Transfer all stitches of the needle bed to be removed or positioned vertically to the other needle bed.
2
When the carriage assembly is in the left reversing position, stop the machine with the engaging rod. If a central lubrication is present, the carriage must be in the left reversing position.
3
In the Intervene
Manually II window tap the Release Drive Brake button and slide the carriage assembly to the left up to the stop point. Intervene
Manually II -> Release Drive Brake
4
Remove two screws (2) on each side of the machine.
Intervene
Manually II -> 
Release Drive Brake 