1) Set the range dial to zero 

2) Using only end of wrench, tighten bolt to desire NM looking at dial

3) Reset to zero


1) Only using the handle at the end of the wrench (black portion) and not touching any other part of the wrench when tightening.

2) Doesn't ever exceed the torque limit of the wrench. It can over strain the torsion bar and cause permanent damage to the torsion bar.

3) Never drop the wrench.

4) Never use the wrench as a breaker bar or lever

5) Always return to zero setting

Other Resources:

range user manual