Autoleveller

Hi! not sure if this has been answered before but here's my issue.
I'm using Autoleveller with LinuxCNC and 2 stage levelling.
here's a snippet of the original Gcode :

N10 G90 G94 G17 G91.1
N15 G21
N20 G53 G0 Z0.
(2D CONTOUR2)
N25 T10 M6
N30 S5000 M3
N35 G54
N40 G0 X-13.906 Y15.325
N45 G43 Z5 ...