adjustment via knee switch
On machines with quick stroke adjustment activated via a knee
switch the elevated sewing foot stroke is switched via the knee
switch. The toggle switch on the rear side of the knee switch
determines whether the elevated sewing foot stroke is perma-
nently switched on or only while the knee switch is pressed.
Figure 30: Quick stroke adjustment via knee switch
For permanent conversion:
1. Set the toggle switch (2) to the upper position.
• To switch on the elevated sewing foot stroke:
Push the knee switch (1) to the right.
• To switch off the elevated sewing foot stroke:
Push the knee switch (1) to the right again.
For temporary conversion:
1. Set the toggle switch (2) to the lower position.
• To switch on the elevated sewing foot stroke:
Push the knee lever knee switch (1) to the right and keep
it pressed.
1
2
(1) - Knee switch
(2) - Toggle switch