MTS Series 609 Alignment Fixture - Manual (Page 62)

Series 609 Alignment Fixture Product Information 62
Adjust the Concentric Alignment
Alignment Procedure
5. Continue to adjust concentricity screws to reduce the “S” bend as much as
possible.
You should end up with readings characteristic of the remaining “C” bend
which has uniformly higher readings on one side of the specimen and
uniformly lower readings on the specimen’s opposite side.