Filtec FT-50c Service And Technical Reference Manual page 56

Industrial Dynamics Company, Ltd. Document 40255-0600
7. Mark the positions of the mounting holes and then anchor each
bracket with two 1/2 inch x 4 inch lag bolts and lead floor
inserts.
Figure 3-15. Anchoring the slant braces to the floor.
8. Firmly tighten all bolts and pipe clamps and then tack weld the
following points with an oxyacetylene welder. Remember to
remove the pipe clamps when you finish.
Chapter 3: Installing the FT-50
3-17