TinnerFlow™2nd YearTools & Equipment
Zero the angle finder on a known flat surface before every use. Verify with a known reference angle (a machinist's square is 90.000 degrees). Never trust…
Zero the angle finder on a known flat surface before every use. Verify with a known reference angle (a machinist's square is 90.000 degrees). Never trust an uncalibrated instrument on critical work.
Do not hide, force, cover, or “make it work” if this affects safety, access, airflow, rated assemblies, supports, equipment, or inspection. Stop and verify the approved correction.