[kansaswoodrat]

I change the G54 to G56 and identify that location on mill somewhere near center of mill bed for nubie safety.

(SERVO_MOUNT_ADAPTER)
(FIRST FUSION 360)
(MACHINE)
( VENDOR HOMEMADE)
( MODEL DIY)
( DESCRIPTION GENERIC 3-AXIS)
(T1 D=3.175 CR=0. - ZMIN=-10.525 - FLAT END MILL)
N10 G90 G94 G91.1 G40 G49 G17
N15 G21
N20 G28 G91 Z0.
N25 G90

(BORE1)
N30 M5
N35 T1 M6
N40 S25000 M3
N45 G54
N50 G0 X5.404 Y52.667
N55 G43 Z16. H1

[mactec54]

I change the G54 to G56 and identify that location on mill somewhere near center of mill bed for nubie safety.

(SERVO_MOUNT_ADAPTER)
(FIRST FUSION 360)
(MACHINE)
( VENDOR HOMEMADE)
( MODEL DIY)
( DESCRIPTION GENERIC 3-AXIS)
(T1 D=3.175 CR=0. - ZMIN=-10.525 - FLAT END MILL)
N10 G90 G94 G91.1 G40 G49 G17
N15 G21
N20 G28 G91 Z0. Problem line change it to G0Z16. or a larger number to clear everything that when it moves to the X Y start position it can not hit anything with the tool
N25 G90

(BORE1)
N30 M5
N35 T1 M6
N40 S25000 M3
N45 G54
N50 G0 X5.404 Y52.667
N55 G43 Z16. H1

Line N20 is where your problem is remove it or just do a G0 Z16. Z30. or what ever number you want for your clearance plane

[dazp1976]

Line N20 is where your problem is remove it or just do a G0 Z16. Z30. or what ever number you want for your clearance plane

Yep.
I also always change mine to G0 Z30. Which is my safe Z height.