fusion 360 mach3 turn atc  g28 stops and wont move again untill you press cycle start button then of it goes again
what button havent i pressed in fusion or mach 3to make this fully automatic
 thanks steve

Is there a M0 after the G28 this is the same as the answer you got on the fusion forum.

hi this is the code thanks steve
%
O1001 (TEST)
N10 G98 G18
N11 G21
N12 G50 S6000


(FACE1)
N14 T0100
N15 G54
N16 M8
N17 G98
N18 G97 S400 M3
N19 G0 X17.84 Z0.92
N20 G0 Z-1.166
N21 G1 X16.668 F100.
N22 X13.84 Z-2.58
N23 X-1.76
N24 X1.068 Z-1.166
N25 G0 X17.84
N26 Z0.92

(PROFILE1)
N27 G98
N28 G97 S400 M3
N29 G0 X21.84 Z0.92
N30 Z-1.059
N31 G1 Z-1.224 F100.
N32 X21.668
N33 X18.84 Z-2.639
N34 Z-28.38
N35 X19.84
N36 X23.84
N37 G0 Z-1.166
N38 X20.668
N39 G1 X17.84 Z-2.58 F100.
N40 Z-28.38
N41 X18.84
N42 X22.84
N43 G0 Z-1.166
N44 X19.668
N45 G1 X16.84 Z-2.58 F100.
N46 Z-28.38
N47 X17.84
N48 X20.668 Z-26.966
N49 G0 Z-1.166
N50 X18.668
N51 G1 X15.84 Z-2.58 F100.
N52 Z-28.38
N53 X16.84
N54 X19.668 Z-26.966
N55 G0 Z-1.166
N56 X17.668
N57 G1 X14.84 Z-2.58 F100.
N58 Z-18.375
N59 Z-18.38
N60 Z-28.38
N61 X15.84
N62 X18.668 Z-26.966
N63 G0 Z-1.166
N64 X16.668
N65 G1 X13.84 Z-2.58 F100.
N66 Z-16.88
N67 X14.654 Z-17.897
N68 G18 G3 X14.84 Z-18.38 I-1.207 K-0.483
N69 G1 X17.668 Z-16.966
N70 G0 Z-1.166
N71 X15.668
N72 G1 X12.84 Z-2.58 F100.
N73 Z-15.63
N74 X14.34 Z-17.505
N75 X17.168 Z-16.09
N76 G0 Z-1.166
N77 X14.668
N78 G1 X11.84 Z-2.58 F100.
N79 Z-14.38
N80 X13.34 Z-16.255
N81 X16.168 Z-14.84
N82 G0 Z-1.166
N83 X13.668
N84 G1 X10.84 Z-2.58 F100.
N85 Z-13.13
N86 X12.34 Z-15.005
N87 X15.168 Z-13.59
N88 G0 Z-1.966
N89 X12.668
N90 G1 X9.84 Z-3.38 F100.
N91 Z-13.226
N92 X13.725 Z-18.083
N93 G3 X13.84 Z-18.38 I-0.743 K-0.297
N94 G1 Z-28.38
N95 X16.668 Z-26.966
N96 X17.84
N97 G0 X21.84
N98 Z0.92
N99 M9
N100 G28 U0.

(PART1)
N101 M1
N102 T0800
N103 G54
N104 M8
N105 G98
N106 G97 S500 M3
N107 G0 X22. Z1.
N108 G0 Z-31.564
N109 G1 X0. F100.
N110 X4.
N111 X-0.203
N112 X22.
N113 G0 Z1.

N114 M9
N115 G28 U0. W0.
N116 M30

You have a choice of what post processor you can use in Fusion. Have look at the Mach 3 definition of G28. That there are some differences in gcode commands depending on the post processor used ie; fanuc as compared to Mach3.

RICH