Hello,
I'm trying to do picture uploading again. As it is looks that I have same ptoblem now. See picture (stress in [kPa)]:

There is node 2438 where report "Cumulative Usage" gives to me allowable number of circle = 3593
Note all these events from 70 to 74 are fatigue and mention as FAT.

According S-N curve for N=3593 I have S=315950kPa


And then I check stress by "Stress Extended (Legacy)" for same node:

As it sown in the picture above the stress that has been used to find Nallow is not 3DMax but it is Code Stress.

And option: