Set OS 40 = 0 for string dimensions for pipe supports.
Set OS 40 = 1 for overall dimensions for pipe supports.
Set OS 40 = 2 to suppress pipe supports.
Set OS 40 = 3 for pipe supports drawn but not dimensioned.
Set OS 40 = 10 for pipe support dimensions on the opposite side.
Set OS 40 = 2500 for pipe support standout distance to equal 25mm. This forces the standout outside the normal dimension.