Sparweb,
Thank you for your answer.
I will proceed as you described since it is also stated in AS8049:
"The roll beam shall be capable of ±10 degrees roll about the centerline of floor tracks or fittings"
Oded
Hello
I am planning a dynamic test according to 14 CFR Part 27.562 and SAE AS8049C for rotorcraft seat. the floor and tracks in this rotorcraft are not parallel to the water line (horizon) but elevated at an angle of 3 degrees.
The question is how to aline the axis of the floor deformation...