meshlevel.g
T0 ; Select first hot end

G91        ; relitive moves
G1 Z5 F3000               ;lift Z 5mm
G1 X-306 y-302 F1500 S1   ;relative move to x,y -295mm neg dir stop at switch
G1 X5 Y5 F1000            ;relative back off switch 5mm pos dir  
G1 X-295 Y-302 F360 S1     ;relative move x,y -302mm alliance neg stop at switch slowlymeshlevel.

G90 ; Absolute coordinates
G1 X52 Y286 F3000 ; Go to first bed probe point and home the Z axis


M557 X52:300 Y5:286 S31 ; Bed probe from X52 to 300 and Y5 to 286 in increments

M401 ; Lower BLTouch probe
G29 S2 ; Clears bed height map in RepRapFirmware
G29 S0; Kicks off the Z probing across the height map
M402 ; Retract BLTouch probe

M374 ; Save calibration data. Default is sys/heightmap.csv

G1 X148.5 Y151 F3000 ; All done - move mid bed